Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 1 | #include "precompiled.h" |
| 2 | // |
| 3 | // Copyright 2014 The ANGLE Project Authors. All rights reserved. |
| 4 | // Use of this source code is governed by a BSD-style license that can be |
| 5 | // found in the LICENSE file. |
| 6 | // |
| 7 | |
| 8 | // TextureD3D.cpp: Implementations of the Texture interfaces shared betweeen the D3D backends. |
| 9 | |
| 10 | #include "common/mathutil.h" |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 11 | #include "common/utilities.h" |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 12 | #include "libEGL/Surface.h" |
| 13 | #include "libGLESv2/Buffer.h" |
| 14 | #include "libGLESv2/Framebuffer.h" |
| 15 | #include "libGLESv2/main.h" |
| 16 | #include "libGLESv2/formatutils.h" |
| 17 | #include "libGLESv2/renderer/BufferImpl.h" |
| 18 | #include "libGLESv2/renderer/RenderTarget.h" |
| 19 | #include "libGLESv2/renderer/Renderer.h" |
| 20 | #include "libGLESv2/renderer/d3d/ImageD3D.h" |
| 21 | #include "libGLESv2/renderer/d3d/TextureD3D.h" |
| 22 | #include "libGLESv2/renderer/d3d/TextureStorage.h" |
| 23 | |
| 24 | namespace rx |
| 25 | { |
| 26 | |
| 27 | bool IsMipmapFiltered(const gl::SamplerState &samplerState) |
| 28 | { |
| 29 | switch (samplerState.minFilter) |
| 30 | { |
| 31 | case GL_NEAREST: |
| 32 | case GL_LINEAR: |
| 33 | return false; |
| 34 | case GL_NEAREST_MIPMAP_NEAREST: |
| 35 | case GL_LINEAR_MIPMAP_NEAREST: |
| 36 | case GL_NEAREST_MIPMAP_LINEAR: |
| 37 | case GL_LINEAR_MIPMAP_LINEAR: |
| 38 | return true; |
| 39 | default: UNREACHABLE(); |
| 40 | return false; |
| 41 | } |
| 42 | } |
| 43 | |
| 44 | bool IsRenderTargetUsage(GLenum usage) |
| 45 | { |
| 46 | return (usage == GL_FRAMEBUFFER_ATTACHMENT_ANGLE); |
| 47 | } |
| 48 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 49 | TextureD3D::TextureD3D(Renderer *renderer) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 50 | : mRenderer(renderer), |
| 51 | mUsage(GL_NONE), |
| 52 | mDirtyImages(true), |
| 53 | mImmutable(false) |
| 54 | { |
| 55 | } |
| 56 | |
| 57 | TextureD3D::~TextureD3D() |
| 58 | { |
| 59 | } |
| 60 | |
Brandon Jones | 6b19b00 | 2014-07-16 14:32:05 -0700 | [diff] [blame] | 61 | TextureD3D *TextureD3D::makeTextureD3D(TextureImpl *texture) |
| 62 | { |
| 63 | ASSERT(HAS_DYNAMIC_TYPE(TextureD3D*, texture)); |
| 64 | return static_cast<TextureD3D*>(texture); |
| 65 | } |
| 66 | |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 67 | GLint TextureD3D::getBaseLevelWidth() const |
| 68 | { |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 69 | const Image *baseImage = getBaseLevelImage(); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 70 | return (baseImage ? baseImage->getWidth() : 0); |
| 71 | } |
| 72 | |
| 73 | GLint TextureD3D::getBaseLevelHeight() const |
| 74 | { |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 75 | const Image *baseImage = getBaseLevelImage(); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 76 | return (baseImage ? baseImage->getHeight() : 0); |
| 77 | } |
| 78 | |
| 79 | GLint TextureD3D::getBaseLevelDepth() const |
| 80 | { |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 81 | const Image *baseImage = getBaseLevelImage(); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 82 | return (baseImage ? baseImage->getDepth() : 0); |
| 83 | } |
| 84 | |
| 85 | // Note: "base level image" is loosely defined to be any image from the base level, |
| 86 | // where in the base of 2D array textures and cube maps there are several. Don't use |
| 87 | // the base level image for anything except querying texture format and size. |
| 88 | GLenum TextureD3D::getBaseLevelInternalFormat() const |
| 89 | { |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 90 | const Image *baseImage = getBaseLevelImage(); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 91 | return (baseImage ? baseImage->getInternalFormat() : GL_NONE); |
| 92 | } |
| 93 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 94 | void TextureD3D::setImage(const gl::PixelUnpackState &unpack, GLenum type, const void *pixels, Image *image) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 95 | { |
| 96 | // No-op |
| 97 | if (image->getWidth() == 0 || image->getHeight() == 0 || image->getDepth() == 0) |
| 98 | { |
| 99 | return; |
| 100 | } |
| 101 | |
| 102 | // We no longer need the "GLenum format" parameter to TexImage to determine what data format "pixels" contains. |
| 103 | // From our image internal format we know how many channels to expect, and "type" gives the format of pixel's components. |
| 104 | const void *pixelData = pixels; |
| 105 | |
| 106 | if (unpack.pixelBuffer.id() != 0) |
| 107 | { |
| 108 | // Do a CPU readback here, if we have an unpack buffer bound and the fast GPU path is not supported |
| 109 | gl::Buffer *pixelBuffer = unpack.pixelBuffer.get(); |
| 110 | ptrdiff_t offset = reinterpret_cast<ptrdiff_t>(pixels); |
| 111 | // TODO: setImage/subImage is the only place outside of renderer that asks for a buffers raw data. |
| 112 | // This functionality should be moved into renderer and the getData method of BufferImpl removed. |
| 113 | const void *bufferData = pixelBuffer->getImplementation()->getData(); |
| 114 | pixelData = static_cast<const unsigned char *>(bufferData) + offset; |
| 115 | } |
| 116 | |
| 117 | if (pixelData != NULL) |
| 118 | { |
| 119 | image->loadData(0, 0, 0, image->getWidth(), image->getHeight(), image->getDepth(), unpack.alignment, type, pixelData); |
| 120 | mDirtyImages = true; |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | bool TextureD3D::subImage(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 125 | GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels, Image *image) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 126 | { |
| 127 | const void *pixelData = pixels; |
| 128 | |
| 129 | // CPU readback & copy where direct GPU copy is not supported |
| 130 | if (unpack.pixelBuffer.id() != 0) |
| 131 | { |
| 132 | gl::Buffer *pixelBuffer = unpack.pixelBuffer.get(); |
| 133 | unsigned int offset = reinterpret_cast<unsigned int>(pixels); |
| 134 | // TODO: setImage/subImage is the only place outside of renderer that asks for a buffers raw data. |
| 135 | // This functionality should be moved into renderer and the getData method of BufferImpl removed. |
| 136 | const void *bufferData = pixelBuffer->getImplementation()->getData(); |
| 137 | pixelData = static_cast<const unsigned char *>(bufferData) + offset; |
| 138 | } |
| 139 | |
| 140 | if (pixelData != NULL) |
| 141 | { |
| 142 | image->loadData(xoffset, yoffset, zoffset, width, height, depth, unpack.alignment, type, pixelData); |
| 143 | mDirtyImages = true; |
| 144 | } |
| 145 | |
| 146 | return true; |
| 147 | } |
| 148 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 149 | void TextureD3D::setCompressedImage(GLsizei imageSize, const void *pixels, Image *image) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 150 | { |
| 151 | if (pixels != NULL) |
| 152 | { |
| 153 | image->loadCompressedData(0, 0, 0, image->getWidth(), image->getHeight(), image->getDepth(), pixels); |
| 154 | mDirtyImages = true; |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | bool TextureD3D::subImageCompressed(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 159 | GLenum format, GLsizei imageSize, const void *pixels, Image *image) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 160 | { |
| 161 | if (pixels != NULL) |
| 162 | { |
| 163 | image->loadCompressedData(xoffset, yoffset, zoffset, width, height, depth, pixels); |
| 164 | mDirtyImages = true; |
| 165 | } |
| 166 | |
| 167 | return true; |
| 168 | } |
| 169 | |
| 170 | bool TextureD3D::isFastUnpackable(const gl::PixelUnpackState &unpack, GLenum sizedInternalFormat) |
| 171 | { |
| 172 | return unpack.pixelBuffer.id() != 0 && mRenderer->supportsFastCopyBufferToTexture(sizedInternalFormat); |
| 173 | } |
| 174 | |
| 175 | bool TextureD3D::fastUnpackPixels(const gl::PixelUnpackState &unpack, const void *pixels, const gl::Box &destArea, |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 176 | GLenum sizedInternalFormat, GLenum type, RenderTarget *destRenderTarget) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 177 | { |
| 178 | if (destArea.width <= 0 && destArea.height <= 0 && destArea.depth <= 0) |
| 179 | { |
| 180 | return true; |
| 181 | } |
| 182 | |
| 183 | // In order to perform the fast copy through the shader, we must have the right format, and be able |
| 184 | // to create a render target. |
| 185 | ASSERT(mRenderer->supportsFastCopyBufferToTexture(sizedInternalFormat)); |
| 186 | |
| 187 | unsigned int offset = reinterpret_cast<unsigned int>(pixels); |
| 188 | |
| 189 | return mRenderer->fastCopyBufferToTexture(unpack, offset, destRenderTarget, sizedInternalFormat, type, destArea); |
| 190 | } |
| 191 | |
| 192 | GLint TextureD3D::creationLevels(GLsizei width, GLsizei height, GLsizei depth) const |
| 193 | { |
| 194 | if ((gl::isPow2(width) && gl::isPow2(height) && gl::isPow2(depth)) || mRenderer->getRendererExtensions().textureNPOT) |
| 195 | { |
| 196 | // Maximum number of levels |
| 197 | return gl::log2(std::max(std::max(width, height), depth)) + 1; |
| 198 | } |
| 199 | else |
| 200 | { |
| 201 | // OpenGL ES 2.0 without GL_OES_texture_npot does not permit NPOT mipmaps. |
| 202 | return 1; |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | int TextureD3D::mipLevels() const |
| 207 | { |
| 208 | return gl::log2(std::max(std::max(getBaseLevelWidth(), getBaseLevelHeight()), getBaseLevelDepth())) + 1; |
| 209 | } |
| 210 | |
| 211 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 212 | TextureD3D_2D::TextureD3D_2D(Renderer *renderer) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 213 | : TextureD3D(renderer), |
| 214 | Texture2DImpl(), |
| 215 | mTexStorage(NULL) |
| 216 | { |
| 217 | for (int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; ++i) |
| 218 | { |
| 219 | mImageArray[i] = ImageD3D::makeImageD3D(renderer->createImage()); |
| 220 | } |
| 221 | } |
| 222 | |
| 223 | TextureD3D_2D::~TextureD3D_2D() |
| 224 | { |
| 225 | SafeDelete(mTexStorage); |
| 226 | |
| 227 | for (int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; ++i) |
| 228 | { |
| 229 | delete mImageArray[i]; |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | TextureD3D_2D *TextureD3D_2D::makeTextureD3D_2D(Texture2DImpl *texture) |
| 234 | { |
| 235 | ASSERT(HAS_DYNAMIC_TYPE(TextureD3D_2D*, texture)); |
| 236 | return static_cast<TextureD3D_2D*>(texture); |
| 237 | } |
| 238 | |
| 239 | TextureStorageInterface *TextureD3D_2D::getNativeTexture() |
| 240 | { |
| 241 | // ensure the underlying texture is created |
| 242 | initializeStorage(false); |
| 243 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 244 | TextureStorageInterface *storage = getBaseLevelStorage(); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 245 | if (storage) |
| 246 | { |
| 247 | updateStorage(); |
| 248 | } |
| 249 | |
| 250 | return storage; |
| 251 | } |
| 252 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 253 | Image *TextureD3D_2D::getImage(int level) const |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 254 | { |
| 255 | ASSERT(level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS); |
| 256 | return mImageArray[level]; |
| 257 | } |
| 258 | |
| 259 | void TextureD3D_2D::setUsage(GLenum usage) |
| 260 | { |
| 261 | mUsage = usage; |
| 262 | } |
| 263 | |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 264 | GLsizei TextureD3D_2D::getWidth(GLint level) const |
| 265 | { |
| 266 | if (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| 267 | return mImageArray[level]->getWidth(); |
| 268 | else |
| 269 | return 0; |
| 270 | } |
| 271 | |
| 272 | GLsizei TextureD3D_2D::getHeight(GLint level) const |
| 273 | { |
| 274 | if (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| 275 | return mImageArray[level]->getHeight(); |
| 276 | else |
| 277 | return 0; |
| 278 | } |
| 279 | |
| 280 | GLenum TextureD3D_2D::getInternalFormat(GLint level) const |
| 281 | { |
| 282 | if (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| 283 | return mImageArray[level]->getInternalFormat(); |
| 284 | else |
| 285 | return GL_NONE; |
| 286 | } |
| 287 | |
| 288 | GLenum TextureD3D_2D::getActualFormat(GLint level) const |
| 289 | { |
| 290 | if (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| 291 | return mImageArray[level]->getActualFormat(); |
| 292 | else |
| 293 | return GL_NONE; |
| 294 | } |
| 295 | |
| 296 | bool TextureD3D_2D::isDepth(GLint level) const |
| 297 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 298 | return gl::GetInternalFormatInfo(getInternalFormat(level)).depthBits > 0; |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 299 | } |
| 300 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 301 | void TextureD3D_2D::setImage(GLint level, GLsizei width, GLsizei height, GLenum internalFormat, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 302 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 303 | GLenum sizedInternalFormat = gl::GetSizedInternalFormat(internalFormat, type); |
| 304 | |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 305 | bool fastUnpacked = false; |
| 306 | |
| 307 | // Attempt a fast gpu copy of the pixel data to the surface |
| 308 | if (isFastUnpackable(unpack, sizedInternalFormat) && isLevelComplete(level)) |
| 309 | { |
| 310 | // Will try to create RT storage if it does not exist |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 311 | RenderTarget *destRenderTarget = getRenderTarget(level); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 312 | gl::Box destArea(0, 0, 0, getWidth(level), getHeight(level), 1); |
| 313 | |
| 314 | if (destRenderTarget && fastUnpackPixels(unpack, pixels, destArea, sizedInternalFormat, type, destRenderTarget)) |
| 315 | { |
| 316 | // Ensure we don't overwrite our newly initialized data |
| 317 | mImageArray[level]->markClean(); |
| 318 | |
| 319 | fastUnpacked = true; |
| 320 | } |
| 321 | } |
| 322 | |
| 323 | if (!fastUnpacked) |
| 324 | { |
| 325 | TextureD3D::setImage(unpack, type, pixels, mImageArray[level]); |
| 326 | } |
| 327 | } |
| 328 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 329 | void TextureD3D_2D::setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei imageSize, const void *pixels) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 330 | { |
| 331 | TextureD3D::setCompressedImage(imageSize, pixels, mImageArray[level]); |
| 332 | } |
| 333 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 334 | void TextureD3D_2D::subImage(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 335 | { |
| 336 | bool fastUnpacked = false; |
| 337 | |
| 338 | if (isFastUnpackable(unpack, getInternalFormat(level)) && isLevelComplete(level)) |
| 339 | { |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 340 | RenderTarget *renderTarget = getRenderTarget(level); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 341 | gl::Box destArea(xoffset, yoffset, 0, width, height, 1); |
| 342 | |
| 343 | if (renderTarget && fastUnpackPixels(unpack, pixels, destArea, getInternalFormat(level), type, renderTarget)) |
| 344 | { |
| 345 | // Ensure we don't overwrite our newly initialized data |
| 346 | mImageArray[level]->markClean(); |
| 347 | |
| 348 | fastUnpacked = true; |
| 349 | } |
| 350 | } |
| 351 | |
| 352 | if (!fastUnpacked && TextureD3D::subImage(xoffset, yoffset, 0, width, height, 1, format, type, unpack, pixels, mImageArray[level])) |
| 353 | { |
| 354 | commitRect(level, xoffset, yoffset, width, height); |
| 355 | } |
| 356 | } |
| 357 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 358 | void TextureD3D_2D::subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *pixels) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 359 | { |
| 360 | if (TextureD3D::subImageCompressed(xoffset, yoffset, 0, width, height, 1, format, imageSize, pixels, mImageArray[level])) |
| 361 | { |
| 362 | commitRect(level, xoffset, yoffset, width, height); |
| 363 | } |
| 364 | } |
| 365 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 366 | void TextureD3D_2D::copyImage(GLint level, GLenum format, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 367 | { |
| 368 | if (!mImageArray[level]->isRenderableFormat()) |
| 369 | { |
| 370 | mImageArray[level]->copy(0, 0, 0, x, y, width, height, source); |
| 371 | mDirtyImages = true; |
| 372 | } |
| 373 | else |
| 374 | { |
| 375 | ensureRenderTarget(); |
| 376 | mImageArray[level]->markClean(); |
| 377 | |
| 378 | if (width != 0 && height != 0 && isValidLevel(level)) |
| 379 | { |
| 380 | gl::Rectangle sourceRect; |
| 381 | sourceRect.x = x; |
| 382 | sourceRect.width = width; |
| 383 | sourceRect.y = y; |
| 384 | sourceRect.height = height; |
| 385 | |
| 386 | mRenderer->copyImage(source, sourceRect, format, 0, 0, mTexStorage, level); |
| 387 | } |
| 388 | } |
| 389 | } |
| 390 | |
| 391 | void TextureD3D_2D::copySubImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) |
| 392 | { |
| 393 | // can only make our texture storage to a render target if level 0 is defined (with a width & height) and |
| 394 | // the current level we're copying to is defined (with appropriate format, width & height) |
| 395 | bool canCreateRenderTarget = isLevelComplete(level) && isLevelComplete(0); |
| 396 | |
| 397 | if (!mImageArray[level]->isRenderableFormat() || (!mTexStorage && !canCreateRenderTarget)) |
| 398 | { |
| 399 | mImageArray[level]->copy(xoffset, yoffset, 0, x, y, width, height, source); |
| 400 | mDirtyImages = true; |
| 401 | } |
| 402 | else |
| 403 | { |
| 404 | ensureRenderTarget(); |
| 405 | |
| 406 | if (isValidLevel(level)) |
| 407 | { |
| 408 | updateStorageLevel(level); |
| 409 | |
| 410 | gl::Rectangle sourceRect; |
| 411 | sourceRect.x = x; |
| 412 | sourceRect.width = width; |
| 413 | sourceRect.y = y; |
| 414 | sourceRect.height = height; |
| 415 | |
| 416 | mRenderer->copyImage(source, sourceRect, |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 417 | gl::GetInternalFormatInfo(getBaseLevelInternalFormat()).format, |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 418 | xoffset, yoffset, mTexStorage, level); |
| 419 | } |
| 420 | } |
| 421 | } |
| 422 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 423 | void TextureD3D_2D::storage(GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 424 | { |
| 425 | for (int level = 0; level < levels; level++) |
| 426 | { |
| 427 | GLsizei levelWidth = std::max(1, width >> level); |
| 428 | GLsizei levelHeight = std::max(1, height >> level); |
| 429 | mImageArray[level]->redefine(mRenderer, GL_TEXTURE_2D, internalformat, levelWidth, levelHeight, 1, true); |
| 430 | } |
| 431 | |
| 432 | for (int level = levels; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) |
| 433 | { |
| 434 | mImageArray[level]->redefine(mRenderer, GL_TEXTURE_2D, GL_NONE, 0, 0, 0, true); |
| 435 | } |
| 436 | |
| 437 | mImmutable = true; |
| 438 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 439 | setCompleteTexStorage(new TextureStorageInterface2D(mRenderer, internalformat, IsRenderTargetUsage(mUsage), width, height, levels)); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 440 | } |
| 441 | |
| 442 | // Tests for 2D texture sampling completeness. [OpenGL ES 2.0.24] section 3.8.2 page 85. |
| 443 | bool TextureD3D_2D::isSamplerComplete(const gl::SamplerState &samplerState) const |
| 444 | { |
| 445 | GLsizei width = getBaseLevelWidth(); |
| 446 | GLsizei height = getBaseLevelHeight(); |
| 447 | |
| 448 | if (width <= 0 || height <= 0) |
| 449 | { |
| 450 | return false; |
| 451 | } |
| 452 | |
Geoff Lang | 6cf8e1b | 2014-07-03 13:03:57 -0400 | [diff] [blame] | 453 | if (!mRenderer->getRendererTextureCaps().get(getInternalFormat(0)).filterable) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 454 | { |
| 455 | if (samplerState.magFilter != GL_NEAREST || |
| 456 | (samplerState.minFilter != GL_NEAREST && samplerState.minFilter != GL_NEAREST_MIPMAP_NEAREST)) |
| 457 | { |
| 458 | return false; |
| 459 | } |
| 460 | } |
| 461 | |
| 462 | // TODO(geofflang): use context's extensions |
| 463 | bool npotSupport = mRenderer->getRendererExtensions().textureNPOT; |
| 464 | |
| 465 | if (!npotSupport) |
| 466 | { |
| 467 | if ((samplerState.wrapS != GL_CLAMP_TO_EDGE && !gl::isPow2(width)) || |
| 468 | (samplerState.wrapT != GL_CLAMP_TO_EDGE && !gl::isPow2(height))) |
| 469 | { |
| 470 | return false; |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | if (IsMipmapFiltered(samplerState)) |
| 475 | { |
| 476 | if (!npotSupport) |
| 477 | { |
| 478 | if (!gl::isPow2(width) || !gl::isPow2(height)) |
| 479 | { |
| 480 | return false; |
| 481 | } |
| 482 | } |
| 483 | |
| 484 | if (!isMipmapComplete()) |
| 485 | { |
| 486 | return false; |
| 487 | } |
| 488 | } |
| 489 | |
| 490 | // OpenGLES 3.0.2 spec section 3.8.13 states that a texture is not mipmap complete if: |
| 491 | // The internalformat specified for the texture arrays is a sized internal depth or |
| 492 | // depth and stencil format (see table 3.13), the value of TEXTURE_COMPARE_- |
| 493 | // MODE is NONE, and either the magnification filter is not NEAREST or the mini- |
| 494 | // fication filter is neither NEAREST nor NEAREST_MIPMAP_NEAREST. |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 495 | const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(getInternalFormat(0)); |
| 496 | if (formatInfo.depthBits > 0 && mRenderer->getCurrentClientVersion() > 2) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 497 | { |
| 498 | if (samplerState.compareMode == GL_NONE) |
| 499 | { |
| 500 | if ((samplerState.minFilter != GL_NEAREST && samplerState.minFilter != GL_NEAREST_MIPMAP_NEAREST) || |
| 501 | samplerState.magFilter != GL_NEAREST) |
| 502 | { |
| 503 | return false; |
| 504 | } |
| 505 | } |
| 506 | } |
| 507 | |
| 508 | return true; |
| 509 | } |
| 510 | |
| 511 | void TextureD3D_2D::bindTexImage(egl::Surface *surface) |
| 512 | { |
| 513 | GLenum internalformat = surface->getFormat(); |
| 514 | |
| 515 | mImageArray[0]->redefine(mRenderer, GL_TEXTURE_2D, internalformat, surface->getWidth(), surface->getHeight(), 1, true); |
| 516 | |
| 517 | if (mTexStorage) |
| 518 | { |
| 519 | SafeDelete(mTexStorage); |
| 520 | } |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 521 | mTexStorage = new TextureStorageInterface2D(mRenderer, surface->getSwapChain()); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 522 | |
| 523 | mDirtyImages = true; |
| 524 | } |
| 525 | |
| 526 | void TextureD3D_2D::releaseTexImage() |
| 527 | { |
| 528 | if (mTexStorage) |
| 529 | { |
| 530 | SafeDelete(mTexStorage); |
| 531 | } |
| 532 | |
| 533 | for (int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) |
| 534 | { |
| 535 | mImageArray[i]->redefine(mRenderer, GL_TEXTURE_2D, GL_NONE, 0, 0, 0, true); |
| 536 | } |
| 537 | } |
| 538 | |
| 539 | void TextureD3D_2D::generateMipmaps() |
| 540 | { |
| 541 | int levelCount = mipLevels(); |
| 542 | |
| 543 | if (mTexStorage && mTexStorage->isRenderTarget()) |
| 544 | { |
| 545 | for (int level = 1; level < levelCount; level++) |
| 546 | { |
| 547 | mTexStorage->generateMipmap(level); |
| 548 | |
| 549 | mImageArray[level]->markClean(); |
| 550 | } |
| 551 | } |
| 552 | else |
| 553 | { |
| 554 | for (int level = 1; level < levelCount; level++) |
| 555 | { |
| 556 | mRenderer->generateMipmap(mImageArray[level], mImageArray[level - 1]); |
| 557 | } |
| 558 | } |
| 559 | } |
| 560 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 561 | unsigned int TextureD3D_2D::getRenderTargetSerial(GLint level) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 562 | { |
| 563 | return (ensureRenderTarget() ? mTexStorage->getRenderTargetSerial(level) : 0); |
| 564 | } |
| 565 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 566 | RenderTarget *TextureD3D_2D::getRenderTarget(GLint level) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 567 | { |
| 568 | // ensure the underlying texture is created |
| 569 | if (!ensureRenderTarget()) |
| 570 | { |
| 571 | return NULL; |
| 572 | } |
| 573 | |
| 574 | updateStorageLevel(level); |
| 575 | |
| 576 | // ensure this is NOT a depth texture |
| 577 | if (isDepth(level)) |
| 578 | { |
| 579 | return NULL; |
| 580 | } |
| 581 | |
| 582 | return mTexStorage->getRenderTarget(level); |
| 583 | } |
| 584 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 585 | RenderTarget *TextureD3D_2D::getDepthSencil(GLint level) |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 586 | { |
| 587 | // ensure the underlying texture is created |
| 588 | if (!ensureRenderTarget()) |
| 589 | { |
| 590 | return NULL; |
| 591 | } |
| 592 | |
| 593 | updateStorageLevel(level); |
| 594 | |
| 595 | // ensure this is actually a depth texture |
| 596 | if (!isDepth(level)) |
| 597 | { |
| 598 | return NULL; |
| 599 | } |
| 600 | |
| 601 | return mTexStorage->getRenderTarget(level); |
| 602 | } |
| 603 | |
| 604 | // Tests for 2D texture (mipmap) completeness. [OpenGL ES 2.0.24] section 3.7.10 page 81. |
| 605 | bool TextureD3D_2D::isMipmapComplete() const |
| 606 | { |
| 607 | int levelCount = mipLevels(); |
| 608 | |
| 609 | for (int level = 0; level < levelCount; level++) |
| 610 | { |
| 611 | if (!isLevelComplete(level)) |
| 612 | { |
| 613 | return false; |
| 614 | } |
| 615 | } |
| 616 | |
| 617 | return true; |
| 618 | } |
| 619 | |
| 620 | bool TextureD3D_2D::isValidLevel(int level) const |
| 621 | { |
| 622 | return (mTexStorage ? (level >= 0 && level < mTexStorage->getLevelCount()) : false); |
| 623 | } |
| 624 | |
| 625 | bool TextureD3D_2D::isLevelComplete(int level) const |
| 626 | { |
| 627 | if (isImmutable()) |
| 628 | { |
| 629 | return true; |
| 630 | } |
| 631 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 632 | const Image *baseImage = getBaseLevelImage(); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 633 | |
| 634 | GLsizei width = baseImage->getWidth(); |
| 635 | GLsizei height = baseImage->getHeight(); |
| 636 | |
| 637 | if (width <= 0 || height <= 0) |
| 638 | { |
| 639 | return false; |
| 640 | } |
| 641 | |
| 642 | // The base image level is complete if the width and height are positive |
| 643 | if (level == 0) |
| 644 | { |
| 645 | return true; |
| 646 | } |
| 647 | |
| 648 | ASSERT(level >= 1 && level <= (int)ArraySize(mImageArray) && mImageArray[level] != NULL); |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 649 | ImageD3D *image = mImageArray[level]; |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 650 | |
| 651 | if (image->getInternalFormat() != baseImage->getInternalFormat()) |
| 652 | { |
| 653 | return false; |
| 654 | } |
| 655 | |
| 656 | if (image->getWidth() != std::max(1, width >> level)) |
| 657 | { |
| 658 | return false; |
| 659 | } |
| 660 | |
| 661 | if (image->getHeight() != std::max(1, height >> level)) |
| 662 | { |
| 663 | return false; |
| 664 | } |
| 665 | |
| 666 | return true; |
| 667 | } |
| 668 | |
| 669 | // Constructs a native texture resource from the texture images |
| 670 | void TextureD3D_2D::initializeStorage(bool renderTarget) |
| 671 | { |
| 672 | // Only initialize the first time this texture is used as a render target or shader resource |
| 673 | if (mTexStorage) |
| 674 | { |
| 675 | return; |
| 676 | } |
| 677 | |
| 678 | // do not attempt to create storage for nonexistant data |
| 679 | if (!isLevelComplete(0)) |
| 680 | { |
| 681 | return; |
| 682 | } |
| 683 | |
| 684 | bool createRenderTarget = (renderTarget || IsRenderTargetUsage(mUsage)); |
| 685 | |
| 686 | setCompleteTexStorage(createCompleteStorage(createRenderTarget)); |
| 687 | ASSERT(mTexStorage); |
| 688 | |
| 689 | // flush image data to the storage |
| 690 | updateStorage(); |
| 691 | } |
| 692 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 693 | TextureStorageInterface2D *TextureD3D_2D::createCompleteStorage(bool renderTarget) const |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 694 | { |
| 695 | GLsizei width = getBaseLevelWidth(); |
| 696 | GLsizei height = getBaseLevelHeight(); |
| 697 | |
| 698 | ASSERT(width > 0 && height > 0); |
| 699 | |
| 700 | // use existing storage level count, when previously specified by TexStorage*D |
| 701 | GLint levels = (mTexStorage ? mTexStorage->getLevelCount() : creationLevels(width, height, 1)); |
| 702 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 703 | return new TextureStorageInterface2D(mRenderer, getBaseLevelInternalFormat(), renderTarget, width, height, levels); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 704 | } |
| 705 | |
| 706 | void TextureD3D_2D::setCompleteTexStorage(TextureStorageInterface2D *newCompleteTexStorage) |
| 707 | { |
| 708 | SafeDelete(mTexStorage); |
| 709 | mTexStorage = newCompleteTexStorage; |
| 710 | |
| 711 | if (mTexStorage && mTexStorage->isManaged()) |
| 712 | { |
| 713 | for (int level = 0; level < mTexStorage->getLevelCount(); level++) |
| 714 | { |
| 715 | mImageArray[level]->setManagedSurface(mTexStorage, level); |
| 716 | } |
| 717 | } |
| 718 | |
| 719 | mDirtyImages = true; |
| 720 | } |
| 721 | |
| 722 | void TextureD3D_2D::updateStorage() |
| 723 | { |
| 724 | ASSERT(mTexStorage != NULL); |
| 725 | GLint storageLevels = mTexStorage->getLevelCount(); |
| 726 | for (int level = 0; level < storageLevels; level++) |
| 727 | { |
| 728 | if (mImageArray[level]->isDirty() && isLevelComplete(level)) |
| 729 | { |
| 730 | updateStorageLevel(level); |
| 731 | } |
| 732 | } |
| 733 | } |
| 734 | |
| 735 | bool TextureD3D_2D::ensureRenderTarget() |
| 736 | { |
| 737 | initializeStorage(true); |
| 738 | |
| 739 | if (getBaseLevelWidth() > 0 && getBaseLevelHeight() > 0) |
| 740 | { |
| 741 | ASSERT(mTexStorage); |
| 742 | if (!mTexStorage->isRenderTarget()) |
| 743 | { |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 744 | TextureStorageInterface2D *newRenderTargetStorage = createCompleteStorage(true); |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 745 | |
| 746 | if (!mRenderer->copyToRenderTarget(newRenderTargetStorage, mTexStorage)) |
| 747 | { |
| 748 | delete newRenderTargetStorage; |
| 749 | return gl::error(GL_OUT_OF_MEMORY, false); |
| 750 | } |
| 751 | |
| 752 | setCompleteTexStorage(newRenderTargetStorage); |
| 753 | } |
| 754 | } |
| 755 | |
| 756 | return (mTexStorage && mTexStorage->isRenderTarget()); |
| 757 | } |
| 758 | |
| 759 | TextureStorageInterface *TextureD3D_2D::getBaseLevelStorage() |
| 760 | { |
| 761 | return mTexStorage; |
| 762 | } |
| 763 | |
| 764 | const ImageD3D *TextureD3D_2D::getBaseLevelImage() const |
| 765 | { |
| 766 | return mImageArray[0]; |
| 767 | } |
| 768 | |
| 769 | void TextureD3D_2D::updateStorageLevel(int level) |
| 770 | { |
| 771 | ASSERT(level <= (int)ArraySize(mImageArray) && mImageArray[level] != NULL); |
| 772 | ASSERT(isLevelComplete(level)); |
| 773 | |
| 774 | if (mImageArray[level]->isDirty()) |
| 775 | { |
| 776 | commitRect(level, 0, 0, getWidth(level), getHeight(level)); |
| 777 | } |
| 778 | } |
| 779 | |
| 780 | void TextureD3D_2D::redefineImage(GLint level, GLenum internalformat, GLsizei width, GLsizei height) |
| 781 | { |
| 782 | // If there currently is a corresponding storage texture image, it has these parameters |
| 783 | const int storageWidth = std::max(1, getBaseLevelWidth() >> level); |
| 784 | const int storageHeight = std::max(1, getBaseLevelHeight() >> level); |
| 785 | const GLenum storageFormat = getBaseLevelInternalFormat(); |
| 786 | |
| 787 | mImageArray[level]->redefine(mRenderer, GL_TEXTURE_2D, internalformat, width, height, 1, false); |
| 788 | |
| 789 | if (mTexStorage) |
| 790 | { |
| 791 | const int storageLevels = mTexStorage->getLevelCount(); |
| 792 | |
| 793 | if ((level >= storageLevels && storageLevels != 0) || |
| 794 | width != storageWidth || |
| 795 | height != storageHeight || |
| 796 | internalformat != storageFormat) // Discard mismatched storage |
| 797 | { |
| 798 | for (int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) |
| 799 | { |
| 800 | mImageArray[i]->markDirty(); |
| 801 | } |
| 802 | |
| 803 | SafeDelete(mTexStorage); |
| 804 | mDirtyImages = true; |
| 805 | } |
| 806 | } |
| 807 | } |
| 808 | |
| 809 | void TextureD3D_2D::commitRect(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height) |
| 810 | { |
| 811 | if (isValidLevel(level)) |
| 812 | { |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 813 | ImageD3D *image = mImageArray[level]; |
Brandon Jones | f47bebc | 2014-07-09 14:28:42 -0700 | [diff] [blame] | 814 | if (image->copyToStorage(mTexStorage, level, xoffset, yoffset, width, height)) |
| 815 | { |
| 816 | image->markClean(); |
| 817 | } |
| 818 | } |
| 819 | } |
| 820 | |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 821 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 822 | TextureD3D_Cube::TextureD3D_Cube(Renderer *renderer) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 823 | : TextureCubeImpl(), |
| 824 | TextureD3D(renderer), |
| 825 | mTexStorage(NULL) |
| 826 | { |
| 827 | for (int i = 0; i < 6; i++) |
| 828 | { |
| 829 | for (int j = 0; j < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; ++j) |
| 830 | { |
| 831 | mImageArray[i][j] = ImageD3D::makeImageD3D(renderer->createImage()); |
| 832 | } |
| 833 | } |
| 834 | } |
| 835 | |
| 836 | TextureD3D_Cube::~TextureD3D_Cube() |
| 837 | { |
| 838 | SafeDelete(mTexStorage); |
| 839 | |
| 840 | for (int i = 0; i < 6; i++) |
| 841 | { |
| 842 | for (int j = 0; j < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; ++j) |
| 843 | { |
| 844 | SafeDelete(mImageArray[i][j]); |
| 845 | } |
| 846 | } |
| 847 | } |
| 848 | |
| 849 | TextureD3D_Cube *TextureD3D_Cube::makeTextureD3D_Cube(TextureCubeImpl *texture) |
| 850 | { |
| 851 | ASSERT(HAS_DYNAMIC_TYPE(TextureD3D_Cube*, texture)); |
| 852 | return static_cast<TextureD3D_Cube*>(texture); |
| 853 | } |
| 854 | |
| 855 | TextureStorageInterface *TextureD3D_Cube::getNativeTexture() |
| 856 | { |
| 857 | // ensure the underlying texture is created |
| 858 | initializeStorage(false); |
| 859 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 860 | TextureStorageInterface *storage = getBaseLevelStorage(); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 861 | if (storage) |
| 862 | { |
| 863 | updateStorage(); |
| 864 | } |
| 865 | |
| 866 | return storage; |
| 867 | } |
| 868 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 869 | Image *TextureD3D_Cube::getImage(GLenum target, int level) const |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 870 | { |
| 871 | ASSERT(level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS); |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 872 | return mImageArray[targetToIndex(target)][level]; |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 873 | } |
| 874 | |
| 875 | void TextureD3D_Cube::setUsage(GLenum usage) |
| 876 | { |
| 877 | mUsage = usage; |
| 878 | } |
| 879 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 880 | GLenum TextureD3D_Cube::getInternalFormat(GLenum target, GLint level) const |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 881 | { |
| 882 | if (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 883 | return mImageArray[targetToIndex(target)][level]->getInternalFormat(); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 884 | else |
| 885 | return GL_NONE; |
| 886 | } |
| 887 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 888 | bool TextureD3D_Cube::isDepth(GLenum target, GLint level) const |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 889 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 890 | return gl::GetInternalFormatInfo(getInternalFormat(target, level)).depthBits > 0; |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 891 | } |
| 892 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 893 | void TextureD3D_Cube::setImage(int faceIndex, GLint level, GLsizei width, GLsizei height, GLenum internalFormat, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 894 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 895 | GLenum sizedInternalFormat = gl::GetSizedInternalFormat(internalFormat, type); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 896 | |
| 897 | redefineImage(faceIndex, level, sizedInternalFormat, width, height); |
| 898 | |
| 899 | TextureD3D::setImage(unpack, type, pixels, mImageArray[faceIndex][level]); |
| 900 | } |
| 901 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 902 | void TextureD3D_Cube::setCompressedImage(GLenum target, GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei imageSize, const void *pixels) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 903 | { |
| 904 | // compressed formats don't have separate sized internal formats-- we can just use the compressed format directly |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 905 | int faceIndex = targetToIndex(target); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 906 | redefineImage(faceIndex, level, format, width, height); |
| 907 | |
| 908 | TextureD3D::setCompressedImage(imageSize, pixels, mImageArray[faceIndex][level]); |
| 909 | } |
| 910 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 911 | void TextureD3D_Cube::subImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 912 | { |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 913 | int faceIndex = targetToIndex(target); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 914 | if (TextureD3D::subImage(xoffset, yoffset, 0, width, height, 1, format, type, unpack, pixels, mImageArray[faceIndex][level])) |
| 915 | { |
| 916 | commitRect(faceIndex, level, xoffset, yoffset, width, height); |
| 917 | } |
| 918 | } |
| 919 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 920 | void TextureD3D_Cube::subImageCompressed(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *pixels) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 921 | { |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 922 | int faceIndex = targetToIndex(target); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 923 | if (TextureD3D::subImageCompressed(xoffset, yoffset, 0, width, height, 1, format, imageSize, pixels, mImageArray[faceIndex][level])) |
| 924 | { |
| 925 | commitRect(faceIndex, level, xoffset, yoffset, width, height); |
| 926 | } |
| 927 | } |
| 928 | |
| 929 | void TextureD3D_Cube::copyImage(GLenum target, GLint level, GLenum format, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) |
| 930 | { |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 931 | int faceIndex = targetToIndex(target); |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 932 | GLenum sizedInternalFormat = gl::GetSizedInternalFormat(format, GL_UNSIGNED_BYTE); |
| 933 | |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 934 | redefineImage(faceIndex, level, sizedInternalFormat, width, height); |
| 935 | |
| 936 | if (!mImageArray[faceIndex][level]->isRenderableFormat()) |
| 937 | { |
| 938 | mImageArray[faceIndex][level]->copy(0, 0, 0, x, y, width, height, source); |
| 939 | mDirtyImages = true; |
| 940 | } |
| 941 | else |
| 942 | { |
| 943 | ensureRenderTarget(); |
| 944 | mImageArray[faceIndex][level]->markClean(); |
| 945 | |
| 946 | ASSERT(width == height); |
| 947 | |
| 948 | if (width > 0 && isValidFaceLevel(faceIndex, level)) |
| 949 | { |
| 950 | gl::Rectangle sourceRect; |
| 951 | sourceRect.x = x; |
| 952 | sourceRect.width = width; |
| 953 | sourceRect.y = y; |
| 954 | sourceRect.height = height; |
| 955 | |
| 956 | mRenderer->copyImage(source, sourceRect, format, 0, 0, mTexStorage, target, level); |
| 957 | } |
| 958 | } |
| 959 | } |
| 960 | |
| 961 | void TextureD3D_Cube::copySubImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) |
| 962 | { |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 963 | int faceIndex = targetToIndex(target); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 964 | |
| 965 | // We can only make our texture storage to a render target if the level we're copying *to* is complete |
| 966 | // and the base level is cube-complete. The base level must be cube complete (common case) because we cannot |
| 967 | // rely on the "getBaseLevel*" methods reliably otherwise. |
| 968 | bool canCreateRenderTarget = isFaceLevelComplete(faceIndex, level) && isCubeComplete(); |
| 969 | |
| 970 | if (!mImageArray[faceIndex][level]->isRenderableFormat() || (!mTexStorage && !canCreateRenderTarget)) |
| 971 | { |
| 972 | mImageArray[faceIndex][level]->copy(0, 0, 0, x, y, width, height, source); |
| 973 | mDirtyImages = true; |
| 974 | } |
| 975 | else |
| 976 | { |
| 977 | ensureRenderTarget(); |
| 978 | |
| 979 | if (isValidFaceLevel(faceIndex, level)) |
| 980 | { |
| 981 | updateStorageFaceLevel(faceIndex, level); |
| 982 | |
| 983 | gl::Rectangle sourceRect; |
| 984 | sourceRect.x = x; |
| 985 | sourceRect.width = width; |
| 986 | sourceRect.y = y; |
| 987 | sourceRect.height = height; |
| 988 | |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 989 | mRenderer->copyImage(source, sourceRect, gl::GetInternalFormatInfo(getBaseLevelInternalFormat()).format, |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 990 | xoffset, yoffset, mTexStorage, target, level); |
| 991 | } |
| 992 | } |
| 993 | } |
| 994 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 995 | void TextureD3D_Cube::storage(GLsizei levels, GLenum internalformat, GLsizei size) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 996 | { |
| 997 | for (int level = 0; level < levels; level++) |
| 998 | { |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 999 | GLsizei mipSize = std::max(1, size >> level); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1000 | for (int faceIndex = 0; faceIndex < 6; faceIndex++) |
| 1001 | { |
| 1002 | mImageArray[faceIndex][level]->redefine(mRenderer, GL_TEXTURE_CUBE_MAP, internalformat, mipSize, mipSize, 1, true); |
| 1003 | } |
| 1004 | } |
| 1005 | |
| 1006 | for (int level = levels; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) |
| 1007 | { |
| 1008 | for (int faceIndex = 0; faceIndex < 6; faceIndex++) |
| 1009 | { |
| 1010 | mImageArray[faceIndex][level]->redefine(mRenderer, GL_TEXTURE_CUBE_MAP, GL_NONE, 0, 0, 0, true); |
| 1011 | } |
| 1012 | } |
| 1013 | |
| 1014 | mImmutable = true; |
| 1015 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1016 | setCompleteTexStorage(new TextureStorageInterfaceCube(mRenderer, internalformat, IsRenderTargetUsage(mUsage), size, levels)); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1017 | } |
| 1018 | |
| 1019 | bool TextureD3D_Cube::isSamplerComplete(const gl::SamplerState &samplerState) const |
| 1020 | { |
| 1021 | int size = getBaseLevelWidth(); |
| 1022 | |
| 1023 | bool mipmapping = IsMipmapFiltered(samplerState); |
| 1024 | |
| 1025 | // TODO(geofflang): use context's texture caps |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1026 | if (!mRenderer->getRendererTextureCaps().get(getInternalFormat(GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0)).filterable) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1027 | { |
| 1028 | if (samplerState.magFilter != GL_NEAREST || |
| 1029 | (samplerState.minFilter != GL_NEAREST && samplerState.minFilter != GL_NEAREST_MIPMAP_NEAREST)) |
| 1030 | { |
| 1031 | return false; |
| 1032 | } |
| 1033 | } |
| 1034 | |
| 1035 | // TODO(geofflang): use context's extensions |
| 1036 | if (!gl::isPow2(size) && !mRenderer->getRendererExtensions().textureNPOT) |
| 1037 | { |
| 1038 | if (samplerState.wrapS != GL_CLAMP_TO_EDGE || samplerState.wrapT != GL_CLAMP_TO_EDGE || mipmapping) |
| 1039 | { |
| 1040 | return false; |
| 1041 | } |
| 1042 | } |
| 1043 | |
| 1044 | if (!mipmapping) |
| 1045 | { |
| 1046 | if (!isCubeComplete()) |
| 1047 | { |
| 1048 | return false; |
| 1049 | } |
| 1050 | } |
| 1051 | else |
| 1052 | { |
| 1053 | if (!isMipmapCubeComplete()) // Also tests for isCubeComplete() |
| 1054 | { |
| 1055 | return false; |
| 1056 | } |
| 1057 | } |
| 1058 | |
| 1059 | return true; |
| 1060 | } |
| 1061 | |
| 1062 | // Tests for cube texture completeness. [OpenGL ES 2.0.24] section 3.7.10 page 81. |
| 1063 | bool TextureD3D_Cube::isCubeComplete() const |
| 1064 | { |
| 1065 | int baseWidth = getBaseLevelWidth(); |
| 1066 | int baseHeight = getBaseLevelHeight(); |
| 1067 | GLenum baseFormat = getBaseLevelInternalFormat(); |
| 1068 | |
| 1069 | if (baseWidth <= 0 || baseWidth != baseHeight) |
| 1070 | { |
| 1071 | return false; |
| 1072 | } |
| 1073 | |
| 1074 | for (int faceIndex = 1; faceIndex < 6; faceIndex++) |
| 1075 | { |
| 1076 | const ImageD3D &faceBaseImage = *mImageArray[faceIndex][0]; |
| 1077 | |
| 1078 | if (faceBaseImage.getWidth() != baseWidth || |
| 1079 | faceBaseImage.getHeight() != baseHeight || |
| 1080 | faceBaseImage.getInternalFormat() != baseFormat ) |
| 1081 | { |
| 1082 | return false; |
| 1083 | } |
| 1084 | } |
| 1085 | |
| 1086 | return true; |
| 1087 | } |
| 1088 | |
| 1089 | void TextureD3D_Cube::generateMipmaps() |
| 1090 | { |
| 1091 | // Purge array levels 1 through q and reset them to represent the generated mipmap levels. |
| 1092 | int levelCount = mipLevels(); |
| 1093 | for (int faceIndex = 0; faceIndex < 6; faceIndex++) |
| 1094 | { |
| 1095 | for (int level = 1; level < levelCount; level++) |
| 1096 | { |
| 1097 | int faceLevelSize = (std::max(mImageArray[faceIndex][0]->getWidth() >> level, 1)); |
| 1098 | redefineImage(faceIndex, level, mImageArray[faceIndex][0]->getInternalFormat(), faceLevelSize, faceLevelSize); |
| 1099 | } |
| 1100 | } |
| 1101 | |
| 1102 | if (mTexStorage && mTexStorage->isRenderTarget()) |
| 1103 | { |
| 1104 | for (int faceIndex = 0; faceIndex < 6; faceIndex++) |
| 1105 | { |
| 1106 | for (int level = 1; level < levelCount; level++) |
| 1107 | { |
| 1108 | mTexStorage->generateMipmap(faceIndex, level); |
| 1109 | |
| 1110 | mImageArray[faceIndex][level]->markClean(); |
| 1111 | } |
| 1112 | } |
| 1113 | } |
| 1114 | else |
| 1115 | { |
| 1116 | for (int faceIndex = 0; faceIndex < 6; faceIndex++) |
| 1117 | { |
| 1118 | for (int level = 1; level < levelCount; level++) |
| 1119 | { |
| 1120 | mRenderer->generateMipmap(mImageArray[faceIndex][level], mImageArray[faceIndex][level - 1]); |
| 1121 | } |
| 1122 | } |
| 1123 | } |
| 1124 | } |
| 1125 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1126 | unsigned int TextureD3D_Cube::getRenderTargetSerial(GLenum target, GLint level) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1127 | { |
| 1128 | return (ensureRenderTarget() ? mTexStorage->getRenderTargetSerial(target, level) : 0); |
| 1129 | } |
| 1130 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1131 | RenderTarget *TextureD3D_Cube::getRenderTarget(GLenum target, GLint level) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1132 | { |
| 1133 | ASSERT(gl::IsCubemapTextureTarget(target)); |
| 1134 | |
| 1135 | // ensure the underlying texture is created |
| 1136 | if (!ensureRenderTarget()) |
| 1137 | { |
| 1138 | return NULL; |
| 1139 | } |
| 1140 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1141 | updateStorageFaceLevel(targetToIndex(target), level); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1142 | |
| 1143 | // ensure this is NOT a depth texture |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1144 | if (isDepth(target, level)) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1145 | { |
| 1146 | return NULL; |
| 1147 | } |
| 1148 | |
| 1149 | return mTexStorage->getRenderTarget(target, level); |
| 1150 | } |
| 1151 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1152 | RenderTarget *TextureD3D_Cube::getDepthStencil(GLenum target, GLint level) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1153 | { |
| 1154 | ASSERT(gl::IsCubemapTextureTarget(target)); |
| 1155 | |
| 1156 | // ensure the underlying texture is created |
| 1157 | if (!ensureRenderTarget()) |
| 1158 | { |
| 1159 | return NULL; |
| 1160 | } |
| 1161 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1162 | updateStorageFaceLevel(targetToIndex(target), level); |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1163 | |
| 1164 | // ensure this is a depth texture |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1165 | if (!isDepth(target, level)) |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1166 | { |
| 1167 | return NULL; |
| 1168 | } |
| 1169 | |
| 1170 | return mTexStorage->getRenderTarget(target, level); |
| 1171 | } |
| 1172 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1173 | int TextureD3D_Cube::targetToIndex(GLenum target) |
| 1174 | { |
| 1175 | META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_X - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 1); |
| 1176 | META_ASSERT(GL_TEXTURE_CUBE_MAP_POSITIVE_Y - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 2); |
| 1177 | META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 3); |
| 1178 | META_ASSERT(GL_TEXTURE_CUBE_MAP_POSITIVE_Z - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 4); |
| 1179 | META_ASSERT(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z - GL_TEXTURE_CUBE_MAP_POSITIVE_X == 5); |
| 1180 | |
| 1181 | return target - GL_TEXTURE_CUBE_MAP_POSITIVE_X; |
| 1182 | } |
| 1183 | |
Brandon Jones | 0511e80 | 2014-07-14 16:27:26 -0700 | [diff] [blame] | 1184 | void TextureD3D_Cube::initializeStorage(bool renderTarget) |
| 1185 | { |
| 1186 | // Only initialize the first time this texture is used as a render target or shader resource |
| 1187 | if (mTexStorage) |
| 1188 | { |
| 1189 | return; |
| 1190 | } |
| 1191 | |
| 1192 | // do not attempt to create storage for nonexistant data |
| 1193 | if (!isFaceLevelComplete(0, 0)) |
| 1194 | { |
| 1195 | return; |
| 1196 | } |
| 1197 | |
| 1198 | bool createRenderTarget = (renderTarget || IsRenderTargetUsage(mUsage)); |
| 1199 | |
| 1200 | setCompleteTexStorage(createCompleteStorage(createRenderTarget)); |
| 1201 | ASSERT(mTexStorage); |
| 1202 | |
| 1203 | // flush image data to the storage |
| 1204 | updateStorage(); |
| 1205 | } |
| 1206 | |
| 1207 | TextureStorageInterfaceCube *TextureD3D_Cube::createCompleteStorage(bool renderTarget) const |
| 1208 | { |
| 1209 | GLsizei size = getBaseLevelWidth(); |
| 1210 | |
| 1211 | ASSERT(size > 0); |
| 1212 | |
| 1213 | // use existing storage level count, when previously specified by TexStorage*D |
| 1214 | GLint levels = (mTexStorage ? mTexStorage->getLevelCount() : creationLevels(size, size, 1)); |
| 1215 | |
| 1216 | return new TextureStorageInterfaceCube(mRenderer, getBaseLevelInternalFormat(), renderTarget, size, levels); |
| 1217 | } |
| 1218 | |
| 1219 | void TextureD3D_Cube::setCompleteTexStorage(TextureStorageInterfaceCube *newCompleteTexStorage) |
| 1220 | { |
| 1221 | SafeDelete(mTexStorage); |
| 1222 | mTexStorage = newCompleteTexStorage; |
| 1223 | |
| 1224 | if (mTexStorage && mTexStorage->isManaged()) |
| 1225 | { |
| 1226 | for (int faceIndex = 0; faceIndex < 6; faceIndex++) |
| 1227 | { |
| 1228 | for (int level = 0; level < mTexStorage->getLevelCount(); level++) |
| 1229 | { |
| 1230 | mImageArray[faceIndex][level]->setManagedSurface(mTexStorage, faceIndex, level); |
| 1231 | } |
| 1232 | } |
| 1233 | } |
| 1234 | |
| 1235 | mDirtyImages = true; |
| 1236 | } |
| 1237 | |
| 1238 | void TextureD3D_Cube::updateStorage() |
| 1239 | { |
| 1240 | ASSERT(mTexStorage != NULL); |
| 1241 | GLint storageLevels = mTexStorage->getLevelCount(); |
| 1242 | for (int face = 0; face < 6; face++) |
| 1243 | { |
| 1244 | for (int level = 0; level < storageLevels; level++) |
| 1245 | { |
| 1246 | if (mImageArray[face][level]->isDirty() && isFaceLevelComplete(face, level)) |
| 1247 | { |
| 1248 | updateStorageFaceLevel(face, level); |
| 1249 | } |
| 1250 | } |
| 1251 | } |
| 1252 | } |
| 1253 | |
| 1254 | bool TextureD3D_Cube::ensureRenderTarget() |
| 1255 | { |
| 1256 | initializeStorage(true); |
| 1257 | |
| 1258 | if (getBaseLevelWidth() > 0) |
| 1259 | { |
| 1260 | ASSERT(mTexStorage); |
| 1261 | if (!mTexStorage->isRenderTarget()) |
| 1262 | { |
| 1263 | TextureStorageInterfaceCube *newRenderTargetStorage = createCompleteStorage(true); |
| 1264 | |
| 1265 | if (!mRenderer->copyToRenderTarget(newRenderTargetStorage, mTexStorage)) |
| 1266 | { |
| 1267 | delete newRenderTargetStorage; |
| 1268 | return gl::error(GL_OUT_OF_MEMORY, false); |
| 1269 | } |
| 1270 | |
| 1271 | setCompleteTexStorage(newRenderTargetStorage); |
| 1272 | } |
| 1273 | } |
| 1274 | |
| 1275 | return (mTexStorage && mTexStorage->isRenderTarget()); |
| 1276 | } |
| 1277 | |
| 1278 | TextureStorageInterface *TextureD3D_Cube::getBaseLevelStorage() |
| 1279 | { |
| 1280 | return mTexStorage; |
| 1281 | } |
| 1282 | |
| 1283 | const ImageD3D *TextureD3D_Cube::getBaseLevelImage() const |
| 1284 | { |
| 1285 | // Note: if we are not cube-complete, there is no single base level image that can describe all |
| 1286 | // cube faces, so this method is only well-defined for a cube-complete base level. |
| 1287 | return mImageArray[0][0]; |
| 1288 | } |
| 1289 | |
| 1290 | bool TextureD3D_Cube::isMipmapCubeComplete() const |
| 1291 | { |
| 1292 | if (isImmutable()) |
| 1293 | { |
| 1294 | return true; |
| 1295 | } |
| 1296 | |
| 1297 | if (!isCubeComplete()) |
| 1298 | { |
| 1299 | return false; |
| 1300 | } |
| 1301 | |
| 1302 | int levelCount = mipLevels(); |
| 1303 | |
| 1304 | for (int face = 0; face < 6; face++) |
| 1305 | { |
| 1306 | for (int level = 1; level < levelCount; level++) |
| 1307 | { |
| 1308 | if (!isFaceLevelComplete(face, level)) |
| 1309 | { |
| 1310 | return false; |
| 1311 | } |
| 1312 | } |
| 1313 | } |
| 1314 | |
| 1315 | return true; |
| 1316 | } |
| 1317 | |
| 1318 | bool TextureD3D_Cube::isValidFaceLevel(int faceIndex, int level) const |
| 1319 | { |
| 1320 | return (mTexStorage ? (level >= 0 && level < mTexStorage->getLevelCount()) : 0); |
| 1321 | } |
| 1322 | |
| 1323 | |
| 1324 | bool TextureD3D_Cube::isFaceLevelComplete(int faceIndex, int level) const |
| 1325 | { |
| 1326 | ASSERT(level >= 0 && faceIndex < 6 && level < (int)ArraySize(mImageArray[faceIndex]) && mImageArray[faceIndex][level] != NULL); |
| 1327 | |
| 1328 | if (isImmutable()) |
| 1329 | { |
| 1330 | return true; |
| 1331 | } |
| 1332 | |
| 1333 | int baseSize = getBaseLevelWidth(); |
| 1334 | |
| 1335 | if (baseSize <= 0) |
| 1336 | { |
| 1337 | return false; |
| 1338 | } |
| 1339 | |
| 1340 | // "isCubeComplete" checks for base level completeness and we must call that |
| 1341 | // to determine if any face at level 0 is complete. We omit that check here |
| 1342 | // to avoid re-checking cube-completeness for every face at level 0. |
| 1343 | if (level == 0) |
| 1344 | { |
| 1345 | return true; |
| 1346 | } |
| 1347 | |
| 1348 | // Check that non-zero levels are consistent with the base level. |
| 1349 | const ImageD3D *faceLevelImage = mImageArray[faceIndex][level]; |
| 1350 | |
| 1351 | if (faceLevelImage->getInternalFormat() != getBaseLevelInternalFormat()) |
| 1352 | { |
| 1353 | return false; |
| 1354 | } |
| 1355 | |
| 1356 | if (faceLevelImage->getWidth() != std::max(1, baseSize >> level)) |
| 1357 | { |
| 1358 | return false; |
| 1359 | } |
| 1360 | |
| 1361 | return true; |
| 1362 | } |
| 1363 | |
| 1364 | void TextureD3D_Cube::updateStorageFaceLevel(int faceIndex, int level) |
| 1365 | { |
| 1366 | ASSERT(level >= 0 && faceIndex < 6 && level < (int)ArraySize(mImageArray[faceIndex]) && mImageArray[faceIndex][level] != NULL); |
| 1367 | ImageD3D *image = mImageArray[faceIndex][level]; |
| 1368 | |
| 1369 | if (image->isDirty()) |
| 1370 | { |
| 1371 | commitRect(faceIndex, level, 0, 0, image->getWidth(), image->getHeight()); |
| 1372 | } |
| 1373 | } |
| 1374 | |
| 1375 | void TextureD3D_Cube::redefineImage(int faceIndex, GLint level, GLenum internalformat, GLsizei width, GLsizei height) |
| 1376 | { |
| 1377 | // If there currently is a corresponding storage texture image, it has these parameters |
| 1378 | const int storageWidth = std::max(1, getBaseLevelWidth() >> level); |
| 1379 | const int storageHeight = std::max(1, getBaseLevelHeight() >> level); |
| 1380 | const GLenum storageFormat = getBaseLevelInternalFormat(); |
| 1381 | |
| 1382 | mImageArray[faceIndex][level]->redefine(mRenderer, GL_TEXTURE_CUBE_MAP, internalformat, width, height, 1, false); |
| 1383 | |
| 1384 | if (mTexStorage) |
| 1385 | { |
| 1386 | const int storageLevels = mTexStorage->getLevelCount(); |
| 1387 | |
| 1388 | if ((level >= storageLevels && storageLevels != 0) || |
| 1389 | width != storageWidth || |
| 1390 | height != storageHeight || |
| 1391 | internalformat != storageFormat) // Discard mismatched storage |
| 1392 | { |
| 1393 | for (int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) |
| 1394 | { |
| 1395 | for (int faceIndex = 0; faceIndex < 6; faceIndex++) |
| 1396 | { |
| 1397 | mImageArray[faceIndex][level]->markDirty(); |
| 1398 | } |
| 1399 | } |
| 1400 | |
| 1401 | SafeDelete(mTexStorage); |
| 1402 | |
| 1403 | mDirtyImages = true; |
| 1404 | } |
| 1405 | } |
| 1406 | } |
| 1407 | |
| 1408 | void TextureD3D_Cube::commitRect(int faceIndex, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height) |
| 1409 | { |
| 1410 | if (isValidFaceLevel(faceIndex, level)) |
| 1411 | { |
| 1412 | ImageD3D *image = mImageArray[faceIndex][level]; |
| 1413 | if (image->copyToStorage(mTexStorage, faceIndex, level, xoffset, yoffset, width, height)) |
| 1414 | image->markClean(); |
| 1415 | } |
| 1416 | } |
| 1417 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1418 | |
| 1419 | TextureD3D_3D::TextureD3D_3D(Renderer *renderer) |
| 1420 | : Texture3DImpl(), |
| 1421 | TextureD3D(renderer), |
| 1422 | mTexStorage(NULL) |
| 1423 | { |
| 1424 | for (int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; ++i) |
| 1425 | { |
| 1426 | mImageArray[i] = ImageD3D::makeImageD3D(renderer->createImage()); |
| 1427 | } |
| 1428 | } |
| 1429 | |
| 1430 | TextureD3D_3D::~TextureD3D_3D() |
| 1431 | { |
| 1432 | SafeDelete(mTexStorage); |
| 1433 | |
| 1434 | for (int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; ++i) |
| 1435 | { |
| 1436 | delete mImageArray[i]; |
| 1437 | } |
| 1438 | } |
| 1439 | |
| 1440 | TextureD3D_3D *TextureD3D_3D::makeTextureD3D_3D(Texture3DImpl *texture) |
| 1441 | { |
| 1442 | ASSERT(HAS_DYNAMIC_TYPE(TextureD3D_3D*, texture)); |
| 1443 | return static_cast<TextureD3D_3D*>(texture); |
| 1444 | } |
| 1445 | |
| 1446 | TextureStorageInterface *TextureD3D_3D::getNativeTexture() |
| 1447 | { |
| 1448 | // ensure the underlying texture is created |
| 1449 | initializeStorage(false); |
| 1450 | |
| 1451 | TextureStorageInterface *storage = getBaseLevelStorage(); |
| 1452 | if (storage) |
| 1453 | { |
| 1454 | updateStorage(); |
| 1455 | } |
| 1456 | |
| 1457 | return storage; |
| 1458 | } |
| 1459 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1460 | Image *TextureD3D_3D::getImage(int level) const |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1461 | { |
| 1462 | ASSERT(level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS); |
| 1463 | return mImageArray[level]; |
| 1464 | } |
| 1465 | |
| 1466 | void TextureD3D_3D::setUsage(GLenum usage) |
| 1467 | { |
| 1468 | mUsage = usage; |
| 1469 | } |
| 1470 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1471 | GLsizei TextureD3D_3D::getWidth(GLint level) const |
| 1472 | { |
| 1473 | if (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| 1474 | return mImageArray[level]->getWidth(); |
| 1475 | else |
| 1476 | return 0; |
| 1477 | } |
| 1478 | |
| 1479 | GLsizei TextureD3D_3D::getHeight(GLint level) const |
| 1480 | { |
| 1481 | if (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| 1482 | return mImageArray[level]->getHeight(); |
| 1483 | else |
| 1484 | return 0; |
| 1485 | } |
| 1486 | |
| 1487 | GLsizei TextureD3D_3D::getDepth(GLint level) const |
| 1488 | { |
| 1489 | if (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| 1490 | return mImageArray[level]->getDepth(); |
| 1491 | else |
| 1492 | return 0; |
| 1493 | } |
| 1494 | |
| 1495 | GLenum TextureD3D_3D::getInternalFormat(GLint level) const |
| 1496 | { |
| 1497 | if (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) |
| 1498 | return mImageArray[level]->getInternalFormat(); |
| 1499 | else |
| 1500 | return GL_NONE; |
| 1501 | } |
| 1502 | |
| 1503 | bool TextureD3D_3D::isDepth(GLint level) const |
| 1504 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 1505 | return gl::GetInternalFormatInfo(getInternalFormat(level)).depthBits > 0; |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1506 | } |
| 1507 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1508 | void TextureD3D_3D::setImage(GLint level, GLsizei width, GLsizei height, GLsizei depth, GLenum internalFormat, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1509 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 1510 | GLenum sizedInternalFormat = gl::GetSizedInternalFormat(internalFormat, type); |
| 1511 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1512 | redefineImage(level, sizedInternalFormat, width, height, depth); |
| 1513 | |
| 1514 | bool fastUnpacked = false; |
| 1515 | |
| 1516 | // Attempt a fast gpu copy of the pixel data to the surface if the app bound an unpack buffer |
| 1517 | if (isFastUnpackable(unpack, sizedInternalFormat)) |
| 1518 | { |
| 1519 | // Will try to create RT storage if it does not exist |
| 1520 | RenderTarget *destRenderTarget = getRenderTarget(level); |
| 1521 | gl::Box destArea(0, 0, 0, getWidth(level), getHeight(level), getDepth(level)); |
| 1522 | |
| 1523 | if (destRenderTarget && fastUnpackPixels(unpack, pixels, destArea, sizedInternalFormat, type, destRenderTarget)) |
| 1524 | { |
| 1525 | // Ensure we don't overwrite our newly initialized data |
| 1526 | mImageArray[level]->markClean(); |
| 1527 | |
| 1528 | fastUnpacked = true; |
| 1529 | } |
| 1530 | } |
| 1531 | |
| 1532 | if (!fastUnpacked) |
| 1533 | { |
| 1534 | TextureD3D::setImage(unpack, type, pixels, mImageArray[level]); |
| 1535 | } |
| 1536 | } |
| 1537 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1538 | void TextureD3D_3D::setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei depth, GLsizei imageSize, const void *pixels) |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1539 | { |
| 1540 | // compressed formats don't have separate sized internal formats-- we can just use the compressed format directly |
| 1541 | redefineImage(level, format, width, height, depth); |
| 1542 | |
| 1543 | TextureD3D::setCompressedImage(imageSize, pixels, mImageArray[level]); |
| 1544 | } |
| 1545 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1546 | void TextureD3D_3D::subImage(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1547 | { |
| 1548 | bool fastUnpacked = false; |
| 1549 | |
| 1550 | // Attempt a fast gpu copy of the pixel data to the surface if the app bound an unpack buffer |
| 1551 | if (isFastUnpackable(unpack, getInternalFormat(level))) |
| 1552 | { |
| 1553 | RenderTarget *destRenderTarget = getRenderTarget(level); |
| 1554 | gl::Box destArea(xoffset, yoffset, zoffset, width, height, depth); |
| 1555 | |
| 1556 | if (destRenderTarget && fastUnpackPixels(unpack, pixels, destArea, getInternalFormat(level), type, destRenderTarget)) |
| 1557 | { |
| 1558 | // Ensure we don't overwrite our newly initialized data |
| 1559 | mImageArray[level]->markClean(); |
| 1560 | |
| 1561 | fastUnpacked = true; |
| 1562 | } |
| 1563 | } |
| 1564 | |
| 1565 | if (!fastUnpacked && TextureD3D::subImage(xoffset, yoffset, zoffset, width, height, depth, format, type, unpack, pixels, mImageArray[level])) |
| 1566 | { |
| 1567 | commitRect(level, xoffset, yoffset, zoffset, width, height, depth); |
| 1568 | } |
| 1569 | } |
| 1570 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1571 | void TextureD3D_3D::subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void *pixels) |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1572 | { |
| 1573 | if (TextureD3D::subImageCompressed(xoffset, yoffset, zoffset, width, height, depth, format, imageSize, pixels, mImageArray[level])) |
| 1574 | { |
| 1575 | commitRect(level, xoffset, yoffset, zoffset, width, height, depth); |
| 1576 | } |
| 1577 | } |
| 1578 | |
| 1579 | void TextureD3D_3D::copySubImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) |
| 1580 | { |
| 1581 | // can only make our texture storage to a render target if level 0 is defined (with a width & height) and |
| 1582 | // the current level we're copying to is defined (with appropriate format, width & height) |
| 1583 | bool canCreateRenderTarget = isLevelComplete(level) && isLevelComplete(0); |
| 1584 | |
| 1585 | if (!mImageArray[level]->isRenderableFormat() || (!mTexStorage && !canCreateRenderTarget)) |
| 1586 | { |
| 1587 | mImageArray[level]->copy(xoffset, yoffset, zoffset, x, y, width, height, source); |
| 1588 | mDirtyImages = true; |
| 1589 | } |
| 1590 | else |
| 1591 | { |
| 1592 | ensureRenderTarget(); |
| 1593 | |
| 1594 | if (isValidLevel(level)) |
| 1595 | { |
| 1596 | updateStorageLevel(level); |
| 1597 | |
| 1598 | gl::Rectangle sourceRect; |
| 1599 | sourceRect.x = x; |
| 1600 | sourceRect.width = width; |
| 1601 | sourceRect.y = y; |
| 1602 | sourceRect.height = height; |
| 1603 | |
| 1604 | mRenderer->copyImage(source, sourceRect, |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 1605 | gl::GetInternalFormatInfo(getBaseLevelInternalFormat()).format, |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1606 | xoffset, yoffset, zoffset, mTexStorage, level); |
| 1607 | } |
| 1608 | } |
| 1609 | } |
| 1610 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 1611 | void TextureD3D_3D::storage(GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth) |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1612 | { |
| 1613 | for (int level = 0; level < levels; level++) |
| 1614 | { |
| 1615 | GLsizei levelWidth = std::max(1, width >> level); |
| 1616 | GLsizei levelHeight = std::max(1, height >> level); |
| 1617 | GLsizei levelDepth = std::max(1, depth >> level); |
| 1618 | mImageArray[level]->redefine(mRenderer, GL_TEXTURE_3D, internalformat, levelWidth, levelHeight, levelDepth, true); |
| 1619 | } |
| 1620 | |
| 1621 | for (int level = levels; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) |
| 1622 | { |
| 1623 | mImageArray[level]->redefine(mRenderer, GL_TEXTURE_3D, GL_NONE, 0, 0, 0, true); |
| 1624 | } |
| 1625 | |
| 1626 | mImmutable = true; |
| 1627 | |
| 1628 | setCompleteTexStorage(new TextureStorageInterface3D(mRenderer, internalformat, IsRenderTargetUsage(mUsage), width, height, depth, levels)); |
| 1629 | } |
| 1630 | |
| 1631 | bool TextureD3D_3D::isSamplerComplete(const gl::SamplerState &samplerState) const |
| 1632 | { |
| 1633 | GLsizei width = getBaseLevelWidth(); |
| 1634 | GLsizei height = getBaseLevelHeight(); |
| 1635 | GLsizei depth = getBaseLevelDepth(); |
| 1636 | |
| 1637 | if (width <= 0 || height <= 0 || depth <= 0) |
| 1638 | { |
| 1639 | return false; |
| 1640 | } |
| 1641 | |
| 1642 | // TODO(geofflang): use context's texture caps |
Geoff Lang | 6cf8e1b | 2014-07-03 13:03:57 -0400 | [diff] [blame] | 1643 | if (!mRenderer->getRendererTextureCaps().get(getInternalFormat(0)).filterable) |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 1644 | { |
| 1645 | if (samplerState.magFilter != GL_NEAREST || |
| 1646 | (samplerState.minFilter != GL_NEAREST && samplerState.minFilter != GL_NEAREST_MIPMAP_NEAREST)) |
| 1647 | { |
| 1648 | return false; |
| 1649 | } |
| 1650 | } |
| 1651 | |
| 1652 | if (IsMipmapFiltered(samplerState) && !isMipmapComplete()) |
| 1653 | { |
| 1654 | return false; |
| 1655 | } |
| 1656 | |
| 1657 | return true; |
| 1658 | } |
| 1659 | |
| 1660 | bool TextureD3D_3D::isMipmapComplete() const |
| 1661 | { |
| 1662 | int levelCount = mipLevels(); |
| 1663 | |
| 1664 | for (int level = 0; level < levelCount; level++) |
| 1665 | { |
| 1666 | if (!isLevelComplete(level)) |
| 1667 | { |
| 1668 | return false; |
| 1669 | } |
| 1670 | } |
| 1671 | |
| 1672 | return true; |
| 1673 | } |
| 1674 | |
| 1675 | void TextureD3D_3D::generateMipmaps() |
| 1676 | { |
| 1677 | // Purge array levels 1 through q and reset them to represent the generated mipmap levels. |
| 1678 | int levelCount = mipLevels(); |
| 1679 | for (int level = 1; level < levelCount; level++) |
| 1680 | { |
| 1681 | redefineImage(level, getBaseLevelInternalFormat(), |
| 1682 | std::max(getBaseLevelWidth() >> level, 1), |
| 1683 | std::max(getBaseLevelHeight() >> level, 1), |
| 1684 | std::max(getBaseLevelDepth() >> level, 1)); |
| 1685 | } |
| 1686 | |
| 1687 | if (mTexStorage && mTexStorage->isRenderTarget()) |
| 1688 | { |
| 1689 | for (int level = 1; level < levelCount; level++) |
| 1690 | { |
| 1691 | mTexStorage->generateMipmap(level); |
| 1692 | |
| 1693 | mImageArray[level]->markClean(); |
| 1694 | } |
| 1695 | } |
| 1696 | else |
| 1697 | { |
| 1698 | for (int level = 1; level < levelCount; level++) |
| 1699 | { |
| 1700 | mRenderer->generateMipmap(mImageArray[level], mImageArray[level - 1]); |
| 1701 | } |
| 1702 | } |
| 1703 | } |
| 1704 | |
| 1705 | unsigned int TextureD3D_3D::getRenderTargetSerial(GLint level, GLint layer) |
| 1706 | { |
| 1707 | return (ensureRenderTarget() ? mTexStorage->getRenderTargetSerial(level, layer) : 0); |
| 1708 | } |
| 1709 | |
| 1710 | RenderTarget *TextureD3D_3D::getRenderTarget(GLint level) |
| 1711 | { |
| 1712 | // ensure the underlying texture is created |
| 1713 | if (!ensureRenderTarget()) |
| 1714 | { |
| 1715 | return NULL; |
| 1716 | } |
| 1717 | |
| 1718 | updateStorageLevel(level); |
| 1719 | |
| 1720 | // ensure this is NOT a depth texture |
| 1721 | if (isDepth(level)) |
| 1722 | { |
| 1723 | return NULL; |
| 1724 | } |
| 1725 | |
| 1726 | return mTexStorage->getRenderTarget(level); |
| 1727 | } |
| 1728 | |
| 1729 | RenderTarget *TextureD3D_3D::getRenderTarget(GLint level, GLint layer) |
| 1730 | { |
| 1731 | // ensure the underlying texture is created |
| 1732 | if (!ensureRenderTarget()) |
| 1733 | { |
| 1734 | return NULL; |
| 1735 | } |
| 1736 | |
| 1737 | updateStorage(); |
| 1738 | |
| 1739 | // ensure this is NOT a depth texture |
| 1740 | if (isDepth(level)) |
| 1741 | { |
| 1742 | return NULL; |
| 1743 | } |
| 1744 | |
| 1745 | return mTexStorage->getRenderTarget(level, layer); |
| 1746 | } |
| 1747 | |
| 1748 | RenderTarget *TextureD3D_3D::getDepthStencil(GLint level, GLint layer) |
| 1749 | { |
| 1750 | // ensure the underlying texture is created |
| 1751 | if (!ensureRenderTarget()) |
| 1752 | { |
| 1753 | return NULL; |
| 1754 | } |
| 1755 | |
| 1756 | updateStorageLevel(level); |
| 1757 | |
| 1758 | // ensure this is a depth texture |
| 1759 | if (!isDepth(level)) |
| 1760 | { |
| 1761 | return NULL; |
| 1762 | } |
| 1763 | |
| 1764 | return mTexStorage->getRenderTarget(level, layer); |
| 1765 | } |
| 1766 | |
| 1767 | void TextureD3D_3D::initializeStorage(bool renderTarget) |
| 1768 | { |
| 1769 | // Only initialize the first time this texture is used as a render target or shader resource |
| 1770 | if (mTexStorage) |
| 1771 | { |
| 1772 | return; |
| 1773 | } |
| 1774 | |
| 1775 | // do not attempt to create storage for nonexistant data |
| 1776 | if (!isLevelComplete(0)) |
| 1777 | { |
| 1778 | return; |
| 1779 | } |
| 1780 | |
| 1781 | bool createRenderTarget = (renderTarget || mUsage == GL_FRAMEBUFFER_ATTACHMENT_ANGLE); |
| 1782 | |
| 1783 | setCompleteTexStorage(createCompleteStorage(createRenderTarget)); |
| 1784 | ASSERT(mTexStorage); |
| 1785 | |
| 1786 | // flush image data to the storage |
| 1787 | updateStorage(); |
| 1788 | } |
| 1789 | |
| 1790 | TextureStorageInterface3D *TextureD3D_3D::createCompleteStorage(bool renderTarget) const |
| 1791 | { |
| 1792 | GLsizei width = getBaseLevelWidth(); |
| 1793 | GLsizei height = getBaseLevelHeight(); |
| 1794 | GLsizei depth = getBaseLevelDepth(); |
| 1795 | |
| 1796 | ASSERT(width > 0 && height > 0 && depth > 0); |
| 1797 | |
| 1798 | // use existing storage level count, when previously specified by TexStorage*D |
| 1799 | GLint levels = (mTexStorage ? mTexStorage->getLevelCount() : creationLevels(width, height, depth)); |
| 1800 | |
| 1801 | return new TextureStorageInterface3D(mRenderer, getBaseLevelInternalFormat(), renderTarget, width, height, depth, levels); |
| 1802 | } |
| 1803 | |
| 1804 | void TextureD3D_3D::setCompleteTexStorage(TextureStorageInterface3D *newCompleteTexStorage) |
| 1805 | { |
| 1806 | SafeDelete(mTexStorage); |
| 1807 | mTexStorage = newCompleteTexStorage; |
| 1808 | mDirtyImages = true; |
| 1809 | |
| 1810 | // We do not support managed 3D storage, as that is D3D9/ES2-only |
| 1811 | ASSERT(!mTexStorage->isManaged()); |
| 1812 | } |
| 1813 | |
| 1814 | void TextureD3D_3D::updateStorage() |
| 1815 | { |
| 1816 | ASSERT(mTexStorage != NULL); |
| 1817 | GLint storageLevels = mTexStorage->getLevelCount(); |
| 1818 | for (int level = 0; level < storageLevels; level++) |
| 1819 | { |
| 1820 | if (mImageArray[level]->isDirty() && isLevelComplete(level)) |
| 1821 | { |
| 1822 | updateStorageLevel(level); |
| 1823 | } |
| 1824 | } |
| 1825 | } |
| 1826 | |
| 1827 | bool TextureD3D_3D::ensureRenderTarget() |
| 1828 | { |
| 1829 | initializeStorage(true); |
| 1830 | |
| 1831 | if (getBaseLevelWidth() > 0 && getBaseLevelHeight() > 0 && getBaseLevelDepth() > 0) |
| 1832 | { |
| 1833 | ASSERT(mTexStorage); |
| 1834 | if (!mTexStorage->isRenderTarget()) |
| 1835 | { |
| 1836 | TextureStorageInterface3D *newRenderTargetStorage = createCompleteStorage(true); |
| 1837 | |
| 1838 | if (!mRenderer->copyToRenderTarget(newRenderTargetStorage, mTexStorage)) |
| 1839 | { |
| 1840 | delete newRenderTargetStorage; |
| 1841 | return gl::error(GL_OUT_OF_MEMORY, false); |
| 1842 | } |
| 1843 | |
| 1844 | setCompleteTexStorage(newRenderTargetStorage); |
| 1845 | } |
| 1846 | } |
| 1847 | |
| 1848 | return (mTexStorage && mTexStorage->isRenderTarget()); |
| 1849 | } |
| 1850 | |
| 1851 | TextureStorageInterface *TextureD3D_3D::getBaseLevelStorage() |
| 1852 | { |
| 1853 | return mTexStorage; |
| 1854 | } |
| 1855 | |
| 1856 | const ImageD3D *TextureD3D_3D::getBaseLevelImage() const |
| 1857 | { |
| 1858 | return mImageArray[0]; |
| 1859 | } |
| 1860 | |
| 1861 | bool TextureD3D_3D::isValidLevel(int level) const |
| 1862 | { |
| 1863 | return (mTexStorage ? (level >= 0 && level < mTexStorage->getLevelCount()) : 0); |
| 1864 | } |
| 1865 | |
| 1866 | bool TextureD3D_3D::isLevelComplete(int level) const |
| 1867 | { |
| 1868 | ASSERT(level >= 0 && level < (int)ArraySize(mImageArray) && mImageArray[level] != NULL); |
| 1869 | |
| 1870 | if (isImmutable()) |
| 1871 | { |
| 1872 | return true; |
| 1873 | } |
| 1874 | |
| 1875 | GLsizei width = getBaseLevelWidth(); |
| 1876 | GLsizei height = getBaseLevelHeight(); |
| 1877 | GLsizei depth = getBaseLevelDepth(); |
| 1878 | |
| 1879 | if (width <= 0 || height <= 0 || depth <= 0) |
| 1880 | { |
| 1881 | return false; |
| 1882 | } |
| 1883 | |
| 1884 | if (level == 0) |
| 1885 | { |
| 1886 | return true; |
| 1887 | } |
| 1888 | |
| 1889 | ImageD3D *levelImage = mImageArray[level]; |
| 1890 | |
| 1891 | if (levelImage->getInternalFormat() != getBaseLevelInternalFormat()) |
| 1892 | { |
| 1893 | return false; |
| 1894 | } |
| 1895 | |
| 1896 | if (levelImage->getWidth() != std::max(1, width >> level)) |
| 1897 | { |
| 1898 | return false; |
| 1899 | } |
| 1900 | |
| 1901 | if (levelImage->getHeight() != std::max(1, height >> level)) |
| 1902 | { |
| 1903 | return false; |
| 1904 | } |
| 1905 | |
| 1906 | if (levelImage->getDepth() != std::max(1, depth >> level)) |
| 1907 | { |
| 1908 | return false; |
| 1909 | } |
| 1910 | |
| 1911 | return true; |
| 1912 | } |
| 1913 | |
| 1914 | void TextureD3D_3D::updateStorageLevel(int level) |
| 1915 | { |
| 1916 | ASSERT(level >= 0 && level < (int)ArraySize(mImageArray) && mImageArray[level] != NULL); |
| 1917 | ASSERT(isLevelComplete(level)); |
| 1918 | |
| 1919 | if (mImageArray[level]->isDirty()) |
| 1920 | { |
| 1921 | commitRect(level, 0, 0, 0, getWidth(level), getHeight(level), getDepth(level)); |
| 1922 | } |
| 1923 | } |
| 1924 | |
| 1925 | void TextureD3D_3D::redefineImage(GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth) |
| 1926 | { |
| 1927 | // If there currently is a corresponding storage texture image, it has these parameters |
| 1928 | const int storageWidth = std::max(1, getBaseLevelWidth() >> level); |
| 1929 | const int storageHeight = std::max(1, getBaseLevelHeight() >> level); |
| 1930 | const int storageDepth = std::max(1, getBaseLevelDepth() >> level); |
| 1931 | const GLenum storageFormat = getBaseLevelInternalFormat(); |
| 1932 | |
| 1933 | mImageArray[level]->redefine(mRenderer, GL_TEXTURE_3D, internalformat, width, height, depth, false); |
| 1934 | |
| 1935 | if (mTexStorage) |
| 1936 | { |
| 1937 | const int storageLevels = mTexStorage->getLevelCount(); |
| 1938 | |
| 1939 | if ((level >= storageLevels && storageLevels != 0) || |
| 1940 | width != storageWidth || |
| 1941 | height != storageHeight || |
| 1942 | depth != storageDepth || |
| 1943 | internalformat != storageFormat) // Discard mismatched storage |
| 1944 | { |
| 1945 | for (int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) |
| 1946 | { |
| 1947 | mImageArray[i]->markDirty(); |
| 1948 | } |
| 1949 | |
| 1950 | SafeDelete(mTexStorage); |
| 1951 | mDirtyImages = true; |
| 1952 | } |
| 1953 | } |
| 1954 | } |
| 1955 | |
| 1956 | void TextureD3D_3D::commitRect(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth) |
| 1957 | { |
| 1958 | if (isValidLevel(level)) |
| 1959 | { |
| 1960 | ImageD3D *image = mImageArray[level]; |
| 1961 | if (image->copyToStorage(mTexStorage, level, xoffset, yoffset, zoffset, width, height, depth)) |
| 1962 | { |
| 1963 | image->markClean(); |
| 1964 | } |
| 1965 | } |
| 1966 | } |
| 1967 | |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 1968 | |
| 1969 | TextureD3D_2DArray::TextureD3D_2DArray(Renderer *renderer) |
| 1970 | : Texture2DArrayImpl(), |
| 1971 | TextureD3D(renderer), |
| 1972 | mTexStorage(NULL) |
| 1973 | { |
| 1974 | for (int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; ++level) |
| 1975 | { |
| 1976 | mLayerCounts[level] = 0; |
| 1977 | mImageArray[level] = NULL; |
| 1978 | } |
| 1979 | } |
| 1980 | |
| 1981 | TextureD3D_2DArray::~TextureD3D_2DArray() |
| 1982 | { |
| 1983 | SafeDelete(mTexStorage); |
| 1984 | |
| 1985 | deleteImages(); |
| 1986 | } |
| 1987 | |
| 1988 | TextureD3D_2DArray *TextureD3D_2DArray::makeTextureD3D_2DArray(Texture2DArrayImpl *texture) |
| 1989 | { |
| 1990 | ASSERT(HAS_DYNAMIC_TYPE(TextureD3D_2DArray*, texture)); |
| 1991 | return static_cast<TextureD3D_2DArray*>(texture); |
| 1992 | } |
| 1993 | |
| 1994 | TextureStorageInterface *TextureD3D_2DArray::getNativeTexture() |
| 1995 | { |
| 1996 | // ensure the underlying texture is created |
| 1997 | initializeStorage(false); |
| 1998 | |
| 1999 | TextureStorageInterface *storage = getBaseLevelStorage(); |
| 2000 | if (storage) |
| 2001 | { |
| 2002 | updateStorage(); |
| 2003 | } |
| 2004 | |
| 2005 | return storage; |
| 2006 | } |
| 2007 | |
| 2008 | Image *TextureD3D_2DArray::getImage(int level, int layer) const |
| 2009 | { |
| 2010 | ASSERT(level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS); |
| 2011 | ASSERT(layer < mLayerCounts[level]); |
| 2012 | return mImageArray[level][layer]; |
| 2013 | } |
| 2014 | |
| 2015 | GLsizei TextureD3D_2DArray::getLayerCount(int level) const |
| 2016 | { |
| 2017 | ASSERT(level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS); |
| 2018 | return mLayerCounts[level]; |
| 2019 | } |
| 2020 | |
| 2021 | void TextureD3D_2DArray::setUsage(GLenum usage) |
| 2022 | { |
| 2023 | mUsage = usage; |
| 2024 | } |
| 2025 | |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2026 | GLsizei TextureD3D_2DArray::getWidth(GLint level) const |
| 2027 | { |
| 2028 | return (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS && mLayerCounts[level] > 0) ? mImageArray[level][0]->getWidth() : 0; |
| 2029 | } |
| 2030 | |
| 2031 | GLsizei TextureD3D_2DArray::getHeight(GLint level) const |
| 2032 | { |
| 2033 | return (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS && mLayerCounts[level] > 0) ? mImageArray[level][0]->getHeight() : 0; |
| 2034 | } |
| 2035 | |
| 2036 | GLsizei TextureD3D_2DArray::getLayers(GLint level) const |
| 2037 | { |
| 2038 | return (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS) ? mLayerCounts[level] : 0; |
| 2039 | } |
| 2040 | |
| 2041 | GLenum TextureD3D_2DArray::getInternalFormat(GLint level) const |
| 2042 | { |
| 2043 | return (level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS && mLayerCounts[level] > 0) ? mImageArray[level][0]->getInternalFormat() : GL_NONE; |
| 2044 | } |
| 2045 | |
| 2046 | bool TextureD3D_2DArray::isDepth(GLint level) const |
| 2047 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 2048 | return gl::GetInternalFormatInfo(getInternalFormat(level)).depthBits > 0; |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2049 | } |
| 2050 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 2051 | void TextureD3D_2DArray::setImage(GLint level, GLsizei width, GLsizei height, GLsizei depth, GLenum internalFormat, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2052 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 2053 | GLenum sizedInternalFormat = gl::GetSizedInternalFormat(internalFormat, type); |
| 2054 | |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2055 | redefineImage(level, sizedInternalFormat, width, height, depth); |
| 2056 | |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 2057 | const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(sizedInternalFormat); |
| 2058 | GLsizei inputDepthPitch = formatInfo.computeDepthPitch(type, width, height, unpack.alignment); |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2059 | |
| 2060 | for (int i = 0; i < depth; i++) |
| 2061 | { |
| 2062 | const void *layerPixels = pixels ? (reinterpret_cast<const unsigned char*>(pixels) + (inputDepthPitch * i)) : NULL; |
| 2063 | TextureD3D::setImage(unpack, type, layerPixels, mImageArray[level][i]); |
| 2064 | } |
| 2065 | } |
| 2066 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 2067 | void TextureD3D_2DArray::setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei depth, GLsizei imageSize, const void *pixels) |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2068 | { |
| 2069 | // compressed formats don't have separate sized internal formats-- we can just use the compressed format directly |
| 2070 | redefineImage(level, format, width, height, depth); |
| 2071 | |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 2072 | const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(format); |
| 2073 | GLsizei inputDepthPitch = formatInfo.computeDepthPitch(GL_UNSIGNED_BYTE, width, height, 1); |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2074 | |
| 2075 | for (int i = 0; i < depth; i++) |
| 2076 | { |
| 2077 | const void *layerPixels = pixels ? (reinterpret_cast<const unsigned char*>(pixels) + (inputDepthPitch * i)) : NULL; |
| 2078 | TextureD3D::setCompressedImage(imageSize, layerPixels, mImageArray[level][i]); |
| 2079 | } |
| 2080 | } |
| 2081 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 2082 | void TextureD3D_2DArray::subImage(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const gl::PixelUnpackState &unpack, const void *pixels) |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2083 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 2084 | const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(getInternalFormat(level)); |
| 2085 | GLsizei inputDepthPitch = formatInfo.computeDepthPitch(type, width, height, unpack.alignment); |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2086 | |
| 2087 | for (int i = 0; i < depth; i++) |
| 2088 | { |
| 2089 | int layer = zoffset + i; |
| 2090 | const void *layerPixels = pixels ? (reinterpret_cast<const unsigned char*>(pixels) + (inputDepthPitch * i)) : NULL; |
| 2091 | |
| 2092 | if (TextureD3D::subImage(xoffset, yoffset, zoffset, width, height, 1, format, type, unpack, layerPixels, mImageArray[level][layer])) |
| 2093 | { |
| 2094 | commitRect(level, xoffset, yoffset, layer, width, height); |
| 2095 | } |
| 2096 | } |
| 2097 | } |
| 2098 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 2099 | void TextureD3D_2DArray::subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void *pixels) |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2100 | { |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 2101 | const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(format); |
| 2102 | GLsizei inputDepthPitch = formatInfo.computeDepthPitch(GL_UNSIGNED_BYTE, width, height, 1); |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2103 | |
| 2104 | for (int i = 0; i < depth; i++) |
| 2105 | { |
| 2106 | int layer = zoffset + i; |
| 2107 | const void *layerPixels = pixels ? (reinterpret_cast<const unsigned char*>(pixels) + (inputDepthPitch * i)) : NULL; |
| 2108 | |
| 2109 | if (TextureD3D::subImageCompressed(xoffset, yoffset, zoffset, width, height, 1, format, imageSize, layerPixels, mImageArray[level][layer])) |
| 2110 | { |
| 2111 | commitRect(level, xoffset, yoffset, layer, width, height); |
| 2112 | } |
| 2113 | } |
| 2114 | } |
| 2115 | |
| 2116 | void TextureD3D_2DArray::copySubImage(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source) |
| 2117 | { |
| 2118 | // can only make our texture storage to a render target if level 0 is defined (with a width & height) and |
| 2119 | // the current level we're copying to is defined (with appropriate format, width & height) |
| 2120 | bool canCreateRenderTarget = isLevelComplete(level) && isLevelComplete(0); |
| 2121 | |
| 2122 | if (!mImageArray[level][0]->isRenderableFormat() || (!mTexStorage && !canCreateRenderTarget)) |
| 2123 | { |
| 2124 | mImageArray[level][zoffset]->copy(xoffset, yoffset, 0, x, y, width, height, source); |
| 2125 | mDirtyImages = true; |
| 2126 | } |
| 2127 | else |
| 2128 | { |
| 2129 | ensureRenderTarget(); |
| 2130 | |
| 2131 | if (isValidLevel(level)) |
| 2132 | { |
| 2133 | updateStorageLevel(level); |
| 2134 | |
| 2135 | gl::Rectangle sourceRect; |
| 2136 | sourceRect.x = x; |
| 2137 | sourceRect.width = width; |
| 2138 | sourceRect.y = y; |
| 2139 | sourceRect.height = height; |
| 2140 | |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame^] | 2141 | mRenderer->copyImage(source, sourceRect, gl::GetInternalFormatInfo(getInternalFormat(0)).format, |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2142 | xoffset, yoffset, zoffset, mTexStorage, level); |
| 2143 | } |
| 2144 | } |
| 2145 | } |
| 2146 | |
Jamie Madill | f8bdfeb | 2014-07-31 18:31:28 +0000 | [diff] [blame] | 2147 | void TextureD3D_2DArray::storage(GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth) |
Brandon Jones | 142ec42 | 2014-07-16 10:31:30 -0700 | [diff] [blame] | 2148 | { |
| 2149 | deleteImages(); |
| 2150 | |
| 2151 | for (int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) |
| 2152 | { |
| 2153 | GLsizei levelWidth = std::max(1, width >> level); |
| 2154 | GLsizei levelHeight = std::max(1, height >> level); |
| 2155 | |
| 2156 | mLayerCounts[level] = (level < levels ? depth : 0); |
| 2157 | |
| 2158 | if (mLayerCounts[level] > 0) |
| 2159 | { |
| 2160 | // Create new images for this level |
| 2161 | mImageArray[level] = new ImageD3D*[mLayerCounts[level]]; |
| 2162 | |
| 2163 | for (int layer = 0; layer < mLayerCounts[level]; layer++) |
| 2164 | { |
| 2165 | mImageArray[level][layer] = ImageD3D::makeImageD3D(mRenderer->createImage()); |
| 2166 | mImageArray[level][layer]->redefine(mRenderer, GL_TEXTURE_2D_ARRAY, internalformat, levelWidth, |
| 2167 | levelHeight, 1, true); |
| 2168 | } |
| 2169 | } |
| 2170 | } |
| 2171 | |
| 2172 | mImmutable = true; |
| 2173 | setCompleteTexStorage(new TextureStorageInterface2DArray(mRenderer, internalformat, IsRenderTargetUsage(mUsage), width, height, depth, levels)); |
| 2174 | } |
| 2175 | |
| 2176 | bool TextureD3D_2DArray::isSamplerComplete(const gl::SamplerState &samplerState) const |
| 2177 | { |
| 2178 | GLsizei width = getBaseLevelWidth(); |
| 2179 | GLsizei height = getBaseLevelHeight(); |
| 2180 | GLsizei depth = getLayers(0); |
| 2181 | |
| 2182 | if (width <= 0 || height <= 0 || depth <= 0) |
| 2183 | { |
| 2184 | return false; |
| 2185 | } |
| 2186 | |
| 2187 | // TODO(geofflang): use context's texture caps |
| 2188 | if (!mRenderer->getRendererTextureCaps().get(getBaseLevelInternalFormat()).filterable) |
| 2189 | { |
| 2190 | if (samplerState.magFilter != GL_NEAREST || |
| 2191 | (samplerState.minFilter != GL_NEAREST && samplerState.minFilter != GL_NEAREST_MIPMAP_NEAREST)) |
| 2192 | { |
| 2193 | return false; |
| 2194 | } |
| 2195 | } |
| 2196 | |
| 2197 | if (IsMipmapFiltered(samplerState) && !isMipmapComplete()) |
| 2198 | { |
| 2199 | return false; |
| 2200 | } |
| 2201 | |
| 2202 | return true; |
| 2203 | } |
| 2204 | |
| 2205 | bool TextureD3D_2DArray::isMipmapComplete() const |
| 2206 | { |
| 2207 | int levelCount = mipLevels(); |
| 2208 | |
| 2209 | for (int level = 1; level < levelCount; level++) |
| 2210 | { |
| 2211 | if (!isLevelComplete(level)) |
| 2212 | { |
| 2213 | return false; |
| 2214 | } |
| 2215 | } |
| 2216 | |
| 2217 | return true; |
| 2218 | } |
| 2219 | |
| 2220 | void TextureD3D_2DArray::generateMipmaps() |
| 2221 | { |
| 2222 | int baseWidth = getBaseLevelWidth(); |
| 2223 | int baseHeight = getBaseLevelHeight(); |
| 2224 | int baseDepth = getBaseLevelDepth(); |
| 2225 | GLenum baseFormat = getBaseLevelInternalFormat(); |
| 2226 | |
| 2227 | // Purge array levels 1 through q and reset them to represent the generated mipmap levels. |
| 2228 | int levelCount = mipLevels(); |
| 2229 | for (int level = 1; level < levelCount; level++) |
| 2230 | { |
| 2231 | redefineImage(level, baseFormat, std::max(baseWidth >> level, 1), std::max(baseHeight >> level, 1), baseDepth); |
| 2232 | } |
| 2233 | |
| 2234 | if (mTexStorage && mTexStorage->isRenderTarget()) |
| 2235 | { |
| 2236 | for (int level = 1; level < levelCount; level++) |
| 2237 | { |
| 2238 | mTexStorage->generateMipmap(level); |
| 2239 | |
| 2240 | for (int layer = 0; layer < mLayerCounts[level]; layer++) |
| 2241 | { |
| 2242 | mImageArray[level][layer]->markClean(); |
| 2243 | } |
| 2244 | } |
| 2245 | } |
| 2246 | else |
| 2247 | { |
| 2248 | for (int level = 1; level < levelCount; level++) |
| 2249 | { |
| 2250 | for (int layer = 0; layer < mLayerCounts[level]; layer++) |
| 2251 | { |
| 2252 | mRenderer->generateMipmap(mImageArray[level][layer], mImageArray[level - 1][layer]); |
| 2253 | } |
| 2254 | } |
| 2255 | } |
| 2256 | } |
| 2257 | |
| 2258 | unsigned int TextureD3D_2DArray::getRenderTargetSerial(GLint level, GLint layer) |
| 2259 | { |
| 2260 | return (ensureRenderTarget() ? mTexStorage->getRenderTargetSerial(level, layer) : 0); |
| 2261 | } |
| 2262 | |
| 2263 | RenderTarget *TextureD3D_2DArray::getRenderTarget(GLint level, GLint layer) |
| 2264 | { |
| 2265 | // ensure the underlying texture is created |
| 2266 | if (!ensureRenderTarget()) |
| 2267 | { |
| 2268 | return NULL; |
| 2269 | } |
| 2270 | |
| 2271 | updateStorageLevel(level); |
| 2272 | |
| 2273 | // ensure this is NOT a depth texture |
| 2274 | if (isDepth(level)) |
| 2275 | { |
| 2276 | return NULL; |
| 2277 | } |
| 2278 | |
| 2279 | return mTexStorage->getRenderTarget(level, layer); |
| 2280 | } |
| 2281 | |
| 2282 | RenderTarget *TextureD3D_2DArray::getDepthStencil(GLint level, GLint layer) |
| 2283 | { |
| 2284 | // ensure the underlying texture is created |
| 2285 | if (!ensureRenderTarget()) |
| 2286 | { |
| 2287 | return NULL; |
| 2288 | } |
| 2289 | |
| 2290 | updateStorageLevel(level); |
| 2291 | |
| 2292 | // ensure this is a depth texture |
| 2293 | if (!isDepth(level)) |
| 2294 | { |
| 2295 | return NULL; |
| 2296 | } |
| 2297 | |
| 2298 | return mTexStorage->getRenderTarget(level, layer); |
| 2299 | } |
| 2300 | |
| 2301 | void TextureD3D_2DArray::initializeStorage(bool renderTarget) |
| 2302 | { |
| 2303 | // Only initialize the first time this texture is used as a render target or shader resource |
| 2304 | if (mTexStorage) |
| 2305 | { |
| 2306 | return; |
| 2307 | } |
| 2308 | |
| 2309 | // do not attempt to create storage for nonexistant data |
| 2310 | if (!isLevelComplete(0)) |
| 2311 | { |
| 2312 | return; |
| 2313 | } |
| 2314 | |
| 2315 | bool createRenderTarget = (renderTarget || mUsage == GL_FRAMEBUFFER_ATTACHMENT_ANGLE); |
| 2316 | |
| 2317 | setCompleteTexStorage(createCompleteStorage(createRenderTarget)); |
| 2318 | ASSERT(mTexStorage); |
| 2319 | |
| 2320 | // flush image data to the storage |
| 2321 | updateStorage(); |
| 2322 | } |
| 2323 | |
| 2324 | TextureStorageInterface2DArray *TextureD3D_2DArray::createCompleteStorage(bool renderTarget) const |
| 2325 | { |
| 2326 | GLsizei width = getBaseLevelWidth(); |
| 2327 | GLsizei height = getBaseLevelHeight(); |
| 2328 | GLsizei depth = getLayers(0); |
| 2329 | |
| 2330 | ASSERT(width > 0 && height > 0 && depth > 0); |
| 2331 | |
| 2332 | // use existing storage level count, when previously specified by TexStorage*D |
| 2333 | GLint levels = (mTexStorage ? mTexStorage->getLevelCount() : creationLevels(width, height, 1)); |
| 2334 | |
| 2335 | return new TextureStorageInterface2DArray(mRenderer, getBaseLevelInternalFormat(), renderTarget, width, height, depth, levels); |
| 2336 | } |
| 2337 | |
| 2338 | void TextureD3D_2DArray::setCompleteTexStorage(TextureStorageInterface2DArray *newCompleteTexStorage) |
| 2339 | { |
| 2340 | SafeDelete(mTexStorage); |
| 2341 | mTexStorage = newCompleteTexStorage; |
| 2342 | mDirtyImages = true; |
| 2343 | |
| 2344 | // We do not support managed 2D array storage, as managed storage is ES2/D3D9 only |
| 2345 | ASSERT(!mTexStorage->isManaged()); |
| 2346 | } |
| 2347 | |
| 2348 | void TextureD3D_2DArray::updateStorage() |
| 2349 | { |
| 2350 | ASSERT(mTexStorage != NULL); |
| 2351 | GLint storageLevels = mTexStorage->getLevelCount(); |
| 2352 | for (int level = 0; level < storageLevels; level++) |
| 2353 | { |
| 2354 | if (isLevelComplete(level)) |
| 2355 | { |
| 2356 | updateStorageLevel(level); |
| 2357 | } |
| 2358 | } |
| 2359 | } |
| 2360 | |
| 2361 | bool TextureD3D_2DArray::ensureRenderTarget() |
| 2362 | { |
| 2363 | initializeStorage(true); |
| 2364 | |
| 2365 | if (getBaseLevelWidth() > 0 && getBaseLevelHeight() > 0 && getLayers(0) > 0) |
| 2366 | { |
| 2367 | ASSERT(mTexStorage); |
| 2368 | if (!mTexStorage->isRenderTarget()) |
| 2369 | { |
| 2370 | TextureStorageInterface2DArray *newRenderTargetStorage = createCompleteStorage(true); |
| 2371 | |
| 2372 | if (!mRenderer->copyToRenderTarget(newRenderTargetStorage, mTexStorage)) |
| 2373 | { |
| 2374 | delete newRenderTargetStorage; |
| 2375 | return gl::error(GL_OUT_OF_MEMORY, false); |
| 2376 | } |
| 2377 | |
| 2378 | setCompleteTexStorage(newRenderTargetStorage); |
| 2379 | } |
| 2380 | } |
| 2381 | |
| 2382 | return (mTexStorage && mTexStorage->isRenderTarget()); |
| 2383 | } |
| 2384 | |
| 2385 | const ImageD3D *TextureD3D_2DArray::getBaseLevelImage() const |
| 2386 | { |
| 2387 | return (mLayerCounts[0] > 0 ? mImageArray[0][0] : NULL); |
| 2388 | } |
| 2389 | |
| 2390 | TextureStorageInterface *TextureD3D_2DArray::getBaseLevelStorage() |
| 2391 | { |
| 2392 | return mTexStorage; |
| 2393 | } |
| 2394 | |
| 2395 | bool TextureD3D_2DArray::isValidLevel(int level) const |
| 2396 | { |
| 2397 | return (mTexStorage ? (level >= 0 && level < mTexStorage->getLevelCount()) : 0); |
| 2398 | } |
| 2399 | |
| 2400 | bool TextureD3D_2DArray::isLevelComplete(int level) const |
| 2401 | { |
| 2402 | ASSERT(level >= 0 && level < (int)ArraySize(mImageArray)); |
| 2403 | |
| 2404 | if (isImmutable()) |
| 2405 | { |
| 2406 | return true; |
| 2407 | } |
| 2408 | |
| 2409 | GLsizei width = getBaseLevelWidth(); |
| 2410 | GLsizei height = getBaseLevelHeight(); |
| 2411 | GLsizei layers = getLayers(0); |
| 2412 | |
| 2413 | if (width <= 0 || height <= 0 || layers <= 0) |
| 2414 | { |
| 2415 | return false; |
| 2416 | } |
| 2417 | |
| 2418 | if (level == 0) |
| 2419 | { |
| 2420 | return true; |
| 2421 | } |
| 2422 | |
| 2423 | if (getInternalFormat(level) != getInternalFormat(0)) |
| 2424 | { |
| 2425 | return false; |
| 2426 | } |
| 2427 | |
| 2428 | if (getWidth(level) != std::max(1, width >> level)) |
| 2429 | { |
| 2430 | return false; |
| 2431 | } |
| 2432 | |
| 2433 | if (getHeight(level) != std::max(1, height >> level)) |
| 2434 | { |
| 2435 | return false; |
| 2436 | } |
| 2437 | |
| 2438 | if (getLayers(level) != layers) |
| 2439 | { |
| 2440 | return false; |
| 2441 | } |
| 2442 | |
| 2443 | return true; |
| 2444 | } |
| 2445 | |
| 2446 | void TextureD3D_2DArray::updateStorageLevel(int level) |
| 2447 | { |
| 2448 | ASSERT(level >= 0 && level < (int)ArraySize(mLayerCounts)); |
| 2449 | ASSERT(isLevelComplete(level)); |
| 2450 | |
| 2451 | for (int layer = 0; layer < mLayerCounts[level]; layer++) |
| 2452 | { |
| 2453 | ASSERT(mImageArray[level] != NULL && mImageArray[level][layer] != NULL); |
| 2454 | if (mImageArray[level][layer]->isDirty()) |
| 2455 | { |
| 2456 | commitRect(level, 0, 0, layer, getWidth(level), getHeight(level)); |
| 2457 | } |
| 2458 | } |
| 2459 | } |
| 2460 | |
| 2461 | void TextureD3D_2DArray::deleteImages() |
| 2462 | { |
| 2463 | for (int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; ++level) |
| 2464 | { |
| 2465 | for (int layer = 0; layer < mLayerCounts[level]; ++layer) |
| 2466 | { |
| 2467 | delete mImageArray[level][layer]; |
| 2468 | } |
| 2469 | delete[] mImageArray[level]; |
| 2470 | mImageArray[level] = NULL; |
| 2471 | mLayerCounts[level] = 0; |
| 2472 | } |
| 2473 | } |
| 2474 | |
| 2475 | void TextureD3D_2DArray::redefineImage(GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth) |
| 2476 | { |
| 2477 | // If there currently is a corresponding storage texture image, it has these parameters |
| 2478 | const int storageWidth = std::max(1, getBaseLevelWidth() >> level); |
| 2479 | const int storageHeight = std::max(1, getBaseLevelHeight() >> level); |
| 2480 | const int storageDepth = getLayers(0); |
| 2481 | const GLenum storageFormat = getBaseLevelInternalFormat(); |
| 2482 | |
| 2483 | for (int layer = 0; layer < mLayerCounts[level]; layer++) |
| 2484 | { |
| 2485 | delete mImageArray[level][layer]; |
| 2486 | } |
| 2487 | delete[] mImageArray[level]; |
| 2488 | mImageArray[level] = NULL; |
| 2489 | mLayerCounts[level] = depth; |
| 2490 | |
| 2491 | if (depth > 0) |
| 2492 | { |
| 2493 | mImageArray[level] = new ImageD3D*[depth](); |
| 2494 | |
| 2495 | for (int layer = 0; layer < mLayerCounts[level]; layer++) |
| 2496 | { |
| 2497 | mImageArray[level][layer] = ImageD3D::makeImageD3D(mRenderer->createImage()); |
| 2498 | mImageArray[level][layer]->redefine(mRenderer, GL_TEXTURE_2D_ARRAY, internalformat, width, height, 1, false); |
| 2499 | } |
| 2500 | } |
| 2501 | |
| 2502 | if (mTexStorage) |
| 2503 | { |
| 2504 | const int storageLevels = mTexStorage->getLevelCount(); |
| 2505 | |
| 2506 | if ((level >= storageLevels && storageLevels != 0) || |
| 2507 | width != storageWidth || |
| 2508 | height != storageHeight || |
| 2509 | depth != storageDepth || |
| 2510 | internalformat != storageFormat) // Discard mismatched storage |
| 2511 | { |
| 2512 | for (int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) |
| 2513 | { |
| 2514 | for (int layer = 0; layer < mLayerCounts[level]; layer++) |
| 2515 | { |
| 2516 | mImageArray[level][layer]->markDirty(); |
| 2517 | } |
| 2518 | } |
| 2519 | |
| 2520 | delete mTexStorage; |
| 2521 | mTexStorage = NULL; |
| 2522 | mDirtyImages = true; |
| 2523 | } |
| 2524 | } |
| 2525 | } |
| 2526 | |
| 2527 | void TextureD3D_2DArray::commitRect(GLint level, GLint xoffset, GLint yoffset, GLint layerTarget, GLsizei width, GLsizei height) |
| 2528 | { |
| 2529 | if (isValidLevel(level) && layerTarget < getLayers(level)) |
| 2530 | { |
| 2531 | ImageD3D *image = mImageArray[level][layerTarget]; |
| 2532 | if (image->copyToStorage(mTexStorage, level, xoffset, yoffset, layerTarget, width, height)) |
| 2533 | { |
| 2534 | image->markClean(); |
| 2535 | } |
| 2536 | } |
| 2537 | } |
| 2538 | |
Brandon Jones | 78b1acd | 2014-07-15 15:33:07 -0700 | [diff] [blame] | 2539 | } |