| |
| /************************************************************************** |
| * |
| * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| #include "main/mtypes.h" |
| #include "main/texobj.h" |
| #include "main/texstore.h" |
| #include "main/texcompress.h" |
| #include "main/enums.h" |
| |
| #include "intel_context.h" |
| #include "intel_tex.h" |
| #include "intel_mipmap_tree.h" |
| |
| #define FILE_DEBUG_FLAG DEBUG_TEXTURE |
| |
| static void |
| intelTexSubimage(GLcontext * ctx, |
| GLint dims, |
| GLenum target, GLint level, |
| GLint xoffset, GLint yoffset, GLint zoffset, |
| GLint width, GLint height, GLint depth, |
| GLsizei imageSize, |
| GLenum format, GLenum type, const void *pixels, |
| const struct gl_pixelstore_attrib *packing, |
| struct gl_texture_object *texObj, |
| struct gl_texture_image *texImage, |
| GLboolean compressed) |
| { |
| struct intel_context *intel = intel_context(ctx); |
| struct intel_texture_image *intelImage = intel_texture_image(texImage); |
| GLuint dstRowStride = 0; |
| |
| DBG("%s target %s level %d offset %d,%d %dx%d\n", __FUNCTION__, |
| _mesa_lookup_enum_by_nr(target), |
| level, xoffset, yoffset, width, height); |
| |
| intelFlush(ctx); |
| |
| if (compressed) |
| pixels = _mesa_validate_pbo_compressed_teximage(ctx, imageSize, |
| pixels, packing, |
| "glCompressedTexImage"); |
| else |
| pixels = _mesa_validate_pbo_teximage(ctx, dims, width, height, depth, |
| format, type, pixels, packing, |
| "glTexSubImage"); |
| if (!pixels) |
| return; |
| |
| LOCK_HARDWARE(intel); |
| |
| /* Map buffer if necessary. Need to lock to prevent other contexts |
| * from uploading the buffer under us. |
| */ |
| if (intelImage->mt) |
| texImage->Data = intel_miptree_image_map(intel, |
| intelImage->mt, |
| intelImage->face, |
| intelImage->level, |
| &dstRowStride, |
| texImage->ImageOffsets); |
| else { |
| if (_mesa_is_format_compressed(texImage->TexFormat)) { |
| dstRowStride = |
| _mesa_format_row_stride(texImage->TexFormat, width); |
| assert(dims != 3); |
| } |
| else { |
| dstRowStride = texImage->RowStride * _mesa_get_format_bytes(texImage->TexFormat); |
| } |
| } |
| |
| assert(dstRowStride); |
| |
| if (compressed) { |
| if (intelImage->mt) { |
| struct intel_region *dst = intelImage->mt->region; |
| |
| _mesa_copy_rect(texImage->Data, dst->cpp, dst->pitch, |
| xoffset, yoffset / 4, |
| (width + 3) & ~3, (height + 3) / 4, |
| pixels, (width + 3) & ~3, 0, 0); |
| } |
| else { |
| memcpy(texImage->Data, pixels, imageSize); |
| } |
| } |
| else { |
| if (!_mesa_texstore(ctx, dims, texImage->_BaseFormat, |
| texImage->TexFormat, |
| texImage->Data, |
| xoffset, yoffset, zoffset, |
| dstRowStride, |
| texImage->ImageOffsets, |
| width, height, depth, |
| format, type, pixels, packing)) { |
| _mesa_error(ctx, GL_OUT_OF_MEMORY, "intelTexSubImage"); |
| } |
| } |
| |
| _mesa_unmap_teximage_pbo(ctx, packing); |
| |
| if (intelImage->mt) { |
| intel_miptree_image_unmap(intel, intelImage->mt); |
| texImage->Data = NULL; |
| } |
| |
| UNLOCK_HARDWARE(intel); |
| } |
| |
| |
| static void |
| intelTexSubImage3D(GLcontext * ctx, |
| GLenum target, |
| GLint level, |
| GLint xoffset, GLint yoffset, GLint zoffset, |
| GLsizei width, GLsizei height, GLsizei depth, |
| GLenum format, GLenum type, |
| const GLvoid * pixels, |
| const struct gl_pixelstore_attrib *packing, |
| struct gl_texture_object *texObj, |
| struct gl_texture_image *texImage) |
| { |
| intelTexSubimage(ctx, 3, |
| target, level, |
| xoffset, yoffset, zoffset, |
| width, height, depth, 0, |
| format, type, pixels, packing, texObj, texImage, GL_FALSE); |
| } |
| |
| |
| static void |
| intelTexSubImage2D(GLcontext * ctx, |
| GLenum target, |
| GLint level, |
| GLint xoffset, GLint yoffset, |
| GLsizei width, GLsizei height, |
| GLenum format, GLenum type, |
| const GLvoid * pixels, |
| const struct gl_pixelstore_attrib *packing, |
| struct gl_texture_object *texObj, |
| struct gl_texture_image *texImage) |
| { |
| intelTexSubimage(ctx, 2, |
| target, level, |
| xoffset, yoffset, 0, |
| width, height, 1, 0, |
| format, type, pixels, packing, texObj, texImage, GL_FALSE); |
| } |
| |
| |
| static void |
| intelTexSubImage1D(GLcontext * ctx, |
| GLenum target, |
| GLint level, |
| GLint xoffset, |
| GLsizei width, |
| GLenum format, GLenum type, |
| const GLvoid * pixels, |
| const struct gl_pixelstore_attrib *packing, |
| struct gl_texture_object *texObj, |
| struct gl_texture_image *texImage) |
| { |
| intelTexSubimage(ctx, 1, |
| target, level, |
| xoffset, 0, 0, |
| width, 1, 1, 0, |
| format, type, pixels, packing, texObj, texImage, GL_FALSE); |
| } |
| |
| static void |
| intelCompressedTexSubImage2D(GLcontext * ctx, |
| GLenum target, |
| GLint level, |
| GLint xoffset, GLint yoffset, |
| GLsizei width, GLsizei height, |
| GLenum format, GLsizei imageSize, |
| const GLvoid * pixels, |
| struct gl_texture_object *texObj, |
| struct gl_texture_image *texImage) |
| { |
| intelTexSubimage(ctx, 2, |
| target, level, |
| xoffset, yoffset, 0, |
| width, height, 1, imageSize, |
| format, 0, pixels, &ctx->Unpack, texObj, texImage, GL_TRUE); |
| } |
| |
| |
| |
| void |
| intelInitTextureSubImageFuncs(struct dd_function_table *functions) |
| { |
| functions->TexSubImage1D = intelTexSubImage1D; |
| functions->TexSubImage2D = intelTexSubImage2D; |
| functions->TexSubImage3D = intelTexSubImage3D; |
| functions->CompressedTexSubImage2D = intelCompressedTexSubImage2D; |
| } |