| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <ui/FramebufferNativeWindow.h> |
| #include <ui/PixelFormat.h> |
| #include <ui/EGLUtils.h> |
| #include <ui/egl/android_natives.h> |
| |
| #include <sys/types.h> |
| #include <sys/resource.h> |
| #include <sched.h> |
| |
| #include <cutils/properties.h> |
| |
| #include <GLES/gl.h> |
| #include <GLES/glext.h> |
| #include <GLES2/gl2.h> |
| #include <GLES2/gl2ext.h> |
| |
| #include <string.h> |
| |
| #include "rsdCore.h" |
| #include "rsdGL.h" |
| |
| #include <malloc.h> |
| #include "rsContext.h" |
| #include "rsdShaderCache.h" |
| #include "rsdVertexArray.h" |
| #include "rsdFrameBufferObj.h" |
| |
| using namespace android; |
| using namespace android::renderscript; |
| |
| static int32_t gGLContextCount = 0; |
| |
| static void checkEglError(const char* op, EGLBoolean returnVal = EGL_TRUE) { |
| if (returnVal != EGL_TRUE) { |
| fprintf(stderr, "%s() returned %d\n", op, returnVal); |
| } |
| |
| for (EGLint error = eglGetError(); error != EGL_SUCCESS; error |
| = eglGetError()) { |
| fprintf(stderr, "after %s() eglError %s (0x%x)\n", op, EGLUtils::strerror(error), |
| error); |
| } |
| } |
| |
| static void printEGLConfiguration(EGLDisplay dpy, EGLConfig config) { |
| |
| #define X(VAL) {VAL, #VAL} |
| struct {EGLint attribute; const char* name;} names[] = { |
| X(EGL_BUFFER_SIZE), |
| X(EGL_ALPHA_SIZE), |
| X(EGL_BLUE_SIZE), |
| X(EGL_GREEN_SIZE), |
| X(EGL_RED_SIZE), |
| X(EGL_DEPTH_SIZE), |
| X(EGL_STENCIL_SIZE), |
| X(EGL_CONFIG_CAVEAT), |
| X(EGL_CONFIG_ID), |
| X(EGL_LEVEL), |
| X(EGL_MAX_PBUFFER_HEIGHT), |
| X(EGL_MAX_PBUFFER_PIXELS), |
| X(EGL_MAX_PBUFFER_WIDTH), |
| X(EGL_NATIVE_RENDERABLE), |
| X(EGL_NATIVE_VISUAL_ID), |
| X(EGL_NATIVE_VISUAL_TYPE), |
| X(EGL_SAMPLES), |
| X(EGL_SAMPLE_BUFFERS), |
| X(EGL_SURFACE_TYPE), |
| X(EGL_TRANSPARENT_TYPE), |
| X(EGL_TRANSPARENT_RED_VALUE), |
| X(EGL_TRANSPARENT_GREEN_VALUE), |
| X(EGL_TRANSPARENT_BLUE_VALUE), |
| X(EGL_BIND_TO_TEXTURE_RGB), |
| X(EGL_BIND_TO_TEXTURE_RGBA), |
| X(EGL_MIN_SWAP_INTERVAL), |
| X(EGL_MAX_SWAP_INTERVAL), |
| X(EGL_LUMINANCE_SIZE), |
| X(EGL_ALPHA_MASK_SIZE), |
| X(EGL_COLOR_BUFFER_TYPE), |
| X(EGL_RENDERABLE_TYPE), |
| X(EGL_CONFORMANT), |
| }; |
| #undef X |
| |
| for (size_t j = 0; j < sizeof(names) / sizeof(names[0]); j++) { |
| EGLint value = -1; |
| EGLBoolean returnVal = eglGetConfigAttrib(dpy, config, names[j].attribute, &value); |
| if (returnVal) { |
| LOGV(" %s: %d (0x%x)", names[j].name, value, value); |
| } |
| } |
| } |
| |
| static void DumpDebug(RsdHal *dc) { |
| LOGE(" EGL ver %i %i", dc->gl.egl.majorVersion, dc->gl.egl.minorVersion); |
| LOGE(" EGL context %p surface %p, Display=%p", dc->gl.egl.context, dc->gl.egl.surface, |
| dc->gl.egl.display); |
| LOGE(" GL vendor: %s", dc->gl.gl.vendor); |
| LOGE(" GL renderer: %s", dc->gl.gl.renderer); |
| LOGE(" GL Version: %s", dc->gl.gl.version); |
| LOGE(" GL Extensions: %s", dc->gl.gl.extensions); |
| LOGE(" GL int Versions %i %i", dc->gl.gl.majorVersion, dc->gl.gl.minorVersion); |
| |
| LOGV("MAX Textures %i, %i %i", dc->gl.gl.maxVertexTextureUnits, |
| dc->gl.gl.maxFragmentTextureImageUnits, dc->gl.gl.maxTextureImageUnits); |
| LOGV("MAX Attribs %i", dc->gl.gl.maxVertexAttribs); |
| LOGV("MAX Uniforms %i, %i", dc->gl.gl.maxVertexUniformVectors, |
| dc->gl.gl.maxFragmentUniformVectors); |
| LOGV("MAX Varyings %i", dc->gl.gl.maxVaryingVectors); |
| } |
| |
| void rsdGLShutdown(const Context *rsc) { |
| RsdHal *dc = (RsdHal *)rsc->mHal.drv; |
| |
| dc->gl.shaderCache->cleanupAll(); |
| delete dc->gl.shaderCache; |
| |
| delete dc->gl.vertexArrayState; |
| |
| LOGV("%p, deinitEGL", rsc); |
| |
| if (dc->gl.egl.context != EGL_NO_CONTEXT) { |
| eglMakeCurrent(dc->gl.egl.display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); |
| eglDestroySurface(dc->gl.egl.display, dc->gl.egl.surfaceDefault); |
| if (dc->gl.egl.surface != EGL_NO_SURFACE) { |
| eglDestroySurface(dc->gl.egl.display, dc->gl.egl.surface); |
| } |
| eglDestroyContext(dc->gl.egl.display, dc->gl.egl.context); |
| checkEglError("eglDestroyContext"); |
| } |
| |
| gGLContextCount--; |
| if (!gGLContextCount) { |
| eglTerminate(dc->gl.egl.display); |
| } |
| } |
| |
| bool rsdGLInit(const Context *rsc) { |
| RsdHal *dc = (RsdHal *)rsc->mHal.drv; |
| |
| dc->gl.egl.numConfigs = -1; |
| EGLint configAttribs[128]; |
| EGLint *configAttribsPtr = configAttribs; |
| EGLint context_attribs2[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE }; |
| |
| memset(configAttribs, 0, sizeof(configAttribs)); |
| |
| configAttribsPtr[0] = EGL_SURFACE_TYPE; |
| configAttribsPtr[1] = EGL_WINDOW_BIT; |
| configAttribsPtr += 2; |
| |
| configAttribsPtr[0] = EGL_RENDERABLE_TYPE; |
| configAttribsPtr[1] = EGL_OPENGL_ES2_BIT; |
| configAttribsPtr += 2; |
| |
| configAttribsPtr[0] = EGL_RED_SIZE; |
| configAttribsPtr[1] = 8; |
| configAttribsPtr += 2; |
| |
| configAttribsPtr[0] = EGL_GREEN_SIZE; |
| configAttribsPtr[1] = 8; |
| configAttribsPtr += 2; |
| |
| configAttribsPtr[0] = EGL_BLUE_SIZE; |
| configAttribsPtr[1] = 8; |
| configAttribsPtr += 2; |
| |
| if (rsc->mUserSurfaceConfig.alphaMin > 0) { |
| configAttribsPtr[0] = EGL_ALPHA_SIZE; |
| configAttribsPtr[1] = rsc->mUserSurfaceConfig.alphaMin; |
| configAttribsPtr += 2; |
| } |
| |
| if (rsc->mUserSurfaceConfig.depthMin > 0) { |
| configAttribsPtr[0] = EGL_DEPTH_SIZE; |
| configAttribsPtr[1] = rsc->mUserSurfaceConfig.depthMin; |
| configAttribsPtr += 2; |
| } |
| |
| if (rsc->mDev->mForceSW) { |
| configAttribsPtr[0] = EGL_CONFIG_CAVEAT; |
| configAttribsPtr[1] = EGL_SLOW_CONFIG; |
| configAttribsPtr += 2; |
| } |
| |
| configAttribsPtr[0] = EGL_NONE; |
| rsAssert(configAttribsPtr < (configAttribs + (sizeof(configAttribs) / sizeof(EGLint)))); |
| |
| LOGV("%p initEGL start", rsc); |
| dc->gl.egl.display = eglGetDisplay(EGL_DEFAULT_DISPLAY); |
| checkEglError("eglGetDisplay"); |
| |
| eglInitialize(dc->gl.egl.display, &dc->gl.egl.majorVersion, &dc->gl.egl.minorVersion); |
| checkEglError("eglInitialize"); |
| |
| EGLBoolean ret; |
| |
| EGLint numConfigs = -1, n = 0; |
| ret = eglChooseConfig(dc->gl.egl.display, configAttribs, 0, 0, &numConfigs); |
| checkEglError("eglGetConfigs", ret); |
| |
| if (numConfigs) { |
| EGLConfig* const configs = new EGLConfig[numConfigs]; |
| |
| ret = eglChooseConfig(dc->gl.egl.display, |
| configAttribs, configs, numConfigs, &n); |
| if (!ret || !n) { |
| checkEglError("eglChooseConfig", ret); |
| LOGE("%p, couldn't find an EGLConfig matching the screen format\n", rsc); |
| } |
| |
| // The first config is guaranteed to over-satisfy the constraints |
| dc->gl.egl.config = configs[0]; |
| |
| // go through the list and skip configs that over-satisfy our needs |
| for (int i=0 ; i<n ; i++) { |
| if (rsc->mUserSurfaceConfig.alphaMin <= 0) { |
| EGLint alphaSize; |
| eglGetConfigAttrib(dc->gl.egl.display, |
| configs[i], EGL_ALPHA_SIZE, &alphaSize); |
| if (alphaSize > 0) { |
| continue; |
| } |
| } |
| |
| if (rsc->mUserSurfaceConfig.depthMin <= 0) { |
| EGLint depthSize; |
| eglGetConfigAttrib(dc->gl.egl.display, |
| configs[i], EGL_DEPTH_SIZE, &depthSize); |
| if (depthSize > 0) { |
| continue; |
| } |
| } |
| |
| // Found one! |
| dc->gl.egl.config = configs[i]; |
| break; |
| } |
| |
| delete [] configs; |
| } |
| |
| //if (props.mLogVisual) { |
| if (0) { |
| printEGLConfiguration(dc->gl.egl.display, dc->gl.egl.config); |
| } |
| //} |
| |
| dc->gl.egl.context = eglCreateContext(dc->gl.egl.display, dc->gl.egl.config, |
| EGL_NO_CONTEXT, context_attribs2); |
| checkEglError("eglCreateContext"); |
| if (dc->gl.egl.context == EGL_NO_CONTEXT) { |
| LOGE("%p, eglCreateContext returned EGL_NO_CONTEXT", rsc); |
| return false; |
| } |
| gGLContextCount++; |
| |
| |
| EGLint pbuffer_attribs[] = { EGL_WIDTH, 1, EGL_HEIGHT, 1, EGL_NONE }; |
| dc->gl.egl.surfaceDefault = eglCreatePbufferSurface(dc->gl.egl.display, dc->gl.egl.config, |
| pbuffer_attribs); |
| checkEglError("eglCreatePbufferSurface"); |
| if (dc->gl.egl.surfaceDefault == EGL_NO_SURFACE) { |
| LOGE("eglCreatePbufferSurface returned EGL_NO_SURFACE"); |
| rsdGLShutdown(rsc); |
| return false; |
| } |
| |
| ret = eglMakeCurrent(dc->gl.egl.display, dc->gl.egl.surfaceDefault, |
| dc->gl.egl.surfaceDefault, dc->gl.egl.context); |
| if (ret == EGL_FALSE) { |
| LOGE("eglMakeCurrent returned EGL_FALSE"); |
| checkEglError("eglMakeCurrent", ret); |
| rsdGLShutdown(rsc); |
| return false; |
| } |
| |
| dc->gl.gl.version = glGetString(GL_VERSION); |
| dc->gl.gl.vendor = glGetString(GL_VENDOR); |
| dc->gl.gl.renderer = glGetString(GL_RENDERER); |
| dc->gl.gl.extensions = glGetString(GL_EXTENSIONS); |
| |
| //LOGV("EGL Version %i %i", mEGL.mMajorVersion, mEGL.mMinorVersion); |
| //LOGV("GL Version %s", mGL.mVersion); |
| //LOGV("GL Vendor %s", mGL.mVendor); |
| //LOGV("GL Renderer %s", mGL.mRenderer); |
| //LOGV("GL Extensions %s", mGL.mExtensions); |
| |
| const char *verptr = NULL; |
| if (strlen((const char *)dc->gl.gl.version) > 9) { |
| if (!memcmp(dc->gl.gl.version, "OpenGL ES-CM", 12)) { |
| verptr = (const char *)dc->gl.gl.version + 12; |
| } |
| if (!memcmp(dc->gl.gl.version, "OpenGL ES ", 10)) { |
| verptr = (const char *)dc->gl.gl.version + 9; |
| } |
| } |
| |
| if (!verptr) { |
| LOGE("Error, OpenGL ES Lite not supported"); |
| rsdGLShutdown(rsc); |
| return false; |
| } else { |
| sscanf(verptr, " %i.%i", &dc->gl.gl.majorVersion, &dc->gl.gl.minorVersion); |
| } |
| |
| glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &dc->gl.gl.maxVertexAttribs); |
| glGetIntegerv(GL_MAX_VERTEX_UNIFORM_VECTORS, &dc->gl.gl.maxVertexUniformVectors); |
| glGetIntegerv(GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS, &dc->gl.gl.maxVertexTextureUnits); |
| |
| glGetIntegerv(GL_MAX_VARYING_VECTORS, &dc->gl.gl.maxVaryingVectors); |
| glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, &dc->gl.gl.maxTextureImageUnits); |
| |
| glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &dc->gl.gl.maxFragmentTextureImageUnits); |
| glGetIntegerv(GL_MAX_FRAGMENT_UNIFORM_VECTORS, &dc->gl.gl.maxFragmentUniformVectors); |
| |
| dc->gl.gl.OES_texture_npot = NULL != strstr((const char *)dc->gl.gl.extensions, |
| "GL_OES_texture_npot"); |
| dc->gl.gl.GL_IMG_texture_npot = NULL != strstr((const char *)dc->gl.gl.extensions, |
| "GL_IMG_texture_npot"); |
| dc->gl.gl.GL_NV_texture_npot_2D_mipmap = NULL != strstr((const char *)dc->gl.gl.extensions, |
| "GL_NV_texture_npot_2D_mipmap"); |
| dc->gl.gl.EXT_texture_max_aniso = 1.0f; |
| bool hasAniso = NULL != strstr((const char *)dc->gl.gl.extensions, |
| "GL_EXT_texture_filter_anisotropic"); |
| if (hasAniso) { |
| glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &dc->gl.gl.EXT_texture_max_aniso); |
| } |
| |
| if (0) { |
| DumpDebug(dc); |
| } |
| |
| dc->gl.shaderCache = new RsdShaderCache(); |
| dc->gl.vertexArrayState = new RsdVertexArrayState(); |
| dc->gl.vertexArrayState->init(dc->gl.gl.maxVertexAttribs); |
| dc->gl.currentFrameBuffer = NULL; |
| |
| LOGV("initGLThread end %p", rsc); |
| return true; |
| } |
| |
| |
| bool rsdGLSetSurface(const Context *rsc, uint32_t w, uint32_t h, RsNativeWindow sur) { |
| RsdHal *dc = (RsdHal *)rsc->mHal.drv; |
| |
| EGLBoolean ret; |
| // WAR: Some drivers fail to handle 0 size surfaces correcntly. |
| // Use the pbuffer to avoid this pitfall. |
| if ((dc->gl.egl.surface != NULL) || (w == 0) || (h == 0)) { |
| ret = eglMakeCurrent(dc->gl.egl.display, dc->gl.egl.surfaceDefault, |
| dc->gl.egl.surfaceDefault, dc->gl.egl.context); |
| checkEglError("eglMakeCurrent", ret); |
| |
| ret = eglDestroySurface(dc->gl.egl.display, dc->gl.egl.surface); |
| checkEglError("eglDestroySurface", ret); |
| |
| dc->gl.egl.surface = NULL; |
| dc->gl.width = 1; |
| dc->gl.height = 1; |
| } |
| |
| if (dc->gl.wndSurface != NULL) { |
| dc->gl.wndSurface->decStrong(NULL); |
| } |
| |
| dc->gl.wndSurface = (ANativeWindow *)sur; |
| if (dc->gl.wndSurface != NULL) { |
| dc->gl.wndSurface->incStrong(NULL); |
| dc->gl.width = w; |
| dc->gl.height = h; |
| |
| dc->gl.egl.surface = eglCreateWindowSurface(dc->gl.egl.display, dc->gl.egl.config, |
| dc->gl.wndSurface, NULL); |
| checkEglError("eglCreateWindowSurface"); |
| if (dc->gl.egl.surface == EGL_NO_SURFACE) { |
| LOGE("eglCreateWindowSurface returned EGL_NO_SURFACE"); |
| } |
| |
| ret = eglMakeCurrent(dc->gl.egl.display, dc->gl.egl.surface, |
| dc->gl.egl.surface, dc->gl.egl.context); |
| checkEglError("eglMakeCurrent", ret); |
| } |
| return true; |
| } |
| |
| void rsdGLSwap(const android::renderscript::Context *rsc) { |
| RsdHal *dc = (RsdHal *)rsc->mHal.drv; |
| eglSwapBuffers(dc->gl.egl.display, dc->gl.egl.surface); |
| } |
| |
| void rsdGLCheckError(const android::renderscript::Context *rsc, |
| const char *msg, bool isFatal) { |
| GLenum err = glGetError(); |
| if (err != GL_NO_ERROR) { |
| char buf[1024]; |
| snprintf(buf, sizeof(buf), "GL Error = 0x%08x, from: %s", err, msg); |
| |
| if (isFatal) { |
| rsc->setError(RS_ERROR_FATAL_DRIVER, buf); |
| } else { |
| switch (err) { |
| case GL_OUT_OF_MEMORY: |
| rsc->setError(RS_ERROR_OUT_OF_MEMORY, buf); |
| break; |
| default: |
| rsc->setError(RS_ERROR_DRIVER, buf); |
| break; |
| } |
| } |
| |
| LOGE("%p, %s", rsc, buf); |
| } |
| |
| } |