| #include "ANGLETest.h" |
| |
| class BlitFramebufferANGLETest : public ANGLETest |
| { |
| protected: |
| BlitFramebufferANGLETest() |
| { |
| setWindowWidth(256); |
| setWindowHeight(256); |
| setConfigRedBits(8); |
| setConfigGreenBits(8); |
| setConfigBlueBits(8); |
| setConfigAlphaBits(8); |
| setConfigDepthBits(24); |
| |
| mCheckerProgram = 0; |
| mBlueProgram = 0; |
| |
| mOriginalFBO = 0; |
| |
| mUserFBO = 0; |
| mUserColorBuffer = 0; |
| mUserDepthStencilBuffer = 0; |
| |
| mSmallFBO = 0; |
| mSmallColorBuffer = 0; |
| mSmallDepthStencilBuffer = 0; |
| |
| mColorOnlyFBO = 0; |
| mColorOnlyColorBuffer = 0; |
| |
| mDiffFormatFBO = 0; |
| mDiffFormatColorBuffer = 0; |
| |
| mDiffSizeFBO = 0; |
| mDiffSizeColorBuffer = 0; |
| |
| mMRTFBO = 0; |
| mMRTColorBuffer0 = 0; |
| mMRTColorBuffer1 = 0; |
| |
| mRGBAColorbuffer = 0; |
| mRGBAFBO = 0; |
| |
| mBGRAMultisampledRenderbuffer = 0; |
| mBGRAMultisampledFBO = 0; |
| } |
| |
| virtual void SetUp() |
| { |
| ANGLETest::SetUp(); |
| |
| const std::string passthroughVS = SHADER_SOURCE |
| ( |
| precision highp float; |
| attribute vec4 position; |
| varying vec4 pos; |
| |
| void main() |
| { |
| gl_Position = position; |
| pos = position; |
| } |
| ); |
| |
| const std::string checkeredFS = SHADER_SOURCE |
| ( |
| precision highp float; |
| varying vec4 pos; |
| |
| void main() |
| { |
| if (pos.x * pos.y > 0.0) |
| { |
| gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0); |
| } |
| else |
| { |
| gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0); |
| } |
| } |
| ); |
| |
| const std::string blueFS = SHADER_SOURCE |
| ( |
| precision highp float; |
| varying vec4 pos; |
| |
| void main() |
| { |
| gl_FragColor = vec4(0.0, 0.0, 1.0, 1.0); |
| } |
| ); |
| |
| mCheckerProgram = compileProgram(passthroughVS, checkeredFS); |
| mBlueProgram = compileProgram(passthroughVS, blueFS); |
| if (mCheckerProgram == 0 || mBlueProgram == 0) |
| { |
| FAIL() << "shader compilation failed."; |
| } |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| GLint originalFBO; |
| glGetIntegerv(GL_FRAMEBUFFER_BINDING, &originalFBO); |
| if (originalFBO >= 0) |
| { |
| mOriginalFBO = (GLuint)originalFBO; |
| } |
| |
| GLenum format = GL_BGRA8_EXT; |
| |
| glGenFramebuffers(1, &mUserFBO); |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| glGenTextures(1, &mUserColorBuffer); |
| glGenRenderbuffers(1, &mUserDepthStencilBuffer); |
| glBindTexture(GL_TEXTURE_2D, mUserColorBuffer); |
| glTexStorage2DEXT(GL_TEXTURE_2D, 1, format, getWindowWidth(), getWindowHeight()); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mUserColorBuffer, 0); |
| glBindRenderbuffer(GL_RENDERBUFFER, mUserDepthStencilBuffer); |
| glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8_OES, getWindowWidth(), getWindowHeight()); |
| glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, mUserDepthStencilBuffer); |
| glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, mUserDepthStencilBuffer); |
| |
| ASSERT_EQ(GL_FRAMEBUFFER_COMPLETE, glCheckFramebufferStatus(GL_FRAMEBUFFER)); |
| ASSERT_GL_NO_ERROR(); |
| |
| glGenFramebuffers(1, &mSmallFBO); |
| glBindFramebuffer(GL_FRAMEBUFFER, mSmallFBO); |
| glGenTextures(1, &mSmallColorBuffer); |
| glGenRenderbuffers(1, &mSmallDepthStencilBuffer); |
| glBindTexture(GL_TEXTURE_2D, mSmallColorBuffer); |
| glTexStorage2DEXT(GL_TEXTURE_2D, 1, format, getWindowWidth() / 2, getWindowHeight() / 2); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mSmallColorBuffer, 0); |
| glBindRenderbuffer(GL_RENDERBUFFER, mSmallDepthStencilBuffer); |
| glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8_OES, getWindowWidth() / 2, getWindowHeight() / 2); |
| glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, mSmallDepthStencilBuffer); |
| glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, mSmallDepthStencilBuffer); |
| |
| ASSERT_EQ(GL_FRAMEBUFFER_COMPLETE, glCheckFramebufferStatus(GL_FRAMEBUFFER)); |
| ASSERT_GL_NO_ERROR(); |
| |
| glGenFramebuffers(1, &mColorOnlyFBO); |
| glBindFramebuffer(GL_FRAMEBUFFER, mColorOnlyFBO); |
| glGenTextures(1, &mColorOnlyColorBuffer); |
| glBindTexture(GL_TEXTURE_2D, mColorOnlyColorBuffer); |
| glTexStorage2DEXT(GL_TEXTURE_2D, 1, format, getWindowWidth(), getWindowHeight()); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mColorOnlyColorBuffer, 0); |
| |
| ASSERT_EQ(GL_FRAMEBUFFER_COMPLETE, glCheckFramebufferStatus(GL_FRAMEBUFFER)); |
| ASSERT_GL_NO_ERROR(); |
| |
| glGenFramebuffers(1, &mDiffFormatFBO); |
| glBindFramebuffer(GL_FRAMEBUFFER, mDiffFormatFBO); |
| glGenTextures(1, &mDiffFormatColorBuffer); |
| glBindTexture(GL_TEXTURE_2D, mDiffFormatColorBuffer); |
| glTexStorage2DEXT(GL_TEXTURE_2D, 1, GL_RGB565, getWindowWidth(), getWindowHeight()); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mDiffFormatColorBuffer, 0); |
| |
| ASSERT_EQ(GL_FRAMEBUFFER_COMPLETE, glCheckFramebufferStatus(GL_FRAMEBUFFER)); |
| ASSERT_GL_NO_ERROR(); |
| |
| glGenFramebuffers(1, &mDiffSizeFBO); |
| glBindFramebuffer(GL_FRAMEBUFFER, mDiffSizeFBO); |
| glGenTextures(1, &mDiffSizeColorBuffer); |
| glBindTexture(GL_TEXTURE_2D, mDiffSizeColorBuffer); |
| glTexStorage2DEXT(GL_TEXTURE_2D, 1, format, getWindowWidth()*2, getWindowHeight()*2); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mDiffSizeColorBuffer, 0); |
| |
| ASSERT_EQ(GL_FRAMEBUFFER_COMPLETE, glCheckFramebufferStatus(GL_FRAMEBUFFER)); |
| ASSERT_GL_NO_ERROR(); |
| |
| if (extensionEnabled("GL_EXT_draw_buffers")) |
| { |
| glGenFramebuffers(1, &mMRTFBO); |
| glBindFramebuffer(GL_FRAMEBUFFER, mMRTFBO); |
| glGenTextures(1, &mMRTColorBuffer0); |
| glGenTextures(1, &mMRTColorBuffer1); |
| glBindTexture(GL_TEXTURE_2D, mMRTColorBuffer0); |
| glTexStorage2DEXT(GL_TEXTURE_2D, 1, format, getWindowWidth(), getWindowHeight()); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, mMRTColorBuffer0, 0); |
| glBindTexture(GL_TEXTURE_2D, mMRTColorBuffer1); |
| glTexStorage2DEXT(GL_TEXTURE_2D, 1, format, getWindowWidth(), getWindowHeight()); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1_EXT, GL_TEXTURE_2D, mMRTColorBuffer1, 0); |
| |
| ASSERT_EQ(GL_FRAMEBUFFER_COMPLETE, glCheckFramebufferStatus(GL_FRAMEBUFFER)); |
| ASSERT_GL_NO_ERROR(); |
| } |
| |
| if (extensionEnabled("GL_ANGLE_framebuffer_multisample")) |
| { |
| // Test blit between RGBA and multisampled BGRA |
| glGenTextures(1, &mRGBAColorbuffer); |
| glBindTexture(GL_TEXTURE_2D, mRGBAColorbuffer); |
| glTexStorage2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8_OES, getWindowWidth(), getWindowHeight()); |
| |
| glGenFramebuffers(1, &mRGBAFBO); |
| glBindFramebuffer(GL_FRAMEBUFFER, mRGBAFBO); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mRGBAColorbuffer, 0); |
| |
| ASSERT_GL_NO_ERROR(); |
| ASSERT_EQ(GL_FRAMEBUFFER_COMPLETE, glCheckFramebufferStatus(GL_FRAMEBUFFER)); |
| |
| glGenRenderbuffers(1, &mBGRAMultisampledRenderbuffer); |
| glBindRenderbuffer(GL_RENDERBUFFER, mBGRAMultisampledRenderbuffer); |
| glRenderbufferStorageMultisampleANGLE(GL_RENDERBUFFER, 1, GL_BGRA8_EXT, getWindowWidth(), getWindowHeight()); |
| |
| glGenFramebuffers(1, &mBGRAMultisampledFBO); |
| glBindFramebuffer(GL_FRAMEBUFFER, mBGRAMultisampledFBO); |
| glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, mBGRAMultisampledRenderbuffer); |
| |
| ASSERT_GL_NO_ERROR(); |
| ASSERT_EQ(GL_FRAMEBUFFER_COMPLETE, glCheckFramebufferStatus(GL_FRAMEBUFFER)); |
| } |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| } |
| |
| virtual void TearDown() |
| { |
| glDeleteProgram(mCheckerProgram); |
| glDeleteProgram(mBlueProgram); |
| |
| glDeleteFramebuffers(1, &mUserFBO); |
| glDeleteTextures(1, &mUserColorBuffer); |
| glDeleteRenderbuffers(1, &mUserDepthStencilBuffer); |
| |
| glDeleteFramebuffers(1, &mSmallFBO); |
| glDeleteTextures(1, &mSmallColorBuffer); |
| glDeleteRenderbuffers(1, &mSmallDepthStencilBuffer); |
| |
| glDeleteFramebuffers(1, &mColorOnlyFBO); |
| glDeleteTextures(1, &mSmallDepthStencilBuffer); |
| |
| glDeleteFramebuffers(1, &mDiffFormatFBO); |
| glDeleteTextures(1, &mDiffFormatColorBuffer); |
| |
| glDeleteFramebuffers(1, &mDiffSizeFBO); |
| glDeleteTextures(1, &mDiffSizeColorBuffer); |
| |
| if (extensionEnabled("GL_EXT_draw_buffers")) |
| { |
| glDeleteFramebuffers(1, &mMRTFBO); |
| glDeleteTextures(1, &mMRTColorBuffer0); |
| glDeleteTextures(1, &mMRTColorBuffer1); |
| } |
| |
| if (mRGBAColorbuffer != 0) |
| { |
| glDeleteTextures(1, &mRGBAColorbuffer); |
| } |
| |
| if (mRGBAFBO != 0) |
| { |
| glDeleteFramebuffers(1, &mBGRAMultisampledFBO); |
| } |
| |
| if (mBGRAMultisampledRenderbuffer != 0) |
| { |
| glDeleteRenderbuffers(1, &mBGRAMultisampledRenderbuffer); |
| } |
| |
| if (mBGRAMultisampledFBO != 0) |
| { |
| glDeleteFramebuffers(1, &mBGRAMultisampledFBO); |
| } |
| |
| ANGLETest::TearDown(); |
| } |
| |
| GLuint mCheckerProgram; |
| GLuint mBlueProgram; |
| |
| GLuint mOriginalFBO; |
| |
| GLuint mUserFBO; |
| GLuint mUserColorBuffer; |
| GLuint mUserDepthStencilBuffer; |
| |
| GLuint mSmallFBO; |
| GLuint mSmallColorBuffer; |
| GLuint mSmallDepthStencilBuffer; |
| |
| GLuint mColorOnlyFBO; |
| GLuint mColorOnlyColorBuffer; |
| |
| GLuint mDiffFormatFBO; |
| GLuint mDiffFormatColorBuffer; |
| |
| GLuint mDiffSizeFBO; |
| GLuint mDiffSizeColorBuffer; |
| |
| GLuint mMRTFBO; |
| GLuint mMRTColorBuffer0; |
| GLuint mMRTColorBuffer1; |
| |
| GLuint mRGBAColorbuffer; |
| GLuint mRGBAFBO; |
| |
| GLuint mBGRAMultisampledRenderbuffer; |
| GLuint mBGRAMultisampledFBO; |
| }; |
| |
| // Draw to user-created framebuffer, blit whole-buffer color to original framebuffer. |
| TEST_F(BlitFramebufferANGLETest, blit_color_to_default) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.8f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| } |
| |
| // Draw to system framebuffer, blit whole-buffer color to user-created framebuffer. |
| TEST_F(BlitFramebufferANGLETest, reverse_color_blit) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.8f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| } |
| |
| // blit from user-created FBO to system framebuffer, with the scissor test enabled. |
| TEST_F(BlitFramebufferANGLETest, scissored_blit) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.8f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glClearColor(1.0, 1.0, 1.0, 1.0); |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glScissor(getWindowWidth() / 2, 0, getWindowWidth() / 2, getWindowHeight()); |
| glEnable(GL_SCISSOR_TEST); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glDisable(GL_SCISSOR_TEST); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 255, 255, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 255, 255, 255); |
| } |
| |
| // blit from system FBO to user-created framebuffer, with the scissor test enabled. |
| TEST_F(BlitFramebufferANGLETest, reverse_scissored_blit) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.8f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mUserFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| |
| glClearColor(1.0, 1.0, 1.0, 1.0); |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glScissor(getWindowWidth() / 2, 0, getWindowWidth() / 2, getWindowHeight()); |
| glEnable(GL_SCISSOR_TEST); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glDisable(GL_SCISSOR_TEST); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 255, 255, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 255, 255, 255); |
| } |
| |
| // blit from user-created FBO to system framebuffer, using region larger than buffer. |
| TEST_F(BlitFramebufferANGLETest, oversized_blit) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.8f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glClearColor(1.0, 1.0, 1.0, 1.0); |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth() * 2, getWindowHeight() * 2, 0, 0, getWindowWidth() * 2, getWindowHeight() * 2, |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| } |
| |
| // blit from system FBO to user-created framebuffer, using region larger than buffer. |
| TEST_F(BlitFramebufferANGLETest, reverse_oversized_blit) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.8f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mUserFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| |
| glClearColor(1.0, 1.0, 1.0, 1.0); |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth() * 2, getWindowHeight() * 2, 0, 0, getWindowWidth() * 2, getWindowHeight() * 2, |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| } |
| |
| // blit from user-created FBO to system framebuffer, with depth buffer. |
| TEST_F(BlitFramebufferANGLETest, blit_with_depth) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glDepthMask(GL_TRUE); |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glEnable(GL_DEPTH_TEST); |
| |
| drawQuad(mCheckerProgram, "position", 0.3f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glClearColor(1.0, 1.0, 1.0, 1.0); |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| // if blit is happening correctly, this quad will not draw, because it is behind the blitted one |
| drawQuad(mBlueProgram, "position", 0.8f); |
| |
| glDisable(GL_DEPTH_TEST); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| } |
| |
| // blit from system FBO to user-created framebuffer, with depth buffer. |
| TEST_F(BlitFramebufferANGLETest, reverse_blit_with_depth) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glEnable(GL_DEPTH_TEST); |
| |
| drawQuad(mCheckerProgram, "position", 0.3f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mUserFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| |
| glClearColor(1.0f, 1.0f, 1.0f, 1.0f); |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| // if blit is happening correctly, this quad will not draw, because it is behind the blitted one |
| |
| drawQuad(mBlueProgram, "position", 0.8f); |
| |
| glDisable(GL_DEPTH_TEST); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| } |
| |
| // blit from one region of the system fbo to another-- this should fail. |
| TEST_F(BlitFramebufferANGLETest, blit_same_buffer_original) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.3f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth() / 2, getWindowHeight(), getWindowWidth() / 2, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_ERROR(GL_INVALID_OPERATION); |
| } |
| |
| // blit from one region of the system fbo to another. |
| TEST_F(BlitFramebufferANGLETest, blit_same_buffer_user) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.3f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth() / 2, getWindowHeight(), getWindowWidth() / 2, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_ERROR(GL_INVALID_OPERATION); |
| } |
| |
| TEST_F(BlitFramebufferANGLETest, blit_partial_color) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.5f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glClearColor(1.0, 1.0, 1.0, 1.0); |
| glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth() / 2, getWindowHeight() / 2, 0, getWindowHeight() / 2, getWindowWidth() / 2, getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 255, 255, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 255, 255, 255, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 255, 255, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| } |
| |
| TEST_F(BlitFramebufferANGLETest, blit_different_sizes) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.5f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mSmallFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glClearColor(1.0, 1.0, 1.0, 1.0); |
| glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mSmallFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| |
| EXPECT_GL_NO_ERROR(); |
| } |
| |
| TEST_F(BlitFramebufferANGLETest, blit_with_missing_attachments) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mColorOnlyFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT); |
| drawQuad(mCheckerProgram, "position", 0.3f); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mColorOnlyFBO); |
| |
| glClearColor(1.0, 1.0, 1.0, 1.0); |
| glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| // depth blit request should be silently ignored, because the read FBO has no depth attachment |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| |
| // unlike in the depth blit tests, this *should* draw a blue quad, because depth info |
| // has not been copied |
| glEnable(GL_DEPTH_TEST); |
| drawQuad(mBlueProgram, "position", 0.8f); |
| glDisable(GL_DEPTH_TEST); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 0, 0, 255, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 0, 255, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 0, 255, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 0, 255, 255); |
| } |
| |
| TEST_F(BlitFramebufferANGLETest, blit_stencil) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT); |
| // fill the stencil buffer with 0x1 |
| glStencilFunc(GL_ALWAYS, 0x1, 0xFF); |
| glStencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE); |
| glEnable(GL_STENCIL_TEST); |
| drawQuad(mCheckerProgram, "position", 0.3f); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glClearColor(1.0, 1.0, 1.0, 1.0); |
| glClearStencil(0x0); |
| glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| // depth blit request should be silently ignored, because the read FBO has no depth attachment |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mOriginalFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| |
| glStencilFunc(GL_EQUAL, 0x1, 0xFF); // only pass if stencil buffer at pixel reads 0x1 |
| drawQuad(mBlueProgram, "position", 0.8f); // blue quad will draw if stencil buffer was copied |
| glDisable(GL_STENCIL_TEST); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 0, 0, 255, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 0, 255, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 0, 255, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 0, 255, 255); |
| } |
| |
| // make sure that attempting to blit a partial depth buffer issues an error |
| TEST_F(BlitFramebufferANGLETest, blit_partial_depth_stencil) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.5f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth() / 2, getWindowHeight() / 2, 0, 0, |
| getWindowWidth() / 2, getWindowHeight() / 2, GL_DEPTH_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_ERROR(GL_INVALID_OPERATION); |
| } |
| |
| // Test blit with MRT framebuffers |
| TEST_F(BlitFramebufferANGLETest, blit_mrt) |
| { |
| if (!extensionEnabled("GL_EXT_draw_buffers")) |
| { |
| return; |
| } |
| |
| GLenum drawBuffers[] = { GL_COLOR_ATTACHMENT0_EXT, GL_COLOR_ATTACHMENT1_EXT }; |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mMRTFBO); |
| glDrawBuffersEXT(2, drawBuffers); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mColorOnlyFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.8f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mColorOnlyFBO); |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mMRTFBO); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_FRAMEBUFFER, mMRTFBO); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1_EXT, GL_TEXTURE_2D, 0, 0); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mMRTColorBuffer0, 0); |
| |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, getWindowHeight() / 4, 0, 255, 0, 255); |
| EXPECT_PIXEL_EQ(3 * getWindowWidth() / 4, 3 * getWindowHeight() / 4, 255, 0, 0, 255); |
| EXPECT_PIXEL_EQ( getWindowWidth() / 4, 3 * getWindowHeight() / 4, 0, 255, 0, 255); |
| |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mMRTColorBuffer0, 0); |
| glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1_EXT, GL_TEXTURE_2D, mMRTColorBuffer1, 0); |
| } |
| |
| // Make sure that attempts to stretch in a blit call issue an error |
| TEST_F(BlitFramebufferANGLETest, error_stretching) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.5f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth() / 2, getWindowHeight() / 2, 0, 0, |
| getWindowWidth(), getWindowHeight(), GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_ERROR(GL_INVALID_OPERATION); |
| } |
| |
| // Make sure that attempts to flip in a blit call issue an error |
| TEST_F(BlitFramebufferANGLETest, error_flipping) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.5f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth() / 2, getWindowHeight() / 2, getWindowWidth() / 2, getWindowHeight() / 2, |
| 0, 0, GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_ERROR(GL_INVALID_OPERATION); |
| } |
| |
| TEST_F(BlitFramebufferANGLETest, errors) |
| { |
| glBindFramebuffer(GL_FRAMEBUFFER, mUserFBO); |
| |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
| |
| drawQuad(mCheckerProgram, "position", 0.5f); |
| |
| EXPECT_GL_NO_ERROR(); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mOriginalFBO); |
| glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, mUserFBO); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_LINEAR); |
| EXPECT_GL_ERROR(GL_INVALID_ENUM); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT | 234, GL_NEAREST); |
| EXPECT_GL_ERROR(GL_INVALID_VALUE); |
| |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, mDiffFormatFBO); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_ERROR(GL_INVALID_OPERATION); |
| |
| if (extensionEnabled("GL_ANGLE_framebuffer_multisample")) |
| { |
| glBindFramebuffer(GL_READ_FRAMEBUFFER, mBGRAMultisampledFBO); |
| glBindFramebuffer(GL_DRAW_FRAMEBUFFER, mRGBAFBO); |
| EXPECT_GL_NO_ERROR(); |
| |
| glBlitFramebufferANGLE(0, 0, getWindowWidth(), getWindowHeight(), 0, 0, getWindowWidth(), getWindowHeight(), |
| GL_COLOR_BUFFER_BIT, GL_NEAREST); |
| EXPECT_GL_ERROR(GL_INVALID_OPERATION); |
| } |
| |
| } |