OrdinaryMagician/vkdoom_m
OrdinaryMagician/vkdoom_m
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Add another gbuffer with normal data and make ssao pass use it

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This commit is contained in:
Magnus Norddahl 2016-10-05 07:57:27 +02:00
commit 00e72028ef
13 changed files with 242 additions and 162 deletions
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54
src/gl/renderer/gl_renderbuffers.cpp
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@ -86,13 +86,15 @@ void FGLRenderBuffers::ClearScene()
if (mSceneUsesTextures)
{
DeleteTexture(mSceneMultisample);
DeleteTexture(mSceneData);
DeleteTexture(mSceneFog);
DeleteTexture(mSceneNormal);
DeleteTexture(mSceneDepthStencil);
}
else
{
DeleteRenderBuffer(mSceneMultisample);
DeleteRenderBuffer(mSceneData);
DeleteRenderBuffer(mSceneFog);
DeleteRenderBuffer(mSceneNormal);
DeleteRenderBuffer(mSceneDepthStencil);
}
}
@ -264,16 +266,17 @@ void FGLRenderBuffers::CreateScene(int width, int height, int samples, bool need
{
mSceneMultisample = Create2DMultisampleTexture("SceneMultisample", GL_RGBA16F, width, height, samples, false);
mSceneDepthStencil = Create2DMultisampleTexture("SceneDepthStencil", GL_DEPTH24_STENCIL8, width, height, samples, false);
mSceneData = Create2DMultisampleTexture("SceneSSAOData", GL_RGBA8, width, height, samples, false);
mSceneFB = CreateFrameBuffer("SceneFB", mSceneMultisample, 0, mSceneDepthStencil, true);
mSceneDataFB = CreateFrameBuffer("SSAOSceneFB", mSceneMultisample, mSceneData, mSceneDepthStencil, true);
mSceneFog = Create2DMultisampleTexture("SceneFog", GL_RGBA8, width, height, samples, false);
mSceneNormal = Create2DMultisampleTexture("SceneNormal", GL_RGB10_A2, width, height, samples, false);
mSceneFB = CreateFrameBuffer("SceneFB", mSceneMultisample, 0, 0, mSceneDepthStencil, true);
mSceneDataFB = CreateFrameBuffer("SceneGBufferFB", mSceneMultisample, mSceneFog, mSceneNormal, mSceneDepthStencil, true);
}
else
{
mSceneMultisample = CreateRenderBuffer("SceneMultisample", GL_RGBA16F, width, height, samples);
mSceneDepthStencil = CreateRenderBuffer("SceneDepthStencil", GL_DEPTH24_STENCIL8, width, height, samples);
mSceneFB = CreateFrameBuffer("SceneFB", mSceneMultisample, mSceneDepthStencil, true);
mSceneDataFB = CreateFrameBuffer("SSAOSceneFB", mSceneMultisample, mSceneDepthStencil, true);
mSceneDataFB = CreateFrameBuffer("SceneGBufferFB", mSceneMultisample, mSceneDepthStencil, true);
}
}
else
@ -281,15 +284,16 @@ void FGLRenderBuffers::CreateScene(int width, int height, int samples, bool need
if (needsSceneTextures)
{
mSceneDepthStencil = Create2DTexture("SceneDepthStencil", GL_DEPTH24_STENCIL8, width, height);
mSceneData = Create2DTexture("SceneSSAOData", GL_RGBA8, width, height);
mSceneFB = CreateFrameBuffer("SceneFB", mPipelineTexture[0], 0, mSceneDepthStencil, false);
mSceneDataFB = CreateFrameBuffer("SSAOSceneFB", mPipelineTexture[0], mSceneData, mSceneDepthStencil, false);
mSceneFog = Create2DTexture("SceneFog", GL_RGBA8, width, height);
mSceneNormal = Create2DTexture("SceneNormal", GL_RGB10_A2, width, height);
mSceneFB = CreateFrameBuffer("SceneFB", mPipelineTexture[0], 0, 0, mSceneDepthStencil, false);
mSceneDataFB = CreateFrameBuffer("SceneGBufferFB", mPipelineTexture[0], mSceneFog, mSceneNormal, mSceneDepthStencil, false);
}
else
{
mSceneDepthStencil = CreateRenderBuffer("SceneDepthStencil", GL_DEPTH24_STENCIL8, width, height);
mSceneFB = CreateFrameBuffer("SceneFB", mPipelineTexture[0], mSceneDepthStencil, false);
mSceneDataFB = CreateFrameBuffer("SSAOSceneFB", mPipelineTexture[0], mSceneDepthStencil, false);
mSceneDataFB = CreateFrameBuffer("SceneGBufferFB", mPipelineTexture[0], mSceneDepthStencil, false);
}
}
}
@ -471,6 +475,7 @@ GLuint FGLRenderBuffers::Create2DTexture(const FString &name, GLuint format, int
case GL_RGBA32F: dataformat = GL_RGBA; datatype = GL_FLOAT; break;
case GL_R32F: dataformat = GL_RED; datatype = GL_FLOAT; break;
case GL_RG32F: dataformat = GL_RG; datatype = GL_FLOAT; break;
case GL_RGB10_A2: dataformat = GL_RGBA; datatype = GL_UNSIGNED_INT_10_10_10_2; break;
case GL_DEPTH_COMPONENT24: dataformat = GL_DEPTH_COMPONENT; datatype = GL_FLOAT; break;
case GL_STENCIL_INDEX8: dataformat = GL_STENCIL_INDEX; datatype = GL_INT; break;
case GL_DEPTH24_STENCIL8: dataformat = GL_DEPTH_STENCIL; datatype = GL_UNSIGNED_INT_24_8; break;
@ -560,7 +565,7 @@ GLuint FGLRenderBuffers::CreateFrameBuffer(const FString &name, GLuint colorbuff
return handle;
}
GLuint FGLRenderBuffers::CreateFrameBuffer(const FString &name, GLuint colorbuffer0, GLuint colorbuffer1, GLuint depthstencil, bool multisample)
GLuint FGLRenderBuffers::CreateFrameBuffer(const FString &name, GLuint colorbuffer0, GLuint colorbuffer1, GLuint colorbuffer2, GLuint depthstencil, bool multisample)
{
GLuint handle = 0;
glGenFramebuffers(1, &handle);
@ -571,6 +576,8 @@ GLuint FGLRenderBuffers::CreateFrameBuffer(const FString &name, GLuint colorbuff
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D_MULTISAMPLE, colorbuffer0, 0);
if (colorbuffer1 != 0)
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, GL_TEXTURE_2D_MULTISAMPLE, colorbuffer1, 0);
if (colorbuffer2 != 0)
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2, GL_TEXTURE_2D_MULTISAMPLE, colorbuffer2, 0);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D_MULTISAMPLE, depthstencil, 0);
}
else
@ -578,6 +585,8 @@ GLuint FGLRenderBuffers::CreateFrameBuffer(const FString &name, GLuint colorbuff
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, colorbuffer0, 0);
if (colorbuffer1 != 0)
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, GL_TEXTURE_2D, colorbuffer1, 0);
if (colorbuffer2 != 0)
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2, GL_TEXTURE_2D, colorbuffer2, 0);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, depthstencil, 0);
}
if (CheckFrameBufferCompleteness())
@ -742,17 +751,32 @@ void FGLRenderBuffers::BindSceneColorTexture(int index)
//==========================================================================
//
// Binds the scene data texture to the specified texture unit
// Binds the scene fog data texture to the specified texture unit
//
//==========================================================================
void FGLRenderBuffers::BindSceneDataTexture(int index)
void FGLRenderBuffers::BindSceneFogTexture(int index)
{
glActiveTexture(GL_TEXTURE0 + index);
if (mSamples > 1)
glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, mSceneData);
glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, mSceneFog);
else
glBindTexture(GL_TEXTURE_2D, mSceneData);
glBindTexture(GL_TEXTURE_2D, mSceneFog);
}
//==========================================================================
//
// Binds the scene normal data texture to the specified texture unit
//
//==========================================================================
void FGLRenderBuffers::BindSceneNormalTexture(int index)
{
glActiveTexture(GL_TEXTURE0 + index);
if (mSamples > 1)
glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, mSceneNormal);
else
glBindTexture(GL_TEXTURE_2D, mSceneNormal);
}
//==========================================================================