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Don't do ambient occlusion when rendering to texture

This commit is contained in:
Magnus Norddahl 2016-09-22 03:49:19 +02:00
parent b6c64416be
commit 7c862b85b3
1 changed files with 19 additions and 13 deletions
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32
src/gl/scene/gl_scene.cpp
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@ -492,14 +492,29 @@ void FGLRenderer::DrawScene(int drawmode)
}
GLRenderer->mClipPortal = NULL; // this must be reset before any portal recursion takes place.
RenderScene(recursion);
bool applySSAO = gl_ssao && FGLRenderBuffers::IsEnabled() && drawmode != DM_PORTAL;
// If SSAO is active, switch to gbuffer shaders and use the gbuffer framebuffer
bool applySSAO = gl_ssao && FGLRenderBuffers::IsEnabled() && drawmode == DM_MAINVIEW;
if (applySSAO)
{
AmbientOccludeScene();
GLenum buffers[] = { GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1 };
glDrawBuffers(2, buffers);
gl_RenderState.SetPassType(GBUFFER_PASS);
gl_RenderState.Apply();
gl_RenderState.ApplyMatrices();
}
RenderScene(recursion);
// Apply ambient occlusion and switch back to shaders without gbuffer output
if (applySSAO)
{
GLenum buffers[] = { GL_COLOR_ATTACHMENT0 };
glDrawBuffers(1, buffers);
AmbientOccludeScene();
mBuffers->BindSceneFB(true);
gl_RenderState.SetPassType(NORMAL_PASS);
gl_RenderState.Apply();
gl_RenderState.ApplyMatrices();
}
// Handle all portals after rendering the opaque objects but before
@ -508,15 +523,6 @@ void FGLRenderer::DrawScene(int drawmode)
GLPortal::EndFrame();
recursion--;
RenderTranslucent();
if (applySSAO)
{
mBuffers->BindSceneFB(true);
GLenum buffers[] = { GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1 };
glDrawBuffers(2, buffers);
gl_RenderState.SetPassType(NORMAL_PASS);
gl_RenderState.Apply();
}
}