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Fix not switching back to the default frame buffer when gl_renderbuffers is toggled off

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This commit is contained in:
Magnus Norddahl 2016-09-03 00:13:05 +02:00
parent ee503ea275
commit 77dde2e3ad
2 changed files with 14 additions and 18 deletions
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29
src/gl/renderer/gl_renderbuffers.cpp
View file

@ -156,6 +156,13 @@ void FGLRenderBuffers::DeleteFrameBuffer(GLuint &handle)
bool FGLRenderBuffers::Setup(int width, int height, int sceneWidth, int sceneHeight)
{
if (gl_renderbuffers != BuffersActive)
{
if (BuffersActive)
glBindFramebuffer(GL_FRAMEBUFFER, mOutputFB);
BuffersActive = gl_renderbuffers;
}
if (!IsEnabled())
return false;
@ -223,7 +230,7 @@ void FGLRenderBuffers::CreateScene(int width, int height, int samples)
ClearScene();
if (samples > 1)
mSceneMultisample = CreateRenderBuffer("SceneMultisample", GetHdrFormat(), samples, width, height);
mSceneMultisample = CreateRenderBuffer("SceneMultisample", GL_RGBA16F, samples, width, height);
mSceneDepthStencil = CreateRenderBuffer("SceneDepthStencil", GL_DEPTH24_STENCIL8, samples, width, height);
mSceneFB = CreateFrameBuffer("SceneFB", samples > 1 ? mSceneMultisample : mPipelineTexture[0], mSceneDepthStencil, samples > 1);
@ -241,7 +248,7 @@ void FGLRenderBuffers::CreatePipeline(int width, int height)
for (int i = 0; i < NumPipelineTextures; i++)
{
mPipelineTexture[i] = Create2DTexture("PipelineTexture", GetHdrFormat(), width, height);
mPipelineTexture[i] = Create2DTexture("PipelineTexture", GL_RGBA16F, width, height);
mPipelineFB[i] = CreateFrameBuffer("PipelineFB", mPipelineTexture[i]);
}
}
@ -268,8 +275,8 @@ void FGLRenderBuffers::CreateBloom(int width, int height)
level.Width = MAX(bloomWidth / 2, 1);
level.Height = MAX(bloomHeight / 2, 1);
level.VTexture = Create2DTexture("Bloom.VTexture", GetHdrFormat(), level.Width, level.Height);
level.HTexture = Create2DTexture("Bloom.HTexture", GetHdrFormat(), level.Width, level.Height);
level.VTexture = Create2DTexture("Bloom.VTexture", GL_RGBA16F, level.Width, level.Height);
level.HTexture = Create2DTexture("Bloom.HTexture", GL_RGBA16F, level.Width, level.Height);
level.VFramebuffer = CreateFrameBuffer("Bloom.VFramebuffer", level.VTexture);
level.HFramebuffer = CreateFrameBuffer("Bloom.HFramebuffer", level.HTexture);
@ -278,17 +285,6 @@ void FGLRenderBuffers::CreateBloom(int width, int height)
}
}
//==========================================================================
//
// Fallback support for older OpenGL where RGBA16F might not be available
//
//==========================================================================
GLuint FGLRenderBuffers::GetHdrFormat()
{
return GL_RGBA16F;
}
//==========================================================================
//
// Creates a 2D texture defaulting to linear filtering and clamp to edge
@ -557,7 +553,8 @@ void FGLRenderBuffers::BindOutputFB()
bool FGLRenderBuffers::IsEnabled()
{
return gl_renderbuffers && !gl.legacyMode && !FailedCreate;
return BuffersActive && !gl.legacyMode && !FailedCreate;
}
bool FGLRenderBuffers::FailedCreate = false;
bool FGLRenderBuffers::BuffersActive = false;

3
src/gl/renderer/gl_renderbuffers.h
View file

@ -59,8 +59,6 @@ private:
void DeleteRenderBuffer(GLuint &handle);
void DeleteFrameBuffer(GLuint &handle);
GLuint GetHdrFormat();
int mWidth = 0;
int mHeight = 0;
int mSamples = 0;
@ -86,6 +84,7 @@ private:
GLuint mOutputFB = 0;
static bool FailedCreate;
static bool BuffersActive;
};
#endif