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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55
src/gl/renderer/gl_postprocessstate.cpp
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@ -45,17 +45,7 @@ FGLPostProcessState::FGLPostProcessState()
{
glGetIntegerv(GL_ACTIVE_TEXTURE, &activeTex);
glActiveTexture(GL_TEXTURE0);
glGetIntegerv(GL_TEXTURE_BINDING_2D, &textureBinding[0]);
glBindTexture(GL_TEXTURE_2D, 0);
if (gl.flags & RFL_SAMPLER_OBJECTS)
{
glGetIntegerv(GL_SAMPLER_BINDING, &samplerBinding[0]);
glBindSampler(0, 0);
glActiveTexture(GL_TEXTURE0 + 1);
glGetIntegerv(GL_SAMPLER_BINDING, &samplerBinding[1]);
glBindSampler(1, 0);
glActiveTexture(GL_TEXTURE0);
}
SaveTextureBindings(1);
glGetBooleanv(GL_BLEND, &blendEnabled);
glGetBooleanv(GL_SCISSOR_TEST, &scissorEnabled);
@ -75,12 +65,26 @@ FGLPostProcessState::FGLPostProcessState()
glDisable(GL_BLEND);
}
void FGLPostProcessState::SaveTextureBinding1()
void FGLPostProcessState::SaveTextureBindings(unsigned int numUnits)
{
glActiveTexture(GL_TEXTURE1);
glGetIntegerv(GL_TEXTURE_BINDING_2D, &textureBinding[1]);
glBindTexture(GL_TEXTURE_2D, 0);
textureBinding1Saved = true;
while (textureBinding.Size() < numUnits)
{
unsigned int i = textureBinding.Size();
GLint texture;
glActiveTexture(GL_TEXTURE0 + i);
glGetIntegerv(GL_TEXTURE_BINDING_2D, &texture);
glBindTexture(GL_TEXTURE_2D, 0);
textureBinding.Push(texture);
if (gl.flags & RFL_SAMPLER_OBJECTS)
{
GLint sampler;
glGetIntegerv(GL_SAMPLER_BINDING, &sampler);
glBindSampler(i, 0);
samplerBinding.Push(sampler);
}
}
glActiveTexture(GL_TEXTURE0);
}
@ -117,25 +121,22 @@ FGLPostProcessState::~FGLPostProcessState()
glUseProgram(currentProgram);
if (textureBinding1Saved)
// Fully unbind to avoid incomplete texture warnings from Nvidia's driver when gl_debug_level 4 is active
for (unsigned int i = 0; i < textureBinding.Size(); i++)
{
glActiveTexture(GL_TEXTURE1);
glActiveTexture(GL_TEXTURE0 + i);
glBindTexture(GL_TEXTURE_2D, 0);
}
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, 0);
if (gl.flags & RFL_SAMPLER_OBJECTS)
for (unsigned int i = 0; i < samplerBinding.Size(); i++)
{
glBindSampler(0, samplerBinding[0]);
glBindSampler(1, samplerBinding[1]);
glBindSampler(i, samplerBinding[i]);
}
glBindTexture(GL_TEXTURE_2D, textureBinding[0]);
if (textureBinding1Saved)
for (unsigned int i = 0; i < textureBinding.Size(); i++)
{
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, textureBinding[1]);
glActiveTexture(GL_TEXTURE0 + i);
glBindTexture(GL_TEXTURE_2D, textureBinding[i]);
}
glActiveTexture(activeTex);