OrdinaryMagician/vkdoom_m
OrdinaryMagician/vkdoom_m
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Reduce number of blits required in stereo 3D by tracking current eye.

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This commit is contained in:
Christopher Bruns 2019-03-03 09:35:38 -08:00 • committed by Christoph Oelckers
commit 0fb940632a
5 changed files with 40 additions and 26 deletions
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24
src/rendering/gl/renderer/gl_postprocess.cpp
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@ -121,20 +121,11 @@ void FGLRenderer::BlurScene(float gameinfobluramount)
mBuffers->UpdateEffectTextures();
auto vrmode = VRMode::GetVRMode(true);
if (vrmode->mEyeCount == 1)
int eyeCount = vrmode->mEyeCount;
for (int i = 0; i < eyeCount; ++i)
{
mBuffers->RenderEffect("BlurScene");
}
else
{
for (int eye_ix = 0; eye_ix < vrmode->mEyeCount; ++eye_ix)
{
FGLDebug::PushGroup("EyeBlur");
mBuffers->BlitFromEyeTexture(eye_ix);
mBuffers->RenderEffect("BlurScene");
mBuffers->BlitToEyeTexture(eye_ix);
FGLDebug::PopGroup();
}
if (eyeCount - i > 1) mBuffers->NextEye(eyeCount);
}
}
@ -159,13 +150,12 @@ void FGLRenderer::Flush()
else
{
// Render 2D to eye textures
for (int eye_ix = 0; eye_ix < vrmode->mEyeCount; ++eye_ix)
int eyeCount = vrmode->mEyeCount;
for (int eye_ix = 0; eye_ix < eyeCount; ++eye_ix)
{
FGLDebug::PushGroup("Eye2D");
mBuffers->BlitFromEyeTexture(eye_ix);
screen->Draw2D();
mBuffers->BlitToEyeTexture(eye_ix);
FGLDebug::PopGroup();
if (eyeCount - eye_ix > 1)
mBuffers->NextEye(eyeCount);
}
screen->Clear2D();