OrdinaryMagician/vkdoom_m
OrdinaryMagician/vkdoom_m
1
Fork 0
Code Activity

- Allow specifying monitor bits-per-channel for dithering output. Not all displays are created equal, so this option is actually important for specifying the exact amount for your display.

Browse source
This commit is contained in:
Rachael Alexanderson 2018-08-09 15:13:26 -04:00
commit ecdc485e05
3 changed files with 15 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/gl/renderer/gl_postprocess.cpp
View file

@ -49,7 +49,7 @@
extern bool vid_hdr_active;
CVAR(Bool, gl_dither, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
CVAR(Int, gl_dither_bpc, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
void FGLRenderer::RenderScreenQuad()
{
@ -236,11 +236,11 @@ void FGLRenderer::DrawPresentTexture(const IntRect &box, bool applyGamma)
// Full screen exclusive mode treats a rgba16f frame buffer as linear.
// It probably will eventually in desktop mode too, but the DWM doesn't seem to support that.
mPresentShader->Uniforms->InvGamma *= 2.2f;
mPresentShader->Uniforms->ColorScale = gl_dither ? 1023.0f : 0.0f;
mPresentShader->Uniforms->ColorScale = (gl_dither_bpc == -1) ? 1023.0f : (float)(1 << gl_dither_bpc - 1);
}
else
{
mPresentShader->Uniforms->ColorScale = gl_dither ? 255.0f : 0.0f;
mPresentShader->Uniforms->ColorScale = (gl_dither_bpc == -1) ? 255.0f : (float)(1 << gl_dither_bpc - 1);
}
mPresentShader->Uniforms->Scale = { screen->mScreenViewport.width / (float)mBuffers->GetWidth(), screen->mScreenViewport.height / (float)mBuffers->GetHeight() };
mPresentShader->Uniforms.Set();