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Change shaded blend mode use srcalpha and destalpha.

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Fix blending error in add/sub/revsub
This commit is contained in:
Magnus Norddahl 2016-11-21 03:49:55 +01:00
commit 2ba2dc7611
6 changed files with 68 additions and 69 deletions
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21
src/r_poly_decal.cpp
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@ -128,30 +128,31 @@ void RenderPolyDecal::Render(const TriMatrix &worldToClip, DBaseDecal *decal, co
bool fullbrightSprite = (decal->RenderFlags & RF_FULLBRIGHT) == RF_FULLBRIGHT;
TriUniforms uniforms;
PolyDrawArgs args;
args.uniforms.flags = 0;
if (fullbrightSprite || fixedlightlev >= 0 || fixedcolormap)
{
uniforms.light = 256;
uniforms.flags = TriUniforms::fixed_light;
args.uniforms.light = 256;
args.uniforms.flags |= TriUniforms::fixed_light;
}
else
{
uniforms.light = (uint32_t)((front->lightlevel + actualextralight) / 255.0f * 256.0f);
uniforms.flags = 0;
args.uniforms.light = (uint32_t)((front->lightlevel + actualextralight) / 255.0f * 256.0f);
}
uniforms.subsectorDepth = subsectorDepth;
args.uniforms.subsectorDepth = subsectorDepth;
if (r_swtruecolor)
{
uniforms.color = 0xff000000 | decal->AlphaColor;
args.uniforms.color = 0xff000000 | decal->AlphaColor;
}
else
{
uniforms.color = ((uint32_t)decal->AlphaColor) >> 24;
args.uniforms.color = ((uint32_t)decal->AlphaColor) >> 24;
}
args.uniforms.srcalpha = 256;
args.uniforms.destalpha = 0;
PolyDrawArgs args;
args.uniforms = uniforms;
args.objectToClip = &worldToClip;
args.vinput = vertices;
args.vcount = 4;