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fix blending mode 0 in gb shader

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hunterk 2017-05-01 10:22:12 -05:00
parent 32de81d7c3
commit 30ab72245e
1 changed files with 5 additions and 4 deletions
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9
handheld/shaders/gameboy/shader-files/gb-pass1.slang
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@ -97,7 +97,10 @@ layout(set = 0, binding = 2) uniform sampler2D Source;
// Fragment definitions //
////////////////////////////////////////////////////////////////////////////////
//#define blending_modifier(color) clamp((color.a == 0) + registers.blending_mode, 0.0, 1.0)
float blending_modifier(float color){
float blend_bool = (color == 0.0) ? 1 : 0;
return clamp(blend_bool + registers.blending_mode, 0.0, 1.0);
}
void main()
{
@ -127,9 +130,7 @@ void main()
(out_color.a - adjacent_texel_2.a) +
(out_color.a - adjacent_texel_3.a) +
(out_color.a - adjacent_texel_4.a)
) * registers.adjacent_texel_alpha_blending;
out_color.a *= clamp((0.0) + registers.blending_mode, 0.0, 1.0);
) * registers.adjacent_texel_alpha_blending * blending_modifier(out_color.a);
FragColor = out_color;
}