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Add flicker effect to chrome (replaces zooms)

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This commit is contained in:
elasota
2020-05-18 03:30:25 -04:00
parent 5c07ce08bb
commit 8135c68c49
11 changed files with 292 additions and 63 deletions
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6
ShaderSrc/DrawQuadPaletteP.hlsl
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@@ -19,7 +19,11 @@ float3 SamplePixel(int2 texCoord)
SDrawQuadPixelOutput PSMain(SDrawQuadPixelInput input)
{
SDrawQuadPixelOutput result;
result.color = float4(SamplePixel(int2(floor(input.texCoord.xy))), 1.0) * constants_Modulation;
int2 pixelCoordinate = int2(floor(input.texCoord.xy));
result.color = ApplyFlicker(pixelCoordinate, float4(SamplePixel(int2(floor(input.texCoord.xy))), 1.0) * constants_Modulation);
if (result.color.a <= 0.0)
discard;
return result;
}

15
ShaderSrc/DrawQuadPixelConstants.h
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@@ -1,4 +1,19 @@
cbuffer SDrawQuadPixelConstants : register(b0)
{
float4 constants_Modulation;
int2 constants_FlickerAxis;
int constants_FlickerStartThreshold;
int constants_FlickerEndThreshold;
};
float4 ApplyFlicker(int2 coordinate, float4 color)
{
int flickerTotal = dot(constants_FlickerAxis, coordinate);
if (flickerTotal < constants_FlickerStartThreshold)
return float4(0, 0, 0, 0);
else if (flickerTotal >= constants_FlickerEndThreshold)
return color;
else
return float4(1, 1, 1, 1);
}