Markus Isberg
63 lines
1.6 KiB
HLSL
63 lines
1.6 KiB
HLSL
struct VertexShaderInput
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{
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float4 Position : POSITION0;
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float2 TexCoords: TEXCOORD0;
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};
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struct VertexShaderOutput
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{
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float4 Position : POSITION0;
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float2 TexCoords: TEXCOORD0;
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};
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VertexShaderOutput mainVS(in VertexShaderInput input)
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{
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VertexShaderOutput output = (VertexShaderOutput)0;
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output.Position = input.Position;
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output.TexCoords = input.TexCoords;
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return output;
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}
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Texture2D xTexture;
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sampler TextureSampler : register (s0) = sampler_state { Texture = <xTexture>; };
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Texture2D xLosTexture;
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sampler LosSampler = sampler_state { Texture = <xLosTexture>; };
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float xLosAlpha;
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float4 xColor;
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float blurDistance;
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float4 mainPS(VertexShaderOutput input) : COLOR0
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{
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float4 sampleColor = xTexture.Sample(TextureSampler, input.TexCoords);
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float4 losColor = xLosTexture.Sample(LosSampler, float2(input.TexCoords.x + blurDistance, input.TexCoords.y + blurDistance));
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losColor += xLosTexture.Sample(LosSampler, float2(input.TexCoords.x - blurDistance, input.TexCoords.y - blurDistance));
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losColor += xLosTexture.Sample(LosSampler, float2(input.TexCoords.x + blurDistance, input.TexCoords.y - blurDistance));
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losColor += xLosTexture.Sample(LosSampler, float2(input.TexCoords.x - blurDistance, input.TexCoords.y + blurDistance));
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losColor = losColor * 0.25f;
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float obscureAmount = 1.0f - losColor.r;
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float4 outColor = float4(
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sampleColor.r * xColor.r,
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sampleColor.g * xColor.g,
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sampleColor.b * xColor.b,
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obscureAmount * xLosAlpha);
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return outColor;
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}
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technique LosShader
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{
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pass Pass1
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{
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VertexShader = compile vs_4_0_level_9_1 mainVS();
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PixelShader = compile ps_4_0_level_9_1 mainPS();
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}
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} |