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sharpen.psh
资源名称:bfyy.rar [点击查看]
上传用户:tangyu_668
上传日期:2014-02-27
资源大小:678k
文件大小:1k
源码类别:
多媒体编程
开发平台:
Visual C++
- sampler s0 : register(s0);
- float4 p0 : register(c0);
- float4 p1 : register(c1);
- #define effect_width (1.6)
- #define val0 (2.0)
- #define val1 (-0.125)
- #define width (p0[0])
- #define height (p0[1])
- float4 main(float2 tex : TEXCOORD0) : COLOR
- {
- float dx = effect_width/width;
- float dy = effect_width/height;
- float4 c1 = tex2D(s0, tex + float2(-dx,-dy)) * val1;
- float4 c2 = tex2D(s0, tex + float2(0,-dy)) * val1;
- float4 c3 = tex2D(s0, tex + float2(-dx,0)) * val1;
- float4 c4 = tex2D(s0, tex + float2(dx,0)) * val1;
- float4 c5 = tex2D(s0, tex + float2(0,dy)) * val1;
- float4 c6 = tex2D(s0, tex + float2(dx,dy)) * val1;
- float4 c7 = tex2D(s0, tex + float2(-dx,+dy)) * val1;
- float4 c8 = tex2D(s0, tex + float2(+dx,-dy)) * val1;
- float4 c9 = tex2D(s0, tex) * val0;
- float4 c0 = (c1 + c2 + c3 + c4 + c5 + c6 + c7 + c8 +c9);
- return c0;
- }