16 lines
436 B
Bash
16 lines
436 B
Bash
//具有纹理功能的片元着色器
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precision mediump float;
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varying vec2 vTextureCoord; //接收从顶点着色器过来的参数
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uniform sampler2D sTexture;//纹理内容数据
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uniform float stK;
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void main()
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{
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//纹理坐标ST的偏移量
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vec2 st_Result=vec2(0,0);
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st_Result.x=vTextureCoord.x+stK;
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st_Result.y=vTextureCoord.y+stK;
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//给此片元从纹理中采样出颜色值
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gl_FragColor = texture2D(sTexture, st_Result);
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} |