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第6章 光照/Sample6_2/assets/vertex.sh
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13
第6章 光照/Sample6_2/assets/vertex.sh
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uniform mat4 uMVPMatrix; //总变换矩阵
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attribute vec3 aPosition; //顶点位置
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varying vec3 vPosition;//用于传递给片元着色器的顶点位置
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varying vec4 vAmbient;//用于传递给片元着色器的环境光分量
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void main()
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{
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//根据总变换矩阵计算此次绘制此顶点位置
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gl_Position = uMVPMatrix * vec4(aPosition,1);
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//将顶点的位置传给片元着色器
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vPosition = aPosition;
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//将的环境光分量传给片元着色器
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vAmbient = vec4(0.15,0.15,0.15,1.0);
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}
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