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2022-09-19 18:05:01 +08:00
commit 57051fc44b
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precision mediump float;
varying vec2 vTextureCoord;//接收从顶点着色器过来的参数
uniform sampler2D sTexture1;//纹理内容数据1
uniform sampler2D sTexture2;//纹理内容数据2
uniform float uT;
void main() {
vec4 color1 = texture2D(sTexture1, vTextureCoord); //从纹理中采样出颜色值1
vec4 color2 = texture2D(sTexture2, vTextureCoord); //从纹理中采样出颜色值2
gl_FragColor = color1*(1.0-uT) + color2*uT;// 混合两个颜色值
}