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21 lines
443 B
GLSL
21 lines
443 B
GLSL
#version 150
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in vec4 Position;
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uniform mat4 ProjMat;
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uniform vec2 InSize;
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uniform vec2 OutSize;
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out vec2 texCoord;
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void main(){
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vec4 outPos = ProjMat * vec4(Position.xy * OutSize, 0.0, 1.0);
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gl_Position = vec4(outPos.xy, 0.2, 1.0);
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vec2 sizeRatio = OutSize / InSize;
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texCoord = Position.xy;
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texCoord.x = texCoord.x * sizeRatio.x;
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texCoord.y = texCoord.y * sizeRatio.y;
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texCoord.y = sizeRatio.y - texCoord.y;
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}
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