29 lines
560 B
GLSL
29 lines
560 B
GLSL
#version 450
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layout(set = 1, binding = 0) uniform Viewport {
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ivec2 view;
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ivec2 off;
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};
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layout(location = 0) in ivec2 position;
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layout(location = 1) in ivec2 uv;
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layout(location = 2) in ivec4 color;
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layout(location = 0) out vec4 col;
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void main()
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{
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// per vertex shift
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vec2 shift;
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shift.x = float(off.x) / view.x;
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shift.y = -(float(off.y) / view.y);
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// vertex position
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vec2 pos;
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pos.x = float(position.x)*2.0 / view.x - 1.0;
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pos.y = -(float(position.y)*2.0 / view.y - 1.0);
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gl_Position = vec4(pos+shift, 0.0, 1.0);
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col = vec4(color) / 255.0;
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}
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