11 lines
282 B
GLSL
11 lines
282 B
GLSL
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#version 300 es
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in vec2 a_position;
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void main() {
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// convert the position from pixels to 0.0 to 1.0
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vec2 scale = a_position / vec2(255.0, 255.0);
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vec2 remap = scale * 2.0;
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vec2 space = remap - 1.0;
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space.y = space.y * 0.85;
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gl_Position = vec4(space, 0,1);
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}
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