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32 lines
472 B
GLSL
32 lines
472 B
GLSL
layout (std140) uniform scene_ubo
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{
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mat4 projection;
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mat4 lightview;
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float time;
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};
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const vec2 vert[4] = vec2[]
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(
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vec2(-1.0, 1.0),
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vec2(-1.0, -1.0),
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vec2( 1.0, 1.0),
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vec2( 1.0, -1.0)
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);
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const vec2 uv[4] = vec2[]
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(
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vec2(0.0, 1.0),
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vec2(0.0, 0.0),
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vec2(1.0, 1.0),
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vec2(1.0, 0.0)
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);
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out vec2 f_coords;
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void main()
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{
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gl_Position = vec4(vert[gl_VertexID], 0.0, 1.0);
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f_coords = vec2(mat3(projection) * vec3(uv[gl_VertexID], 1.0));
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}
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