28 lines
823 B
GLSL
28 lines
823 B
GLSL
#version 450 core
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//struct CloudPosCol { vec4 pos; vec4 col; };
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//struct CloudPosCol { vec3 pos; uint colx; vec4 col; };
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struct CloudPosCol { vec3 pos; uint colx; };
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layout (std140, binding = 0) uniform TheMat { mat4 theMat; } ;
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layout (std430, binding = 6) readonly buffer CPos { CloudPosCol data[]; };
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const vec2 indices[6] =
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{vec2(-1,-1) // 0 2--3
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,vec2( 1,-1) // 1 | |
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,vec2( 1, 1) // 3 0--1
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,vec2(-1,-1) // 0
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,vec2(-1, 1) // 2
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,vec2( 1, 1) // 3
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};
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out vec4 vCol;
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out vec2 vControls;
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out vec3 vPos;
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void main()
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{
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uint i = gl_VertexID / 6;
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uint k = gl_VertexID % 6;
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//vCol = data[i].col;
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vCol = unpackUnorm4x8(data[i].colx);
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vControls = indices[k];
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vPos = vec3(data[i].pos.xy + 20*vControls, data[i].pos.z);
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gl_Position = theMat * vec4(vPos,1);
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}
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