60 lines
740 B
Plaintext
60 lines
740 B
Plaintext
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#blend mix
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#depth off
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#primitive triangle
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#cull none
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@vs vs
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in vec3 a_pos;
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in vec2 a_uv;
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out vec2 uv;
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vec3 pos;
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struct sprite {
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mat4 model;
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vec4 rect;
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};
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readonly buffer ssbo {
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sprite sprites[];
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};
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uniform mat4 projection;
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uniform mat4 view;
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uniform mat4 vp;
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uniform vec2 diffuse_size;
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void main()
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{
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sprite s = sprites[gl_InstanceIndex];
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pos = a_pos;
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uv = a_uv;
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pos *= vec3(diffuse_size * s.rect.zw,1);
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uv = (uv*s.rect.zw)+s.rect.xy;
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gl_Position = vp * s.model * vec4(pos, 1.0);
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}
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@end
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@fs fs
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in vec2 uv;
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out vec4 color;
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texture2D diffuse;
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sampler smp;
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uniform vec4 shade;
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void frag()
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{
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color = texture(sampler2D(diffuse,smp), uv);
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color *= shade;
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}
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void main()
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{
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frag();
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}
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@end
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@program sprite vs fs
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