qt6windows7/tests/manual/rhi/shared/texture_ms4.frag
2023-10-29 23:33:08 +01:00

21 lines
471 B
GLSL

#version 440
layout(location = 0) in vec2 v_texcoord;
layout(location = 0) out vec4 fragColor;
layout(std140, binding = 0) uniform buf {
mat4 mvp;
int flip;
} ubuf;
layout(binding = 1) uniform sampler2DMS tex;
void main()
{
ivec2 tc = ivec2(floor(vec2(textureSize(tex)) * v_texcoord));
vec4 c = texelFetch(tex, tc, 0) + texelFetch(tex, tc, 1) + texelFetch(tex, tc, 2) + texelFetch(tex, tc, 3);
c /= 4.0;
fragColor = vec4(c.rgb * c.a, c.a);
}