blob: eb255e3fcfcaef86a5b5bc99007958e45eee55df (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
#version 450
layout(location = 0) in vec4 color;
layout(set = 0, binding = 0) uniform mvp {
mat4 model;
mat4 view;
mat4 proj;
uint count;
} ubo;
layout(binding = 1) buffer fragment_buffer {
uvec3 fragments[];
};
layout(binding = 2, r32ui) uniform uimage2D head;
layout(binding = 3) buffer counter {
uint data;
};
void main() {
const uint idx = atomicAdd(data, 1);
if (idx >= ubo.count) {
discard;
}
const uint prev_idx = imageAtomicExchange(head, ivec2(gl_FragCoord.xy), idx);
fragments[idx] = uvec3(prev_idx, packUnorm4x8(color), floatBitsToUint(gl_FragCoord.z));
}
|
