yum-mirror/glslang

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David NetoAdd test case for read-only storage texture passed to helper function (#2414)2067d1a9

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1#version 420
2
3// Need this extension to permit passing a formatless readonly image to a helper function.
4#extension GL_EXT_shader_image_load_formatted : require
5
6readonly coherent uniform layout(set = 0, binding = 0) image2D image1;
7readonly uniform layout(set = 0, binding = 2) image2D image2;
8writeonly coherent uniform layout(set = 0, binding = 1, rgba32f) image2D image3;
9writeonly uniform layout(set = 0, binding = 3, rgba16f) image2D image4;
10
11flat in layout(location = 0) ivec2 in_coords;
12out layout(location = 0) vec4 out_color;
13
14vec4 image_load(readonly coherent image2D image, ivec2 coords)
15{
16	return imageLoad(image, in_coords);
17}
18
19void image_store(writeonly coherent image2D image, ivec2 coords, vec4 data)
20{
21	imageStore(image, in_coords, data);
22}
23
24void main()
25{
26	vec4 read1 = image_load(image1, in_coords);
27	vec4 read2 = image_load(image2, in_coords);
28
29	image_store(image3, in_coords, read1*0.5);
30	image_store(image4, in_coords, read2*2.0);
31
32	out_color = vec4(0.0);
33}