SPIRV-Cross/reference/shaders/asm/frag/image-query-no-sampler.vk.asm.frag.vk
Hans-Kristian Arntzen 40bbf6be7a Build combined dummy samplers for Query functions without sampler as well.
Deal with various query functions which require dummy sampler.
In SPIR-V, separate images are used, but GLSL (even Vulkan GLSL)
requires combined sampler images ...
2018-04-30 12:08:33 +02:00

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#version 450
layout(set = 0, binding = 0) uniform texture2D uSampler2D;
layout(set = 0, binding = 0) uniform texture2DMS uSampler2DMS;
layout(set = 0, binding = 0) uniform sampler SPIRV_Cross_DummySampler;
void main()
{
ivec2 b = textureSize(sampler2D(uSampler2D, SPIRV_Cross_DummySampler), 0);
ivec2 c = textureSize(sampler2DMS(uSampler2DMS, SPIRV_Cross_DummySampler));
int l1 = textureQueryLevels(sampler2D(uSampler2D, SPIRV_Cross_DummySampler));
int s0 = textureSamples(sampler2DMS(uSampler2DMS, SPIRV_Cross_DummySampler));
}