qt5base-lts/tests/manual/rhi/float16texture_with_compute/load.comp
Laszlo Agocs fe97af0c9a rhi: Add manual test for RGBA16F and compute
Uses the two compute shaders from Qt Quick 3D. Demonstrates
and tests both RGBA16F textures and using them (and doing
load/store with mip levels individually) in combination with
compute.

Task-number: QTBUG-81213
Change-Id: I3f0f250d5997a26c857b7c45517684c63b44e58e
Reviewed-by: Johan Helsing <johan.helsing@qt.io>
2020-01-13 15:52:46 +01:00

20 lines
661 B
Plaintext

#version 440
layout(local_size_x = 16, local_size_y = 16) in;
layout(rgba8, binding = 1) readonly uniform image2D inputImage;
layout(rgba16f, binding = 2) writeonly uniform image2D outputImage;
// There is no equivalent of gl_NumWorkGroups in HLSL. So instead pass the
// values in in a uniform buffer.
layout(std140, binding = 0) uniform numWorkGroupsBuf {
uvec3 numWorkGroups;
};
void main()
{
if (gl_GlobalInvocationID.x >= numWorkGroups.x || gl_GlobalInvocationID.y >= numWorkGroups.y)
return;
vec4 value = imageLoad(inputImage, ivec2(gl_GlobalInvocationID.xy));
imageStore(outputImage, ivec2(gl_GlobalInvocationID.xy), value);
}