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Support Extension GL_ARB_shader_atomic_counter_ops and relative intrisic functions.

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refs:
https://www.khronos.org/registry/OpenGL/extensions/ARB/ARB_shader_atomic_counter_ops.txt

Signed-off-by: ZhiqianXia <xzq0528@outlook.com>
This commit is contained in:
ZhiqianXia 2021-07-08 11:12:05 +08:00
parent 0db0010d3c
commit bf56773517
6 changed files with 273 additions and 0 deletions
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28
Test/atomicCounterARBOps.vert Normal file
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#version 450 core
#extension GL_ARB_shader_atomic_counters: enable
#extension GL_ARB_shader_atomic_counter_ops:enable
layout(binding = 0) uniform atomic_uint counter;
out highp vec4 vsColor;
void main(){
vec4 outColor = vec4(1.0);
uint ret;
ret = atomicCounterAddARB(counter, 4u);
ret = atomicCounterSubtractARB(counter, 4u);
ret = atomicCounterMinARB(counter, 4u);
ret = atomicCounterMaxARB(counter, 4u);
ret = atomicCounterAndARB(counter, 4u);
ret = atomicCounterOrARB(counter, 4u);
ret = atomicCounterXorARB(counter, 4u);
ret = atomicCounterExchangeARB(counter, 4u);
ret = atomicCounterCompSwapARB(counter, 4u, 4u);
uint after = atomicCounter(counter);
if (after == ret)
outColor = vec4(0.0);
vsColor = outColor;
}