glslang/Test/hlsl.structbuffer.floatidx.comp
steve-lunarg f8203a0acd HLSL: cast non-int types to uint on Load/Store indexes
Some texture and SB operations can take non-integer indexes, which should be
cast to integers before use if they are not already.  This adds makeIntegerIndex()
for the purpose.  Int types are left alone.

(This was done before for operator[], but needs to apply to some other things
too, hence its extraction into common function now)
2017-04-20 09:00:56 -06:00

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struct sb_t
{
float4 color;
uint2 threadId;
};
RWTexture2D<float4> outtx;
ConsumeStructuredBuffer<sb_t> csb : register(u1);
RWStructuredBuffer<float4> rwsb;
[numthreads(1, 1, 1)]
void main(uint3 nThreadId : SV_DispatchThreadID)
{
sb_t data = csb.Consume();
float2 coord = float2(data.threadId.xy);
outtx[coord] = data.color;
rwsb[coord.x] = rwsb.Load(coord.y);
}