46 lines
1.3 KiB
HLSL
46 lines
1.3 KiB
HLSL
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uint4 tint_count_leading_zeros(uint4 v) {
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uint4 x = uint4(v);
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const uint4 b16 = ((x <= uint4((65535u).xxxx)) ? uint4((16u).xxxx) : uint4((0u).xxxx));
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x = (x << b16);
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const uint4 b8 = ((x <= uint4((16777215u).xxxx)) ? uint4((8u).xxxx) : uint4((0u).xxxx));
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x = (x << b8);
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const uint4 b4 = ((x <= uint4((268435455u).xxxx)) ? uint4((4u).xxxx) : uint4((0u).xxxx));
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x = (x << b4);
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const uint4 b2 = ((x <= uint4((1073741823u).xxxx)) ? uint4((2u).xxxx) : uint4((0u).xxxx));
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x = (x << b2);
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const uint4 b1 = ((x <= uint4((2147483647u).xxxx)) ? uint4((1u).xxxx) : uint4((0u).xxxx));
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const uint4 is_zero = ((x == uint4((0u).xxxx)) ? uint4((1u).xxxx) : uint4((0u).xxxx));
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return uint4((((((b16 | b8) | b4) | b2) | b1) + is_zero));
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}
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void countLeadingZeros_f70103() {
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uint4 res = tint_count_leading_zeros(uint4(0u, 0u, 0u, 0u));
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}
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struct tint_symbol {
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float4 value : SV_Position;
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};
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float4 vertex_main_inner() {
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countLeadingZeros_f70103();
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return float4(0.0f, 0.0f, 0.0f, 0.0f);
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}
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tint_symbol vertex_main() {
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const float4 inner_result = vertex_main_inner();
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tint_symbol wrapper_result = (tint_symbol)0;
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wrapper_result.value = inner_result;
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return wrapper_result;
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}
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void fragment_main() {
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countLeadingZeros_f70103();
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return;
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}
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[numthreads(1, 1, 1)]
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void compute_main() {
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countLeadingZeros_f70103();
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return;
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}
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