38 lines
661 B
Plaintext
38 lines
661 B
Plaintext
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uniform float4 u1;
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float index_by_literal() {
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return u1[0];
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}
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uniform float4 u2;
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float index_by_loop() {
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float sum = 0;
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for (int i = 0; i < 4; ++i) {
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sum += u2[i];
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}
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return sum;
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}
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uniform float4 u3;
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float index_by_complex_loop() {
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float prod = 1;
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for (int i = 0; i < 4; ++i) {
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prod *= u3[i < 2 ? 0 : i];
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}
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return prod;
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}
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uniform float4 u4;
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float index_clamped_out_of_bounds() {
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for (int i = 7; i < 8; i++) {
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return u4[i];
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}
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}
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float4 main() {
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return float4(
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index_by_literal(),
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index_by_loop(),
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index_by_complex_loop(),
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index_clamped_out_of_bounds());
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}
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