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WGSL states that `f32` is a IEEE-754 binary32. mediump precision guarantees are much smaller than highp, and using mediump can break code generated by tint. Change-Id: I8a129c4c8ac078c785e0d5d7d21f19ed6b3620b5 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/123400 Kokoro: Kokoro <noreply+kokoro@google.com> Commit-Queue: Ben Clayton <bclayton@google.com> Reviewed-by: Stephen White <senorblanco@chromium.org>
37 lines
563 B
GLSL
37 lines
563 B
GLSL
#version 310 es
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precision highp float;
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bool tint_discarded = false;
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layout(binding = 0, std430) buffer non_uniform_global_block_ssbo {
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int inner;
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} non_uniform_global;
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layout(binding = 1, std430) buffer tint_symbol_block_ssbo {
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float inner;
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} tint_symbol;
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void foo() {
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if ((non_uniform_global.inner < 0)) {
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tint_discarded = true;
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}
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}
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void bar() {
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if (!(tint_discarded)) {
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tint_symbol.inner = dFdx(1.0f);
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}
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}
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void tint_symbol_1() {
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foo();
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bar();
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}
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void main() {
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tint_symbol_1();
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if (tint_discarded) {
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discard;
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}
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return;
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}
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