dawn-cmake/test/tint/samples/triangle.wgsl.expected.glsl
Ben Clayton f1f56b2d3c tint/writer/glsl: Set default precision to highp
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>
2023-03-09 19:58:23 +00:00

29 lines
638 B
GLSL

#version 310 es
vec4 vtx_main(uint VertexIndex) {
vec2 tint_symbol[3] = vec2[3](vec2(0.0f, 0.5f), vec2(-0.5f), vec2(0.5f, -0.5f));
return vec4(tint_symbol[VertexIndex], 0.0f, 1.0f);
}
void main() {
gl_PointSize = 1.0;
vec4 inner_result = vtx_main(uint(gl_VertexID));
gl_Position = inner_result;
gl_Position.y = -(gl_Position.y);
gl_Position.z = ((2.0f * gl_Position.z) - gl_Position.w);
return;
}
#version 310 es
precision highp float;
layout(location = 0) out vec4 value;
vec4 frag_main() {
return vec4(1.0f, 0.0f, 0.0f, 1.0f);
}
void main() {
vec4 inner_result = frag_main();
value = inner_result;
return;
}