Stephen White 2a02b68453 GLSL: implement fract() builtin function.
Bug: tint:1446
Change-Id: Icb06bb560956372a689db33c758b3d5ad8c27225
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/82143
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Stephen White <senorblanco@chromium.org>
2022-02-28 18:19:47 +00:00

37 lines
736 B
GLSL

#version 310 es
precision mediump float;
layout(location = 0) out vec4 x_GLF_color_1_1;
vec4 x_GLF_color = vec4(0.0f, 0.0f, 0.0f, 0.0f);
void main_1() {
vec2 a = vec2(0.0f, 0.0f);
vec2 b = vec2(0.0f, 0.0f);
a = vec2(1.0f, 1.0f);
float x_25 = a.x;
a.x = (x_25 + 0.5f);
b = fract(a);
float x_31 = b.x;
if ((x_31 == 0.5f)) {
x_GLF_color = vec4(1.0f, 0.0f, 0.0f, 1.0f);
} else {
x_GLF_color = vec4(0.0f, 0.0f, 0.0f, 0.0f);
}
return;
}
struct main_out {
vec4 x_GLF_color_1;
};
main_out tint_symbol() {
main_1();
main_out tint_symbol_1 = main_out(x_GLF_color);
return tint_symbol_1;
}
void main() {
main_out inner_result = tint_symbol();
x_GLF_color_1_1 = inner_result.x_GLF_color_1;
return;
}