dawn-cmake/test/tint/bug/fxc/gradient_in_varying_loop/1112.wgsl.expected.wgsl

38 lines
1.4 KiB
WebGPU Shading Language

bug/fxc/gradient_in_varying_loop/1112.wgsl:23:33 warning: 'textureSample' must only be called from uniform control flow
let sampleDepth : f32 = textureSample(depthTexture, Sampler, offset.xy).r;
^^^^^^^^^^^^^
bug/fxc/gradient_in_varying_loop/1112.wgsl:18:28 note: control flow depends on non-uniform value
if (offset.x < 0.0 || offset.y < 0.0 || offset.x > 1.0 || offset.y > 1.0) {
^^
bug/fxc/gradient_in_varying_loop/1112.wgsl:8:29 note: return value of 'textureSample' may be non-uniform
let random: vec3<f32> = textureSample(randomTexture, Sampler, vUV).rgb;
^^^^^^^^^^^^^
@group(0) @binding(0) var Sampler : sampler;
@group(0) @binding(1) var randomTexture : texture_2d<f32>;
@group(0) @binding(2) var depthTexture : texture_2d<f32>;
@stage(fragment)
fn main(@location(0) vUV : vec2<f32>) -> @location(0) vec4<f32> {
let random : vec3<f32> = textureSample(randomTexture, Sampler, vUV).rgb;
var i = 0;
loop {
if ((i < 1)) {
} else {
break;
}
let offset : vec3<f32> = vec3<f32>(random.x);
if (((((offset.x < 0.0) || (offset.y < 0.0)) || (offset.x > 1.0)) || (offset.y > 1.0))) {
i = (i + 1);
continue;
}
let sampleDepth : f32 = textureSample(depthTexture, Sampler, offset.xy).r;
i = (i + 1);
}
return vec4<f32>(1.0);
}