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Port most of the samples to WGSL

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Animometer's fragment shaders remains unported because it isn't clear
how to use modf in WGSL.

Bug: dawn:572

Change-Id: I29aa0ee657b813e7308f0300addd1d5795bfc16d
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/33821
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
This commit is contained in:
Corentin Wallez
2020-11-26 16:39:46 +00:00
committed by Commit Bot service account
parent 303c5c2d29
commit 4814bdbdea
6 changed files with 180 additions and 155 deletions
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28
examples/ManualSwapChainTest.cpp
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@@ -312,19 +312,23 @@ int main(int argc, const char* argv[]) {
// The hacky pipeline to render a triangle.
utils::ComboRenderPipelineDescriptor pipelineDesc(device);
pipelineDesc.vertexStage.module =
utils::CreateShaderModule(device, utils::SingleShaderStage::Vertex, R"(
#version 450
const vec2 pos[3] = vec2[3](vec2(0.0f, 0.5f), vec2(-0.5f, -0.5f), vec2(0.5f, -0.5f));
void main() {
gl_Position = vec4(pos[gl_VertexIndex], 0.0, 1.0);
pipelineDesc.vertexStage.module = utils::CreateShaderModuleFromWGSL(device, R"(
[[builtin(vertex_idx)]] var<in> VertexIndex : u32;
[[builtin(position)]] var<out> Position : vec4<f32>;
const pos : array<vec2<f32>, 3> = array<vec2<f32>, 3>(
vec2<f32>( 0.0, 0.5),
vec2<f32>(-0.5, -0.5),
vec2<f32>( 0.5, -0.5)
);
[[stage(vertex)]] fn main() -> void {
Position = vec4<f32>(pos[VertexIndex], 0.0, 1.0);
return;
})");
pipelineDesc.cFragmentStage.module =
utils::CreateShaderModule(device, utils::SingleShaderStage::Fragment, R"(
#version 450
layout(location = 0) out vec4 fragColor;
void main() {
fragColor = vec4(1.0, 0.0, 0.0, 1.0);
pipelineDesc.cFragmentStage.module = utils::CreateShaderModuleFromWGSL(device, R"(
[[location(0)]] var<out> fragColor : vec4<f32>;
[[stage(fragment)]] fn main() -> void {
fragColor = vec4<f32>(1.0, 0.0, 0.0, 1.0);
return;
})");
pipelineDesc.colorStateCount = 1;
// BGRA shouldn't be hardcoded. Consider having a map[format -> pipeline].