mirror of
https://github.com/encounter/dawn-cmake.git
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3b671cb377
Use of semicolons is still supported, but deprecated. Also updates the parsing methods for structures to better match the WGSL grammar. Bug: tint:1475 Change-Id: I7675ba42c13f91080b0ac173c352e0092021f80b Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/84380 Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: Ben Clayton <bclayton@google.com> Commit-Queue: James Price <jrprice@google.com>
1298 lines
40 KiB
C++
1298 lines
40 KiB
C++
// Copyright 2021 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "src/tint/transform/multiplanar_external_texture.h"
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#include "src/tint/transform/test_helper.h"
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namespace tint {
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namespace transform {
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namespace {
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using MultiplanarExternalTextureTest = TransformTest;
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TEST_F(MultiplanarExternalTextureTest, ShouldRunEmptyModule) {
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auto* src = R"()";
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EXPECT_FALSE(ShouldRun<MultiplanarExternalTexture>(src));
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}
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TEST_F(MultiplanarExternalTextureTest, ShouldRunHasExternalTextureAlias) {
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auto* src = R"(
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type ET = texture_external;
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)";
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EXPECT_TRUE(ShouldRun<MultiplanarExternalTexture>(src));
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}
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TEST_F(MultiplanarExternalTextureTest, ShouldRunHasExternalTextureGlobal) {
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auto* src = R"(
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@group(0) @binding(0) var ext_tex : texture_external;
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)";
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EXPECT_TRUE(ShouldRun<MultiplanarExternalTexture>(src));
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}
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TEST_F(MultiplanarExternalTextureTest, ShouldRunHasExternalTextureParam) {
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auto* src = R"(
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fn f(ext_tex : texture_external) {}
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)";
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EXPECT_TRUE(ShouldRun<MultiplanarExternalTexture>(src));
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}
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// Running the transform without passing in data for the new bindings should
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// result in an error.
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TEST_F(MultiplanarExternalTextureTest, ErrorNoPassedData) {
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auto* src = R"(
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@group(0) @binding(0) var s : sampler;
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@group(0) @binding(1) var ext_tex : texture_external;
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureSampleLevel(ext_tex, s, coord.xy);
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}
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)";
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auto* expect =
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R"(error: missing new binding point data for tint::transform::MultiplanarExternalTexture)";
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auto got = Run<MultiplanarExternalTexture>(src);
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EXPECT_EQ(expect, str(got));
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}
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// Running the transform with incorrect binding data should result in an error.
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TEST_F(MultiplanarExternalTextureTest, ErrorIncorrectBindingPont) {
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auto* src = R"(
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@group(0) @binding(0) var s : sampler;
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@group(0) @binding(1) var ext_tex : texture_external;
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureSampleLevel(ext_tex, s, coord.xy);
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}
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)";
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auto* expect =
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R"(error: missing new binding points for texture_external at binding {0,1})";
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DataMap data;
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// This bindings map specifies 0,0 as the location of the texture_external,
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// which is incorrect.
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data.Add<MultiplanarExternalTexture::NewBindingPoints>(
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MultiplanarExternalTexture::BindingsMap{{{0, 0}, {{0, 1}, {0, 2}}}});
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auto got = Run<MultiplanarExternalTexture>(src, data);
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EXPECT_EQ(expect, str(got));
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}
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// Tests that the transform works with a textureDimensions call.
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TEST_F(MultiplanarExternalTextureTest, Dimensions) {
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auto* src = R"(
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@group(0) @binding(0) var ext_tex : texture_external;
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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var dim : vec2<i32>;
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dim = textureDimensions(ext_tex);
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return vec4<f32>(0.0, 0.0, 0.0, 0.0);
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}
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)";
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auto* expect = R"(
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struct ExternalTextureParams {
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numPlanes : u32,
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vr : f32,
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ug : f32,
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vg : f32,
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ub : f32,
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}
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@group(0) @binding(1) var ext_tex_plane_1 : texture_2d<f32>;
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@group(0) @binding(2) var<uniform> ext_tex_params : ExternalTextureParams;
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@group(0) @binding(0) var ext_tex : texture_2d<f32>;
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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var dim : vec2<i32>;
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dim = textureDimensions(ext_tex);
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return vec4<f32>(0.0, 0.0, 0.0, 0.0);
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}
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)";
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DataMap data;
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data.Add<MultiplanarExternalTexture::NewBindingPoints>(
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MultiplanarExternalTexture::BindingsMap{{{0, 0}, {{0, 1}, {0, 2}}}});
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auto got = Run<MultiplanarExternalTexture>(src, data);
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EXPECT_EQ(expect, str(got));
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}
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// Tests that the transform works with a textureDimensions call.
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TEST_F(MultiplanarExternalTextureTest, Dimensions_OutOfOrder) {
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auto* src = R"(
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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var dim : vec2<i32>;
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dim = textureDimensions(ext_tex);
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return vec4<f32>(0.0, 0.0, 0.0, 0.0);
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}
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@group(0) @binding(0) var ext_tex : texture_external;
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)";
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auto* expect = R"(
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struct ExternalTextureParams {
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numPlanes : u32,
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vr : f32,
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ug : f32,
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vg : f32,
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ub : f32,
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}
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@group(0) @binding(1) var ext_tex_plane_1 : texture_2d<f32>;
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@group(0) @binding(2) var<uniform> ext_tex_params : ExternalTextureParams;
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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var dim : vec2<i32>;
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dim = textureDimensions(ext_tex);
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return vec4<f32>(0.0, 0.0, 0.0, 0.0);
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}
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@group(0) @binding(0) var ext_tex : texture_2d<f32>;
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)";
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DataMap data;
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data.Add<MultiplanarExternalTexture::NewBindingPoints>(
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MultiplanarExternalTexture::BindingsMap{{{0, 0}, {{0, 1}, {0, 2}}}});
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auto got = Run<MultiplanarExternalTexture>(src, data);
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EXPECT_EQ(expect, str(got));
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}
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// Test that the transform works with a textureSampleLevel call.
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TEST_F(MultiplanarExternalTextureTest, BasicTextureSampleLevel) {
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auto* src = R"(
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@group(0) @binding(0) var s : sampler;
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@group(0) @binding(1) var ext_tex : texture_external;
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureSampleLevel(ext_tex, s, coord.xy);
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}
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)";
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auto* expect = R"(
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struct ExternalTextureParams {
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numPlanes : u32,
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vr : f32,
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ug : f32,
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vg : f32,
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ub : f32,
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}
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@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
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@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
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@group(0) @binding(0) var s : sampler;
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@group(0) @binding(1) var ext_tex : texture_2d<f32>;
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fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
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if ((params.numPlanes == 1u)) {
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return textureSampleLevel(plane0, smp, coord, 0.0);
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}
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let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
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let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
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let u = uv.x;
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let v = uv.y;
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let r = ((1.164000034 * y) + (params.vr * v));
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let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
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let b = ((1.164000034 * y) + (params.ub * u));
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return vec4<f32>(r, g, b, 1.0);
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}
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureSampleExternal(ext_tex, ext_tex_plane_1, s, coord.xy, ext_tex_params);
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}
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)";
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DataMap data;
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data.Add<MultiplanarExternalTexture::NewBindingPoints>(
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MultiplanarExternalTexture::BindingsMap{{{0, 1}, {{0, 2}, {0, 3}}}});
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auto got = Run<MultiplanarExternalTexture>(src, data);
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EXPECT_EQ(expect, str(got));
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}
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// Test that the transform works with a textureSampleLevel call.
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TEST_F(MultiplanarExternalTextureTest, BasicTextureSampleLevel_OutOfOrder) {
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auto* src = R"(
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureSampleLevel(ext_tex, s, coord.xy);
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}
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@group(0) @binding(1) var ext_tex : texture_external;
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@group(0) @binding(0) var s : sampler;
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)";
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auto* expect = R"(
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struct ExternalTextureParams {
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numPlanes : u32,
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vr : f32,
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ug : f32,
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vg : f32,
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ub : f32,
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}
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@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
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@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
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fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
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if ((params.numPlanes == 1u)) {
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return textureSampleLevel(plane0, smp, coord, 0.0);
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}
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let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
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let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
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let u = uv.x;
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let v = uv.y;
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let r = ((1.164000034 * y) + (params.vr * v));
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let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
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let b = ((1.164000034 * y) + (params.ub * u));
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return vec4<f32>(r, g, b, 1.0);
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}
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureSampleExternal(ext_tex, ext_tex_plane_1, s, coord.xy, ext_tex_params);
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}
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@group(0) @binding(1) var ext_tex : texture_2d<f32>;
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@group(0) @binding(0) var s : sampler;
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)";
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DataMap data;
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data.Add<MultiplanarExternalTexture::NewBindingPoints>(
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MultiplanarExternalTexture::BindingsMap{{{0, 1}, {{0, 2}, {0, 3}}}});
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auto got = Run<MultiplanarExternalTexture>(src, data);
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EXPECT_EQ(expect, str(got));
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}
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// Tests that the transform works with a textureLoad call.
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TEST_F(MultiplanarExternalTextureTest, BasicTextureLoad) {
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auto* src = R"(
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@group(0) @binding(0) var ext_tex : texture_external;
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureLoad(ext_tex, vec2<i32>(1, 1));
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}
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)";
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auto* expect = R"(
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struct ExternalTextureParams {
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numPlanes : u32,
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vr : f32,
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ug : f32,
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vg : f32,
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ub : f32,
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}
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@group(0) @binding(1) var ext_tex_plane_1 : texture_2d<f32>;
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@group(0) @binding(2) var<uniform> ext_tex_params : ExternalTextureParams;
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@group(0) @binding(0) var ext_tex : texture_2d<f32>;
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fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord : vec2<i32>, params : ExternalTextureParams) -> vec4<f32> {
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if ((params.numPlanes == 1u)) {
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return textureLoad(plane0, coord, 0);
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}
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let y = (textureLoad(plane0, coord, 0).r - 0.0625);
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let uv = (textureLoad(plane1, coord, 0).rg - 0.5);
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let u = uv.x;
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let v = uv.y;
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let r = ((1.164000034 * y) + (params.vr * v));
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let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
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let b = ((1.164000034 * y) + (params.ub * u));
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return vec4<f32>(r, g, b, 1.0);
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}
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureLoadExternal(ext_tex, ext_tex_plane_1, vec2<i32>(1, 1), ext_tex_params);
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}
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)";
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DataMap data;
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data.Add<MultiplanarExternalTexture::NewBindingPoints>(
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MultiplanarExternalTexture::BindingsMap{{{0, 0}, {{0, 1}, {0, 2}}}});
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auto got = Run<MultiplanarExternalTexture>(src, data);
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EXPECT_EQ(expect, str(got));
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}
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// Tests that the transform works with a textureLoad call.
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TEST_F(MultiplanarExternalTextureTest, BasicTextureLoad_OutOfOrder) {
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auto* src = R"(
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureLoad(ext_tex, vec2<i32>(1, 1));
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}
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@group(0) @binding(0) var ext_tex : texture_external;
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)";
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auto* expect = R"(
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struct ExternalTextureParams {
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numPlanes : u32,
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vr : f32,
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ug : f32,
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vg : f32,
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ub : f32,
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}
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@group(0) @binding(1) var ext_tex_plane_1 : texture_2d<f32>;
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@group(0) @binding(2) var<uniform> ext_tex_params : ExternalTextureParams;
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fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord : vec2<i32>, params : ExternalTextureParams) -> vec4<f32> {
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if ((params.numPlanes == 1u)) {
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return textureLoad(plane0, coord, 0);
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}
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let y = (textureLoad(plane0, coord, 0).r - 0.0625);
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let uv = (textureLoad(plane1, coord, 0).rg - 0.5);
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let u = uv.x;
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let v = uv.y;
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let r = ((1.164000034 * y) + (params.vr * v));
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let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
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let b = ((1.164000034 * y) + (params.ub * u));
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return vec4<f32>(r, g, b, 1.0);
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}
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureLoadExternal(ext_tex, ext_tex_plane_1, vec2<i32>(1, 1), ext_tex_params);
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}
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@group(0) @binding(0) var ext_tex : texture_2d<f32>;
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)";
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DataMap data;
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data.Add<MultiplanarExternalTexture::NewBindingPoints>(
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MultiplanarExternalTexture::BindingsMap{{{0, 0}, {{0, 1}, {0, 2}}}});
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auto got = Run<MultiplanarExternalTexture>(src, data);
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EXPECT_EQ(expect, str(got));
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}
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// Tests that the transform works with both a textureSampleLevel and textureLoad
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// call.
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TEST_F(MultiplanarExternalTextureTest, TextureSampleAndTextureLoad) {
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auto* src = R"(
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@group(0) @binding(0) var s : sampler;
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@group(0) @binding(1) var ext_tex : texture_external;
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@stage(fragment)
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fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
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return textureSampleLevel(ext_tex, s, coord.xy) + textureLoad(ext_tex, vec2<i32>(1, 1));
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}
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)";
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auto* expect = R"(
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struct ExternalTextureParams {
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numPlanes : u32,
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vr : f32,
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ug : f32,
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vg : f32,
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ub : f32,
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}
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@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
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@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
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@group(0) @binding(0) var s : sampler;
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@group(0) @binding(1) var ext_tex : texture_2d<f32>;
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fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
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if ((params.numPlanes == 1u)) {
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return textureSampleLevel(plane0, smp, coord, 0.0);
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}
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let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
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let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
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let u = uv.x;
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let v = uv.y;
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let r = ((1.164000034 * y) + (params.vr * v));
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let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
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let b = ((1.164000034 * y) + (params.ub * u));
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return vec4<f32>(r, g, b, 1.0);
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}
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|
|
fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord : vec2<i32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureLoad(plane0, coord, 0);
|
|
}
|
|
let y = (textureLoad(plane0, coord, 0).r - 0.0625);
|
|
let uv = (textureLoad(plane1, coord, 0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
@stage(fragment)
|
|
fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
|
|
return (textureSampleExternal(ext_tex, ext_tex_plane_1, s, coord.xy, ext_tex_params) + textureLoadExternal(ext_tex, ext_tex_plane_1, vec2<i32>(1, 1), ext_tex_params));
|
|
}
|
|
)";
|
|
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{{{0, 1}, {{0, 2}, {0, 3}}}});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the transform works with both a textureSampleLevel and textureLoad
|
|
// call.
|
|
TEST_F(MultiplanarExternalTextureTest, TextureSampleAndTextureLoad_OutOfOrder) {
|
|
auto* src = R"(
|
|
@stage(fragment)
|
|
fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
|
|
return textureSampleLevel(ext_tex, s, coord.xy) + textureLoad(ext_tex, vec2<i32>(1, 1));
|
|
}
|
|
|
|
@group(0) @binding(0) var s : sampler;
|
|
@group(0) @binding(1) var ext_tex : texture_external;
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord : vec2<i32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureLoad(plane0, coord, 0);
|
|
}
|
|
let y = (textureLoad(plane0, coord, 0).r - 0.0625);
|
|
let uv = (textureLoad(plane1, coord, 0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
@stage(fragment)
|
|
fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
|
|
return (textureSampleExternal(ext_tex, ext_tex_plane_1, s, coord.xy, ext_tex_params) + textureLoadExternal(ext_tex, ext_tex_plane_1, vec2<i32>(1, 1), ext_tex_params));
|
|
}
|
|
|
|
@group(0) @binding(0) var s : sampler;
|
|
|
|
@group(0) @binding(1) var ext_tex : texture_2d<f32>;
|
|
)";
|
|
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{{{0, 1}, {{0, 2}, {0, 3}}}});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the transform works with many instances of texture_external.
|
|
TEST_F(MultiplanarExternalTextureTest, ManyTextureSampleLevel) {
|
|
auto* src = R"(
|
|
@group(0) @binding(0) var s : sampler;
|
|
@group(0) @binding(1) var ext_tex : texture_external;
|
|
@group(0) @binding(2) var ext_tex_1 : texture_external;
|
|
@group(0) @binding(3) var ext_tex_2 : texture_external;
|
|
@group(1) @binding(0) var ext_tex_3 : texture_external;
|
|
|
|
@stage(fragment)
|
|
fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
|
|
return textureSampleLevel(ext_tex, s, coord.xy) + textureSampleLevel(ext_tex_1, s, coord.xy) + textureSampleLevel(ext_tex_2, s, coord.xy) + textureSampleLevel(ext_tex_3, s, coord.xy);
|
|
}
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(4) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(5) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
@group(0) @binding(6) var ext_tex_plane_1_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(7) var<uniform> ext_tex_params_1 : ExternalTextureParams;
|
|
|
|
@group(0) @binding(8) var ext_tex_plane_1_2 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(9) var<uniform> ext_tex_params_2 : ExternalTextureParams;
|
|
|
|
@group(1) @binding(1) var ext_tex_plane_1_3 : texture_2d<f32>;
|
|
|
|
@group(1) @binding(2) var<uniform> ext_tex_params_3 : ExternalTextureParams;
|
|
|
|
@group(0) @binding(0) var s : sampler;
|
|
|
|
@group(0) @binding(1) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(2) var ext_tex_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(3) var ext_tex_2 : texture_2d<f32>;
|
|
|
|
@group(1) @binding(0) var ext_tex_3 : texture_2d<f32>;
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
@stage(fragment)
|
|
fn main(@builtin(position) coord : vec4<f32>) -> @location(0) vec4<f32> {
|
|
return (((textureSampleExternal(ext_tex, ext_tex_plane_1, s, coord.xy, ext_tex_params) + textureSampleExternal(ext_tex_1, ext_tex_plane_1_1, s, coord.xy, ext_tex_params_1)) + textureSampleExternal(ext_tex_2, ext_tex_plane_1_2, s, coord.xy, ext_tex_params_2)) + textureSampleExternal(ext_tex_3, ext_tex_plane_1_3, s, coord.xy, ext_tex_params_3));
|
|
}
|
|
)";
|
|
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 1}, {{0, 4}, {0, 5}}},
|
|
{{0, 2}, {{0, 6}, {0, 7}}},
|
|
{{0, 3}, {{0, 8}, {0, 9}}},
|
|
{{1, 0}, {{1, 1}, {1, 2}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the texture_external passed as a function parameter produces the
|
|
// correct output.
|
|
TEST_F(MultiplanarExternalTextureTest, ExternalTexturePassedAsParam) {
|
|
auto* src = R"(
|
|
fn f(t : texture_external, s : sampler) {
|
|
textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_external;
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, smp);
|
|
}
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn f(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
|
|
textureSampleExternal(t, ext_tex_plane_1_1, s, vec2<f32>(1.0, 2.0), ext_tex_params_1);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, ext_tex_plane_1, ext_tex_params, smp);
|
|
}
|
|
)";
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 0}, {{0, 2}, {0, 3}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the texture_external passed as a function parameter produces the
|
|
// correct output.
|
|
TEST_F(MultiplanarExternalTextureTest,
|
|
ExternalTexturePassedAsParam_OutOfOrder) {
|
|
auto* src = R"(
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, smp);
|
|
}
|
|
|
|
fn f(t : texture_external, s : sampler) {
|
|
textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_external;
|
|
@group(0) @binding(1) var smp : sampler;
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, ext_tex_plane_1, ext_tex_params, smp);
|
|
}
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn f(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
|
|
textureSampleExternal(t, ext_tex_plane_1_1, s, vec2<f32>(1.0, 2.0), ext_tex_params_1);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(1) var smp : sampler;
|
|
)";
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 0}, {{0, 2}, {0, 3}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the texture_external passed as a parameter not in the first
|
|
// position produces the correct output.
|
|
TEST_F(MultiplanarExternalTextureTest, ExternalTexturePassedAsSecondParam) {
|
|
auto* src = R"(
|
|
fn f(s : sampler, t : texture_external) {
|
|
textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_external;
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(smp, ext_tex);
|
|
}
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn f(s : sampler, t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams) {
|
|
textureSampleExternal(t, ext_tex_plane_1_1, s, vec2<f32>(1.0, 2.0), ext_tex_params_1);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(smp, ext_tex, ext_tex_plane_1, ext_tex_params);
|
|
}
|
|
)";
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 0}, {{0, 2}, {0, 3}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that multiple texture_external params passed to a function produces the
|
|
// correct output.
|
|
TEST_F(MultiplanarExternalTextureTest, ExternalTexturePassedAsParamMultiple) {
|
|
auto* src = R"(
|
|
fn f(t : texture_external, s : sampler, t2 : texture_external) {
|
|
textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
|
|
textureSampleLevel(t2, s, vec2<f32>(1.0, 2.0));
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_external;
|
|
@group(0) @binding(1) var smp : sampler;
|
|
@group(0) @binding(2) var ext_tex2 : texture_external;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, smp, ext_tex2);
|
|
}
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(3) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(4) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
@group(0) @binding(5) var ext_tex_plane_1_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(6) var<uniform> ext_tex_params_1 : ExternalTextureParams;
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn f(t : texture_2d<f32>, ext_tex_plane_1_2 : texture_2d<f32>, ext_tex_params_2 : ExternalTextureParams, s : sampler, t2 : texture_2d<f32>, ext_tex_plane_1_3 : texture_2d<f32>, ext_tex_params_3 : ExternalTextureParams) {
|
|
textureSampleExternal(t, ext_tex_plane_1_2, s, vec2<f32>(1.0, 2.0), ext_tex_params_2);
|
|
textureSampleExternal(t2, ext_tex_plane_1_3, s, vec2<f32>(1.0, 2.0), ext_tex_params_3);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@group(0) @binding(2) var ext_tex2 : texture_2d<f32>;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, ext_tex_plane_1, ext_tex_params, smp, ext_tex2, ext_tex_plane_1_1, ext_tex_params_1);
|
|
}
|
|
)";
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 0}, {{0, 3}, {0, 4}}},
|
|
{{0, 2}, {{0, 5}, {0, 6}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that multiple texture_external params passed to a function produces the
|
|
// correct output.
|
|
TEST_F(MultiplanarExternalTextureTest,
|
|
ExternalTexturePassedAsParamMultiple_OutOfOrder) {
|
|
auto* src = R"(
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, smp, ext_tex2);
|
|
}
|
|
|
|
fn f(t : texture_external, s : sampler, t2 : texture_external) {
|
|
textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
|
|
textureSampleLevel(t2, s, vec2<f32>(1.0, 2.0));
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_external;
|
|
@group(0) @binding(1) var smp : sampler;
|
|
@group(0) @binding(2) var ext_tex2 : texture_external;
|
|
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(3) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(4) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
@group(0) @binding(5) var ext_tex_plane_1_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(6) var<uniform> ext_tex_params_1 : ExternalTextureParams;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, ext_tex_plane_1, ext_tex_params, smp, ext_tex2, ext_tex_plane_1_1, ext_tex_params_1);
|
|
}
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn f(t : texture_2d<f32>, ext_tex_plane_1_2 : texture_2d<f32>, ext_tex_params_2 : ExternalTextureParams, s : sampler, t2 : texture_2d<f32>, ext_tex_plane_1_3 : texture_2d<f32>, ext_tex_params_3 : ExternalTextureParams) {
|
|
textureSampleExternal(t, ext_tex_plane_1_2, s, vec2<f32>(1.0, 2.0), ext_tex_params_2);
|
|
textureSampleExternal(t2, ext_tex_plane_1_3, s, vec2<f32>(1.0, 2.0), ext_tex_params_3);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@group(0) @binding(2) var ext_tex2 : texture_2d<f32>;
|
|
)";
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 0}, {{0, 3}, {0, 4}}},
|
|
{{0, 2}, {{0, 5}, {0, 6}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the texture_external passed to as a parameter to multiple
|
|
// functions produces the correct output.
|
|
TEST_F(MultiplanarExternalTextureTest, ExternalTexturePassedAsParamNested) {
|
|
auto* src = R"(
|
|
fn nested(t : texture_external, s : sampler) {
|
|
textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
|
|
}
|
|
|
|
fn f(t : texture_external, s : sampler) {
|
|
nested(t, s);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_external;
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, smp);
|
|
}
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn nested(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
|
|
textureSampleExternal(t, ext_tex_plane_1_1, s, vec2<f32>(1.0, 2.0), ext_tex_params_1);
|
|
}
|
|
|
|
fn f(t : texture_2d<f32>, ext_tex_plane_1_2 : texture_2d<f32>, ext_tex_params_2 : ExternalTextureParams, s : sampler) {
|
|
nested(t, ext_tex_plane_1_2, ext_tex_params_2, s);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, ext_tex_plane_1, ext_tex_params, smp);
|
|
}
|
|
)";
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 0}, {{0, 2}, {0, 3}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the texture_external passed to as a parameter to multiple
|
|
// functions produces the correct output.
|
|
TEST_F(MultiplanarExternalTextureTest,
|
|
ExternalTexturePassedAsParamNested_OutOfOrder) {
|
|
auto* src = R"(
|
|
fn nested(t : texture_external, s : sampler) {
|
|
textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
|
|
}
|
|
|
|
fn f(t : texture_external, s : sampler) {
|
|
nested(t, s);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_external;
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, smp);
|
|
}
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn nested(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
|
|
textureSampleExternal(t, ext_tex_plane_1_1, s, vec2<f32>(1.0, 2.0), ext_tex_params_1);
|
|
}
|
|
|
|
fn f(t : texture_2d<f32>, ext_tex_plane_1_2 : texture_2d<f32>, ext_tex_params_2 : ExternalTextureParams, s : sampler) {
|
|
nested(t, ext_tex_plane_1_2, ext_tex_params_2, s);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, ext_tex_plane_1, ext_tex_params, smp);
|
|
}
|
|
)";
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 0}, {{0, 2}, {0, 3}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the transform works with a function using an external texture,
|
|
// even if there's no external texture declared at module scope.
|
|
TEST_F(MultiplanarExternalTextureTest,
|
|
ExternalTexturePassedAsParamWithoutGlobalDecl) {
|
|
auto* src = R"(
|
|
fn f(ext_tex : texture_external) -> vec2<i32> {
|
|
return textureDimensions(ext_tex);
|
|
}
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
fn f(ext_tex : texture_2d<f32>, ext_tex_plane_1 : texture_2d<f32>, ext_tex_params : ExternalTextureParams) -> vec2<i32> {
|
|
return textureDimensions(ext_tex);
|
|
}
|
|
)";
|
|
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{{{0, 0}, {{0, 1}, {0, 2}}}});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the the transform handles aliases to external textures
|
|
TEST_F(MultiplanarExternalTextureTest, ExternalTextureAlias) {
|
|
auto* src = R"(
|
|
type ET = texture_external;
|
|
|
|
fn f(t : ET, s : sampler) {
|
|
textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : ET;
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, smp);
|
|
}
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
type ET = texture_external;
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn f(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
|
|
textureSampleExternal(t, ext_tex_plane_1_1, s, vec2<f32>(1.0, 2.0), ext_tex_params_1);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, ext_tex_plane_1, ext_tex_params, smp);
|
|
}
|
|
)";
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 0}, {{0, 2}, {0, 3}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
// Tests that the the transform handles aliases to external textures
|
|
TEST_F(MultiplanarExternalTextureTest, ExternalTextureAlias_OutOfOrder) {
|
|
auto* src = R"(
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, smp);
|
|
}
|
|
|
|
fn f(t : ET, s : sampler) {
|
|
textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : ET;
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
type ET = texture_external;
|
|
)";
|
|
|
|
auto* expect = R"(
|
|
struct ExternalTextureParams {
|
|
numPlanes : u32,
|
|
vr : f32,
|
|
ug : f32,
|
|
vg : f32,
|
|
ub : f32,
|
|
}
|
|
|
|
@group(0) @binding(2) var ext_tex_plane_1 : texture_2d<f32>;
|
|
|
|
@group(0) @binding(3) var<uniform> ext_tex_params : ExternalTextureParams;
|
|
|
|
@stage(fragment)
|
|
fn main() {
|
|
f(ext_tex, ext_tex_plane_1, ext_tex_params, smp);
|
|
}
|
|
|
|
fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
|
|
if ((params.numPlanes == 1u)) {
|
|
return textureSampleLevel(plane0, smp, coord, 0.0);
|
|
}
|
|
let y = (textureSampleLevel(plane0, smp, coord, 0.0).r - 0.0625);
|
|
let uv = (textureSampleLevel(plane1, smp, coord, 0.0).rg - 0.5);
|
|
let u = uv.x;
|
|
let v = uv.y;
|
|
let r = ((1.164000034 * y) + (params.vr * v));
|
|
let g = (((1.164000034 * y) - (params.ug * u)) - (params.vg * v));
|
|
let b = ((1.164000034 * y) + (params.ub * u));
|
|
return vec4<f32>(r, g, b, 1.0);
|
|
}
|
|
|
|
fn f(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
|
|
textureSampleExternal(t, ext_tex_plane_1_1, s, vec2<f32>(1.0, 2.0), ext_tex_params_1);
|
|
}
|
|
|
|
@group(0) @binding(0) var ext_tex : texture_2d<f32>;
|
|
|
|
@group(0) @binding(1) var smp : sampler;
|
|
|
|
type ET = texture_external;
|
|
)";
|
|
DataMap data;
|
|
data.Add<MultiplanarExternalTexture::NewBindingPoints>(
|
|
MultiplanarExternalTexture::BindingsMap{
|
|
{{0, 0}, {{0, 2}, {0, 3}}},
|
|
});
|
|
auto got = Run<MultiplanarExternalTexture>(src, data);
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace transform
|
|
} // namespace tint
|