mirror of
https://github.com/encounter/dawn-cmake.git
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6b1e5f552b
Don't generate them either, which generated a lot of test churn. Fixed: tint:1380 Change-Id: I0a7cfdd2ef0ffe8e7fda111fbc57997b36b949e0 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/77165 Auto-Submit: James Price <jrprice@google.com> Reviewed-by: Ben Clayton <bclayton@google.com> Kokoro: Kokoro <noreply+kokoro@google.com>
657 lines
21 KiB
C++
657 lines
21 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/transform/multiplanar_external_texture.h"
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#include "src/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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// 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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// 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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[[group(0), binding(0)]] var s : sampler;
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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(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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// 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 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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[[group(0), binding(0)]] var s : sampler;
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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(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> {
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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 (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));
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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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// Tests that the transform works with many instances of texture_external.
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TEST_F(MultiplanarExternalTextureTest, ManyTextureSampleLevel) {
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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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[[group(0), binding(2)]] var ext_tex_1 : texture_external;
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[[group(0), binding(3)]] var ext_tex_2 : texture_external;
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[[group(1), binding(0)]] var ext_tex_3 : 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) + textureSampleLevel(ext_tex_1, s, coord.xy) + textureSampleLevel(ext_tex_2, s, coord.xy) + textureSampleLevel(ext_tex_3, s, coord.xy);
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}
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)";
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auto* expect = R"(
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[[group(0), binding(0)]] var s : sampler;
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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(4)]] var ext_tex_plane_1 : texture_2d<f32>;
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[[group(0), binding(5)]] var<uniform> ext_tex_params : ExternalTextureParams;
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[[group(0), binding(1)]] var ext_tex : texture_2d<f32>;
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[[group(0), binding(6)]] var ext_tex_plane_1_1 : texture_2d<f32>;
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[[group(0), binding(7)]] var<uniform> ext_tex_params_1 : ExternalTextureParams;
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[[group(0), binding(2)]] var ext_tex_1 : texture_2d<f32>;
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[[group(0), binding(8)]] var ext_tex_plane_1_2 : texture_2d<f32>;
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[[group(0), binding(9)]] var<uniform> ext_tex_params_2 : ExternalTextureParams;
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[[group(0), binding(3)]] var ext_tex_2 : texture_2d<f32>;
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[[group(1), binding(1)]] var ext_tex_plane_1_3 : texture_2d<f32>;
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[[group(1), binding(2)]] var<uniform> ext_tex_params_3 : ExternalTextureParams;
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[[group(1), binding(0)]] var ext_tex_3 : 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) + 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));
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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{
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{{0, 1}, {{0, 4}, {0, 5}}},
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{{0, 2}, {{0, 6}, {0, 7}}},
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{{0, 3}, {{0, 8}, {0, 9}}},
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{{1, 0}, {{1, 1}, {1, 2}}},
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});
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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 texture_external passed as a function parameter produces the
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// correct output.
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TEST_F(MultiplanarExternalTextureTest, ExternalTexturePassedAsParam) {
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auto* src = R"(
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fn f(t : texture_external, s : sampler) {
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textureSampleLevel(t, s, vec2<f32>(1.0, 2.0));
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}
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[[group(0), binding(0)]] var ext_tex : texture_external;
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[[group(0), binding(1)]] var smp : sampler;
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[[stage(fragment)]]
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fn main() {
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f(ext_tex, smp);
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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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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 f(t : texture_2d<f32>, ext_tex_plane_1 : texture_2d<f32>, ext_tex_params : ExternalTextureParams, s : sampler) {
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textureSampleExternal(t, ext_tex_plane_1, s, vec2<f32>(1.0, 2.0), ext_tex_params);
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}
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[[group(0), binding(2)]] var ext_tex_plane_1_1 : texture_2d<f32>;
|
|
|
|
[[group(0), binding(3)]] var<uniform> ext_tex_params_1 : ExternalTextureParams;
|
|
|
|
[[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_1, ext_tex_params_1, 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 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;
|
|
}
|
|
|
|
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 : texture_2d<f32>, ext_tex_params : ExternalTextureParams) {
|
|
textureSampleExternal(t, ext_tex_plane_1, s, vec2<f32>(1.0, 2.0), ext_tex_params);
|
|
}
|
|
|
|
[[group(0), binding(2)]] var ext_tex_plane_1_1 : texture_2d<f32>;
|
|
|
|
[[group(0), binding(3)]] var<uniform> ext_tex_params_1 : ExternalTextureParams;
|
|
|
|
[[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_1, ext_tex_params_1);
|
|
}
|
|
)";
|
|
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;
|
|
}
|
|
|
|
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 : texture_2d<f32>, ext_tex_params : ExternalTextureParams, s : sampler, t2 : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams) {
|
|
textureSampleExternal(t, ext_tex_plane_1, s, vec2<f32>(1.0, 2.0), ext_tex_params);
|
|
textureSampleExternal(t2, ext_tex_plane_1_1, s, vec2<f32>(1.0, 2.0), ext_tex_params_1);
|
|
}
|
|
|
|
[[group(0), binding(3)]] var ext_tex_plane_1_2 : texture_2d<f32>;
|
|
|
|
[[group(0), binding(4)]] var<uniform> ext_tex_params_2 : ExternalTextureParams;
|
|
|
|
[[group(0), binding(0)]] var ext_tex : texture_2d<f32>;
|
|
|
|
[[group(0), binding(1)]] var smp : sampler;
|
|
|
|
[[group(0), binding(5)]] var ext_tex_plane_1_3 : texture_2d<f32>;
|
|
|
|
[[group(0), binding(6)]] var<uniform> ext_tex_params_3 : ExternalTextureParams;
|
|
|
|
[[group(0), binding(2)]] var ext_tex2 : texture_2d<f32>;
|
|
|
|
[[stage(fragment)]]
|
|
fn main() {
|
|
f(ext_tex, ext_tex_plane_1_2, ext_tex_params_2, smp, ext_tex2, ext_tex_plane_1_3, ext_tex_params_3);
|
|
}
|
|
)";
|
|
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;
|
|
}
|
|
|
|
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 : texture_2d<f32>, ext_tex_params : ExternalTextureParams, s : sampler) {
|
|
textureSampleExternal(t, ext_tex_plane_1, s, vec2<f32>(1.0, 2.0), ext_tex_params);
|
|
}
|
|
|
|
fn f(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
|
|
nested(t, ext_tex_plane_1_1, ext_tex_params_1, s);
|
|
}
|
|
|
|
[[group(0), binding(2)]] var ext_tex_plane_1_2 : texture_2d<f32>;
|
|
|
|
[[group(0), binding(3)]] var<uniform> ext_tex_params_2 : ExternalTextureParams;
|
|
|
|
[[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_2, ext_tex_params_2, 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));
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace transform
|
|
} // namespace tint
|