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77 lines
2.1 KiB
77 lines
2.1 KiB
// Copyright 2021 The SwiftShader Authors. All Rights Reserved.
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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 "DrawTester.hpp"
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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class DrawTest : public testing::Test
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{
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};
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// Test that a vertex shader with no gl_Position works.
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// This was fixed in swiftshader-cl/51808
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TEST_F(DrawTest, VertexShaderNoPositionOutput)
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{
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DrawTester tester;
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tester.onCreateVertexBuffers([](DrawTester &tester) {
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struct Vertex
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{
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float position[3];
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};
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Vertex vertexBufferData[] = {
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{ { 1.0f, 1.0f, 0.5f } },
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{ { -1.0f, 1.0f, 0.5f } },
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{ { 0.0f, -1.0f, 0.5f } }
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};
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std::vector<vk::VertexInputAttributeDescription> inputAttributes;
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inputAttributes.push_back(vk::VertexInputAttributeDescription(0, 0, vk::Format::eR32G32B32Sfloat, offsetof(Vertex, position)));
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tester.addVertexBuffer(vertexBufferData, sizeof(vertexBufferData), std::move(inputAttributes));
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});
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tester.onCreateVertexShader([](DrawTester &tester) {
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const char *vertexShader = R"(#version 310 es
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layout(location = 0) in vec3 inPos;
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void main()
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{
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// Remove gl_Position on purpose for the test
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//gl_Position = vec4(inPos.xyz, 1.0);
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})";
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return tester.createShaderModule(vertexShader, EShLanguage::EShLangVertex);
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});
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tester.onCreateFragmentShader([](DrawTester &tester) {
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const char *fragmentShader = R"(#version 310 es
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precision highp float;
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layout(location = 0) out vec4 outColor;
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void main()
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{
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outColor = vec4(1.0, 1.0, 1.0, 1.0);
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})";
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return tester.createShaderModule(fragmentShader, EShLanguage::EShLangFragment);
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});
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tester.initialize();
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tester.renderFrame();
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}
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