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-rw-r--r--Tests/TestApp/src/TestTessellation.cpp144
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diff --git a/Tests/TestApp/src/TestTessellation.cpp b/Tests/TestApp/src/TestTessellation.cpp
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--- a/Tests/TestApp/src/TestTessellation.cpp
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-/* Copyright 2019 Diligent Graphics LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS.
- *
- * In no event and under no legal theory, whether in tort (including negligence),
- * contract, or otherwise, unless required by applicable law (such as deliberate
- * and grossly negligent acts) or agreed to in writing, shall any Contributor be
- * liable for any damages, including any direct, indirect, special, incidental,
- * or consequential damages of any character arising as a result of this License or
- * out of the use or inability to use the software (including but not limited to damages
- * for loss of goodwill, work stoppage, computer failure or malfunction, or any and
- * all other commercial damages or losses), even if such Contributor has been advised
- * of the possibility of such damages.
- */
-
-#include "pch.h"
-#include "TestTessellation.h"
-#include "MapHelper.h"
-
-using namespace Diligent;
-
-void TestTessellation::Init( IRenderDevice *pDevice, IDeviceContext *pDeviceContext, ISwapChain *pSwapChain)
-{
- if(!pDevice->GetDeviceCaps().bTessellationSupported)
- {
- SetStatus(TestResult::Skipped, "Tessellation is not supported");
- return;
- }
-
- m_pDeviceContext = pDeviceContext;
-
- ShaderCreateInfo CreationAttrs;
- RefCntAutoPtr<IShaderSourceInputStreamFactory> pShaderSourceFactory;
- pDevice->GetEngineFactory()->CreateDefaultShaderSourceStreamFactory("Shaders", &pShaderSourceFactory);
- CreationAttrs.pShaderSourceStreamFactory = pShaderSourceFactory;
- CreationAttrs.SourceLanguage = SHADER_SOURCE_LANGUAGE_HLSL;
- CreationAttrs.UseCombinedTextureSamplers = true;
-
- RefCntAutoPtr<Diligent::IShader> pVS, pHS, pDS, pPS;
- {
- CreationAttrs.FilePath = "Shaders\\TessTestQuadDX.vsh";
- CreationAttrs.Desc.ShaderType = SHADER_TYPE_VERTEX;
- pDevice->CreateShader( CreationAttrs, &pVS );
- VERIFY_EXPR(pVS);
- }
-
- {
- CreationAttrs.FilePath = "Shaders\\TessTestQuadDX.hsh";
- CreationAttrs.Desc.ShaderType = SHADER_TYPE_HULL;
- pDevice->CreateShader( CreationAttrs, &pHS );
- VERIFY_EXPR(pHS);
- }
-
- {
- CreationAttrs.FilePath = "Shaders\\TessTestQuadDX.dsh";
- CreationAttrs.Desc.ShaderType = SHADER_TYPE_DOMAIN;
- pDevice->CreateShader( CreationAttrs, &pDS );
- VERIFY_EXPR(pDS);
- }
-
- {
- CreationAttrs.FilePath = "Shaders\\GSTestDX.psh";
- CreationAttrs.Desc.ShaderType = SHADER_TYPE_PIXEL;
- pDevice->CreateShader( CreationAttrs, &pPS );
- VERIFY_EXPR(pPS);
- }
-
- PipelineStateDesc PSODesc;
- PSODesc.GraphicsPipeline.DepthStencilDesc.DepthEnable = False;
- PSODesc.GraphicsPipeline.RasterizerDesc.CullMode = CULL_MODE_NONE;
- PSODesc.GraphicsPipeline.RasterizerDesc.FillMode = FILL_MODE_WIREFRAME;
- PSODesc.GraphicsPipeline.BlendDesc.IndependentBlendEnable = False;
- PSODesc.GraphicsPipeline.BlendDesc.RenderTargets[0].BlendEnable = False;
- PSODesc.GraphicsPipeline.NumRenderTargets = 1;
- PSODesc.GraphicsPipeline.RTVFormats[0] = pSwapChain->GetDesc().ColorBufferFormat;
- PSODesc.GraphicsPipeline.DSVFormat = pSwapChain->GetDesc().DepthBufferFormat;
- PSODesc.GraphicsPipeline.pPS = pPS;
- PSODesc.GraphicsPipeline.pVS = pVS;
- PSODesc.GraphicsPipeline.pHS = pHS;
- PSODesc.GraphicsPipeline.pDS = pDS;
- PSODesc.GraphicsPipeline.PrimitiveTopology = PRIMITIVE_TOPOLOGY_1_CONTROL_POINT_PATCHLIST;
-
- pDevice->CreatePipelineState( PSODesc, &m_pQuadPSO );
-
-
- {
- pVS.Release();
- CreationAttrs.FilePath = "Shaders\\TessTestTriDX.vsh";
- CreationAttrs.Desc.ShaderType = SHADER_TYPE_VERTEX;
- pDevice->CreateShader( CreationAttrs, &pVS );
- VERIFY_EXPR(pVS);
- }
-
- {
- pHS.Release();
- CreationAttrs.FilePath = "Shaders\\TessTestTriDX.hsh";
- CreationAttrs.Desc.ShaderType = SHADER_TYPE_HULL;
- pDevice->CreateShader( CreationAttrs, &pHS );
- VERIFY_EXPR(pHS);
- }
-
- {
- pDS.Release();
- CreationAttrs.FilePath = "Shaders\\TessTestTriDX.dsh";
- CreationAttrs.Desc.ShaderType = SHADER_TYPE_DOMAIN;
- pDevice->CreateShader( CreationAttrs, &pDS );
- VERIFY_EXPR(pDS);
- }
-
- PSODesc.GraphicsPipeline.pPS = pPS;
- PSODesc.GraphicsPipeline.pVS = pVS;
- PSODesc.GraphicsPipeline.pHS = pHS;
- PSODesc.GraphicsPipeline.pDS = pDS;
-
- pDevice->CreatePipelineState( PSODesc, &m_pTriPSO );
-}
-
-void TestTessellation::Draw()
-{
- if(!m_pDeviceContext)
- return;
-
- m_pDeviceContext->SetPipelineState(m_pQuadPSO);
- m_pDeviceContext->CommitShaderResources(nullptr, RESOURCE_STATE_TRANSITION_MODE_TRANSITION);
-
- // Draw 2 quad patches
- Diligent::DrawAttribs DrawAttrs(2, DRAW_FLAG_VERIFY_ALL);
- m_pDeviceContext->Draw(DrawAttrs);
-
- m_pDeviceContext->SetPipelineState(m_pTriPSO);
- m_pDeviceContext->CommitShaderResources(nullptr, RESOURCE_STATE_TRANSITION_MODE_TRANSITION);
- DrawAttrs.NumVertices = 1; // Draw 1 tri patch
- m_pDeviceContext->Draw(DrawAttrs);
-
- SetStatus(TestResult::Succeeded);
-}