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examples/FeatureShowcase/Source/BasicEffectTest/BasicEffectTest.cpp
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,286 @@ | ||
| #include "BasicEffectTest.hpp" | ||
| #include <Pomdog/Experimental/Graphics/BasicEffect.hpp> | ||
| #include <cmath> | ||
|
|
||
| namespace FeatureShowcase { | ||
|
|
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| BasicEffectTest::BasicEffectTest(const std::shared_ptr<GameHost>& gameHostIn) | ||
| : gameHost(gameHostIn) | ||
| , graphicsDevice(gameHostIn->GetGraphicsDevice()) | ||
| , commandQueue(gameHostIn->GetGraphicsCommandQueue()) | ||
| { | ||
| } | ||
|
|
||
| void BasicEffectTest::Initialize() | ||
| { | ||
| auto assets = gameHost->GetAssetManager(); | ||
| auto clock = gameHost->GetClock(); | ||
| commandList = std::make_shared<GraphicsCommandList>(*graphicsDevice); | ||
|
|
||
| // NOTE: Load texture from image file | ||
| if (auto[res, err] = assets->Load<Texture2D>("Textures/pomdog.png"); err != nullptr) { | ||
| Log::Verbose("failed to load texture: " + err->ToString()); | ||
| } | ||
| else { | ||
| texture = std::move(res); | ||
| } | ||
|
|
||
| { | ||
| using VertexCombined = BasicEffect::VertexPositionNormalTexture; | ||
|
|
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| // NOTE: Create vertex buffer | ||
| std::array<VertexCombined, 20> verticesCombo = {{ | ||
| // top | ||
| {Vector3{0.0f, 1.0f, 0.0f}, Vector3{0.0f, 1.0f, 0.0f}, Vector2{0.0f, 1.0f}}, | ||
| {Vector3{1.0f, 1.0f, 0.0f}, Vector3{0.0f, 1.0f, 0.0f}, Vector2{1.0f, 1.0f}}, | ||
| {Vector3{1.0f, 1.0f, 1.0f}, Vector3{0.0f, 1.0f, 0.0f}, Vector2{1.0f, 0.0f}}, | ||
| {Vector3{0.0f, 1.0f, 1.0f}, Vector3{0.0f, 1.0f, 0.0f}, Vector2{0.0f, 0.0f}}, | ||
|
|
||
| // left | ||
| {Vector3{0.0f, 0.0f, 1.0f}, Vector3{-1.0f, 0.0f, 0.0f}, Vector2{0.0f, 1.0f}}, | ||
| {Vector3{0.0f, 0.0f, 0.0f}, Vector3{-1.0f, 0.0f, 0.0f}, Vector2{1.0f, 1.0f}}, | ||
| {Vector3{0.0f, 1.0f, 0.0f}, Vector3{-1.0f, 0.0f, 0.0f}, Vector2{1.0f, 0.0f}}, | ||
| {Vector3{0.0f, 1.0f, 1.0f}, Vector3{-1.0f, 0.0f, 0.0f}, Vector2{0.0f, 0.0f}}, | ||
|
|
||
| // right | ||
| {Vector3{1.0f, 0.0f, 1.0f}, Vector3{1.0f, 0.0f, 0.0f}, Vector2{0.0f, 0.0f}}, | ||
| {Vector3{1.0f, 0.0f, 0.0f}, Vector3{1.0f, 0.0f, 0.0f}, Vector2{1.0f, 0.0f}}, | ||
| {Vector3{1.0f, 1.0f, 0.0f}, Vector3{1.0f, 0.0f, 0.0f}, Vector2{1.0f, 1.0f}}, | ||
| {Vector3{1.0f, 1.0f, 1.0f}, Vector3{1.0f, 0.0f, 0.0f}, Vector2{0.0f, 1.0f}}, | ||
|
|
||
| // front | ||
| {Vector3{0.0f, 0.0f, 0.0f}, Vector3{0.0f, 0.0f, -1.0f}, Vector2{0.0f, 0.0f}}, | ||
| {Vector3{1.0f, 0.0f, 0.0f}, Vector3{0.0f, 0.0f, -1.0f}, Vector2{1.0f, 0.0f}}, | ||
| {Vector3{1.0f, 1.0f, 0.0f}, Vector3{0.0f, 0.0f, -1.0f}, Vector2{1.0f, 1.0f}}, | ||
| {Vector3{0.0f, 1.0f, 0.0f}, Vector3{0.0f, 0.0f, -1.0f}, Vector2{0.0f, 1.0f}}, | ||
|
|
||
| // back | ||
| {Vector3{0.0f, 0.0f, 1.0f}, Vector3{0.0f, 0.0f, 1.0f}, Vector2{0.0f, 0.0f}}, | ||
| {Vector3{1.0f, 0.0f, 1.0f}, Vector3{0.0f, 0.0f, 1.0f}, Vector2{1.0f, 0.0f}}, | ||
| {Vector3{1.0f, 1.0f, 1.0f}, Vector3{0.0f, 0.0f, 1.0f}, Vector2{1.0f, 1.0f}}, | ||
| {Vector3{0.0f, 1.0f, 1.0f}, Vector3{0.0f, 0.0f, 1.0f}, Vector2{0.0f, 1.0f}}, | ||
| }}; | ||
|
|
||
| vertexBuffer1 = std::make_shared<VertexBuffer>( | ||
| graphicsDevice, | ||
| verticesCombo.data(), | ||
| verticesCombo.size(), | ||
| sizeof(VertexCombined), | ||
| BufferUsage::Immutable); | ||
| } | ||
| { | ||
| using VertexCombined = BasicEffect::VertexPositionColor; | ||
|
|
||
| // NOTE: Create vertex buffer | ||
| std::array<VertexCombined, 20> verticesCombo = {{ | ||
| // top | ||
| {Vector3{0.0f, 1.0f, 0.0f}, Color::White.ToVector4()}, | ||
| {Vector3{1.0f, 1.0f, 0.0f}, Color::White.ToVector4()}, | ||
| {Vector3{1.0f, 1.0f, 1.0f}, Color::White.ToVector4()}, | ||
| {Vector3{0.0f, 1.0f, 1.0f}, Color::White.ToVector4()}, | ||
|
|
||
| // left | ||
| {Vector3{0.0f, 0.0f, 1.0f}, Color::Yellow.ToVector4()}, | ||
| {Vector3{0.0f, 0.0f, 0.0f}, Color::Yellow.ToVector4()}, | ||
| {Vector3{0.0f, 1.0f, 0.0f}, Color::Yellow.ToVector4()}, | ||
| {Vector3{0.0f, 1.0f, 1.0f}, Color::Yellow.ToVector4()}, | ||
|
|
||
| // right | ||
| {Vector3{1.0f, 0.0f, 1.0f}, Color::Red.ToVector4()}, | ||
| {Vector3{1.0f, 0.0f, 0.0f}, Color::Red.ToVector4()}, | ||
| {Vector3{1.0f, 1.0f, 0.0f}, Color::Red.ToVector4()}, | ||
| {Vector3{1.0f, 1.0f, 1.0f}, Color::Red.ToVector4()}, | ||
|
|
||
| // front | ||
| {Vector3{0.0f, 0.0f, 0.0f}, Color::Blue.ToVector4()}, | ||
| {Vector3{1.0f, 0.0f, 0.0f}, Color::Blue.ToVector4()}, | ||
| {Vector3{1.0f, 1.0f, 0.0f}, Color::Blue.ToVector4()}, | ||
| {Vector3{0.0f, 1.0f, 0.0f}, Color::Blue.ToVector4()}, | ||
|
|
||
| // back | ||
| {Vector3{0.0f, 0.0f, 1.0f}, Color::Red.ToVector4()}, | ||
| {Vector3{1.0f, 0.0f, 1.0f}, Color::Yellow.ToVector4()}, | ||
| {Vector3{1.0f, 1.0f, 1.0f}, Color::Blue.ToVector4()}, | ||
| {Vector3{0.0f, 1.0f, 1.0f}, Color::White.ToVector4()}, | ||
| }}; | ||
|
|
||
| vertexBuffer2 = std::make_shared<VertexBuffer>( | ||
| graphicsDevice, | ||
| verticesCombo.data(), | ||
| verticesCombo.size(), | ||
| sizeof(VertexCombined), | ||
| BufferUsage::Immutable); | ||
| } | ||
| { | ||
| // NOTE: Create index buffer | ||
| std::array<std::uint16_t, 30> indices = {{ | ||
| 3, 1, 0, | ||
| 2, 1, 3, | ||
|
|
||
| 7, 5, 4, | ||
| 6, 5, 7, | ||
|
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| 10, 8, 9, | ||
| 11, 8, 10, | ||
|
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| 15, 13, 12, | ||
| 14, 13, 15, | ||
|
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| 18, 16, 17, | ||
| 19, 16, 18, | ||
| }}; | ||
|
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||
| indexBuffer = std::make_shared<IndexBuffer>( | ||
| graphicsDevice, | ||
| IndexElementSize::SixteenBits, | ||
| indices.data(), | ||
| indices.size(), | ||
| BufferUsage::Immutable); | ||
| } | ||
| { | ||
| // NOTE: Create constant buffer | ||
| modelConstantBuffer = std::make_shared<ConstantBuffer>( | ||
| graphicsDevice, | ||
| sizeof(BasicEffect::ModelConstantBuffer), | ||
| BufferUsage::Dynamic); | ||
|
|
||
| worldConstantBuffer = std::make_shared<ConstantBuffer>( | ||
| graphicsDevice, | ||
| sizeof(BasicEffect::WorldConstantBuffer), | ||
| BufferUsage::Dynamic); | ||
| } | ||
| { | ||
| // NOTE: Create sampler state | ||
| sampler = std::make_shared<SamplerState>( | ||
| graphicsDevice, | ||
| SamplerDescription::CreateLinearClamp()); | ||
| } | ||
| { | ||
| auto presentationParameters = graphicsDevice->GetPresentationParameters(); | ||
|
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| BasicEffect::BasicEffectDescription effectDesc; | ||
| effectDesc.LightingEnabled = true; | ||
| effectDesc.TextureEnabled = true; | ||
| effectDesc.VertexColorEnabled = false; | ||
|
|
||
| // NOTE: Create pipeline state | ||
| pipelineState1 = BasicEffect::CreateBasicEffect(*assets, effectDesc) | ||
| .SetRenderTargetViewFormat(presentationParameters.BackBufferFormat) | ||
| .SetDepthStencilViewFormat(presentationParameters.DepthStencilFormat) | ||
| .SetDepthStencilState(DepthStencilDescription::CreateDefault()) | ||
| .SetBlendState(BlendDescription::CreateNonPremultiplied()) | ||
| .SetRasterizerState(RasterizerDescription::CreateDefault()) | ||
| .Build(); | ||
| } | ||
| { | ||
| auto presentationParameters = graphicsDevice->GetPresentationParameters(); | ||
|
|
||
| BasicEffect::BasicEffectDescription effectDesc; | ||
| effectDesc.LightingEnabled = false; | ||
| effectDesc.TextureEnabled = false; | ||
| effectDesc.VertexColorEnabled = true; | ||
|
|
||
| // NOTE: Create pipeline state | ||
| pipelineState2 = BasicEffect::CreateBasicEffect(*assets, effectDesc) | ||
| .SetRenderTargetViewFormat(presentationParameters.BackBufferFormat) | ||
| .SetDepthStencilViewFormat(presentationParameters.DepthStencilFormat) | ||
| .SetDepthStencilState(DepthStencilDescription::CreateDefault()) | ||
| .SetBlendState(BlendDescription::CreateNonPremultiplied()) | ||
| .SetRasterizerState(RasterizerDescription::CreateDefault()) | ||
| .Build(); | ||
| } | ||
| } | ||
|
|
||
| void BasicEffectTest::Update() | ||
| { | ||
| auto presentationParameters = graphicsDevice->GetPresentationParameters(); | ||
|
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||
| constexpr float rotateSpeed = 0.5f; | ||
|
|
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| auto projectionMatrix = Matrix4x4::CreatePerspectiveFieldOfViewLH( | ||
| MathHelper::ToRadians(45.0f), | ||
| static_cast<float>(presentationParameters.BackBufferWidth) / presentationParameters.BackBufferHeight, | ||
| 0.01f, | ||
| 1000.0f); | ||
|
|
||
| auto cameraPosition = Vector3{0.0f, 6.0f, 0.0f}; | ||
| auto cameraDirection = Vector3{0.0f, -1.0f, 1.0f}; | ||
| auto viewMatrix = Matrix4x4::CreateLookAtLH(cameraPosition, cameraPosition + cameraDirection, Vector3::UnitY); | ||
|
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| auto lightDirection = Vector3::Normalize(Vector3{-0.5f, -1.0f, 0.5f}); | ||
|
|
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| // NOTE: Update constant buffer for world | ||
| BasicEffect::WorldConstantBuffer worldConstants; | ||
| worldConstants.ViewProjection = viewMatrix * projectionMatrix; | ||
| worldConstants.InverseView = Matrix4x4::Invert(viewMatrix); | ||
| worldConstants.LightDirection = Vector4{lightDirection, 0.0f}; | ||
| worldConstantBuffer->SetValue(worldConstants); | ||
|
|
||
| auto time = static_cast<float>(gameHost->GetClock()->GetTotalGameTime().count()); | ||
| auto rotateY = Math::TwoPi<float> * rotateSpeed * time; | ||
|
|
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| auto mouse = gameHost->GetMouse()->GetState(); | ||
| if (mouse.LeftButton == ButtonState::Pressed) { | ||
| rotateY = -Math::TwoPi<float> * (static_cast<float>(mouse.Position.X) / static_cast<float>(presentationParameters.BackBufferWidth)); | ||
| } | ||
|
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| auto modelMatrix = Matrix4x4::CreateTranslation(Vector3{-0.5f, -0.5f, -0.5f}) | ||
| * Matrix4x4::CreateScale(1.0f + std::cos(time * 5.0f) * 0.1f) | ||
| * Matrix4x4::CreateRotationY(rotateY) | ||
| * Matrix4x4::CreateTranslation(Vector3{0.0f, 0.0f, 6.0f}); | ||
|
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| constexpr float metalness = 0.1f; | ||
|
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| // NOTE: Update constant buffer for model | ||
| BasicEffect::ModelConstantBuffer modelConstants; | ||
| modelConstants.Model = modelMatrix; | ||
| modelConstants.Material = Vector4{metalness, 0.0f, 0.0f, 0.0f}; | ||
| modelConstants.Color = Vector4{1.0f, 1.0f, 1.0f, 1.0f}; | ||
| modelConstantBuffer->SetValue(modelConstants); | ||
| } | ||
|
|
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| void BasicEffectTest::Draw() | ||
| { | ||
| auto presentationParameters = graphicsDevice->GetPresentationParameters(); | ||
|
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| Viewport viewport = {0, 0, presentationParameters.BackBufferWidth, presentationParameters.BackBufferHeight}; | ||
| RenderPass pass; | ||
| pass.RenderTargets.emplace_back(nullptr, Color::CornflowerBlue.ToVector4()); | ||
| pass.ClearDepth = 1.0f; | ||
| pass.ClearStencil = 0; | ||
| pass.Viewport = viewport; | ||
| pass.ScissorRect = viewport.GetBounds(); | ||
|
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| auto mouse = gameHost->GetMouse()->GetState(); | ||
|
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| commandList->Reset(); | ||
| commandList->SetRenderPass(std::move(pass)); | ||
| commandList->SetConstantBuffer(0, modelConstantBuffer); | ||
| commandList->SetConstantBuffer(1, worldConstantBuffer); | ||
| commandList->SetSamplerState(0, sampler); | ||
| commandList->SetTexture(0, texture); | ||
| if (mouse.RightButton == ButtonState::Pressed) { | ||
| commandList->SetVertexBuffer(vertexBuffer2); | ||
| commandList->SetPipelineState(pipelineState2); | ||
| } | ||
| else { | ||
| commandList->SetVertexBuffer(vertexBuffer1); | ||
| commandList->SetPipelineState(pipelineState1); | ||
| } | ||
| commandList->SetPrimitiveTopology(PrimitiveTopology::TriangleList); | ||
| commandList->DrawIndexed(indexBuffer, indexBuffer->GetIndexCount(), 0); | ||
| commandList->Close(); | ||
|
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| constexpr bool isStandalone = false; | ||
| if constexpr (isStandalone) { | ||
| commandQueue->Reset(); | ||
| commandQueue->PushbackCommandList(commandList); | ||
| commandQueue->ExecuteCommandLists(); | ||
| commandQueue->Present(); | ||
| } | ||
| else { | ||
| commandQueue->PushbackCommandList(commandList); | ||
| } | ||
| } | ||
|
|
||
| } // namespace FeatureShowcase |
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