diff options
Diffstat (limited to 'examples/hellotriangle')
| -rw-r--r-- | examples/hellotriangle/hellotriangle.pro | 22 | ||||
| -rw-r--r-- | examples/hellotriangle/main.cpp | 65 | ||||
| -rw-r--r-- | examples/hellotriangle/shader.hlsl | 27 | ||||
| -rw-r--r-- | examples/hellotriangle/window.cpp | 263 | ||||
| -rw-r--r-- | examples/hellotriangle/window.h | 70 |
5 files changed, 447 insertions, 0 deletions
diff --git a/examples/hellotriangle/hellotriangle.pro b/examples/hellotriangle/hellotriangle.pro new file mode 100644 index 0000000..0d36378 --- /dev/null +++ b/examples/hellotriangle/hellotriangle.pro @@ -0,0 +1,22 @@ +TEMPLATE = app +QT += d3d12window widgets + +SOURCES = main.cpp window.cpp +HEADERS = window.h + +LIBS = -ld3d12 + +VSPS = shader.hlsl + +vshader.input = VSPS +vshader.header = shader_vs.h +vshader.entry = VS_Simple +vshader.type = vs_5_0 + +pshader.input = VSPS +pshader.header = shader_ps.h +pshader.entry = PS_Simple +pshader.type = ps_5_0 + +HLSL_SHADERS = vshader pshader +load(hlsl) diff --git a/examples/hellotriangle/main.cpp b/examples/hellotriangle/main.cpp new file mode 100644 index 0000000..94f9ae7 --- /dev/null +++ b/examples/hellotriangle/main.cpp @@ -0,0 +1,65 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the examples of the QtD3D12Window module +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QApplication> +#include <QWidget> +#include <QPushButton> +#include <QVBoxLayout> +#include <QCalendarWidget> +#include "window.h" + +int main(int argc, char **argv) +{ + QApplication app(argc, argv); + + Window *d3dw = new Window; + QWidget w; + QVBoxLayout *vl = new QVBoxLayout; + vl->addWidget(new QPushButton("Widgets + a native child window with D3D12")); + vl->addWidget(new QCalendarWidget); + QWidget *ww = QWidget::createWindowContainer(d3dw); + ww->setMinimumHeight(300); + vl->addWidget(ww); + w.resize(400, 400); + w.setLayout(vl); + w.show(); + + return app.exec(); +} diff --git a/examples/hellotriangle/shader.hlsl b/examples/hellotriangle/shader.hlsl new file mode 100644 index 0000000..8b9b9ff --- /dev/null +++ b/examples/hellotriangle/shader.hlsl @@ -0,0 +1,27 @@ +cbuffer ConstantBuffer : register(b0) +{ + float4x4 modelview; + float4x4 projection; +}; + +struct PSInput +{ + float4 position : SV_POSITION; + float4 color : COLOR; +}; + +PSInput VS_Simple(float4 position : POSITION, float4 color : COLOR) +{ + PSInput result; + + float4x4 mvp = mul(projection, modelview); + result.position = mul(mvp, position); + result.color = color; + + return result; +} + +float4 PS_Simple(PSInput input) : SV_TARGET +{ + return input.color; +} diff --git a/examples/hellotriangle/window.cpp b/examples/hellotriangle/window.cpp new file mode 100644 index 0000000..049b467 --- /dev/null +++ b/examples/hellotriangle/window.cpp @@ -0,0 +1,263 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the examples of the QtD3D12Window module +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "window.h" +#include "shader_vs.h" +#include "shader_ps.h" + +Window::Window() + : f(Q_NULLPTR), + cbPtr(Q_NULLPTR), + rotationAngle(0) +{ +} + +Window::~Window() +{ + if (cbPtr) + constantBuffer->Unmap(0, Q_NULLPTR); + + delete f; +} + +void Window::initializeD3D() +{ + f = createFence(); + ID3D12Device *dev = device(); + + D3D12_ROOT_PARAMETER rootParameter; + rootParameter.ParameterType = D3D12_ROOT_PARAMETER_TYPE_CBV; + rootParameter.ShaderVisibility = D3D12_SHADER_VISIBILITY_VERTEX; + rootParameter.Descriptor.ShaderRegister = 0; // b0 + rootParameter.Descriptor.RegisterSpace = 0; + + D3D12_ROOT_SIGNATURE_DESC desc; + desc.NumParameters = 1; + desc.pParameters = &rootParameter; + desc.NumStaticSamplers = 0; + desc.pStaticSamplers = Q_NULLPTR; + desc.Flags = D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT; + + ComPtr<ID3DBlob> signature; + ComPtr<ID3DBlob> error; + if (FAILED(D3D12SerializeRootSignature(&desc, D3D_ROOT_SIGNATURE_VERSION_1, &signature, &error))) { + qWarning("Failed to serialize root signature"); + return; + } + if (FAILED(dev->CreateRootSignature(0, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&rootSignature)))) { + qWarning("Failed to create root signature"); + return; + } + + D3D12_INPUT_ELEMENT_DESC inputElementDescs[] = { + { "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 }, + { "COLOR", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 0, 12, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 } + }; + + D3D12_SHADER_BYTECODE vshader; + vshader.pShaderBytecode = g_VS_Simple; + vshader.BytecodeLength = sizeof(g_VS_Simple); + D3D12_SHADER_BYTECODE pshader; + pshader.pShaderBytecode = g_PS_Simple; + pshader.BytecodeLength = sizeof(g_PS_Simple); + + D3D12_RASTERIZER_DESC rastDesc = {}; + rastDesc.FillMode = D3D12_FILL_MODE_SOLID; + rastDesc.CullMode = D3D12_CULL_MODE_BACK; + rastDesc.FrontCounterClockwise = TRUE; // Vertices are given CCW + rastDesc.DepthBias = D3D12_DEFAULT_DEPTH_BIAS; + rastDesc.DepthBiasClamp = D3D12_DEFAULT_DEPTH_BIAS_CLAMP; + rastDesc.SlopeScaledDepthBias = D3D12_DEFAULT_SLOPE_SCALED_DEPTH_BIAS; + rastDesc.DepthClipEnable = TRUE; + + // No blending, just enable color write. + D3D12_RENDER_TARGET_BLEND_DESC defaultRenderTargetBlendDesc = {}; + defaultRenderTargetBlendDesc.RenderTargetWriteMask = D3D12_COLOR_WRITE_ENABLE_ALL; + D3D12_BLEND_DESC blendDesc = {}; + blendDesc.RenderTarget[0] = defaultRenderTargetBlendDesc; + + D3D12_GRAPHICS_PIPELINE_STATE_DESC psoDesc = {}; + psoDesc.InputLayout = { inputElementDescs, _countof(inputElementDescs) }; + psoDesc.pRootSignature = rootSignature.Get(); + psoDesc.VS = vshader; + psoDesc.PS = pshader; + psoDesc.RasterizerState = rastDesc; + psoDesc.BlendState = blendDesc; + psoDesc.DepthStencilState.DepthEnable = TRUE; + psoDesc.DepthStencilState.DepthWriteMask = D3D12_DEPTH_WRITE_MASK_ALL; + psoDesc.DepthStencilState.DepthFunc = D3D12_COMPARISON_FUNC_LESS; + psoDesc.DepthStencilState.StencilEnable = FALSE; + psoDesc.SampleMask = UINT_MAX; + psoDesc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE; + psoDesc.NumRenderTargets = 1; + psoDesc.RTVFormats[0] = DXGI_FORMAT_R8G8B8A8_UNORM; + psoDesc.DSVFormat = DXGI_FORMAT_D32_FLOAT; + psoDesc.SampleDesc.Count = 1; + if (FAILED(dev->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&pipelineState)))) { + qWarning("Failed to create graphics pipeline state"); + return; + } + + if (FAILED(dev->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, commandAllocator(), Q_NULLPTR, IID_PPV_ARGS(&commandList)))) { + qWarning("Failed to create command list"); + return; + } + commandList->Close(); + + const float vertices[] = { + 0.0f, 0.707f, 0.0f, /* color */ 1.0f, 0.0f, 0.0f, 1.0f, + -0.5f, -0.5f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f, + 0.5f, -0.5f, 0.0f, 0.0f, 0.0f, 1.0f, 1.0f + }; + const UINT vertexBufferSize = sizeof(vertices); + + D3D12_HEAP_PROPERTIES heapProp = {}; + heapProp.Type = D3D12_HEAP_TYPE_UPLOAD; + + D3D12_RESOURCE_DESC bufDesc; + bufDesc.Dimension = D3D12_RESOURCE_DIMENSION_BUFFER; + bufDesc.Alignment = 0; + bufDesc.Width = vertexBufferSize; + bufDesc.Height = 1; + bufDesc.DepthOrArraySize = 1; + bufDesc.MipLevels = 1; + bufDesc.Format = DXGI_FORMAT_UNKNOWN; + bufDesc.SampleDesc.Count = 1; + bufDesc.SampleDesc.Quality = 0; + bufDesc.Layout = D3D12_TEXTURE_LAYOUT_ROW_MAJOR; + bufDesc.Flags = D3D12_RESOURCE_FLAG_NONE; + + if (FAILED(dev->CreateCommittedResource(&heapProp, D3D12_HEAP_FLAG_NONE, &bufDesc, + D3D12_RESOURCE_STATE_GENERIC_READ, Q_NULLPTR, IID_PPV_ARGS(&vertexBuffer)))) { + qWarning("Failed to create committed resource (vertex buffer)"); + return; + } + + quint8 *p = Q_NULLPTR; + D3D12_RANGE readRange = { 0, 0 }; + if (FAILED(vertexBuffer->Map(0, &readRange, reinterpret_cast<void **>(&p)))) { + qWarning("Map failed"); + return; + } + memcpy(p, vertices, vertexBufferSize); + vertexBuffer->Unmap(0, Q_NULLPTR); + + vertexBufferView.BufferLocation = vertexBuffer->GetGPUVirtualAddress(); + vertexBufferView.StrideInBytes = (3 + 4) * sizeof(float); + vertexBufferView.SizeInBytes = vertexBufferSize; + + const UINT CB_SIZE = alignedCBSize(128); // 2 * float4x4 + bufDesc.Width = CB_SIZE; + if (FAILED(dev->CreateCommittedResource(&heapProp, D3D12_HEAP_FLAG_NONE, &bufDesc, + D3D12_RESOURCE_STATE_GENERIC_READ, Q_NULLPTR, IID_PPV_ARGS(&constantBuffer)))) { + qWarning("Failed to create committed resource (constant buffer)"); + return; + } + + if (FAILED(constantBuffer->Map(0, &readRange, reinterpret_cast<void **>(&p)))) { + qWarning("Map failed (constant buffer)"); + return; + } + cbPtr = p; + + setupProjection(); +} + +void Window::resizeD3D(const QSize &) +{ + setupProjection(); +} + +void Window::setupProjection() +{ + projection.setToIdentity(); + projection.perspective(60.0f, width() / float(height()), 0.1f, 100.0f); +} + +void Window::paintD3D() +{ + modelview.setToIdentity(); + modelview.translate(0, 0, -2); + // our highly sophisticated animation + modelview.rotate(rotationAngle, 0, 0, 1); + rotationAngle += 1; + + memcpy(cbPtr, modelview.constData(), 16 * sizeof(float)); + memcpy(cbPtr + 16 * sizeof(float), projection.constData(), 16 * sizeof(float)); + + commandAllocator()->Reset(); + commandList->Reset(commandAllocator(), pipelineState.Get()); + + commandList->SetGraphicsRootSignature(rootSignature.Get()); // invalidates bindings + + commandList->SetGraphicsRootConstantBufferView(0, constantBuffer->GetGPUVirtualAddress()); + + D3D12_VIEWPORT viewport = { 0, 0, float(width()), float(height()), 0, 1 }; + commandList->RSSetViewports(1, &viewport); + D3D12_RECT scissorRect = { 0, 0, width() - 1, height() - 1 }; + commandList->RSSetScissorRects(1, &scissorRect); + + transitionResource(backBufferRenderTarget(), commandList.Get(), D3D12_RESOURCE_STATE_PRESENT, D3D12_RESOURCE_STATE_RENDER_TARGET); + + D3D12_CPU_DESCRIPTOR_HANDLE rtvHandle = backBufferRenderTargetCPUHandle(); + D3D12_CPU_DESCRIPTOR_HANDLE dsvHandle = depthStencilCPUHandle(); + commandList->OMSetRenderTargets(1, &rtvHandle, FALSE, &dsvHandle); + + const float clearColor[] = { 0.0f, 0.2f, 0.4f, 1.0f }; + commandList->ClearRenderTargetView(rtvHandle, clearColor, 0, Q_NULLPTR); + commandList->ClearDepthStencilView(dsvHandle, D3D12_CLEAR_FLAG_DEPTH, 1.0f, 0, 0, Q_NULLPTR); + + commandList->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST); + commandList->IASetVertexBuffers(0, 1, &vertexBufferView); + commandList->DrawInstanced(3, 1, 0, 0); + + transitionResource(backBufferRenderTarget(), commandList.Get(), D3D12_RESOURCE_STATE_RENDER_TARGET, D3D12_RESOURCE_STATE_PRESENT); + commandList->Close(); + + ID3D12CommandList *commandLists[] = { commandList.Get() }; + commandQueue()->ExecuteCommandLists(_countof(commandLists), commandLists); + + update(); +} + +void Window::afterPresent() +{ + waitForGPU(f); +} diff --git a/examples/hellotriangle/window.h b/examples/hellotriangle/window.h new file mode 100644 index 0000000..d50a5a4 --- /dev/null +++ b/examples/hellotriangle/window.h @@ -0,0 +1,70 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the examples of the QtD3D12Window module +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QD3D12Window> +#include <QMatrix4x4> + +class Window : public QD3D12Window +{ +public: + Window(); + ~Window(); + + void initializeD3D() Q_DECL_OVERRIDE; + void resizeD3D(const QSize &size) Q_DECL_OVERRIDE; + void paintD3D() Q_DECL_OVERRIDE; + void afterPresent() Q_DECL_OVERRIDE; + +private: + void setupProjection(); + + Fence *f; + ComPtr<ID3D12GraphicsCommandList> commandList; + ComPtr<ID3D12PipelineState> pipelineState; + ComPtr<ID3D12RootSignature> rootSignature; + ComPtr<ID3D12Resource> vertexBuffer; + ComPtr<ID3D12Resource> constantBuffer; + D3D12_VERTEX_BUFFER_VIEW vertexBufferView; + + QMatrix4x4 projection; + QMatrix4x4 modelview; + quint8 *cbPtr; + float rotationAngle; +}; |