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+/*
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+ * This source file is part of libRocket, the HTML/CSS Interface Middleware
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+ *
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+ * For the latest information, see http://www.librocket.com
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+ *
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+ * Copyright (c) 2014 David Wimsey
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+ *
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+ * Permission is hereby granted, free of charge, to any person obtaining a copy
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+ * of this software and associated documentation files (the "Software"), to deal
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+ * in the Software without restriction, including without limitation the rights
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+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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+ * copies of the Software, and to permit persons to whom the Software is
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+ * furnished to do so, subject to the following conditions:
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+ *
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+ * The above copyright notice and this permission notice shall be included in
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+ * all copies or substantial portions of the Software.
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+ *
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+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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+ * THE SOFTWARE.
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+ *
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+ */
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+
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+#include "RenderInterfaceDirectX10.h"
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+#include <Rocket/Core.h>
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+#include <d3d10.h>
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+#include <d3dx10.h>
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+
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+// For _T unicode/mbcs macro
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+#include <tchar.h>
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+
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+void RenderInterfaceDirectX10::SetContext(void *context)
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+{
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+ m_rocket_context = context;
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+}
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+
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+void RenderInterfaceDirectX10::SetViewport(int width, int height)
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+{
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+ if(this->m_pD3D10Device != NULL)
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+ {
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+ // @TODO Deal with the resize here
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+ }
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+
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+ if(m_rocket_context != NULL)
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+ {
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+ ((Rocket::Core::Context*)m_rocket_context)->SetDimensions(Rocket::Core::Vector2i(width, height));
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+ }
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+}
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+
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+bool RenderInterfaceDirectX10::AttachToNative(void *nativeWindow)
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+{
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+ RECT clientRect;
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+ if(!GetClientRect((HWND) nativeWindow, &clientRect))
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+ {
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+ // if we can't lookup the client rect, abort, something is seriously wrong
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+ return false;
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+ }
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+ int width = clientRect.right - clientRect.left;
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+ int height = clientRect.bottom - clientRect.top;
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+
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+ //put the device into debug if we are in a debug build
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+ UINT createDeviceFlags=0;
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+#ifdef _DEBUG
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+ createDeviceFlags|=D3D10_CREATE_DEVICE_DEBUG;
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+#endif
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+
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+ //Setup swap chain
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+ DXGI_SWAP_CHAIN_DESC sd;
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+ ZeroMemory( &sd, sizeof( sd ) );
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+ sd.BufferCount=1;
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+ sd.OutputWindow = (HWND) nativeWindow;
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+ sd.Windowed = TRUE;
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+ sd.SampleDesc.Count = 1;
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+ sd.SampleDesc.Quality = 0;
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+ sd.BufferDesc.Width = width;
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+ sd.BufferDesc.Height = height;
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+ sd.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
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+ sd.BufferDesc.RefreshRate.Numerator = 60;
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+ sd.BufferDesc.RefreshRate.Denominator = 1;
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+ sd.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
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+
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+ //Create device and swapchain
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+ if (FAILED(D3D10CreateDeviceAndSwapChain(NULL, D3D10_DRIVER_TYPE_HARDWARE, NULL, createDeviceFlags, D3D10_SDK_VERSION, &sd, &this->m_pSwapChain, &this->m_pD3D10Device)))
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+ {
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+ if(MessageBox(NULL, _T("D3D10CreateDeviceAndSwapChain failed for D3D10_DRIVER_TYPE_HARDWARE.\r\n\r\nWould you like to try the reference renderer, this will be very slow!"), _T("Could not intialized DirectX 10"), MB_OKCANCEL|MB_ICONERROR) == IDOK)
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+ {
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+ if (FAILED(D3D10CreateDeviceAndSwapChain(NULL, D3D10_DRIVER_TYPE_REFERENCE, NULL, createDeviceFlags, D3D10_SDK_VERSION, &sd, &this->m_pSwapChain, &this->m_pD3D10Device)))
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+ {
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+ MessageBox(NULL, _T("D3D10CreateDeviceAndSwapChain failed for D3D10_DRIVER_TYPE_REFERENCE, giving up."), _T("Could not intialized DirectX 10"), MB_OK|MB_ICONERROR);
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+ return false;
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+ }
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+ }
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+ else
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+ {
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+ return false;
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+ }
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+ }
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+
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+ //Create Render Target
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+ ID3D10Texture2D *pBackBuffer;
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+ if ( FAILED (this->m_pSwapChain->GetBuffer(0, __uuidof(ID3D10Texture2D),(void**)&pBackBuffer)))
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+ {
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+ MessageBox(NULL, _T("SwapChain->GetBuffer failed."), _T("Could not intialized DirectX 10"), MB_OK|MB_ICONERROR);
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+ return false;
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+ }
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+ if (FAILED(this->m_pD3D10Device->CreateRenderTargetView( pBackBuffer, NULL, &this->m_pRenderTargetView )))
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+ {
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+ pBackBuffer->Release();
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+ MessageBox(NULL, _T("D3D10Device->CreateRenderTargetView failed."), _T("Could not intialized DirectX 10"), MB_OK|MB_ICONERROR);
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+ return false;
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+ }
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+ pBackBuffer->Release();
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+
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+ this->m_pD3D10Device->OMSetRenderTargets(1,&this->m_pRenderTargetView,NULL);
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+
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+ D3D10_VIEWPORT vp;
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+ vp.Width = width;
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+ vp.Height = height;
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+ vp.MinDepth = 0.0f;
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+ vp.MaxDepth = 1.0f;
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+ vp.TopLeftX = 0;
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+ vp.TopLeftY = 0;
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+ this->m_pD3D10Device->RSSetViewports( 1, &vp );
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+
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+ setupEffect();
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+
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+ //Create our view and projection matrix
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+ D3DXMatrixOrthoOffCenterLH(&this->m_matProjection, 0, width, height, 0, -1, 1);
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+ m_pProjectionMatrixVariable->SetMatrix((float*)this->m_matProjection);
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+
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+ //Create scissor raster states
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+ D3D10_RASTERIZER_DESC rasterDesc;
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+ rasterDesc.FillMode=D3D10_FILL_SOLID;
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+ rasterDesc.CullMode=D3D10_CULL_NONE;
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+ rasterDesc.ScissorEnable=TRUE;
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+ rasterDesc.FrontCounterClockwise=TRUE;
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+ if (FAILED(this->m_pD3D10Device->CreateRasterizerState(&rasterDesc, &this->m_pScissorTestEnable)))
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+ {
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+ Rocket::Core::Log::Message(Rocket::Core::Log::LT_ERROR, "Can't create Raster State - ScissorEnable");
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+ }
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+
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+ rasterDesc.ScissorEnable=FALSE;
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+ if (FAILED(this->m_pD3D10Device->CreateRasterizerState(&rasterDesc, &this->m_pScissorTestDisable)))
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+ {
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+ Rocket::Core::Log::Message(Rocket::Core::Log::LT_ERROR, "Can't create Raster State - ScissorDisable");
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+ }
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+
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+ return true;
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+}
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+
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+void RenderInterfaceDirectX10::DetachFromNative()
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+{
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+ if (this->m_pD3D10Device != NULL)
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+ {
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+ this->m_pD3D10Device->ClearState();
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+ this->m_pD3D10Device = NULL;
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+ }
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+ if (this->m_pRenderTargetView != NULL)
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+ {
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+ this->m_pRenderTargetView->Release();
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+ this->m_pRenderTargetView = NULL;
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+ }
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+ if (this->m_pSwapChain != NULL)
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+ {
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+ this->m_pSwapChain->Release();
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+ this->m_pSwapChain = NULL;
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+ }
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+ if (this->m_pD3D10Device != NULL)
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+ {
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+ this->m_pD3D10Device->Release();
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+ this->m_pD3D10Device = NULL;
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+ }
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+
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+}
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+
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+void RenderInterfaceDirectX10::PrepareRenderBuffer()
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+{
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+ if(this->m_pD3D10Device == NULL)
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+ {
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+ return;
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+ }
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+
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+ float ClearColor[4] = { 0.0f, 0.125f, 0.3f, 1.0f };
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+ this->m_pD3D10Device->ClearRenderTargetView(this->m_pRenderTargetView, ClearColor);
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+}
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+
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+void RenderInterfaceDirectX10::PresentRenderBuffer()
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+{
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+ if(this->m_pSwapChain == NULL)
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+ {
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+ return;
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+ }
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+
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+ this->m_pSwapChain->Present(0, 0);
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+}
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David Wimsey