turanszkij
120 lines
4.7 KiB
C++
120 lines
4.7 KiB
C++
#include "wiDepthTarget.h"
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#include "wiRenderer.h"
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wiDepthTarget::wiDepthTarget()
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{
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texture2D = NULL;
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depthTarget = NULL;
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shaderResource = NULL;
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}
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wiDepthTarget::~wiDepthTarget()
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{
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if(texture2D) texture2D->Release(); texture2D = NULL;
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if(depthTarget) depthTarget->Release(); depthTarget = NULL;
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if(shaderResource) shaderResource->Release(); shaderResource = NULL;
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}
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void wiDepthTarget::Initialize(int width, int height, UINT MSAAC, UINT MSAAQ)
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{
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D3D11_TEXTURE2D_DESC depthBufferDesc;
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ZeroMemory(&depthBufferDesc, sizeof(depthBufferDesc));
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// Set up the description of the depth buffer.
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depthBufferDesc.Width = width;
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depthBufferDesc.Height = height;
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depthBufferDesc.MipLevels = 1;
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depthBufferDesc.ArraySize = 1;
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depthBufferDesc.Format = DXGI_FORMAT_R24G8_TYPELESS;
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depthBufferDesc.SampleDesc.Count = MSAAC;
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depthBufferDesc.SampleDesc.Quality = MSAAQ;
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depthBufferDesc.Usage = D3D11_USAGE_DEFAULT;
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depthBufferDesc.BindFlags = D3D11_BIND_DEPTH_STENCIL | D3D11_BIND_SHADER_RESOURCE;
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depthBufferDesc.CPUAccessFlags = 0;
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depthBufferDesc.MiscFlags = 0;
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HRESULT hr;
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// Create the texture for the depth buffer using the filled out description.
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hr=wiRenderer::graphicsDevice->CreateTexture2D(&depthBufferDesc, nullptr, &texture2D);
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D3D11_DEPTH_STENCIL_VIEW_DESC depthStencilViewDesc;
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ZeroMemory(&depthStencilViewDesc, sizeof(depthStencilViewDesc));
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depthStencilViewDesc.Format = DXGI_FORMAT_D24_UNORM_S8_UINT;
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depthStencilViewDesc.ViewDimension = (MSAAQ==0 ? D3D11_DSV_DIMENSION_TEXTURE2D : D3D11_DSV_DIMENSION_TEXTURE2DMS);
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depthStencilViewDesc.Texture2D.MipSlice = 0;
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depthStencilViewDesc.Flags = 0;
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// Create the depth stencil view.
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hr=wiRenderer::graphicsDevice->CreateDepthStencilView(texture2D, &depthStencilViewDesc, &depthTarget);
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//Create Depth ShaderResource
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D3D11_SHADER_RESOURCE_VIEW_DESC shaderResourceViewDesc;
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ZeroMemory(&shaderResourceViewDesc, sizeof(shaderResourceViewDesc));
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shaderResourceViewDesc.Format = DXGI_FORMAT_R24_UNORM_X8_TYPELESS;
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shaderResourceViewDesc.ViewDimension = (MSAAQ==0 ? D3D11_SRV_DIMENSION_TEXTURE2D : D3D11_SRV_DIMENSION_TEXTURE2DMS);
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shaderResourceViewDesc.Texture2D.MostDetailedMip = 0;
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shaderResourceViewDesc.Texture2D.MipLevels = 1;
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wiRenderer::graphicsDevice->CreateShaderResourceView(texture2D, &shaderResourceViewDesc, &shaderResource);
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}
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void wiDepthTarget::InitializeCube(int size)
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{
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D3D11_TEXTURE2D_DESC depthBufferDesc;
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ZeroMemory(&depthBufferDesc, sizeof(depthBufferDesc));
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// Set up the description of the depth buffer.
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depthBufferDesc.Width = size;
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depthBufferDesc.Height = size;
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depthBufferDesc.MipLevels = 1;
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depthBufferDesc.ArraySize = 6;
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depthBufferDesc.Format = DXGI_FORMAT_R32_TYPELESS;
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depthBufferDesc.SampleDesc.Count = 1;
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depthBufferDesc.SampleDesc.Quality = 0;
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depthBufferDesc.Usage = D3D11_USAGE_DEFAULT;
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depthBufferDesc.BindFlags = D3D11_BIND_DEPTH_STENCIL | D3D11_BIND_SHADER_RESOURCE;
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depthBufferDesc.CPUAccessFlags = 0;
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depthBufferDesc.MiscFlags = D3D11_RESOURCE_MISC_TEXTURECUBE;
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HRESULT hr;
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// Create the texture for the depth buffer using the filled out description.
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hr=wiRenderer::graphicsDevice->CreateTexture2D(&depthBufferDesc, NULL, &texture2D);
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D3D11_DEPTH_STENCIL_VIEW_DESC depthStencilViewDesc;
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ZeroMemory(&depthStencilViewDesc, sizeof(depthStencilViewDesc));
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depthStencilViewDesc.Format = DXGI_FORMAT_D32_FLOAT;
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depthStencilViewDesc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2DARRAY;
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depthStencilViewDesc.Texture2DArray.FirstArraySlice = 0;
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depthStencilViewDesc.Texture2DArray.ArraySize = 6;
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depthStencilViewDesc.Texture2DArray.MipSlice = 0;
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depthStencilViewDesc.Flags = 0;
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// Create the depth stencil view.
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hr=wiRenderer::graphicsDevice->CreateDepthStencilView(texture2D, &depthStencilViewDesc, &depthTarget);
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//Create Depth ShaderResource
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D3D11_SHADER_RESOURCE_VIEW_DESC shaderResourceViewDesc;
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ZeroMemory(&shaderResourceViewDesc, sizeof(shaderResourceViewDesc));
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shaderResourceViewDesc.Format = DXGI_FORMAT_R32_FLOAT;
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shaderResourceViewDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURECUBE;
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shaderResourceViewDesc.Texture2D.MostDetailedMip = 0;
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shaderResourceViewDesc.Texture2D.MipLevels = 1;
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wiRenderer::graphicsDevice->CreateShaderResourceView(texture2D, &shaderResourceViewDesc, &shaderResource);
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}
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void wiDepthTarget::Clear(ID3D11DeviceContext* context)
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{
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context->ClearDepthStencilView( depthTarget, D3D11_CLEAR_DEPTH | D3D11_CLEAR_STENCIL, 1.0f, 0);
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}
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void wiDepthTarget::CopyFrom(const wiDepthTarget& from, ID3D11DeviceContext* context)
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{
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if(shaderResource) shaderResource->Release();
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static D3D11_SHADER_RESOURCE_VIEW_DESC desc;
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from.shaderResource->GetDesc(&desc);
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context->CopyResource(texture2D,from.texture2D);
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HRESULT r = wiRenderer::graphicsDevice->CreateShaderResourceView(texture2D,&desc,&shaderResource);
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}
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