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RenderTargetCubeArray for Shadow Maps

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This commit is contained in:
Raildex 2020-07-26 16:15:35 +02:00
parent f3d8b9130c
commit b477a57831
11 changed files with 136 additions and 16 deletions
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76
TR5Main/Renderer/RenderTargetCubeArray/RenderTargetCubeArray.cpp Normal file
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#include "framework.h"
#include "RenderTargetCubeArray.h"
#include "Utils.h"
namespace T5M::Renderer {
RenderTargetCubeArray::RenderTargetCubeArray(ID3D11Device* device, size_t resolution, size_t numCubes, DXGI_FORMAT colorFormat,DXGI_FORMAT depthFormat) : numCubes(numCubes), resolution(resolution), viewport(CreateViewport(resolution)) {
D3D11_TEXTURE2D_DESC desc = {};
desc.ArraySize = numCubes*6;
desc.Height = resolution;
desc.Width = resolution;
desc.MiscFlags = D3D11_RESOURCE_MISC_TEXTURECUBE;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.CPUAccessFlags = 0x0;
desc.SampleDesc.Count = 1;
desc.MipLevels = 1;
desc.Format = colorFormat;
desc.BindFlags = D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET;
desc.SampleDesc.Quality = 0;
HRESULT res = device->CreateTexture2D(&desc, nullptr, Texture.GetAddressOf());
Utils::throwIfFailed(res);
D3D11_RENDER_TARGET_VIEW_DESC viewDesc = {};
viewDesc.Format = desc.Format;
viewDesc.Texture2DArray.ArraySize = 1;
viewDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2DARRAY;
RenderTargetView.resize(numCubes);
for(int i = 0; i < numCubes - 1; i++)
for(int j = 0; j < 6; j++){
viewDesc.Texture2DArray.FirstArraySlice = D3D11CalcSubresource(0, i*numCubes+j, 1);
res = device->CreateRenderTargetView(Texture.Get(), &viewDesc, RenderTargetView[i][j].GetAddressOf());
Utils::throwIfFailed(res);
}
D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc = {};
srvDesc.Format = colorFormat;
srvDesc.TextureCubeArray.NumCubes = numCubes;
srvDesc.TextureCubeArray.First2DArrayFace = 0;
srvDesc.TextureCubeArray.MipLevels = 1;
srvDesc.TextureCubeArray.MostDetailedMip = 0;
srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURECUBEARRAY;
res = device->CreateShaderResourceView(Texture.Get(), &srvDesc,ShaderResourceView.GetAddressOf());
Utils::throwIfFailed(res);
D3D11_TEXTURE2D_DESC depthTexDesc = {};
depthTexDesc.Width = resolution;
depthTexDesc.Height = resolution;
depthTexDesc.MipLevels = 1;
depthTexDesc.ArraySize = numCubes*6;
depthTexDesc.SampleDesc.Count = 1;
depthTexDesc.SampleDesc.Quality = 0;
depthTexDesc.Format = depthFormat;
depthTexDesc.Usage = D3D11_USAGE_DEFAULT;
depthTexDesc.BindFlags = D3D11_BIND_DEPTH_STENCIL;
depthTexDesc.CPUAccessFlags = 0;
depthTexDesc.MiscFlags = D3D11_RESOURCE_MISC_TEXTURECUBE;
res = device->CreateTexture2D(&depthTexDesc, NULL, DepthStencilTexture.GetAddressOf());
Utils::throwIfFailed(res);
D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc = {};
dsvDesc.Format = depthTexDesc.Format;
dsvDesc.Flags = 0;
dsvDesc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2DARRAY;
dsvDesc.Texture2DArray.ArraySize = 1;
DepthStencilView.resize(numCubes);
for(int i = 0; i < numCubes - 1; i++)
for(int j = 0; j < 6; j++){
dsvDesc.Texture2DArray.FirstArraySlice = D3D11CalcSubresource(0, i * numCubes + j, 1);
res = device->CreateDepthStencilView(DepthStencilTexture.Get(), &dsvDesc, DepthStencilView[i][j].GetAddressOf());
Utils::throwIfFailed(res);
}
}
RenderTargetCubeArray::RenderTargetCubeArray() : resolution(0), viewport(CreateViewport(resolution)),numCubes(0) {
}
}