| /************************************************************************** |
| * |
| * Copyright 2010 Luca Barbieri |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial |
| * portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
| * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| #include "d3d11app.h" |
| #include "d3d11u.h" |
| #include "d3d11tex.hlsl.ps.h" |
| #include "d3d11tex.hlsl.vs.h" |
| #include "../data/cornell_box_image.h" |
| #include "../data/tux_image.h" |
| |
| struct d3d11tex : public d3d11_application |
| { |
| ID3D11PixelShader* ps; |
| ID3D11VertexShader* vs; |
| mesh* quad; |
| ID3D11ShaderResourceView* srv[2]; |
| ID3D11SamplerState* samp[2]; |
| |
| virtual bool init(ID3D11Device* dev, int argc, char** argv) |
| { |
| ensure(dev->CreatePixelShader(g_ps, sizeof(g_ps), NULL, &ps)); |
| ensure(dev->CreateVertexShader(g_vs, sizeof(g_vs), NULL, &vs)); |
| |
| quad = create_tex_quad(dev, g_vs, sizeof(g_vs)); |
| |
| D3D11_TEXTURE2D_DESC texd; |
| memset(&texd, 0, sizeof(texd)); |
| texd.BindFlags = D3D11_BIND_SHADER_RESOURCE; |
| texd.Usage = D3D11_USAGE_IMMUTABLE; |
| texd.SampleDesc.Count = 1; |
| texd.Format = DXGI_FORMAT_R8G8B8A8_UNORM; |
| texd.Width = 32; |
| texd.Height = 32; |
| texd.ArraySize = 1; |
| texd.MipLevels = 1; |
| |
| D3D11_SUBRESOURCE_DATA texsd; |
| texsd.SysMemPitch = 32 * 4; |
| texsd.SysMemSlicePitch = 32 * 32 * 4; |
| |
| ID3D11Texture2D* tex; |
| |
| texsd.pSysMem = g_cornell_box_image; |
| ensure(dev->CreateTexture2D(&texd, &texsd, &tex)); |
| ensure(dev->CreateShaderResourceView(tex, 0, &srv[0])); |
| tex->Release(); |
| |
| texsd.pSysMem = g_tux_image; |
| ensure(dev->CreateTexture2D(&texd, &texsd, &tex)); |
| ensure(dev->CreateShaderResourceView(tex, 0, &srv[1])); |
| tex->Release(); |
| |
| D3D11_SAMPLER_DESC sampd; |
| memset(&sampd, 0, sizeof(sampd)); |
| sampd.AddressU = D3D11_TEXTURE_ADDRESS_WRAP; |
| sampd.AddressV = D3D11_TEXTURE_ADDRESS_WRAP; |
| sampd.AddressW = D3D11_TEXTURE_ADDRESS_WRAP; |
| sampd.MinLOD = -FLT_MAX; |
| sampd.MaxLOD = FLT_MAX; |
| |
| sampd.Filter = D3D11_FILTER_MIN_MAG_MIP_POINT; |
| dev->CreateSamplerState(&sampd, &samp[0]); |
| |
| sampd.Filter = D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT; |
| dev->CreateSamplerState(&sampd, &samp[1]); |
| return true; |
| } |
| |
| virtual void draw(ID3D11DeviceContext* ctx, ID3D11RenderTargetView* rtv, unsigned width, unsigned height, double time) |
| { |
| D3D11_VIEWPORT vp; |
| memset(&vp, 0, sizeof(vp)); |
| vp.Width = (float)width; |
| vp.Height = (float)height; |
| vp.MaxDepth = 1.0f; |
| |
| ctx->OMSetRenderTargets(1, &rtv, 0); |
| ctx->RSSetViewports(1, &vp); |
| |
| ctx->VSSetShader(vs, NULL, 0); |
| ctx->PSSetShader(ps, NULL, 0); |
| |
| ctx->PSSetShaderResources(0, 2, srv); |
| ctx->PSSetSamplers(0, 2, samp); |
| |
| quad->bind_and_draw(ctx); |
| } |
| }; |
| |
| d3d11_application* d3d11_application_create() |
| { |
| return new d3d11tex(); |
| } |