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baldurk
856c838def
* In a previous update in 2021 many copyright ranges were truncated accidentally, and some files have been copy-pasted with wrong years. These dates have been fixed based on git history and original copyright messages.
123 lines
4.0 KiB
C++
123 lines
4.0 KiB
C++
/******************************************************************************
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* The MIT License (MIT)
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*
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* Copyright (c) 2018-2026 Baldur Karlsson
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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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#include "d3d11_test.h"
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RD_TEST(D3D11_Mip_RTV, D3D11GraphicsTest)
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{
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static constexpr const char *Description = "Test rendering into RTV mip levels";
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std::string pixel = R"EOSHADER(
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cbuffer consts : register(b0)
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{
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float4 col;
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};
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float4 main() : SV_Target0
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{
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return col;
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}
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)EOSHADER";
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int main()
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{
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// initialise, create window, create device, etc
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if(!Init())
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return 3;
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ID3DBlobPtr vsblob = Compile(D3DFullscreenQuadVertex, "main", "vs_5_0");
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ID3DBlobPtr psblob = Compile(pixel, "main", "ps_5_0");
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ID3D11VertexShaderPtr vs = CreateVS(vsblob);
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ID3D11PixelShaderPtr ps = CreatePS(psblob);
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ID3D11Texture2DPtr rt = MakeTexture(DXGI_FORMAT_R8G8B8A8_UNORM, 1024, 1024).RTV().Mips(6);
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ID3D11RenderTargetViewPtr rtv[4] = {
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MakeRTV(rt).FirstMip(0),
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MakeRTV(rt).FirstMip(1),
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MakeRTV(rt).FirstMip(2),
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MakeRTV(rt).FirstMip(3),
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};
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Vec4f col;
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ID3D11BufferPtr cb = MakeBuffer().Constant().Size(sizeof(Vec4f));
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D3D11_VIEWPORT view0 = {0.0f, 0.0f, (float)1024.0f, (float)1024.0f, 0.0f, 1.0f};
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D3D11_VIEWPORT view1 = {0.0f, 0.0f, (float)512.0f, (float)512.0f, 0.0f, 1.0f};
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D3D11_VIEWPORT view2 = {0.0f, 0.0f, (float)256.0f, (float)256.0f, 0.0f, 1.0f};
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D3D11_VIEWPORT view3 = {0.0f, 0.0f, (float)128.0f, (float)128.0f, 0.0f, 1.0f};
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while(Running())
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{
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ClearRenderTargetView(bbRTV, {0.2f, 0.2f, 0.2f, 1.0f});
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for(int i = 0; i < 4; i++)
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ClearRenderTargetView(rtv[i], {0.2f, 0.2f, 0.2f, 1.0f});
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ctx->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
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ctx->VSSetShader(vs, NULL, 0);
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ctx->PSSetShader(ps, NULL, 0);
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ctx->PSSetConstantBuffers(0, 1, &cb.GetInterfacePtr());
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col = Vec4f(1.0f, 0.0f, 0.0f, 1.0f);
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ctx->UpdateSubresource(cb, 0, NULL, &col, sizeof(col), sizeof(col));
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ctx->RSSetViewports(1, &view0);
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ctx->OMSetRenderTargets(1, &rtv[0].GetInterfacePtr(), NULL);
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ctx->Draw(4, 0);
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col = Vec4f(0.0f, 1.0f, 0.0f, 1.0f);
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ctx->UpdateSubresource(cb, 0, NULL, &col, sizeof(col), sizeof(col));
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ctx->RSSetViewports(1, &view1);
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ctx->OMSetRenderTargets(1, &rtv[1].GetInterfacePtr(), NULL);
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ctx->Draw(4, 0);
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col = Vec4f(0.0f, 0.0f, 1.0f, 1.0f);
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ctx->UpdateSubresource(cb, 0, NULL, &col, sizeof(col), sizeof(col));
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ctx->RSSetViewports(1, &view2);
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ctx->OMSetRenderTargets(1, &rtv[2].GetInterfacePtr(), NULL);
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ctx->Draw(4, 0);
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col = Vec4f(1.0f, 0.0f, 1.0f, 1.0f);
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ctx->UpdateSubresource(cb, 0, NULL, &col, sizeof(col), sizeof(col));
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ctx->RSSetViewports(1, &view3);
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ctx->OMSetRenderTargets(1, &rtv[3].GetInterfacePtr(), NULL);
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ctx->Draw(4, 0);
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Present();
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}
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return 0;
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}
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};
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REGISTER_TEST();
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