early-access version 2835

externals/SDL/src/render/direct3d12/SDL_shaders_d3d12.h

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+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2022 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "../../SDL_internal.h"
+
+/* D3D12 shader implementation */
+
+typedef enum {
+    SHADER_SOLID,
+    SHADER_RGB,
+#if SDL_HAVE_YUV
+    SHADER_YUV_JPEG,
+    SHADER_YUV_BT601,
+    SHADER_YUV_BT709,
+    SHADER_NV12_JPEG,
+    SHADER_NV12_BT601,
+    SHADER_NV12_BT709,
+    SHADER_NV21_JPEG,
+    SHADER_NV21_BT601,
+    SHADER_NV21_BT709,
+#endif
+    NUM_SHADERS
+} D3D12_Shader;
+
+typedef enum {
+    ROOTSIG_COLOR,
+    ROOTSIG_TEXTURE,
+#if SDL_HAVE_YUV
+    ROOTSIG_YUV,
+    ROOTSIG_NV,
+#endif
+    NUM_ROOTSIGS
+} D3D12_RootSignature;
+
+extern void D3D12_GetVertexShader(D3D12_Shader shader, D3D12_SHADER_BYTECODE *outBytecode);
+extern void D3D12_GetPixelShader(D3D12_Shader shader, D3D12_SHADER_BYTECODE *outBytecode);
+extern D3D12_RootSignature D3D12_GetRootSignatureType(D3D12_Shader shader);
+extern void D3D12_GetRootSignatureData(D3D12_RootSignature rootSig, D3D12_SHADER_BYTECODE* outBytecode);
+
+/* vi: set ts=4 sw=4 expandtab: */