From 5a079a2d114f96d4847d1ee305d5b7c16eeec50e Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Sat, 27 Dec 2025 12:03:39 -0800
Subject: Initial commit

---
 .../direct3d12/SDL_shaders_d3d12_xboxseries.cpp    | 133 +++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 contrib/SDL-3.2.8/src/render/direct3d12/SDL_shaders_d3d12_xboxseries.cpp

(limited to 'contrib/SDL-3.2.8/src/render/direct3d12/SDL_shaders_d3d12_xboxseries.cpp')

diff --git a/contrib/SDL-3.2.8/src/render/direct3d12/SDL_shaders_d3d12_xboxseries.cpp b/contrib/SDL-3.2.8/src/render/direct3d12/SDL_shaders_d3d12_xboxseries.cpp
new file mode 100644
index 0000000..6c1c037
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/render/direct3d12/SDL_shaders_d3d12_xboxseries.cpp
@@ -0,0 +1,133 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 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"
+
+#if defined(SDL_VIDEO_RENDER_D3D12) && defined(SDL_PLATFORM_XBOXSERIES)
+
+#include <SDL3/SDL_stdinc.h>
+
+#include "../../core/windows/SDL_windows.h"
+#include "../../video/directx/SDL_d3d12.h"
+
+#include "SDL_shaders_d3d12.h"
+
+#define SDL_COMPOSE_ERROR(str) SDL_STRINGIFY_ARG(__FUNCTION__) ", " str
+
+
+// Shader blob headers are generated with a pre-build step using compile_shaders_xbox.bat
+
+#define g_main D3D12_PixelShader_Colors
+#include "D3D12_PixelShader_Colors_Series.h"
+#undef g_main
+
+#define g_main D3D12_PixelShader_Textures
+#include "D3D12_PixelShader_Textures_Series.h"
+#undef g_main
+
+#define g_main D3D12_PixelShader_Advanced
+#include "D3D12_PixelShader_Advanced_Series.h"
+#undef g_main
+
+
+#define g_mainColor D3D12_VertexShader_Colors
+#include "D3D12_VertexShader_Color_Series.h"
+#undef g_mainColor
+
+#define g_mainTexture D3D12_VertexShader_Textures
+#include "D3D12_VertexShader_Texture_Series.h"
+#undef g_mainTexture
+
+#define g_mainAdvanced D3D12_VertexShader_Advanced
+#include "D3D12_VertexShader_Advanced_Series.h"
+#undef g_mainAdvanced
+
+
+#define g_ColorRS D3D12_RootSig_Color
+#include "D3D12_RootSig_Color_Series.h"
+#undef g_ColorRS
+
+#define g_TextureRS D3D12_RootSig_Texture
+#include "D3D12_RootSig_Texture_Series.h"
+#undef g_TextureRS
+
+#define g_AdvancedRS D3D12_RootSig_Advanced
+#include "D3D12_RootSig_Advanced_Series.h"
+#undef g_AdvancedRS
+
+
+static struct
+{
+    const void *ps_shader_data;
+    SIZE_T ps_shader_size;
+    const void *vs_shader_data;
+    SIZE_T vs_shader_size;
+    D3D12_RootSignature root_sig;
+} D3D12_shaders[NUM_SHADERS] = {
+    { D3D12_PixelShader_Colors, sizeof(D3D12_PixelShader_Colors),
+      D3D12_VertexShader_Colors, sizeof(D3D12_VertexShader_Colors),
+      ROOTSIG_COLOR },
+    { D3D12_PixelShader_Textures, sizeof(D3D12_PixelShader_Textures),
+      D3D12_VertexShader_Textures, sizeof(D3D12_VertexShader_Textures),
+      ROOTSIG_TEXTURE },
+    { D3D12_PixelShader_Advanced, sizeof(D3D12_PixelShader_Advanced),
+      D3D12_VertexShader_Advanced, sizeof(D3D12_VertexShader_Advanced),
+      ROOTSIG_ADVANCED },
+};
+
+static struct
+{
+    const void *rs_shader_data;
+    SIZE_T rs_shader_size;
+} D3D12_rootsigs[NUM_ROOTSIGS] = {
+    { D3D12_RootSig_Color, sizeof(D3D12_RootSig_Color) },
+    { D3D12_RootSig_Texture, sizeof(D3D12_RootSig_Texture) },
+    { D3D12_RootSig_Advanced, sizeof(D3D12_RootSig_Advanced) },
+};
+
+extern "C"
+void D3D12_GetVertexShader(D3D12_Shader shader, D3D12_SHADER_BYTECODE *outBytecode)
+{
+    outBytecode->pShaderBytecode = D3D12_shaders[shader].vs_shader_data;
+    outBytecode->BytecodeLength = D3D12_shaders[shader].vs_shader_size;
+}
+
+extern "C"
+void D3D12_GetPixelShader(D3D12_Shader shader, D3D12_SHADER_BYTECODE *outBytecode)
+{
+    outBytecode->pShaderBytecode = D3D12_shaders[shader].ps_shader_data;
+    outBytecode->BytecodeLength = D3D12_shaders[shader].ps_shader_size;
+}
+
+extern "C"
+D3D12_RootSignature D3D12_GetRootSignatureType(D3D12_Shader shader)
+{
+    return D3D12_shaders[shader].root_sig;
+}
+
+extern "C"
+void D3D12_GetRootSignatureData(D3D12_RootSignature rootSig, D3D12_SHADER_BYTECODE *outBytecode)
+{
+    outBytecode->pShaderBytecode = D3D12_rootsigs[rootSig].rs_shader_data;
+    outBytecode->BytecodeLength = D3D12_rootsigs[rootSig].rs_shader_size;
+}
+
+#endif // SDL_VIDEO_RENDER_D3D12 && SDL_PLATFORM_XBOXSERIES
+
-- 
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