change build system to CMake and use SDL3 for everything

2025-02-24 19:47:40 +01:00
parent e6a5a00dcb
commit 74e0d78a4c
2052 changed files with 981424 additions and 1461 deletions
@@ -0,0 +1,92 @@
+/*
+  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"
+
+#ifndef SDL_surface_c_h_
+#define SDL_surface_c_h_
+
+// Useful functions and variables from SDL_surface.c
+
+#include "SDL_blit.h"
+
+// Surface internal flags
+typedef Uint32 SDL_SurfaceDataFlags;
+
+#define SDL_INTERNAL_SURFACE_DONTFREE   0x00000001u /**< Surface is referenced internally */
+#define SDL_INTERNAL_SURFACE_STACK      0x00000002u /**< Surface is allocated on the stack */
+#define SDL_INTERNAL_SURFACE_RLEACCEL   0x00000004u /**< Surface is RLE encoded */
+
+// Surface internal data definition
+struct SDL_Surface
+{
+    // Public API definition
+    SDL_SurfaceFlags flags;     /**< The flags of the surface, read-only */
+    SDL_PixelFormat format;     /**< The format of the surface, read-only */
+    int w;                      /**< The width of the surface, read-only. */
+    int h;                      /**< The height of the surface, read-only. */
+    int pitch;                  /**< The distance in bytes between rows of pixels, read-only */
+    void *pixels;               /**< A pointer to the pixels of the surface, the pixels are writeable if non-NULL */
+
+    int refcount;               /**< Application reference count, used when freeing surface */
+
+    void *reserved;             /**< Reserved for internal use */
+
+    // Private API definition
+
+    /** flags for this surface */
+    SDL_SurfaceDataFlags internal_flags;
+
+    /** properties for this surface */
+    SDL_PropertiesID props;
+
+    /** detailed format for this surface */
+    const SDL_PixelFormatDetails *fmt;
+
+    /** Pixel colorspace */
+    SDL_Colorspace colorspace;
+
+    /** palette for indexed surfaces */
+    SDL_Palette *palette;
+
+    /** Alternate representation of images */
+    int num_images;
+    SDL_Surface **images;
+
+    /** information needed for surfaces requiring locks */
+    int locked;
+
+    /** clipping information */
+    SDL_Rect clip_rect;
+
+    /** info for fast blit mapping to other surfaces */
+    SDL_BlitMap map;
+};
+
+// Surface functions
+extern bool SDL_SurfaceValid(SDL_Surface *surface);
+extern void SDL_UpdateSurfaceLockFlag(SDL_Surface *surface);
+extern float SDL_GetDefaultSDRWhitePoint(SDL_Colorspace colorspace);
+extern float SDL_GetSurfaceSDRWhitePoint(SDL_Surface *surface, SDL_Colorspace colorspace);
+extern float SDL_GetDefaultHDRHeadroom(SDL_Colorspace colorspace);
+extern float SDL_GetSurfaceHDRHeadroom(SDL_Surface *surface, SDL_Colorspace colorspace);
+extern SDL_Surface *SDL_GetSurfaceImage(SDL_Surface *surface, float display_scale);
+
+#endif // SDL_surface_c_h_