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1 files changed, 57 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/video/SDL_pixels_c.h b/contrib/SDL-3.2.8/src/video/SDL_pixels_c.h
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+++ b/contrib/SDL-3.2.8/src/video/SDL_pixels_c.h
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+/*
+  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_pixels_c_h_
+#define SDL_pixels_c_h_
+
+// Useful functions and variables from SDL_pixel.c
+
+#include "SDL_blit.h"
+
+
+// Pixel format functions
+extern bool SDL_CalculateSurfaceSize(SDL_PixelFormat format, int width, int height, size_t *size, size_t *pitch, bool minimalPitch);
+extern SDL_Colorspace SDL_GetDefaultColorspaceForFormat(SDL_PixelFormat pixel_format);
+extern void SDL_QuitPixelFormatDetails(void);
+
+// Colorspace conversion functions
+extern float SDL_sRGBtoLinear(float v);
+extern float SDL_sRGBfromLinear(float v);
+extern float SDL_PQtoNits(float v);
+extern float SDL_PQfromNits(float v);
+extern const float *SDL_GetYCbCRtoRGBConversionMatrix(SDL_Colorspace colorspace, int w, int h, int bits_per_pixel);
+extern const float *SDL_GetColorPrimariesConversionMatrix(SDL_ColorPrimaries src, SDL_ColorPrimaries dst);
+extern void SDL_ConvertColorPrimaries(float *fR, float *fG, float *fB, const float *matrix);
+
+// Blit mapping functions
+extern bool SDL_ValidateMap(SDL_Surface *src, SDL_Surface *dst);
+extern void SDL_InvalidateMap(SDL_BlitMap *map);
+extern bool SDL_MapSurface(SDL_Surface *src, SDL_Surface *dst);
+
+// Miscellaneous functions
+extern void SDL_DitherPalette(SDL_Palette *palette);
+extern Uint8 SDL_FindColor(const SDL_Palette *pal, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
+extern Uint8 SDL_LookupRGBAColor(SDL_HashTable *palette_map, Uint32 pixel, const SDL_Palette *pal);
+extern void SDL_DetectPalette(const SDL_Palette *pal, bool *is_opaque, bool *has_alpha_channel);
+extern SDL_Surface *SDL_DuplicatePixels(int width, int height, SDL_PixelFormat format, SDL_Colorspace colorspace, void *pixels, int pitch);
+
+#endif // SDL_pixels_c_h_