SDL_internal.h
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/*
Simple DirectMedia Layer
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Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
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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.
*/
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#ifndef SDL_internal_h_
#define SDL_internal_h_
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/* Many of SDL's features require _GNU_SOURCE on various platforms */
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#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
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/* This is for a variable-length array at the end of a struct:
struct x { int y; char z[SDL_VARIABLE_LENGTH_ARRAY]; };
Use this because GCC 2 needs different magic than other compilers. */
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#if (defined(__GNUC__) && (__GNUC__ <= 2)) || defined(__CC_ARM) || defined(__cplusplus)
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#define SDL_VARIABLE_LENGTH_ARRAY 1
#else
#define SDL_VARIABLE_LENGTH_ARRAY
#endif
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#define SDL_MAX_SMALL_ALLOC_STACKSIZE 128
#define SDL_small_alloc(type, count, pisstack) ( (*(pisstack) = ((sizeof(type)*(count)) < SDL_MAX_SMALL_ALLOC_STACKSIZE)), (*(pisstack) ? SDL_stack_alloc(type, count) : (type*)SDL_malloc(sizeof(type)*(count))) )
#define SDL_small_free(ptr, isstack) if ((isstack)) { SDL_stack_free(ptr); } else { SDL_free(ptr); }
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#include "dynapi/SDL_dynapi.h"
#if SDL_DYNAMIC_API
#include "dynapi/SDL_dynapi_overrides.h"
/* force DECLSPEC and SDLCALL off...it's all internal symbols now.
These will have actual #defines during SDL_dynapi.c only */
#define DECLSPEC
#define SDLCALL
#endif
#include "SDL_config.h"
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/* A few #defines to reduce SDL2 footprint.
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Only effective when library is statically linked.
You have to manually edit this file. */
/* Optimized functions from 'SDL_blit_0.c'
- blit with source BitsPerPixel < 8, palette */
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#define SDL_HAVE_BLIT_0 1
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/* Optimized functions from 'SDL_blit_1.c'
- blit with source BytesPerPixel == 1, palette */
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#define SDL_HAVE_BLIT_1 1
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/* Optimized functions from 'SDL_blit_A.c'
- blit with 'SDL_BLENDMODE_BLEND' blending mode */
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#define SDL_HAVE_BLIT_A 1
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/* Optimized functions from 'SDL_blit_N.c'
- blit with COLORKEY mode, or nothing */
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#define SDL_HAVE_BLIT_N 1
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/* Optimized functions from 'SDL_blit_N.c'
- RGB565 conversion with Lookup tables */
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#define SDL_HAVE_BLIT_N_RGB565 1
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/* Optimized functions from 'SDL_blit_AUTO.c'
- blit with modulate color, modulate alpha, any blending mode
- scaling or not */
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#define SDL_HAVE_BLIT_AUTO 1
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/* Run-Length-Encoding
- SDL_SetColorKey() called with SDL_RLEACCEL flag */
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#define SDL_HAVE_RLE 1
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/* Software SDL_Renderer
- creation of software renderer
- *not* general blitting functions
- {blend,draw}{fillrect,line,point} internal functions */
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#define SDL_VIDEO_RENDER_SW 1
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/* YUV formats
- handling of YUV surfaces
- blitting and conversion functions */
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#define SDL_HAVE_YUV 1
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#endif /* SDL_internal_h_ */
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/* vi: set ts=4 sw=4 expandtab: */