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Added SDL_PremultiplyAlpha() to premultiply alpha on a block of SDL_PIXELFORMAT_ARGB8888 pixels

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This commit is contained in:
Sam Lantinga
2021-11-21 12:18:10 -08:00
parent 49369142bd
commit c97b721868
9 changed files with 109 additions and 34 deletions
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1
src/dynapi/SDL_dynapi_overrides.h
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@@ -854,3 +854,4 @@
#define SDL_GameControllerHasRumble SDL_GameControllerHasRumble_REAL
#define SDL_GameControllerHasRumbleTriggers SDL_GameControllerHasRumbleTriggers_REAL
#define SDL_hid_ble_scan SDL_hid_ble_scan_REAL
#define SDL_PremultiplyAlpha SDL_PremultiplyAlpha_REAL

1
src/dynapi/SDL_dynapi_procs.h
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@@ -923,3 +923,4 @@ SDL_DYNAPI_PROC(SDL_bool,SDL_JoystickHasRumbleTriggers,(SDL_Joystick *a),(a),ret
SDL_DYNAPI_PROC(SDL_bool,SDL_GameControllerHasRumble,(SDL_GameController *a),(a),return)
SDL_DYNAPI_PROC(SDL_bool,SDL_GameControllerHasRumbleTriggers,(SDL_GameController *a),(a),return)
SDL_DYNAPI_PROC(void,SDL_hid_ble_scan,(SDL_bool a),(a),)
SDL_DYNAPI_PROC(int,SDL_PremultiplyAlpha,(int a, int b, Uint32 c, const void *d, int e, Uint32 f, void *g, int h),(a,b,c,d,e,f,g,h),return)