Embed the SDL2 libraries into vendor:sdl2

vendor/sdl2/image/sdl_image.odin

@@ -0,0 +1,122 @@
+package sdl2_image
+
+import "core:c"
+import SDL ".."
+
+when ODIN_OS == "windows" do foreign import lib "SDL2_image.lib"
+when ODIN_OS == "linux"   do foreign import lib "system:SDL2_image"
+when ODIN_OS == "darwin"  do foreign import lib "system:SDL2_image"
+when ODIN_OS == "freebsd" do foreign import lib "system:SDL2_image"
+
+bool :: SDL.bool;
+
+MAJOR_VERSION :: 2;
+MINOR_VERSION :: 0;
+PATCHLEVEL    :: 5;
+
+@(default_calling_convention="c", link_prefix="IMG_")
+foreign lib {
+	Linked_Version :: proc() -> ^SDL.version ---
+}
+
+InitFlag :: enum c.int {
+	JPG  = 0,
+	PNG  = 1,
+	TIF  = 2,
+	WEBP = 3,
+}
+
+InitFlags :: distinct bit_set[InitFlag; c.int];
+
+INIT_JPG  :: InitFlags{.JPG};
+INIT_PNG  :: InitFlags{.PNG};
+INIT_TIF  :: InitFlags{.TIF};
+INIT_WEBP :: InitFlags{.WEBP};
+
+/* Animated image support
+   Currently only animated GIFs are supported.
+ */
+Animation :: struct {
+	w, h:   c.int,
+	count:  c.int,
+	frames: [^]^SDL.Surface,
+	delays: [^]c.int,
+}
+
+/* We'll use SDL for reporting errors */
+SetError :: SDL.SetError;
+GetError :: SDL.GetError;
+
+@(default_calling_convention="c", link_prefix="IMG_")
+foreign lib {
+	Init :: proc(flags: InitFlags) -> c.int ---
+	Quit :: proc() ---
+
+	/* Load an image from an SDL data source.
+	   The 'type' may be one of: "BMP", "GIF", "PNG", etc.
+	   If the image format supports a transparent pixel, SDL will set the
+	   colorkey for the surface.  You can enable RLE acceleration on the
+	   surface afterwards by calling:
+	    SDL_SetColorKey(image, SDL_RLEACCEL, image->format->colorkey);
+	 */
+	LoadTyped_RW :: proc(src: ^SDL.RWops, freesrc: bool, type: cstring) -> ^SDL.Surface ---
+	/* Convenience functions */
+	Load    :: proc(file: cstring) -> ^SDL.Surface ---
+	Load_RW :: proc(src: ^SDL.RWops, freesrc: bool) -> ^SDL.Surface ---
+
+	/* Load an image directly into a render texture. */
+	LoadTexture          :: proc(renderer: ^SDL.Renderer, file: cstring) -> ^SDL.Texture ---
+	LoadTexture_RW       :: proc(renderer: ^SDL.Renderer, src: ^SDL.RWops, freesrc: bool) -> ^SDL.Texture ---
+	LoadTextureTyped_RW  :: proc(renderer: ^SDL.Renderer, src: ^SDL.RWops, freesrc: bool, type: cstring) -> ^SDL.Texture ---
+
+	/* Functions to detect a file type, given a seekable source */
+	isICO  :: proc(src: ^SDL.RWops) -> bool ---
+	isCUR  :: proc(src: ^SDL.RWops) -> bool ---
+	isBMP  :: proc(src: ^SDL.RWops) -> bool ---
+	isGIF  :: proc(src: ^SDL.RWops) -> bool ---
+	isJPG  :: proc(src: ^SDL.RWops) -> bool ---
+	isLBM  :: proc(src: ^SDL.RWops) -> bool ---
+	isPCX  :: proc(src: ^SDL.RWops) -> bool ---
+	isPNG  :: proc(src: ^SDL.RWops) -> bool ---
+	isPNM  :: proc(src: ^SDL.RWops) -> bool ---
+	isSVG  :: proc(src: ^SDL.RWops) -> bool ---
+	isTIF  :: proc(src: ^SDL.RWops) -> bool ---
+	isXCF  :: proc(src: ^SDL.RWops) -> bool ---
+	isXPM  :: proc(src: ^SDL.RWops) -> bool ---
+	isXV   :: proc(src: ^SDL.RWops) -> bool ---
+	isWEBP :: proc(src: ^SDL.RWops) -> bool ---
+
+	/* Individual loading functions */
+	LoadICO_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadCUR_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadBMP_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadGIF_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadJPG_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadLBM_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadPCX_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadPNG_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadPNM_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadSVG_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadTGA_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadTIF_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadXCF_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadXPM_RW  :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadXV_RW   :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+	LoadWEBP_RW :: proc(src: ^SDL.RWops) -> ^SDL.Surface ---
+
+	ReadXPMFromArray :: proc(xpm: [^]cstring) -> ^SDL.Surface ---
+
+	/* Individual saving functions */
+	SavePNG    :: proc(surface: ^SDL.Surface, file: cstring) -> c.int ---
+	SavePNG_RW :: proc(surface: ^SDL.Surface, dst: ^SDL.RWops, freedst: bool) -> c.int ---
+	SaveJPG    :: proc(surface: ^SDL.Surface, file: cstring, quality: c.int) -> c.int ---
+	SaveJPG_RW :: proc(surface: ^SDL.Surface, dst: ^SDL.RWops, freedst: bool, quality: c.int) -> c.int ---
+
+	LoadAnimation         :: proc(file: cstring) -> ^Animation ---
+	LoadAnimation_RW      :: proc(src: ^SDL.RWops, freesrc: bool) -> ^Animation ---
+	LoadAnimationTyped_RW :: proc(src: ^SDL.RWops, freesrc: bool, type: cstring) -> ^Animation ---
+	FreeAnimation         :: proc(anim: ^Animation) ---
+
+	/* Individual loading functions */
+	LoadGIFAnimation_RW :: proc(src: ^SDL.RWops) -> ^Animation ---
+}