sdl3/generated/lib_sdl_pixels library

Functions

sdlCreatePalette(int ncolors) → Pointer<SdlPalette>

Create a palette structure with the specified number of color entries.

sdlDestroyPalette(Pointer<SdlPalette> palette) → void

Free a palette created with SDL_CreatePalette().

sdlGetMasksForPixelFormat(int format, Pointer<Int32> bpp, Pointer<Uint32> rmask, Pointer<Uint32> gmask, Pointer<Uint32> bmask, Pointer<Uint32> amask) → bool

Convert one of the enumerated pixel formats to a bpp value and RGBA masks.

sdlGetPixelFormatDetails(int format) → Pointer<SdlPixelFormatDetails>

Create an SDL_PixelFormatDetails structure corresponding to a pixel format.

sdlGetPixelFormatForMasks(int bpp, int rmask, int gmask, int bmask, int amask) → int

Convert a bpp value and RGBA masks to an enumerated pixel format.

sdlGetPixelFormatName(int format) → String?

Get the human readable name of a pixel format.

sdlGetRgb(int pixel, Pointer<SdlPixelFormatDetails> format, Pointer<SdlPalette> palette, Pointer<Uint8> r, Pointer<Uint8> g, Pointer<Uint8> b) → void

Get RGB values from a pixel in the specified format.

sdlGetRgba(int pixel, Pointer<SdlPixelFormatDetails> format, Pointer<SdlPalette> palette, Pointer<Uint8> r, Pointer<Uint8> g, Pointer<Uint8> b, Pointer<Uint8> a) → void

Get RGBA values from a pixel in the specified format.

sdlMapRgb(Pointer<SdlPixelFormatDetails> format, Pointer<SdlPalette> palette, int r, int g, int b) → int

Map an RGB triple to an opaque pixel value for a given pixel format.

sdlMapRgba(Pointer<SdlPixelFormatDetails> format, Pointer<SdlPalette> palette, int r, int g, int b, int a) → int

Map an RGBA quadruple to a pixel value for a given pixel format.

sdlSetPaletteColors(Pointer<SdlPalette> palette, Pointer<SdlColor> colors, int firstcolor, int ncolors) → bool

Set a range of colors in a palette.