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Removed gamma support since it wasn't widely used and not well supported.

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This commit is contained in:
Sam Lantinga 2011-02-10 11:39:08 -08:00
parent c4f308a1be
commit e0f869b698
24 changed files with 28 additions and 1137 deletions
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49
include/SDL_video.h
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@ -360,55 +360,6 @@ extern DECLSPEC int SDLCALL SDL_GetWindowDisplayMode(SDL_Window * window,
*/
extern DECLSPEC Uint32 SDLCALL SDL_GetWindowPixelFormat(SDL_Window * window);
/**
* \brief Set the gamma correction for each of the color channels on the
* currently selected display.
*
* \return 0 on success, or -1 if setting the gamma isn't supported.
*
* \sa SDL_SetGammaRamp()
*/
extern DECLSPEC int SDLCALL SDL_SetGamma(float red, float green, float blue);
/**
* \brief Set the gamma ramp for the currently selected display.
*
* \param red The translation table for the red channel, or NULL.
* \param green The translation table for the green channel, or NULL.
* \param blue The translation table for the blue channel, or NULL.
*
* \return 0 on success, or -1 if gamma ramps are unsupported.
*
* Set the gamma translation table for the red, green, and blue channels
* of the video hardware. Each table is an array of 256 16-bit quantities,
* representing a mapping between the input and output for that channel.
* The input is the index into the array, and the output is the 16-bit
* gamma value at that index, scaled to the output color precision.
*
* \sa SDL_GetGammaRamp()
*/
extern DECLSPEC int SDLCALL SDL_SetGammaRamp(const Uint16 * red,
const Uint16 * green,
const Uint16 * blue);
/**
* \brief Get the gamma ramp for the currently selected display.
*
* \param red A pointer to a 256 element array of 16-bit quantities to hold
* the translation table for the red channel, or NULL.
* \param green A pointer to a 256 element array of 16-bit quantities to hold
* the translation table for the green channel, or NULL.
* \param blue A pointer to a 256 element array of 16-bit quantities to hold
* the translation table for the blue channel, or NULL.
*
* \return 0 on success, or -1 if gamma ramps are unsupported.
*
* \sa SDL_SetGammaRamp()
*/
extern DECLSPEC int SDLCALL SDL_GetGammaRamp(Uint16 * red, Uint16 * green,
Uint16 * blue);
/**
* \brief Create a window with the specified position, dimensions, and flags.
*