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/*
Vita Development Suite Libraries
*/
#ifndef _VDSUITE_KERNEL_DISPLAY_H
#define _VDSUITE_KERNEL_DISPLAY_H
#include_next <display.h>
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* Extended framebuffer information
*/
typedef struct SceDisplayFrameBufInfo {
SceSize size; //!< sizeof(SceDisplayFrameBufInfo)
SceUID pid; //!< PID of the process owning this framebuffer
unsigned int vblankcount; //!< Amount of VBlanks this framebuffer has been displayed
uintptr_t paddr; //!< Physical address
SceDisplayFrameBuf framebuf; //!< SceDisplayFrameBuf information
unsigned int resolution; //!< Resolution
} SceDisplayFrameBufInfo;
/**
* Set/Update framebuffer parameters for display
*
* @param[in] head - Use 0 for OLED/LCD and 1 for HDMI
* @param[in] index - Can be 0 or 1
* @param[in] pParam - Pointer to a ::SceDisplayFrameBuf structure.
* @param[in] sync - One of ::DisplaySetBufSync
*
* @return 0 on success, < 0 on error.
* @note - If NULL is provided as pParam pointer, output is blacked out.
*/
int sceDisplaySetFrameBufInternal(int head, int index, const SceDisplayFrameBuf *pParam, int sync);
/**
* Get the configured framebuffer information of a head and its framebuffer index for a PID
*
* @param[in] pid - PID of the process to get the framebuffer information from.
* It can either be a vallid PID, -1 to use the current configured
* framebuffer for the head and index, or 0 to use the PID of the caller.
* @param[in] head - Use 0 for OLED/LCD and 1 for HDMI
* @param[in] index - Can be 0 or 1
* @param[out] info - Pointer to a ::SceDisplayFrameBufInfo structure
* which will receive the framebuffer information.
*
* @return 0 on success, < 0 on error.
*/
int sceDisplayGetProcFrameBufInternal(SceUID pid, int head, int index, SceDisplayFrameBufInfo *info);
/**
* Get maximum framebuffer resolution
*
* @param[out] width - Maximum width
* @param[out] height - Maximum height
*
* @return 0 on success, < 0 on error.
*/
int sceDisplayGetMaximumFrameBufResolution(int *width, int *height);
/**
* Primary display index
*/
int sceDisplayGetPrimaryHead(void);
/**
* Number of vertical blank pulses up to now for a display
*
* @param[in] display - Display index
*/
int sceDisplayGetVcountInternal(int display);
/**
* Wait for vertical blank start for display
*
* @param[in] display - Display index
*/
int sceDisplayWaitVblankStartInternal(int display);
/**
* Wait for vertical blank start with callback for display
*
* @param[in] display - Display index
*/
int sceDisplayWaitVblankStartCBInternal(int display);
/**
* Wait for vertical blank start after specified number of vertical periods for display
*
* @param[in] display - Display index
* @param[in] vcount - Number of vertical periods before waiting for vertical blank start
*/
int sceDisplayWaitVblankStartMultiInternal(int display, unsigned int vcount);
/**
* Wait for vertical blank start with callback after specified number of vertical periods for display
*
* @param[in] display - Display index
* @param[in] vcount - Number of vertical periods before waiting for vertical blank start
*/
int sceDisplayWaitVblankStartMultiCBInternal(int display, unsigned int vcount);
/**
* Register callback to be used at each vertical blank start for a display
*
* @param[in] display - Display index
* @param[in] uid - Callback UID
*/
int sceDisplayRegisterVblankStartCallbackInternal(int display, SceUID uid);
/**
* Unregister callback used at each vertical blank start for a display
*
* @param[in] display - Display index
* @param[in] uid - Callback UID
*/
int sceDisplayUnregisterVblankStartCallbackInternal(int display, SceUID uid);
/**
* Register callback to be used when the framebuffer changes
*
* @param[in] uid - Callback UID
*/
int sceDisplayRegisterFrameBufCallback(SceUID uid);
/**
* Register callback to be used when the framebuffer changes for a display
*
* @param[in] display - Display index
* @param[in] uid - Callback UID
*/
int sceDisplayRegisterFrameBufCallbackInternal(int display, SceUID uid);
/**
* Enable/disable color inversion for a display.
*
* @param[in] display - Display index
* @param[in] enable - Enable/disable color inversion
*/
int sceDisplaySetInvertColors(int display, int enable);
/**
* Set display plane owner
*
* @param[in] head - Use 0 for OLED/LCD and 1 for HDMI
* @param[in] index - Can be 0 or 1
* @param[in] pid - PID of the new owner
*
* @return 0 on success, < 0 on error.
*/
int sceDisplaySetOwner(int head, int index, SceUID pid);
/**
* Set display scaling configuration
*
* @param[in] scale - Scaling factor between 0.80000001 and 1.20000005
* @param[in] head - Use 0 for OLED/LCD and 1 for HDMI
* @param[in] index - Can be 0 or 1
* @param[in] flags - Returns error if ((flags & 1) && (flags & 0xC0))
*
* @return 0 on success, < 0 on error.
*/
int sceDisplaySetScaleConf(float scale, int head, int index, int flags);
#ifdef __cplusplus
}
#endif
#endif /* _VDSUITE_KERNEL_DISPLAY_H */
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