haiku/headers/os/add-ons/graphics/GraphicsCard.h

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/*
* Copyright 2009, Haiku, Inc. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _GRAPHICS_CARD_H
#define _GRAPHICS_CARD_H
#include <GraphicsDefs.h>
/* #pragma mark - command constants */
enum {
B_OPEN_GRAPHICS_CARD,
B_CLOSE_GRAPHICS_CARD,
B_GET_GRAPHICS_CARD_INFO,
B_GET_GRAPHICS_CARD_HOOKS,
B_SET_INDEXED_COLOR,
B_GET_SCREEN_SPACES,
B_CONFIG_GRAPHICS_CARD,
B_GET_REFRESH_RATES,
B_SET_SCREEN_GAMMA,
B_GET_INFO_FOR_CLONE_SIZE,
B_GET_INFO_FOR_CLONE,
B_SET_CLONED_GRAPHICS_CARD,
B_CLOSE_CLONED_GRAPHICS_CARD,
B_PROPOSE_FRAME_BUFFER,
B_SET_FRAME_BUFFER,
B_SET_DISPLAY_AREA,
B_MOVE_DISPLAY_AREA
};
/* #pragma mark - optional flags */
enum {
B_CRT_CONTROL = 0x0001,
B_GAMMA_CONTROL = 0x0002,
B_FRAME_BUFFER_CONTROL = 0x0004,
B_PARALLEL_BUFFER_ACCESS = 0x0008,
B_LAME_ASS_CARD = 0x0010
};
/* #pragma mark - structures */
typedef struct {
int16 version;
int16 id;
void* frame_buffer;
char rgba_order[4];
int16 flags;
int16 bits_per_pixel;
int16 bytes_per_row;
int16 width;
int16 height;
} graphics_card_info;
typedef struct {
int32 index;
rgb_color color;
} indexed_color;
typedef struct {
uint32 space;
float refresh_rate;
uchar h_position;
uchar v_position;
uchar h_size;
uchar v_size;
} graphics_card_config;
typedef struct {
float min;
float max;
float current;
} refresh_rate_info;
typedef struct {
void* screen_base;
void* io_base;
uint32 vendor_id;
uint32 device_id;
uint32 _reserved1_;
uint32 _reserved2_;
} graphics_card_spec;
typedef struct {
int16 x1;
int16 y1;
int16 x2;
int16 y2;
rgb_color color;
} rgb_color_line;
typedef struct {
int16 x1;
int16 y1;
int16 x2;
int16 y2;
uchar color;
} indexed_color_line;
typedef struct {
int16 bits_per_pixel;
int16 bytes_per_row;
int16 width;
int16 height;
int16 display_width;
int16 display_height;
int16 display_x;
int16 display_y;
} frame_buffer_info;
typedef struct {
uchar red[256];
uchar green[256];
uchar blue[256];
} screen_gamma;
/* #pragma mark - hook function */
typedef void (*graphics_card_hook) ();
#define B_GRAPHICS_HOOK_COUNT 48
#ifdef __cplusplus
extern "C" {
#endif
int32 control_graphics_card(uint32, void*);
#ifdef __cplusplus
}
#endif
/* #pragma mark - debugging functions */
#ifdef __cplusplus
extern "C" {
#endif
void dprintf(const char *format, ...);
bool set_dprintf_enabled(bool);
/* returns old enable flag */
#ifdef __cplusplus
}
#endif
/* #pragma mark - deprecated */
#define B_HOOK_COUNT B_GRAPHICS_HOOK_COUNT
#endif /* _GRAPHICS_CARD_H */