/* * Copyright 2009, Haiku, Inc. All rights reserved. * Distributed under the terms of the MIT License. */ #ifndef _GRAPHICS_CARD_H #define _GRAPHICS_CARD_H #include /* #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 */