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Diffstat (limited to 'distrib/sdl-1.2.15/src/video/quartz/SDL_QuartzVideo.h')
| -rw-r--r-- | distrib/sdl-1.2.15/src/video/quartz/SDL_QuartzVideo.h | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/quartz/SDL_QuartzVideo.h b/distrib/sdl-1.2.15/src/video/quartz/SDL_QuartzVideo.h new file mode 100644 index 0000000..d00e496 --- /dev/null +++ b/distrib/sdl-1.2.15/src/video/quartz/SDL_QuartzVideo.h @@ -0,0 +1,235 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2012 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +/* + @file SDL_QuartzVideo.h + @author Darrell Walisser, Max Horn, et al. + + @abstract SDL video driver for Mac OS X. + + @discussion + + TODO + - Hardware Cursor support with NSCursor instead of Carbon + - Keyboard repeat/mouse speed adjust (if needed) + - Multiple monitor support (currently only main display) + - Accelerated blitting support + - Fix white OpenGL window on minimize (fixed) (update: broken again on 10.2) + - Find out what events should be sent/ignored if window is minimized + - Find a way to deal with external resolution/depth switch while app is running + - Check accuracy of QZ_SetGamma() + Problems: + - OGL not working in full screen with software renderer + - SetColors sets palette correctly but clears framebuffer + - Crash in CG after several mode switches (I think this has been fixed) + - Retained windows don't draw their title bar quite right (OS Bug) (not using retained windows) + - Cursor in 8 bit modes is screwy (might just be Radeon PCI bug) (update: not just Radeon) + - Warping cursor delays mouse events for a fraction of a second, + there is a hack around this that helps a bit +*/ + +/* Needs to be first, so QuickTime.h doesn't include glext.h (10.4) */ +#include "SDL_opengl.h" + +#include <Cocoa/Cocoa.h> +#include <Carbon/Carbon.h> +#include <OpenGL/OpenGL.h> /* For CGL functions and types */ +#include <IOKit/IOKitLib.h> /* For powersave handling */ +#include <pthread.h> + +#include "SDL_thread.h" +#include "SDL_video.h" +#include "SDL_error.h" +#include "SDL_timer.h" +#include "SDL_loadso.h" +#include "SDL_syswm.h" +#include "../SDL_sysvideo.h" +#include "../SDL_pixels_c.h" +#include "../../events/SDL_events_c.h" + + +#ifdef __powerpc__ +/* + This is a workaround to directly access NSOpenGLContext's CGL context + We need this to check for errors NSOpenGLContext doesn't support + Please note this is only used on PowerPC (Intel Macs are guaranteed to + have a better API for this, since it showed up in Mac OS X 10.3). +*/ +@interface NSOpenGLContext (CGLContextAccess) +- (CGLContextObj) cglContext; +@end +#endif + +/* use this to get the CGLContext; it handles Cocoa interface changes. */ +CGLContextObj QZ_GetCGLContextObj(NSOpenGLContext *nsctx); + + +/* Main driver structure to store required state information */ +typedef struct SDL_PrivateVideoData { + BOOL use_new_mode_apis; /* 1 == >= 10.6 APIs available */ + BOOL allow_screensaver; /* 0 == disable screensaver */ + CGDirectDisplayID display; /* 0 == main display (only support single display) */ + const void *mode; /* current mode of the display */ + const void *save_mode; /* original mode of the display */ + CGDirectPaletteRef palette; /* palette of an 8-bit display */ + NSOpenGLContext *gl_context; /* OpenGL rendering context */ + NSGraphicsContext *nsgfx_context; /* Cocoa graphics context */ + Uint32 width, height, bpp; /* frequently used data about the display */ + Uint32 flags; /* flags for current mode, for teardown purposes */ + Uint32 video_set; /* boolean; indicates if video was set correctly */ + Uint32 warp_flag; /* boolean; notify to event loop that a warp just occured */ + Uint32 warp_ticks; /* timestamp when the warp occured */ + NSWindow *window; /* Cocoa window to implement the SDL window */ + NSView *view; /* the window's view; draw 2D and OpenGL into this view */ + CGContextRef cg_context; /* CoreGraphics rendering context */ + SDL_Surface *resize_icon; /* icon for the resize badge, we have to draw it by hand */ + SDL_GrabMode current_grab_mode; /* default value is SDL_GRAB_OFF */ + SDL_Rect **client_mode_list; /* resolution list to pass back to client */ + SDLKey keymap[256]; /* Mac OS X to SDL key mapping */ + Uint32 current_mods; /* current keyboard modifiers, to track modifier state */ + NSText *field_edit; /* a field editor for keyboard composition processing */ + Uint32 last_virtual_button;/* last virtual mouse button pressed */ + io_connect_t power_connection; /* used with IOKit to detect wake from sleep */ + Uint8 expect_mouse_up; /* used to determine when to send mouse up events */ + Uint8 grab_state; /* used to manage grab behavior */ + NSPoint cursor_loc; /* saved cursor coords, for activate/deactivate when grabbed */ + BOOL cursor_should_be_visible; /* tells if cursor is supposed to be visible (SDL_ShowCursor) */ + BOOL cursor_visible; /* tells if cursor is *actually* visible or not */ + Uint8* sw_buffers[2]; /* pointers to the two software buffers for double-buffer emulation */ + SDL_Thread *thread; /* thread for async updates to the screen */ + SDL_sem *sem1, *sem2; /* synchronization for async screen updates */ + Uint8 *current_buffer; /* the buffer being copied to the screen */ + BOOL quit_thread; /* used to quit the async blitting thread */ + SInt32 system_version; /* used to dis-/enable workarounds depending on the system version */ + + void *opengl_library; /* dynamically loaded OpenGL library. */ +} SDL_PrivateVideoData; + +#define _THIS SDL_VideoDevice *this +#define display_id (this->hidden->display) +#define mode (this->hidden->mode) +#define save_mode (this->hidden->save_mode) +#define use_new_mode_apis (this->hidden->use_new_mode_apis) +#define allow_screensaver (this->hidden->allow_screensaver) +#define palette (this->hidden->palette) +#define gl_context (this->hidden->gl_context) +#define nsgfx_context (this->hidden->nsgfx_context) +#define device_width (this->hidden->width) +#define device_height (this->hidden->height) +#define device_bpp (this->hidden->bpp) +#define mode_flags (this->hidden->flags) +#define qz_window (this->hidden->window) +#define window_view (this->hidden->view) +#define cg_context (this->hidden->cg_context) +#define video_set (this->hidden->video_set) +#define warp_ticks (this->hidden->warp_ticks) +#define warp_flag (this->hidden->warp_flag) +#define resize_icon (this->hidden->resize_icon) +#define current_grab_mode (this->hidden->current_grab_mode) +#define client_mode_list (this->hidden->client_mode_list) +#define keymap (this->hidden->keymap) +#define current_mods (this->hidden->current_mods) +#define field_edit (this->hidden->field_edit) +#define last_virtual_button (this->hidden->last_virtual_button) +#define power_connection (this->hidden->power_connection) +#define expect_mouse_up (this->hidden->expect_mouse_up) +#define grab_state (this->hidden->grab_state) +#define cursor_loc (this->hidden->cursor_loc) +#define cursor_should_be_visible (this->hidden->cursor_should_be_visible) +#define cursor_visible (this->hidden->cursor_visible) +#define sw_buffers (this->hidden->sw_buffers) +#define sw_contexts (this->hidden->sw_contexts) +#define thread (this->hidden->thread) +#define sem1 (this->hidden->sem1) +#define sem2 (this->hidden->sem2) +#define current_buffer (this->hidden->current_buffer) +#define quit_thread (this->hidden->quit_thread) +#define system_version (this->hidden->system_version) +#define opengl_library (this->hidden->opengl_library) + +/* grab states - the input is in one of these states */ +enum { + QZ_UNGRABBED = 0, + QZ_VISIBLE_GRAB, + QZ_INVISIBLE_GRAB +}; + +/* grab actions - these can change the grabbed state */ +enum { + QZ_ENABLE_GRAB = 0, + QZ_DISABLE_GRAB, + QZ_HIDECURSOR, + QZ_SHOWCURSOR +}; + +/* Gamma Functions */ +int QZ_SetGamma (_THIS, float red, float green, float blue); +int QZ_GetGamma (_THIS, float *red, float *green, float *blue); +int QZ_SetGammaRamp (_THIS, Uint16 *ramp); +int QZ_GetGammaRamp (_THIS, Uint16 *ramp); + +/* OpenGL functions */ +int QZ_SetupOpenGL (_THIS, int bpp, Uint32 flags); +void QZ_TearDownOpenGL (_THIS); +void* QZ_GL_GetProcAddress (_THIS, const char *proc); +int QZ_GL_GetAttribute (_THIS, SDL_GLattr attrib, int* value); +int QZ_GL_MakeCurrent (_THIS); +void QZ_GL_SwapBuffers (_THIS); +int QZ_GL_LoadLibrary (_THIS, const char *location); + +/* Cursor and Mouse functions */ +void QZ_FreeWMCursor (_THIS, WMcursor *cursor); +WMcursor* QZ_CreateWMCursor (_THIS, Uint8 *data, Uint8 *mask, + int w, int h, int hot_x, int hot_y); +int QZ_ShowWMCursor (_THIS, WMcursor *cursor); +void QZ_WarpWMCursor (_THIS, Uint16 x, Uint16 y); +void QZ_MoveWMCursor (_THIS, int x, int y); +void QZ_CheckMouseMode (_THIS); +void QZ_UpdateMouse (_THIS); + +/* Event functions */ +void QZ_InitOSKeymap (_THIS); +void QZ_PumpEvents (_THIS); + +/* Window Manager functions */ +void QZ_SetCaption (_THIS, const char *title, const char *icon); +void QZ_SetIcon (_THIS, SDL_Surface *icon, Uint8 *mask); +int QZ_IconifyWindow (_THIS); +void QZ_SetWindowPos (_THIS, int x, int y); +void QZ_GetWindowPos (_THIS, int *px, int *py); +int QZ_IsWindowVisible (_THIS, int recenter); +int QZ_GetMonitorDPI (_THIS, int *xDpi, int *yDpi); +int QZ_GetMonitorRect (_THIS, SDL_Rect *rect); + +SDL_GrabMode QZ_GrabInput (_THIS, SDL_GrabMode grab_mode); +/*int QZ_GetWMInfo (_THIS, SDL_SysWMinfo *info);*/ + +/* Private functions (used internally) */ +void QZ_PrivateWarpCursor (_THIS, int x, int y); +void QZ_ChangeGrabState (_THIS, int action); +void QZ_RegisterForSleepNotifications (_THIS); +void QZ_PrivateGlobalToLocal (_THIS, NSPoint *p); +void QZ_PrivateCocoaToSDL (_THIS, NSPoint *p); +BOOL QZ_IsMouseInWindow (_THIS); +void QZ_DoActivate (_THIS); +void QZ_DoDeactivate (_THIS); |