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authorDaniel Borca <dborca@users.sourceforge.net>2005-01-14 08:50:08 +0000
committerDaniel Borca <dborca@users.sourceforge.net>2005-01-14 08:50:08 +0000
commit404273ad09f0f7bb079386929767e2151a355024 (patch)
treed9bb8bc6432a7e9edfbf70f8b76c3f7c2230b168 /src
parent0c685896736da5e17cb995b49fc3acce32081bad (diff)
changed coding style. made `glutTimerFunc' less accurate, but far more reliable.
Diffstat (limited to 'src')
-rw-r--r--src/glut/dos/callback.c183
-rw-r--r--src/glut/dos/glutint.h82
-rw-r--r--src/glut/dos/init.c491
3 files changed, 356 insertions, 400 deletions
diff --git a/src/glut/dos/callback.c b/src/glut/dos/callback.c
index b322f673514..6bd05f40658 100644
--- a/src/glut/dos/callback.c
+++ b/src/glut/dos/callback.c
@@ -19,9 +19,9 @@
*/
/*
- * DOS/DJGPP glut driver v1.5 for Mesa
+ * DOS/DJGPP glut driver v1.6 for Mesa
*
- * Copyright (C) 2002 - Borca Daniel
+ * Copyright (C) 2002 - Daniel Borca
* Email : dborca@yahoo.com
* Web : http://www.geocities.com/dborca
*/
@@ -30,202 +30,149 @@
#include "glutint.h"
-
-typedef struct {
- void (*func) (int); /* function to call */
- int value; /* value to pass to callback */
- int ttl; /* time to live (blank shots) */
- int fid; /* func-id as returned from PCHW */
-} GLUTSShotCB;
+GLUTSShotCB g_sscb[MAX_SSHOT_CB];
GLUTidleCB g_idle_func = NULL;
-
-static void g_single_shot_callback (void *opaque)
+void APIENTRY
+glutDisplayFunc (GLUTdisplayCB func)
{
- GLUTSShotCB *cb = (GLUTSShotCB *)opaque;
- if (!--cb->ttl) {
- cb->func(cb->value);
- pc_remove_int(cb->fid);
- /* We won't be needing this slot anymore, so free it. This operation
- * must be the last thing, and must be atomic, to mutex `glutTimerFunc'
- */
- cb->func = NULL;
- }
-} ENDOFUNC(g_single_shot_callback)
-
-
-
-void APIENTRY glutDisplayFunc (GLUTdisplayCB func)
-{
- g_curwin->display = func;
+ g_curwin->display = func;
}
-
-void APIENTRY glutReshapeFunc (GLUTreshapeCB func)
+void APIENTRY
+glutReshapeFunc (GLUTreshapeCB func)
{
- g_curwin->reshape = func;
+ g_curwin->reshape = func;
}
-
-void APIENTRY glutKeyboardFunc (GLUTkeyboardCB func)
+void APIENTRY
+glutKeyboardFunc (GLUTkeyboardCB func)
{
- g_curwin->keyboard = func;
+ g_curwin->keyboard = func;
}
-
-void APIENTRY glutMouseFunc (GLUTmouseCB func)
+void APIENTRY
+glutMouseFunc (GLUTmouseCB func)
{
- g_curwin->mouse = func;
+ g_curwin->mouse = func;
}
-
-void APIENTRY glutMotionFunc (GLUTmotionCB func)
+void APIENTRY
+glutMotionFunc (GLUTmotionCB func)
{
- g_curwin->motion = func;
+ g_curwin->motion = func;
}
-
-void APIENTRY glutPassiveMotionFunc (GLUTpassiveCB func)
+void APIENTRY
+glutPassiveMotionFunc (GLUTpassiveCB func)
{
- g_curwin->passive = func;
+ g_curwin->passive = func;
}
-
-void APIENTRY glutEntryFunc (GLUTentryCB func)
+void APIENTRY
+glutEntryFunc (GLUTentryCB func)
{
- g_curwin->entry = func;
+ g_curwin->entry = func;
}
-
-void APIENTRY glutVisibilityFunc (GLUTvisibilityCB func)
+void APIENTRY
+glutVisibilityFunc (GLUTvisibilityCB func)
{
- g_curwin->visibility = func;
+ g_curwin->visibility = func;
}
-
-void APIENTRY glutWindowStatusFunc (GLUTwindowStatusCB func)
+void APIENTRY
+glutWindowStatusFunc (GLUTwindowStatusCB func)
{
}
-
-void APIENTRY glutIdleFunc (GLUTidleCB func)
+void APIENTRY
+glutIdleFunc (GLUTidleCB func)
{
- g_idle_func = func;
+ g_idle_func = func;
}
-
-void APIENTRY glutTimerFunc (unsigned int millis, GLUTtimerCB func, int value)
+void APIENTRY
+glutTimerFunc (unsigned int millis, GLUTtimerCB func, int value)
{
- static GLUTSShotCB g_sscb[MAX_SSHOT_CB];
- static GLboolean virgin = GL_TRUE;
-
- int i;
- int ttl;
- unsigned int freq;
-
- if (virgin) {
- virgin = GL_FALSE;
- LOCKDATA(g_sscb);
- LOCKFUNC(g_single_shot_callback);
- /* we should lock the callee also... */
- }
+ int i;
- if (millis > 0) {
- if (millis > 50) {
- /* don't go beyond 20Hz */
- freq = 200;
- ttl = millis * freq / 1000;
- } else {
- freq = 1000 / millis;
- ttl = 1;
- }
- for (i = 0; i < MAX_SSHOT_CB; i++) {
- if (g_sscb[i].func == NULL) {
- /* We will be needing this slot, so alloc it. This operation
- * must be the first thing, and must be atomic, to mutex callbacks!
- */
- g_sscb[i].func = func;
- g_sscb[i].value = value;
- g_sscb[i].ttl = ttl;
- /* There is a very small gap here: `pc_install_int' enables
- * interrupts just before returning FID value (which will be
- * used inside callback). The critical gap is 1 millisecond
- * - which I'm sure we won't overrun...
- */
- g_sscb[i].fid = pc_install_int((PFUNC)func, &g_sscb[i], freq);
- if (g_sscb[i].fid < 0) {
- /* Interrupt could not be set! Release the slot back */
- g_sscb[i].func = NULL;
- }
- break;
- }
- }
- }
+ if (millis > 0) {
+ for (i = 0; i < MAX_SSHOT_CB; i++) {
+ GLUTSShotCB *cb = &g_sscb[i];
+ if (cb->func == NULL) {
+ cb->value = value;
+ cb->func = func;
+ cb->time = glutGet(GLUT_ELAPSED_TIME) + millis;
+ break;
+ }
+ }
+ }
}
-
-void APIENTRY glutSpecialFunc (GLUTspecialCB func)
+void APIENTRY
+glutSpecialFunc (GLUTspecialCB func)
{
- g_curwin->special = func;
+ g_curwin->special = func;
}
-
-void APIENTRY glutSpaceballMotionFunc (GLUTspaceMotionCB func)
+void APIENTRY
+glutSpaceballMotionFunc (GLUTspaceMotionCB func)
{
}
-
-void APIENTRY glutSpaceballRotateFunc (GLUTspaceRotateCB func)
+void APIENTRY
+glutSpaceballRotateFunc (GLUTspaceRotateCB func)
{
}
-
-void APIENTRY glutSpaceballButtonFunc (GLUTspaceButtonCB func)
+void APIENTRY
+glutSpaceballButtonFunc (GLUTspaceButtonCB func)
{
}
-
-void APIENTRY glutDialsFunc (GLUTdialsCB func)
+void APIENTRY
+glutDialsFunc (GLUTdialsCB func)
{
}
-
-void APIENTRY glutButtonBoxFunc (GLUTbuttonBoxCB func)
+void APIENTRY
+glutButtonBoxFunc (GLUTbuttonBoxCB func)
{
}
-
-void APIENTRY glutTabletMotionFunc (GLUTtabletMotionCB func)
+void APIENTRY
+glutTabletMotionFunc (GLUTtabletMotionCB func)
{
}
-
-void APIENTRY glutTabletButtonFunc (GLUTtabletButtonCB func)
+void APIENTRY
+glutTabletButtonFunc (GLUTtabletButtonCB func)
{
}
-
-void APIENTRY glutJoystickFunc (GLUTjoystickCB func, int interval)
+void APIENTRY
+glutJoystickFunc (GLUTjoystickCB func, int interval)
{
}
diff --git a/src/glut/dos/glutint.h b/src/glut/dos/glutint.h
index 12750041fe1..eab8cd741aa 100644
--- a/src/glut/dos/glutint.h
+++ b/src/glut/dos/glutint.h
@@ -21,7 +21,7 @@
/*
* DOS/DJGPP glut driver v1.6 for Mesa
*
- * Copyright (C) 2002 - Borca Daniel
+ * Copyright (C) 2002 - Daniel Borca
* Email : dborca@users.sourceforge.net
* Web : http://www.geocities.com/dborca
*/
@@ -35,7 +35,6 @@
#include "GL/dmesa.h"
-
/* GLUT function types */
typedef void (GLUTCALLBACK *GLUTdisplayCB) (void);
typedef void (GLUTCALLBACK *GLUTreshapeCB) (int, int);
@@ -62,41 +61,41 @@ typedef void (GLUTCALLBACK *GLUTtabletButtonCB) (int, int, int, int);
typedef void (GLUTCALLBACK *GLUTjoystickCB) (unsigned int, int, int, int);
typedef struct GLUTwindow {
- int num; /* window id */
-
- DMesaContext context;
- DMesaBuffer buffer;
-
- int show_mouse;
- GLboolean redisplay;
-
- /* GLUT settable or visible window state. */
- int xpos;
- int ypos;
- int width; /* window width in pixels */
- int height; /* window height in pixels */
-
- /* Per-window callbacks. */
- GLUTdisplayCB display; /* redraw */
- GLUTreshapeCB reshape; /* resize (width,height) */
- GLUTmouseCB mouse; /* mouse (button,state,x,y) */
- GLUTmotionCB motion; /* motion (x,y) */
- GLUTpassiveCB passive; /* passive motion (x,y) */
- GLUTentryCB entry; /* window entry/exit (state) */
- GLUTkeyboardCB keyboard; /* keyboard (ASCII,x,y) */
- GLUTkeyboardCB keyboardUp; /* keyboard up (ASCII,x,y) */
- GLUTwindowStatusCB windowStatus; /* window status */
- GLUTvisibilityCB visibility; /* visibility */
- GLUTspecialCB special; /* special key */
- GLUTspecialCB specialUp; /* special up key */
- GLUTbuttonBoxCB buttonBox; /* button box */
- GLUTdialsCB dials; /* dials */
- GLUTspaceMotionCB spaceMotion; /* Spaceball motion */
- GLUTspaceRotateCB spaceRotate; /* Spaceball rotate */
- GLUTspaceButtonCB spaceButton; /* Spaceball button */
- GLUTtabletMotionCB tabletMotion; /* tablet motion */
- GLUTtabletButtonCB tabletButton; /* tablet button */
- GLUTjoystickCB joystick; /* joystick */
+ int num; /* window id */
+
+ DMesaContext context;
+ DMesaBuffer buffer;
+
+ int show_mouse;
+ GLboolean redisplay;
+
+ /* GLUT settable or visible window state. */
+ int xpos;
+ int ypos;
+ int width; /* window width in pixels */
+ int height; /* window height in pixels */
+
+ /* Per-window callbacks. */
+ GLUTdisplayCB display; /* redraw */
+ GLUTreshapeCB reshape; /* resize (width,height) */
+ GLUTmouseCB mouse; /* mouse (button,state,x,y) */
+ GLUTmotionCB motion; /* motion (x,y) */
+ GLUTpassiveCB passive; /* passive motion (x,y) */
+ GLUTentryCB entry; /* window entry/exit (state) */
+ GLUTkeyboardCB keyboard; /* keyboard (ASCII,x,y) */
+ GLUTkeyboardCB keyboardUp; /* keyboard up (ASCII,x,y) */
+ GLUTwindowStatusCB windowStatus; /* window status */
+ GLUTvisibilityCB visibility; /* visibility */
+ GLUTspecialCB special; /* special key */
+ GLUTspecialCB specialUp; /* special up key */
+ GLUTbuttonBoxCB buttonBox; /* button box */
+ GLUTdialsCB dials; /* dials */
+ GLUTspaceMotionCB spaceMotion; /* Spaceball motion */
+ GLUTspaceRotateCB spaceRotate; /* Spaceball rotate */
+ GLUTspaceButtonCB spaceButton; /* Spaceball button */
+ GLUTtabletMotionCB tabletMotion; /* tablet motion */
+ GLUTtabletButtonCB tabletButton; /* tablet button */
+ GLUTjoystickCB joystick; /* joystick */
} GLUTwindow;
extern GLUTidleCB g_idle_func;
@@ -138,16 +137,19 @@ extern void *__glutFont(void *font);
#endif
-
/* hmmm... */
#include "pc_hw/pc_hw.h"
+typedef struct {
+ void (*func) (int); /* function to call */
+ int value; /* value to pass to callback */
+ int time; /* end time */
+} GLUTSShotCB;
+extern GLUTSShotCB g_sscb[];
#define MAX_WINDOWS 2
-
#define MAX_SSHOT_CB 8
-
#define RESERVED_COLORS 0
#endif /* __glutint_h__ */
diff --git a/src/glut/dos/init.c b/src/glut/dos/init.c
index b9fc0e53379..85f5da629dc 100644
--- a/src/glut/dos/init.c
+++ b/src/glut/dos/init.c
@@ -19,9 +19,9 @@
*/
/*
- * DOS/DJGPP glut driver v1.4 for Mesa
+ * DOS/DJGPP glut driver v1.5 for Mesa
*
- * Copyright (C) 2002 - Borca Daniel
+ * Copyright (C) 2002 - Daniel Borca
* Email : dborca@users.sourceforge.net
* Web : http://www.geocities.com/dborca
*/
@@ -41,7 +41,6 @@
#define ACCUM_SIZE 16
-
GLuint g_bpp = DEFAULT_BPP;
GLuint g_alpha = ALPHA_SIZE;
GLuint g_depth = DEPTH_SIZE;
@@ -60,261 +59,269 @@ GLuint g_init_w = DEFAULT_WIDTH, g_init_h = DEFAULT_HEIGHT;
char *__glutProgramName = NULL;
-
-void APIENTRY glutInit (int *argc, char **argv)
+void APIENTRY
+glutInit (int *argc, char **argv)
{
- char *str;
- const char *env;
-
- if ((env = getenv("DMESA_GLUT_BPP")) != NULL) {
- g_bpp = atoi(env);
- }
- if ((env = getenv("DMESA_GLUT_ALPHA")) != NULL) {
- g_alpha = atoi(env);
- }
- if ((env = getenv("DMESA_GLUT_DEPTH")) != NULL) {
- g_depth = atoi(env);
- }
- if ((env = getenv("DMESA_GLUT_STENCIL")) != NULL) {
- g_stencil = atoi(env);
- }
- if ((env = getenv("DMESA_GLUT_ACCUM")) != NULL) {
- g_accum = atoi(env);
- }
- if ((env = getenv("DMESA_GLUT_REFRESH")) != NULL) {
- g_refresh = atoi(env);
- }
-
- /* Determine program name. */
- str = strrchr(argv[0], '/');
- if (str == NULL) {
- str = argv[0];
- } else {
- str++;
- }
- __glutProgramName = __glutStrdup(str);
-
- /* check if GLUT_FPS env var is set */
- if ((env = getenv("GLUT_FPS")) != NULL) {
- if ((g_fps = atoi(env)) <= 0) {
- g_fps = 5000; /* 5000 milliseconds */
- }
- }
-
- /* Initialize timer */
- glutGet(GLUT_ELAPSED_TIME);
+ char *str;
+ const char *env;
+
+ if ((env = getenv("DMESA_GLUT_BPP")) != NULL) {
+ g_bpp = atoi(env);
+ }
+ if ((env = getenv("DMESA_GLUT_ALPHA")) != NULL) {
+ g_alpha = atoi(env);
+ }
+ if ((env = getenv("DMESA_GLUT_DEPTH")) != NULL) {
+ g_depth = atoi(env);
+ }
+ if ((env = getenv("DMESA_GLUT_STENCIL")) != NULL) {
+ g_stencil = atoi(env);
+ }
+ if ((env = getenv("DMESA_GLUT_ACCUM")) != NULL) {
+ g_accum = atoi(env);
+ }
+ if ((env = getenv("DMESA_GLUT_REFRESH")) != NULL) {
+ g_refresh = atoi(env);
+ }
+
+ /* Determine program name. */
+ str = strrchr(argv[0], '/');
+ if (str == NULL) {
+ str = argv[0];
+ } else {
+ str++;
+ }
+ __glutProgramName = __glutStrdup(str);
+
+ /* check if GLUT_FPS env var is set */
+ if ((env = getenv("GLUT_FPS")) != NULL) {
+ if ((g_fps = atoi(env)) <= 0) {
+ g_fps = 5000; /* 5000 milliseconds */
+ }
+ }
+
+ /* Initialize timer */
+ glutGet(GLUT_ELAPSED_TIME);
}
-
-void APIENTRY glutInitDisplayMode (unsigned int mode)
+void APIENTRY
+glutInitDisplayMode (unsigned int mode)
{
- g_display_mode = mode;
+ g_display_mode = mode;
}
-
-void APIENTRY glutInitWindowPosition (int x, int y)
+void APIENTRY
+glutInitWindowPosition (int x, int y)
{
- g_init_x = x;
- g_init_y = y;
+ g_init_x = x;
+ g_init_y = y;
}
-
-void APIENTRY glutInitWindowSize (int width, int height)
+void APIENTRY
+glutInitWindowSize (int width, int height)
{
- g_init_w = width;
- g_init_h = height;
+ g_init_w = width;
+ g_init_h = height;
}
-
#define DO_REDISPLAY(w, ccin, ccout) \
- do { \
- if (w->redisplay && w->display) { \
- int rv = GL_TRUE; \
- \
- idle = GL_FALSE; \
- w->redisplay = GL_FALSE; \
- \
- /* test IN condition (whether we need to `MakeCurrent') */\
- if (ccin) { \
- rv = DMesaMakeCurrent(w->context, w->buffer); \
- } \
- \
- /* do the display only if `MakeCurrent' didn't failed */ \
- if (rv) { \
- if (w->show_mouse && !(g_display_mode & GLUT_DOUBLE)) {\
- /* XXX scare mouse */ \
- w->display(); \
- /* XXX unscare mouse */ \
- } else { \
- w->display(); \
- } \
- \
- /* update OUT condition */ \
- ccout; \
- } \
- } \
- } while (0)
-
-
-
-void APIENTRY glutMainLoop (void)
+ do { \
+ if (w->redisplay && w->display) { \
+ int rv = GL_TRUE; \
+ \
+ idle = GL_FALSE; \
+ w->redisplay = GL_FALSE; \
+ \
+ /* test IN condition (whether we need to `MakeCurrent') */\
+ if (ccin) { \
+ rv = DMesaMakeCurrent(w->context, w->buffer); \
+ } \
+ \
+ /* do the display only if `MakeCurrent' didn't failed */ \
+ if (rv) { \
+ if (w->show_mouse && !(g_display_mode & GLUT_DOUBLE)) {\
+ /* XXX scare mouse */ \
+ w->display(); \
+ /* XXX unscare mouse */ \
+ } else { \
+ w->display(); \
+ } \
+ \
+ /* update OUT condition */ \
+ ccout; \
+ } \
+ } \
+ } while (0)
+
+
+void APIENTRY
+glutMainLoop (void)
{
- int i, n;
- GLUTwindow *w;
- GLboolean idle;
- static int old_mouse_x = 0;
- static int old_mouse_y = 0;
- static int old_mouse_b = 0;
-
- {
- GLint screen_size[2];
- DMesaGetIntegerv(DMESA_GET_SCREEN_SIZE, screen_size);
- g_screen_w = screen_size[0];
- g_screen_h = screen_size[1];
- DMesaGetIntegerv(DMESA_GET_DRIVER_CAPS, &g_driver_caps);
- }
-
- pc_install_keyb();
- __glutInitMouse();
-
- for (i = 0; i < MAX_WINDOWS; i++) {
- w = g_windows[i];
- if (w != NULL) {
- glutSetWindow(w->num);
- glutPostRedisplay();
- if (w->reshape) {
- w->reshape(w->width, w->height);
- }
- if (w->visibility) {
- w->visibility(GLUT_VISIBLE);
- }
- }
- }
-
- while (GL_TRUE) {
- idle = GL_TRUE;
-
- n = 0;
- for (i = 0; i < MAX_WINDOWS; i++) {
- w = g_windows[i];
- if ((w != NULL) && (w != g_curwin)) {
- /* 1) redisplay `w'
- * 2) `MakeCurrent' always
- * 3) update number of non-default windows
- */
- DO_REDISPLAY(w, GL_TRUE, n++);
- }
- }
- /* 1) redisplay `g_curwin'
- * 2) `MakeCurrent' only if we previously did non-default windows
- * 3) don't update anything
- */
- DO_REDISPLAY(g_curwin, n, n);
-
- if (g_mouse) {
- int mouse_x;
- int mouse_y;
- int mouse_z;
- int mouse_b;
-
- /* query mouse */
- mouse_b = pc_query_mouse(&mouse_x, &mouse_y, &mouse_z);
-
- /* relative to window coordinates */
- g_mouse_x = mouse_x - g_curwin->xpos;
- g_mouse_y = mouse_y - g_curwin->ypos;
-
- /* mouse was moved? */
- if ((mouse_x != old_mouse_x) || (mouse_y != old_mouse_y)) {
- idle = GL_FALSE;
- old_mouse_x = mouse_x;
- old_mouse_y = mouse_y;
-
- if (mouse_b) {
- /* any button pressed */
- if (g_curwin->motion) {
- g_curwin->motion(g_mouse_x, g_mouse_y);
- }
- } else {
- /* no button pressed */
- if (g_curwin->passive) {
- g_curwin->passive(g_mouse_x, g_mouse_y);
- }
- }
- }
-
- /* button state changed? */
- if (mouse_b != old_mouse_b) {
- GLUTmouseCB mouse_func;
-
- if ((mouse_func = g_curwin->mouse)) {
- if ((old_mouse_b & 1) && !(mouse_b & 1))
- mouse_func(GLUT_LEFT_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y);
- else if (!(old_mouse_b & 1) && (mouse_b & 1))
- mouse_func(GLUT_LEFT_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y);
-
- if ((old_mouse_b & 2) && !(mouse_b & 2))
- mouse_func(GLUT_RIGHT_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y);
- else if (!(old_mouse_b & 2) && (mouse_b & 2))
- mouse_func(GLUT_RIGHT_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y);
-
- if ((old_mouse_b & 4) && !(mouse_b & 4))
- mouse_func(GLUT_MIDDLE_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y);
- else if (!(old_mouse_b & 3) && (mouse_b & 4))
- mouse_func(GLUT_MIDDLE_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y);
- }
-
- idle = GL_FALSE;
- old_mouse_b = mouse_b;
- }
- }
-
- if (pc_keypressed()) {
- int key;
- int glut_key;
-
- idle = GL_FALSE;
- key = pc_readkey();
-
- switch (key>>16) {
- case KEY_F1: glut_key = GLUT_KEY_F1; goto special;
- case KEY_F2: glut_key = GLUT_KEY_F2; goto special;
- case KEY_F3: glut_key = GLUT_KEY_F3; goto special;
- case KEY_F4: glut_key = GLUT_KEY_F4; goto special;
- case KEY_F5: glut_key = GLUT_KEY_F5; goto special;
- case KEY_F6: glut_key = GLUT_KEY_F6; goto special;
- case KEY_F7: glut_key = GLUT_KEY_F7; goto special;
- case KEY_F8: glut_key = GLUT_KEY_F8; goto special;
- case KEY_F9: glut_key = GLUT_KEY_F9; goto special;
- case KEY_F10: glut_key = GLUT_KEY_F10; goto special;
- case KEY_F11: glut_key = GLUT_KEY_F11; goto special;
- case KEY_F12: glut_key = GLUT_KEY_F12; goto special;
- case KEY_LEFT: glut_key = GLUT_KEY_LEFT; goto special;
- case KEY_UP: glut_key = GLUT_KEY_UP; goto special;
- case KEY_RIGHT: glut_key = GLUT_KEY_RIGHT; goto special;
- case KEY_DOWN: glut_key = GLUT_KEY_DOWN; goto special;
- case KEY_PGUP: glut_key = GLUT_KEY_PAGE_UP; goto special;
- case KEY_PGDN: glut_key = GLUT_KEY_PAGE_DOWN; goto special;
- case KEY_HOME: glut_key = GLUT_KEY_HOME; goto special;
- case KEY_END: glut_key = GLUT_KEY_END; goto special;
- case KEY_INSERT: glut_key = GLUT_KEY_INSERT; goto special;
- special:
- if (g_curwin->special) {
- g_curwin->special(glut_key, g_mouse_x, g_mouse_y);
- }
- break;
- default:
- if (g_curwin->keyboard) {
- g_curwin->keyboard(key & 0xFF, g_mouse_x, g_mouse_y);
- }
- }
- }
-
- if (idle && g_idle_func)
- g_idle_func();
- }
+ int i, n;
+ GLUTwindow *w;
+ GLboolean idle;
+ static int old_mouse_x = 0;
+ static int old_mouse_y = 0;
+ static int old_mouse_b = 0;
+
+ {
+ GLint screen_size[2];
+ DMesaGetIntegerv(DMESA_GET_SCREEN_SIZE, screen_size);
+ g_screen_w = screen_size[0];
+ g_screen_h = screen_size[1];
+ DMesaGetIntegerv(DMESA_GET_DRIVER_CAPS, &g_driver_caps);
+ }
+
+ pc_install_keyb();
+ __glutInitMouse();
+
+ for (i = 0; i < MAX_WINDOWS; i++) {
+ w = g_windows[i];
+ if (w != NULL) {
+ glutSetWindow(w->num);
+ glutPostRedisplay();
+ if (w->reshape) {
+ w->reshape(w->width, w->height);
+ }
+ if (w->visibility) {
+ w->visibility(GLUT_VISIBLE);
+ }
+ }
+ }
+
+ while (GL_TRUE) {
+ idle = GL_TRUE;
+
+ n = 0;
+ for (i = 0; i < MAX_WINDOWS; i++) {
+ w = g_windows[i];
+ if ((w != NULL) && (w != g_curwin)) {
+ /* 1) redisplay `w'
+ * 2) `MakeCurrent' always
+ * 3) update number of non-default windows
+ */
+ DO_REDISPLAY(w, GL_TRUE, n++);
+ }
+ }
+ /* 1) redisplay `g_curwin'
+ * 2) `MakeCurrent' only if we previously did non-default windows
+ * 3) don't update anything
+ */
+ DO_REDISPLAY(g_curwin, n, n);
+
+ if (g_mouse) {
+ int mouse_x;
+ int mouse_y;
+ int mouse_z;
+ int mouse_b;
+
+ /* query mouse */
+ mouse_b = pc_query_mouse(&mouse_x, &mouse_y, &mouse_z);
+
+ /* relative to window coordinates */
+ g_mouse_x = mouse_x - g_curwin->xpos;
+ g_mouse_y = mouse_y - g_curwin->ypos;
+
+ /* mouse was moved? */
+ if ((mouse_x != old_mouse_x) || (mouse_y != old_mouse_y)) {
+ idle = GL_FALSE;
+ old_mouse_x = mouse_x;
+ old_mouse_y = mouse_y;
+
+ if (mouse_b) {
+ /* any button pressed */
+ if (g_curwin->motion) {
+ g_curwin->motion(g_mouse_x, g_mouse_y);
+ }
+ } else {
+ /* no button pressed */
+ if (g_curwin->passive) {
+ g_curwin->passive(g_mouse_x, g_mouse_y);
+ }
+ }
+ }
+
+ /* button state changed? */
+ if (mouse_b != old_mouse_b) {
+ GLUTmouseCB mouse_func;
+
+ if ((mouse_func = g_curwin->mouse)) {
+ if ((old_mouse_b & 1) && !(mouse_b & 1))
+ mouse_func(GLUT_LEFT_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y);
+ else if (!(old_mouse_b & 1) && (mouse_b & 1))
+ mouse_func(GLUT_LEFT_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y);
+
+ if ((old_mouse_b & 2) && !(mouse_b & 2))
+ mouse_func(GLUT_RIGHT_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y);
+ else if (!(old_mouse_b & 2) && (mouse_b & 2))
+ mouse_func(GLUT_RIGHT_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y);
+
+ if ((old_mouse_b & 4) && !(mouse_b & 4))
+ mouse_func(GLUT_MIDDLE_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y);
+ else if (!(old_mouse_b & 3) && (mouse_b & 4))
+ mouse_func(GLUT_MIDDLE_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y);
+ }
+
+ idle = GL_FALSE;
+ old_mouse_b = mouse_b;
+ }
+ }
+
+ if (pc_keypressed()) {
+ int key;
+ int glut_key;
+
+ idle = GL_FALSE;
+ key = pc_readkey();
+
+ switch (key>>16) {
+ case KEY_F1: glut_key = GLUT_KEY_F1; goto special;
+ case KEY_F2: glut_key = GLUT_KEY_F2; goto special;
+ case KEY_F3: glut_key = GLUT_KEY_F3; goto special;
+ case KEY_F4: glut_key = GLUT_KEY_F4; goto special;
+ case KEY_F5: glut_key = GLUT_KEY_F5; goto special;
+ case KEY_F6: glut_key = GLUT_KEY_F6; goto special;
+ case KEY_F7: glut_key = GLUT_KEY_F7; goto special;
+ case KEY_F8: glut_key = GLUT_KEY_F8; goto special;
+ case KEY_F9: glut_key = GLUT_KEY_F9; goto special;
+ case KEY_F10: glut_key = GLUT_KEY_F10; goto special;
+ case KEY_F11: glut_key = GLUT_KEY_F11; goto special;
+ case KEY_F12: glut_key = GLUT_KEY_F12; goto special;
+ case KEY_LEFT: glut_key = GLUT_KEY_LEFT; goto special;
+ case KEY_UP: glut_key = GLUT_KEY_UP; goto special;
+ case KEY_RIGHT: glut_key = GLUT_KEY_RIGHT; goto special;
+ case KEY_DOWN: glut_key = GLUT_KEY_DOWN; goto special;
+ case KEY_PGUP: glut_key = GLUT_KEY_PAGE_UP; goto special;
+ case KEY_PGDN: glut_key = GLUT_KEY_PAGE_DOWN; goto special;
+ case KEY_HOME: glut_key = GLUT_KEY_HOME; goto special;
+ case KEY_END: glut_key = GLUT_KEY_END; goto special;
+ case KEY_INSERT: glut_key = GLUT_KEY_INSERT; goto special;
+ special:
+ if (g_curwin->special) {
+ g_curwin->special(glut_key, g_mouse_x, g_mouse_y);
+ }
+ break;
+ default:
+ if (g_curwin->keyboard) {
+ g_curwin->keyboard(key & 0xFF, g_mouse_x, g_mouse_y);
+ }
+ }
+ }
+
+ if (idle && g_idle_func)
+ g_idle_func();
+
+ for (i = 0; i < MAX_SSHOT_CB; i++) {
+ int time = glutGet(GLUT_ELAPSED_TIME);
+ GLUTSShotCB *cb = &g_sscb[i];
+ if (cb->func && (time >= cb->time)) {
+ cb->func(cb->value);
+ cb->func = NULL;
+ }
+ }
+ }
}