mirror of
https://gitlab.freedesktop.org/mesa/mesa.git
synced 2026-03-28 12:50:34 +01:00
245 lines
8.6 KiB
C
245 lines
8.6 KiB
C
/*
|
|
* DOS/DJGPP Mesa Utility Toolkit
|
|
* Version: 1.0
|
|
*
|
|
* Copyright (C) 2005 Daniel Borca All Rights Reserved.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included
|
|
* in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* DANIEL BORCA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
|
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
|
|
#include <string.h>
|
|
|
|
#include <GL/glut.h>
|
|
#include "GL/dmesa.h"
|
|
|
|
#include "PC_HW/pc_hw.h"
|
|
#include "internal.h"
|
|
|
|
|
|
static int looping = 0;
|
|
|
|
|
|
#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 && !(_glut_default.mode & GLUT_DOUBLE)) {\
|
|
/* XXX scare mouse */ \
|
|
w->display(); \
|
|
/* XXX unscare mouse */ \
|
|
} else { \
|
|
w->display(); \
|
|
} \
|
|
\
|
|
/* update OUT condition */ \
|
|
ccout; \
|
|
} \
|
|
} \
|
|
} while (0)
|
|
|
|
|
|
void APIENTRY
|
|
glutMainLoopEvent (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;
|
|
|
|
static GLboolean virgin = GL_TRUE;
|
|
if (virgin) {
|
|
pc_install_keyb();
|
|
_glut_mouse_init();
|
|
|
|
for (i = 0; i < MAX_WINDOWS; i++) {
|
|
w = _glut_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);
|
|
}
|
|
}
|
|
}
|
|
virgin = GL_FALSE;
|
|
}
|
|
|
|
idle = GL_TRUE;
|
|
|
|
n = 0;
|
|
for (i = 0; i < MAX_WINDOWS; i++) {
|
|
w = _glut_windows[i];
|
|
if ((w != NULL) && (w != _glut_current)) {
|
|
/* 1) redisplay `w'
|
|
* 2) `MakeCurrent' always
|
|
* 3) update number of non-default windows
|
|
*/
|
|
DO_REDISPLAY(w, GL_TRUE, n++);
|
|
}
|
|
}
|
|
/* 1) redisplay `_glut_current'
|
|
* 2) `MakeCurrent' only if we previously did non-default windows
|
|
* 3) don't update anything
|
|
*/
|
|
DO_REDISPLAY(_glut_current, n, n);
|
|
|
|
if (_glut_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 */
|
|
_glut_mouse_x = mouse_x - _glut_current->xpos;
|
|
_glut_mouse_y = mouse_y - _glut_current->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 (_glut_current->motion) {
|
|
_glut_current->motion(_glut_mouse_x, _glut_mouse_y);
|
|
}
|
|
} else {
|
|
/* no button pressed */
|
|
if (_glut_current->passive) {
|
|
_glut_current->passive(_glut_mouse_x, _glut_mouse_y);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* button state changed? */
|
|
if (mouse_b != old_mouse_b) {
|
|
GLUTmouseCB mouse_func;
|
|
|
|
if ((mouse_func = _glut_current->mouse)) {
|
|
if ((old_mouse_b & 1) && !(mouse_b & 1))
|
|
mouse_func(GLUT_LEFT_BUTTON, GLUT_UP, _glut_mouse_x, _glut_mouse_y);
|
|
else if (!(old_mouse_b & 1) && (mouse_b & 1))
|
|
mouse_func(GLUT_LEFT_BUTTON, GLUT_DOWN, _glut_mouse_x, _glut_mouse_y);
|
|
|
|
if ((old_mouse_b & 2) && !(mouse_b & 2))
|
|
mouse_func(GLUT_RIGHT_BUTTON, GLUT_UP, _glut_mouse_x, _glut_mouse_y);
|
|
else if (!(old_mouse_b & 2) && (mouse_b & 2))
|
|
mouse_func(GLUT_RIGHT_BUTTON, GLUT_DOWN, _glut_mouse_x, _glut_mouse_y);
|
|
|
|
if ((old_mouse_b & 4) && !(mouse_b & 4))
|
|
mouse_func(GLUT_MIDDLE_BUTTON, GLUT_UP, _glut_mouse_x, _glut_mouse_y);
|
|
else if (!(old_mouse_b & 3) && (mouse_b & 4))
|
|
mouse_func(GLUT_MIDDLE_BUTTON, GLUT_DOWN, _glut_mouse_x, _glut_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 (_glut_current->special) {
|
|
_glut_current->special(glut_key, _glut_mouse_x, _glut_mouse_y);
|
|
}
|
|
break;
|
|
default:
|
|
if (_glut_current->keyboard) {
|
|
_glut_current->keyboard(key & 0xFF, _glut_mouse_x, _glut_mouse_y);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (idle && _glut_idle_func)
|
|
_glut_idle_func();
|
|
|
|
for (i = 0; i < MAX_TIMER_CB; i++) {
|
|
int time = glutGet(GLUT_ELAPSED_TIME);
|
|
GLUTSShotCB *cb = &_glut_timer_cb[i];
|
|
if (cb->func && (time >= cb->time)) {
|
|
cb->func(cb->value);
|
|
cb->func = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void APIENTRY
|
|
glutMainLoop (void)
|
|
{
|
|
looping++;
|
|
while (looping) {
|
|
glutMainLoopEvent();
|
|
}
|
|
}
|
|
|
|
|
|
void APIENTRY
|
|
glutLeaveMainLoop (void)
|
|
{
|
|
looping--;
|
|
}
|