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-rw-r--r--src/glut/dos/window.c159
1 files changed, 102 insertions, 57 deletions
diff --git a/src/glut/dos/window.c b/src/glut/dos/window.c
index 1139f48a66..b922746a9e 100644
--- a/src/glut/dos/window.c
+++ b/src/glut/dos/window.c
@@ -1,43 +1,38 @@
/*
- * Mesa 3-D graphics library
- * Version: 4.1
- * Copyright (C) 1995-1998 Brian Paul
+ * DOS/DJGPP Mesa Utility Toolkit
+ * Version: 1.0
*
- * 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.
+ * Copyright (C) 2005 Daniel Borca All Rights Reserved.
*
- * 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.
+ * 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:
*
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-/*
- * DOS/DJGPP glut driver v1.4 for Mesa
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
*
- * Copyright (C) 2002 - Daniel Borca
- * Email : dborca@users.sourceforge.net
- * Web : http://www.geocities.com/dborca
+ * 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 <stdio.h>
-#include "glutint.h"
-#include "GL/dmesa.h"
+#include "internal.h"
-GLUTwindow *g_curwin;
static GLuint swaptime, swapcount;
static DMesaVisual visual = NULL;
-GLUTwindow *g_windows[MAX_WINDOWS];
+
+GLUTwindow *_glut_current, *_glut_windows[MAX_WINDOWS];
static void
@@ -55,11 +50,21 @@ clean (void)
}
+static GLUTwindow *
+_glut_window (int win)
+{
+ if (win > 0 && --win < MAX_WINDOWS) {
+ return _glut_windows[win];
+ }
+ return NULL;
+}
+
+
int APIENTRY
glutCreateWindow (const char *title)
{
int i;
- int m8width = (g_init_w + 7) & ~7;
+ int m8width = (_glut_default.width + 7) & ~7;
/* We set the Visual once. This will be our desktop (graphic mode).
* We should do this in the `glutInit' code, but we don't have any idea
@@ -67,16 +72,19 @@ glutCreateWindow (const char *title)
* window, we have a slight idea about resolution.
*/
if (!visual) {
- if ((visual=DMesaCreateVisual(g_init_x + m8width, g_init_y + g_init_h, g_bpp, g_refresh,
- g_display_mode & GLUT_DOUBLE,
- !(g_display_mode & GLUT_INDEX),
- (g_display_mode & GLUT_ALPHA ) ? g_alpha : 0,
- (g_display_mode & GLUT_DEPTH ) ? g_depth : 0,
- (g_display_mode & GLUT_STENCIL) ? g_stencil : 0,
- (g_display_mode & GLUT_ACCUM ) ? g_accum : 0))==NULL) {
+ if ((visual=DMesaCreateVisual(_glut_default.x + m8width, _glut_default.y + _glut_default.height, _glut_visual.bpp, _glut_visual.refresh,
+ _glut_default.mode & GLUT_DOUBLE,
+ !(_glut_default.mode & GLUT_INDEX),
+ (_glut_default.mode & GLUT_ALPHA ) ? _glut_visual.alpha : 0,
+ (_glut_default.mode & GLUT_DEPTH ) ? _glut_visual.depth : 0,
+ (_glut_default.mode & GLUT_STENCIL) ? _glut_visual.stencil : 0,
+ (_glut_default.mode & GLUT_ACCUM ) ? _glut_visual.accum : 0))==NULL) {
return 0;
}
+ DMesaGetIntegerv(DMESA_GET_SCREEN_SIZE, _glut_visual.geometry);
+ DMesaGetIntegerv(DMESA_GET_DRIVER_CAPS, &_glut_visual.flags);
+
/* Also hook stdio/stderr once */
pc_open_stdout();
pc_open_stderr();
@@ -87,7 +95,7 @@ glutCreateWindow (const char *title)
* Each window has its own rendering Context and its own Buffer.
*/
for (i=0; i<MAX_WINDOWS; i++) {
- if (g_windows[i] == NULL) {
+ if (_glut_windows[i] == NULL) {
DMesaContext c;
DMesaBuffer b;
GLUTwindow *w;
@@ -105,7 +113,7 @@ glutCreateWindow (const char *title)
/* Allocate the Buffer (displayable area).
* We have to specify buffer size and position (inside the desktop).
*/
- if ((b = DMesaCreateBuffer(visual, g_init_x, g_init_y, m8width, g_init_h)) == NULL) {
+ if ((b = DMesaCreateBuffer(visual, _glut_default.x, _glut_default.y, m8width, _glut_default.height)) == NULL) {
DMesaDestroyContext(c);
free(w);
return 0;
@@ -119,13 +127,13 @@ glutCreateWindow (const char *title)
return 0;
}
- g_curwin = g_windows[i] = w;
+ _glut_current = _glut_windows[i] = w;
w->num = ++i;
- w->xpos = g_init_x;
- w->ypos = g_init_y;
+ w->xpos = _glut_default.x;
+ w->ypos = _glut_default.y;
w->width = m8width;
- w->height = g_init_h;
+ w->height = _glut_default.height;
w->context = c;
w->buffer = b;
@@ -147,13 +155,16 @@ glutCreateSubWindow (int win, int x, int y, int width, int height)
void APIENTRY
glutDestroyWindow (int win)
{
- if (g_windows[--win]) {
- GLUTwindow *w = g_windows[win];
+ GLUTwindow *w = _glut_window(win);
+ if (w != NULL) {
+ if (w->destroy) {
+ w->destroy();
+ }
DMesaMakeCurrent(NULL, NULL);
DMesaDestroyBuffer(w->buffer);
DMesaDestroyContext(w->context);
free(w);
- g_windows[win] = NULL;
+ _glut_windows[win - 1] = NULL;
}
}
@@ -161,27 +172,27 @@ glutDestroyWindow (int win)
void APIENTRY
glutPostRedisplay (void)
{
- g_curwin->redisplay = GL_TRUE;
+ _glut_current->redisplay = GL_TRUE;
}
void APIENTRY
glutSwapBuffers (void)
{
- if (g_curwin->show_mouse) {
+ if (_glut_current->show_mouse) {
/* XXX scare mouse */
- DMesaSwapBuffers(g_curwin->buffer);
+ DMesaSwapBuffers(_glut_current->buffer);
/* XXX unscare mouse */
} else {
- DMesaSwapBuffers(g_curwin->buffer);
+ DMesaSwapBuffers(_glut_current->buffer);
}
- if (g_fps) {
+ if (_glut_fps) {
GLint t = glutGet(GLUT_ELAPSED_TIME);
swapcount++;
if (swaptime == 0)
swaptime = t;
- else if (t - swaptime > g_fps) {
+ else if (t - swaptime > _glut_fps) {
double time = 0.001 * (t - swaptime);
double fps = (double)swapcount / time;
fprintf(stderr, "GLUT: %d frames in %.2f seconds = %.2f FPS\n", swapcount, time, fps);
@@ -195,15 +206,18 @@ glutSwapBuffers (void)
int APIENTRY
glutGetWindow (void)
{
- return g_curwin->num;
+ return _glut_current->num;
}
void APIENTRY
glutSetWindow (int win)
{
- g_curwin = g_windows[win - 1];
- DMesaMakeCurrent(g_curwin->context, g_curwin->buffer);
+ GLUTwindow *w = _glut_window(win);
+ if (w != NULL) {
+ _glut_current = w;
+ DMesaMakeCurrent(_glut_current->context, _glut_current->buffer);
+ }
}
@@ -223,8 +237,8 @@ void APIENTRY
glutPositionWindow (int x, int y)
{
if (DMesaMoveBuffer(x, y)) {
- g_curwin->xpos = x;
- g_curwin->ypos = y;
+ _glut_current->xpos = x;
+ _glut_current->ypos = y;
}
}
@@ -233,10 +247,10 @@ void APIENTRY
glutReshapeWindow (int width, int height)
{
if (DMesaResizeBuffer(width, height)) {
- g_curwin->width = width;
- g_curwin->height = height;
- if (g_curwin->reshape) {
- g_curwin->reshape(width, height);
+ _glut_current->width = width;
+ _glut_current->height = height;
+ if (_glut_current->reshape) {
+ _glut_current->reshape(width, height);
} else {
glViewport(0, 0, width, height);
}
@@ -278,3 +292,34 @@ void APIENTRY
glutHideWindow (void)
{
}
+
+
+void APIENTRY
+glutCloseFunc (GLUTdestroyCB destroy)
+{
+ _glut_current->destroy = destroy;
+}
+
+
+void APIENTRY
+glutPostWindowRedisplay (int win)
+{
+ GLUTwindow *w = _glut_window(win);
+ if (w != NULL) {
+ w->redisplay = GL_TRUE;
+ }
+}
+
+
+void * APIENTRY
+glutGetWindowData (void)
+{
+ return _glut_current->data;
+}
+
+
+void APIENTRY
+glutSetWindowData (void *data)
+{
+ _glut_current->data = data;
+}
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