Initial revision
This commit is contained in:
Hans Lambermont
645
source/blender/src/mywindow.c
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645
source/blender/src/mywindow.c
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@@ -0,0 +1,645 @@
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/**
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* $Id$
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*
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* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version. The Blender
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* Foundation also sells licenses for use in proprietary software under
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* the Blender License. See http://www.blender.org/BL/ for information
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* about this.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL/BL DUAL LICENSE BLOCK *****
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* vervanging voor een aantal fie's zoals swinopen, winset, (zie onder)
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* dit alles omdat GL en X te traag zijn
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* feb: Opengl en toch maar naar X!
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*/
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#include <string.h>
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#ifdef WIN32
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#include "BLI_winstuff.h"
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#endif
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#include "MEM_guardedalloc.h"
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#include "BLI_blenlib.h"
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#include "BLI_arithb.h"
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#include "BLI_editVert.h"
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#include "BLI_gsqueue.h"
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#include "DNA_screen_types.h"
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#include "BKE_global.h"
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#include "BIF_gl.h"
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#include "BIF_glutil.h"
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#include "BIF_mywindow.h"
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#include "BIF_screen.h"
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#include "mydevice.h"
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#include "blendef.h"
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#include "winlay.h"
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typedef struct {
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unsigned short event;
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short val;
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char ascii;
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} QEvent;
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typedef struct {
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struct bWindow *next, *prev;
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int id, pad;
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int xmin, xmax, ymin, ymax;
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float viewmat[4][4], winmat[4][4];
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GSQueue *qevents;
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} bWindow;
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/* globals */
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static Window *winlay_mainwindow;
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static int curswin=0;
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static bWindow *swinarray[MAXWIN]= {0};
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static bWindow mainwindow, renderwindow;
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static int mainwin_color_depth;
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void mywindow_init_mainwin(Window *win, int orx, int ory, int sizex, int sizey)
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{
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int r, g, b;
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winlay_mainwindow= win;
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swinarray[1]= &mainwindow;
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curswin= 1;
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mainwindow.xmin= orx;
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mainwindow.ymin= ory;
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mainwindow.xmax= orx+sizex-1;
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mainwindow.ymax= ory+sizey-1;
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mainwindow.qevents= NULL;
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myortho2(-0.5, (float)sizex-0.5, -0.5, (float)sizey-0.5);
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glLoadIdentity();
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glGetFloatv(GL_PROJECTION_MATRIX, (float *)mainwindow.winmat);
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glGetFloatv(GL_MODELVIEW_MATRIX, (float *)mainwindow.viewmat);
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glGetIntegerv(GL_RED_BITS, &r);
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glGetIntegerv(GL_GREEN_BITS, &g);
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glGetIntegerv(GL_BLUE_BITS, &b);
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mainwin_color_depth= r + g + b;
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}
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/* XXXXXXXXXXXXXXXX very hacky, not allowed to release
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* again after 2.24
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*/
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void mywindow_build_and_set_renderwin(void)
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{
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glGetFloatv(GL_PROJECTION_MATRIX, (float *)renderwindow.winmat);
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glGetFloatv(GL_MODELVIEW_MATRIX, (float *)renderwindow.viewmat);
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swinarray[2]= &renderwindow;
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renderwindow.qevents= NULL;
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curswin= 2;
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}
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/* ------------------------------------------------------------------------- */
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/* XXXXX, remove later */
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static bWindow *bwin_from_winid(int winid)
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{
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bWindow *bwin= swinarray[winid];
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if (!bwin) {
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printf("bwin_from_winid: Internal error, bad winid: %d\n", winid);
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}
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return bwin;
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}
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int bwin_qtest(int winid)
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{
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return !BLI_gsqueue_is_empty(bwin_from_winid(winid)->qevents);
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}
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unsigned short bwin_qread(int winid, short *val_r, char *ascii_r)
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{
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if (bwin_qtest(winid)) {
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QEvent evt;
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BLI_gsqueue_pop(bwin_from_winid(winid)->qevents, &evt);
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*val_r= evt.val;
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*ascii_r= evt.ascii;
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return evt.event;
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} else {
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*val_r= 0;
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return 0;
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}
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}
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void bwin_qadd(int winid, unsigned short event, short val, char ascii)
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{
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QEvent evt;
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evt.event= event;
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evt.val= val;
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evt.ascii= ascii;
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BLI_gsqueue_push(bwin_from_winid(winid)->qevents, &evt);
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}
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/* ------------------------------------------------------------------------- */
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void bwin_get_rect(int winid, rcti *rect_r)
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{
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bWindow *win= bwin_from_winid(winid);
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rect_r->xmin= win->xmin;
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rect_r->ymin= win->ymin;
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rect_r->xmax= win->xmax;
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rect_r->ymax= win->ymax;
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}
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void bwin_getsize(int win, int *x, int *y)
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{
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if(win<4) {
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if (win==1) {
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window_get_size(winlay_mainwindow, x, y);
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} else {
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printf("bwin_getsize: Internal error, bad winid: %d\n", win);
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*x= *y= 0;
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}
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} else {
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bWindow *bwin= swinarray[win];
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if (bwin) {
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*x= bwin->xmax-bwin->xmin+1;
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*y= bwin->ymax-bwin->ymin+1;
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}
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}
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}
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void bwin_getsuborigin(int win, int *x, int *y)
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{
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if(win<4) {
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*x= *y= 0;
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} else {
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bWindow *bwin= swinarray[win];
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if (bwin) {
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*x= bwin->xmin;
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*y= bwin->ymin;
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}
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}
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}
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void bwin_getsinglematrix(int winid, float mat[][4])
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{
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bWindow *win;
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float matview[4][4], matproj[4][4];
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win= swinarray[winid];
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if(win==0) {
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glGetFloatv(GL_PROJECTION_MATRIX, (float *)matproj);
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glGetFloatv(GL_MODELVIEW_MATRIX, (float *)matview);
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Mat4MulMat4(mat, matview, matproj);
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}
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else {
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Mat4MulMat4(mat, win->viewmat, win->winmat);
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}
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}
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/* ------------------------------------------------------------------------- */
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void bwin_load_viewmatrix(int winid, float mat[][4])
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{
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bWindow *win= bwin_from_winid(winid);
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glLoadMatrixf(mat);
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Mat4CpyMat4(win->viewmat, mat);
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}
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void bwin_load_winmatrix(int winid, float mat[][4])
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{
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bWindow *win= bwin_from_winid(winid);
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glLoadMatrixf(mat);
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Mat4CpyMat4(win->winmat, mat);
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}
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void bwin_get_viewmatrix(int winid, float mat[][4])
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{
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bWindow *win= bwin_from_winid(winid);
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Mat4CpyMat4(mat, win->viewmat);
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}
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void bwin_get_winmatrix(int winid, float mat[][4])
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{
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bWindow *win= bwin_from_winid(winid);
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Mat4CpyMat4(mat, win->winmat);
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}
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void bwin_multmatrix(int winid, float mat[][4])
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{
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bWindow *win= bwin_from_winid(winid);
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glMultMatrixf((float*) mat);
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glGetFloatv(GL_MODELVIEW_MATRIX, (float *)win->viewmat);
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}
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void bwin_clear_viewmat(int swin)
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{
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bWindow *win;
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win= swinarray[swin];
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if(win==0) return;
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memset(win->viewmat, 0, sizeof(win->viewmat));
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win->viewmat[0][0]= 1.0;
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win->viewmat[1][1]= 1.0;
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win->viewmat[2][2]= 1.0;
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win->viewmat[3][3]= 1.0;
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}
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void myloadmatrix(float mat[][4])
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{
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if (glaGetOneInteger(GL_MATRIX_MODE)==GL_MODELVIEW) {
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bwin_load_viewmatrix(curswin, mat);
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} else {
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bwin_load_winmatrix(curswin, mat);
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}
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}
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void mygetmatrix(float mat[][4])
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{
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if (glaGetOneInteger(GL_MATRIX_MODE)==GL_MODELVIEW) {
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bwin_get_viewmatrix(curswin, mat);
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} else {
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bwin_get_winmatrix(curswin, mat);
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}
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}
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void mymultmatrix(float mat[][4])
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{
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bwin_multmatrix(curswin, mat);
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}
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void mygetsingmatrix(float mat[][4])
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{
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bwin_getsinglematrix(curswin, mat);
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}
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int mywinget(void)
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{
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return curswin;
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}
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void mywinset(int wid)
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{
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bWindow *win;
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win= swinarray[wid];
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if(win==0) {
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printf("mywinset %d: doesn't exist\n", wid);
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return;
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}
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if (wid == 1) { /* main window */
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glViewport(0, 0, ( win->xmax-win->xmin)+1, ( win->ymax-win->ymin)+1);
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glScissor(0, 0, ( win->xmax-win->xmin)+1, ( win->ymax-win->ymin)+1);
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}
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else {
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int width= (win->xmax - win->xmin)+1;
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int height= (win->ymax - win->ymin)+1;
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/* CRITICAL, this clamping ensures that
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* the viewport never goes outside the screen
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* edges (assuming the x, y coords aren't
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* outside). This causes a hardware lock
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* on Matrox cards if it happens.
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*
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* Really Blender should never _ever_ try
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* to do such a thing, but just to be safe
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* clamp it anyway (or fix the bScreen
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* scaling routine, and be damn sure you
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* fixed it). - zr
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*/
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if (win->xmin + width>G.curscreen->sizex)
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width= G.curscreen->sizex - win->xmin;
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if (win->ymin + height>G.curscreen->sizey)
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height= G.curscreen->sizey - win->ymin;
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glViewport(win->xmin, win->ymin, width, height);
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glScissor(win->xmin, win->ymin, width, height);
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}
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glMatrixMode(GL_PROJECTION);
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glLoadMatrixf(&win->winmat[0][0]);
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glMatrixMode(GL_MODELVIEW);
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glLoadMatrixf(&win->viewmat[0][0]);
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glFinish();
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curswin= wid;
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}
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int myswinopen(int parentid, int xmin, int xmax, int ymin, int ymax)
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{
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bWindow *win= NULL;
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int freewinid;
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for (freewinid= 4; freewinid<MAXWIN; freewinid++)
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if (!swinarray[freewinid])
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break;
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if (freewinid==MAXWIN) {
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printf("too many windows\n");
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return 0;
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} else {
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win= MEM_callocN(sizeof(*win), "winopen");
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win->id= freewinid;
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swinarray[win->id]= win;
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win->xmin= xmin;
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win->ymin= ymin;
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win->xmax= xmax;
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win->ymax= ymax;
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win->qevents= BLI_gsqueue_new(sizeof(QEvent));
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Mat4One(win->viewmat);
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Mat4One(win->winmat);
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mywinset(win->id);
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return win->id;
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}
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}
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void mywinclose(int winid)
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{
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if (winid<4) {
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if (winid==1) {
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window_destroy(winlay_mainwindow);
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winlay_mainwindow= NULL;
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} else {
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printf("mwinclose: Internal error, bad winid: %d\n", winid);
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}
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} else {
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bWindow *win= swinarray[winid];
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if (win) {
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BLI_gsqueue_free(win->qevents);
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MEM_freeN(win);
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} else {
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printf("mwinclose: Internal error, bad winid: %d\n", winid);
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}
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}
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swinarray[winid]= 0;
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if (curswin==winid) curswin= 0;
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}
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void mywinposition(int winid, int xmin, int xmax, int ymin, int ymax) /* let op: andere syntax */
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{
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bWindow *win= bwin_from_winid(winid);
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win->xmin= xmin;
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win->ymin= ymin;
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win->xmax= xmax;
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win->ymax= ymax;
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}
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void bwin_ortho(int winid, float x1, float x2, float y1, float y2, float n, float f)
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{
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bWindow *bwin= bwin_from_winid(winid);
|
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|
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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glOrtho(x1, x2, y1, y2, n, f);
|
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|
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glGetFloatv(GL_PROJECTION_MATRIX, (float *)bwin->winmat);
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glMatrixMode(GL_MODELVIEW);
|
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}
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void bwin_ortho2(int win, float x1, float x2, float y1, float y2)
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{
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bwin_ortho(win, x1, x2, y1, y2, -1, 1);
|
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}
|
||||
|
||||
void bwin_frustum(int winid, float x1, float x2, float y1, float y2, float n, float f)
|
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{
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bWindow *win= bwin_from_winid(winid);
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||||
|
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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glFrustum(x1, x2, y1, y2, n, f);
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glGetFloatv(GL_PROJECTION_MATRIX, (float *)win->winmat);
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glMatrixMode(GL_MODELVIEW);
|
||||
}
|
||||
|
||||
void myortho(float x1, float x2, float y1, float y2, float n, float f)
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||||
{
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bwin_ortho(curswin, x1, x2, y1, y2, n, f);
|
||||
}
|
||||
|
||||
void myortho2(float x1, float x2, float y1, float y2)
|
||||
{
|
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bwin_ortho(curswin, x1, x2, y1, y2, -1, 1);
|
||||
}
|
||||
|
||||
void mywindow(float x1, float x2, float y1, float y2, float n, float f)
|
||||
{
|
||||
bwin_frustum(curswin, x1, x2, y1, y2, n, f);
|
||||
}
|
||||
|
||||
unsigned int index_to_framebuffer(int index)
|
||||
{
|
||||
unsigned int i= index;
|
||||
|
||||
switch(mainwin_color_depth) {
|
||||
case 8:
|
||||
i= ((i & 48)<<18) + ((i & 12)<<12) + ((i & 3)<<6);
|
||||
i |= 0x3F3F3F;
|
||||
break;
|
||||
case 12:
|
||||
i= ((i & 0xF00)<<12) + ((i & 0xF0)<<8) + ((i & 0xF)<<4);
|
||||
/* sometimes dithering subtracts! */
|
||||
i |= 0x0F0F0F;
|
||||
break;
|
||||
case 15:
|
||||
case 16:
|
||||
i= ((i & 0x7C00)<<9) + ((i & 0x3E0)<<6) + ((i & 0x1F)<<3);
|
||||
i |= 0x070707;
|
||||
break;
|
||||
default:
|
||||
i= ((i & 0x3F000)<<6) + ((i & 0xFC0)<<4) + ((i & 0x3F)<<2);
|
||||
i |= 0x030303;
|
||||
break;
|
||||
}
|
||||
|
||||
return i;
|
||||
}
|
||||
|
||||
int framebuffer_to_index(unsigned int col)
|
||||
{
|
||||
if (col==0) return 0;
|
||||
|
||||
switch(mainwin_color_depth) {
|
||||
case 8:
|
||||
return ((col & 0xC00000)>>18) + ((col & 0xC000)>>12) + ((col & 0xC0)>>6);
|
||||
case 12:
|
||||
return ((col & 0xF00000)>>12) + ((col & 0xF000)>>8) + ((col & 0xF0)>>4);
|
||||
case 15:
|
||||
case 16:
|
||||
return ((col & 0xF80000)>>9) + ((col & 0xF800)>>6) + ((col & 0xF8)>>3);
|
||||
default:
|
||||
return ((col & 0xFC0000)>>6) + ((col & 0xFC00)>>4) + ((col & 0xFC)>>2);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/* ********** END MY WINDOW ************** */
|
||||
|
||||
#ifdef WIN32
|
||||
static int is_a_really_crappy_nvidia_card(void) {
|
||||
static int well_is_it= -1;
|
||||
|
||||
/* Do you understand the implication? Do you? */
|
||||
if (well_is_it==-1)
|
||||
well_is_it= (strcmp((char*) glGetString(GL_VENDOR), "NVIDIA Corporation") == 0);
|
||||
|
||||
return well_is_it;
|
||||
}
|
||||
#endif
|
||||
|
||||
void myswapbuffers(void)
|
||||
{
|
||||
ScrArea *sa;
|
||||
|
||||
sa= G.curscreen->areabase.first;
|
||||
while(sa) {
|
||||
if(sa->win_swap==WIN_BACK_OK) sa->win_swap= WIN_FRONT_OK;
|
||||
if(sa->head_swap==WIN_BACK_OK) sa->head_swap= WIN_FRONT_OK;
|
||||
|
||||
sa= sa->next;
|
||||
}
|
||||
|
||||
/* HACK, some windows drivers feel they should honor the scissor
|
||||
* test when swapping buffers, disable the test while swapping
|
||||
* on WIN32. (namely Matrox and NVidia's new drivers around Oct 1 2001)
|
||||
* - zr
|
||||
*/
|
||||
|
||||
#ifdef WIN32
|
||||
/* HACK, in some NVidia driver release some kind of
|
||||
* fancy optimiziation (I presume) was put in which for
|
||||
* some reason causes parts of the buffer not to be
|
||||
* swapped. One way to defeat it is the following wierd
|
||||
* code (which we only do for nvidia cards). This should
|
||||
* be removed if NVidia fixes their drivers. - zr
|
||||
*/
|
||||
if (is_a_really_crappy_nvidia_card()) {
|
||||
glDrawBuffer(GL_FRONT);
|
||||
|
||||
glBegin(GL_LINES);
|
||||
glEnd();
|
||||
|
||||
glDrawBuffer(GL_BACK);
|
||||
}
|
||||
|
||||
glDisable(GL_SCISSOR_TEST);
|
||||
window_swap_buffers(winlay_mainwindow);
|
||||
glEnable(GL_SCISSOR_TEST);
|
||||
#else
|
||||
window_swap_buffers(winlay_mainwindow);
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
/* *********************** PATTERNS ENZO ***************** */
|
||||
|
||||
void setlinestyle(int nr)
|
||||
{
|
||||
if(nr==0) {
|
||||
glDisable(GL_LINE_STIPPLE);
|
||||
}
|
||||
else {
|
||||
|
||||
glEnable(GL_LINE_STIPPLE);
|
||||
glLineStipple(nr, 0xAAAA);
|
||||
}
|
||||
}
|
||||
|
||||
/*******************/
|
||||
/*******************/
|
||||
/* Menu utilities */
|
||||
|
||||
static int *frontbuffer_save= NULL;
|
||||
static int ov_x, ov_y, ov_sx, ov_sy;
|
||||
|
||||
void my_put_frontbuffer_image(void)
|
||||
{
|
||||
if (frontbuffer_save) {
|
||||
glRasterPos2f( (float)ov_x -0.5, (float)ov_y - 0.5 );
|
||||
glDrawPixels(ov_sx, ov_sy, GL_RGBA, GL_UNSIGNED_BYTE, frontbuffer_save);
|
||||
MEM_freeN(frontbuffer_save);
|
||||
frontbuffer_save= NULL;
|
||||
}
|
||||
}
|
||||
|
||||
void my_get_frontbuffer_image(int x, int y, int sx, int sy)
|
||||
{
|
||||
if(frontbuffer_save) return;
|
||||
|
||||
ov_x= x;
|
||||
ov_y= y;
|
||||
ov_sx= sx;
|
||||
ov_sy= sy;
|
||||
|
||||
if(sx>1 && sy>1) {
|
||||
frontbuffer_save= MEM_mallocN(sx*sy*4, "temp_frontbuffer_image");
|
||||
glReadPixels(x, y, sx, sy, GL_RGBA, GL_UNSIGNED_BYTE, frontbuffer_save);
|
||||
}
|
||||
|
||||
#ifdef WIN32
|
||||
/* ander coordinatensysteem! */
|
||||
y= (G.curscreen->sizey-y);
|
||||
|
||||
if(curswin>3) {
|
||||
y -= curarea->winrct.ymin;
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
int mywin_inmenu(void) {
|
||||
return frontbuffer_save?1:0;
|
||||
}
|
||||
|
||||
void mywin_getmenu_rect(int *x, int *y, int *sx, int *sy) {
|
||||
*x= ov_x;
|
||||
*sx= ov_sx;
|
||||
*sy= ov_sy;
|
||||
|
||||
#if defined(WIN32) || defined (__BeOS)
|
||||
*y= ov_y;
|
||||
#else
|
||||
*y= (G.curscreen->sizey - ov_y) - ov_sy;
|
||||
#endif
|
||||
}
|
||||
Reference in New Issue
Block a user