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-rw-r--r--progs/windml/uglaccum.c250
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diff --git a/progs/windml/uglaccum.c b/progs/windml/uglaccum.c
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--- a/progs/windml/uglaccum.c
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@@ -1,250 +0,0 @@
-
-/* Copyright (c) Mark J. Kilgard, 1994. */
-
-/*
- * (c) Copyright 1993, Silicon Graphics, Inc.
- * ALL RIGHTS RESERVED
- * Permission to use, copy, modify, and distribute this software for
- * any purpose and without fee is hereby granted, provided that the above
- * copyright notice appear in all copies and that both the copyright notice
- * and this permission notice appear in supporting documentation, and that
- * the name of Silicon Graphics, Inc. not be used in advertising
- * or publicity pertaining to distribution of the software without specific,
- * written prior permission.
- *
- * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
- * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
- * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
- * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
- * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
- * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
- * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
- * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN
- * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
- * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * US Government Users Restricted Rights
- * Use, duplication, or disclosure by the Government is subject to
- * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
- * (c)(1)(ii) of the Rights in Technical Data and Computer Software
- * clause at DFARS 252.227-7013 and/or in similar or successor
- * clauses in the FAR or the DOD or NASA FAR Supplement.
- * Unpublished-- rights reserved under the copyright laws of the
- * United States. Contractor/manufacturer is Silicon Graphics,
- * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311.
- *
- * OpenGL(TM) is a trademark of Silicon Graphics, Inc.
- */
-
-/* Original name: accanti.c
- *
- * Conversion to UGL/Mesa by Stephane Raimbault
- */
-
-#include <stdio.h>
-#include <math.h>
-
-#include <ugl/ugl.h>
-#include <ugl/uglevent.h>
-#include <ugl/uglinput.h>
-
-#include <GL/uglmesa.h>
-#include <GL/uglglutshapes.h>
-
-#include "../book/jitter.h"
-
-UGL_LOCAL UGL_EVENT_SERVICE_ID eventServiceId;
-UGL_LOCAL UGL_EVENT_Q_ID qId;
-UGL_LOCAL UGL_MESA_CONTEXT umc;
-
-/* Initialize lighting and other values.
- */
-UGL_LOCAL void initGL(GLsizei w, GLsizei h)
- {
- GLfloat mat_ambient[] = { 1.0, 1.0, 1.0, 1.0 };
- GLfloat mat_specular[] = { 1.0, 1.0, 1.0, 1.0 };
- GLfloat light_position[] = { 0.0, 0.0, 10.0, 1.0 };
- GLfloat lm_ambient[] = { 0.2, 0.2, 0.2, 1.0 };
-
- glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
- glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular);
- glMaterialf(GL_FRONT, GL_SHININESS, 50.0);
- glLightfv(GL_LIGHT0, GL_POSITION, light_position);
- glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lm_ambient);
-
- glEnable(GL_LIGHTING);
- glEnable(GL_LIGHT0);
- glDepthFunc(GL_LESS);
- glEnable(GL_DEPTH_TEST);
- glShadeModel (GL_FLAT);
-
- glClearColor(0.0, 0.0, 0.0, 0.0);
- glClearAccum(0.0, 0.0, 0.0, 0.0);
-
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- if (w <= h)
- glOrtho (-2.25, 2.25, -2.25*h/w, 2.25*h/w, -10.0, 10.0);
- else
- glOrtho (-2.25*w/h, 2.25*w/h, -2.25, 2.25, -10.0, 10.0);
- glMatrixMode(GL_MODELVIEW);
- }
-
-UGL_LOCAL void displayObjects(void)
- {
- GLfloat torus_diffuse[] = { 0.7, 0.7, 0.0, 1.0 };
- GLfloat cube_diffuse[] = { 0.0, 0.7, 0.7, 1.0 };
- GLfloat sphere_diffuse[] = { 0.7, 0.0, 0.7, 1.0 };
- GLfloat octa_diffuse[] = { 0.7, 0.4, 0.4, 1.0 };
-
- glPushMatrix ();
- glRotatef (30.0, 1.0, 0.0, 0.0);
-
- glPushMatrix ();
- glTranslatef (-0.80, 0.35, 0.0);
- glRotatef (100.0, 1.0, 0.0, 0.0);
- glMaterialfv(GL_FRONT, GL_DIFFUSE, torus_diffuse);
- glutSolidTorus (0.275, 0.85, 16, 16);
- glPopMatrix ();
-
- glPushMatrix ();
- glTranslatef (-0.75, -0.50, 0.0);
- glRotatef (45.0, 0.0, 0.0, 1.0);
- glRotatef (45.0, 1.0, 0.0, 0.0);
- glMaterialfv(GL_FRONT, GL_DIFFUSE, cube_diffuse);
- glutSolidCube (1.5);
- glPopMatrix ();
-
- glPushMatrix ();
- glTranslatef (0.75, 0.60, 0.0);
- glRotatef (30.0, 1.0, 0.0, 0.0);
- glMaterialfv(GL_FRONT, GL_DIFFUSE, sphere_diffuse);
- glutSolidSphere (1.0, 16, 16);
- glPopMatrix ();
-
- glPushMatrix ();
- glTranslatef (0.70, -0.90, 0.25);
- glMaterialfv(GL_FRONT, GL_DIFFUSE, octa_diffuse);
- glutSolidOctahedron ();
- glPopMatrix ();
-
- glPopMatrix ();
- }
-
-#define ACSIZE 8
-
-UGL_LOCAL void drawGL(void)
- {
- GLint viewport[4];
- int jitter;
-
- glGetIntegerv (GL_VIEWPORT, viewport);
-
- glClear(GL_ACCUM_BUFFER_BIT);
- for (jitter = 0; jitter < ACSIZE; jitter++)
- {
- glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
- glPushMatrix ();
-/* Note that 4.5 is the distance in world space between
- * left and right and bottom and top.
- * This formula converts fractional pixel movement to
- * world coordinates.
- */
- glTranslatef (j8[jitter].x*4.5/viewport[2],
- j8[jitter].y*4.5/viewport[3], 0.0);
- displayObjects ();
- glPopMatrix ();
- glAccum(GL_ACCUM, 1.0/ACSIZE);
- }
- glAccum (GL_RETURN, 1.0);
- glFlush();
-
- uglMesaSwapBuffers();
- }
-
-UGL_LOCAL int getEvent(void)
- {
- UGL_EVENT event;
- UGL_STATUS status;
- int retVal = 0;
-
- status = uglEventGet (qId, &event, sizeof (event), UGL_NO_WAIT);
-
- while (status != UGL_STATUS_Q_EMPTY)
- {
- UGL_INPUT_EVENT * pInputEvent = (UGL_INPUT_EVENT *)&event;
-
- if (pInputEvent->modifiers & UGL_KEYBOARD_KEYDOWN)
- retVal = 1;
-
- status = uglEventGet (qId, &event, sizeof (event), UGL_NO_WAIT);
- }
-
- return(retVal);
- }
-
-void windMLAccum (UGL_BOOL windMLMode);
-
-void uglaccum (void)
- {
- taskSpawn("tAccum", 210, VX_FP_TASK, 100000,
- (FUNCPTR)windMLAccum,UGL_FALSE,1,2,3,4,5,6,7,8,9);
- }
-
-void windMLAccum (UGL_BOOL windMLMode)
- {
- UGL_INPUT_DEVICE_ID keyboardDevId;
- GLsizei width, height;
-
- uglInitialize();
-
- uglDriverFind (UGL_KEYBOARD_TYPE, 0, (UGL_UINT32 *)&keyboardDevId);
-
- uglDriverFind (UGL_EVENT_SERVICE_TYPE, 0, (UGL_UINT32 *)&eventServiceId);
-
- qId = uglEventQCreate (eventServiceId, 100);
-
- if (windMLMode)
- umc = uglMesaCreateNewContextExt(UGL_MESA_DOUBLE
- | UGL_MESA_WINDML_EXCLUSIVE,
- 16,
- 0,
- 8,8,8,0,
- NULL);
- else
- umc = uglMesaCreateNewContextExt(UGL_MESA_DOUBLE,
- 16,
- 0,
- 8,8,8,0,
- NULL);
-
- if (umc == NULL)
- {
- uglDeinitialize();
- return;
- }
-
- /* Fullscreen */
-
- uglMesaMakeCurrentContext(umc, 0, 0,
- UGL_MESA_FULLSCREEN_WIDTH,
- UGL_MESA_FULLSCREEN_HEIGHT);
-
- uglMesaGetIntegerv(UGL_MESA_WIDTH, &width);
- uglMesaGetIntegerv(UGL_MESA_HEIGHT, &height);
-
- initGL(width, height);
-
- drawGL();
-
- while (!getEvent());
-
- uglEventQDestroy (eventServiceId, qId);
-
- uglMesaDestroyContext();
- uglDeinitialize();
-
- return;
- }