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-rw-r--r--progs/windml/uglicotorus.c315
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diff --git a/progs/windml/uglicotorus.c b/progs/windml/uglicotorus.c
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--- a/progs/windml/uglicotorus.c
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-/* uglicotorus.c - WindML/Mesa example program */
-
-/* Copyright (C) 2001 by Wind River Systems, Inc */
-
-/*
- * Mesa 3-D graphics library
- * Version: 3.5
- *
- * The MIT License
- * 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
- * THE AUTHORS OR COPYRIGHT 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.
- */
-
-/*
-modification history
---------------------
-01a,jun01,sra
-*/
-
-#include <stdio.h>
-#include <math.h>
-
-#include <ugl/uglevent.h>
-#include <ugl/uglinput.h>
-#include <ugl/uglucode.h>
-
-#include <GL/uglmesa.h>
-#include <GL/glu.h>
-
-/* Need GLUT_SHAPES */
-
-#include <GL/uglglutshapes.h>
-
-UGL_LOCAL UGL_EVENT_SERVICE_ID eventServiceId;
-UGL_LOCAL UGL_EVENT_Q_ID qId;
-UGL_LOCAL UGL_MESA_CONTEXT umc;
-UGL_LOCAL volatile UGL_BOOL stopWex;
-
-UGL_LOCAL GLfloat angle;
-UGL_LOCAL GLboolean chaos_on;
-UGL_LOCAL GLboolean color_on;
-
-UGL_LOCAL GLuint theIco, theTorus, theSphere, theCube;
-
-UGL_LOCAL void initGL
- (
- int w,
- int h
- )
- {
- glViewport(0,0,(GLsizei)w,(GLsizei)h);
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- gluPerspective(60.0,(GLfloat)w/(GLfloat)h,1.0,60.0);
-
- glMatrixMode(GL_MODELVIEW);
- glLoadIdentity();
- gluLookAt(0.0,0.0,25.0,0.0,0.0,0.0,0.0,1.0,0.0);
-
- glClearColor(0.0,0.0,0.0,0.0);
-
- glEnable(GL_DEPTH_TEST);
- glEnable(GL_LIGHTING);
- glEnable(GL_LIGHT0);
-
- glEnable(GL_COLOR_MATERIAL);
-
- theIco = glGenLists(1);
- glNewList(theIco, GL_COMPILE);
- glutSolidIcosahedron();
- glEndList();
-
- theTorus = glGenLists(1);
- glNewList(theTorus, GL_COMPILE);
- glutSolidTorus(0.2,1.0,10,10);
- glEndList();
-
- theSphere = glGenLists(1);
- glNewList(theSphere, GL_COMPILE);
- glutSolidSphere(2.5,20,20);
- glEndList();
-
- theCube = glGenLists(1);
- glNewList(theCube, GL_COMPILE);
- glutSolidCube(4.0);
- glEndList();
-
- }
-
-UGL_LOCAL void createIcoToruses
- (
- int i
- )
- {
- glPushMatrix();
- glRotatef(angle,1.0,1.0,1.0);
- glCallList(theIco);
-
- switch (i)
- {
- case 9 :
- glColor3f(1.0,0.0,0.0);
- break;
- case 0 :
- glColor3f(1.0,0.1,0.7);
- break;
- case 1 :
- glColor3f(1.0,0.0,1.0);
- break;
- case 2 :
- glColor3f(0.0,0.0,1.0);
- break;
- case 3 :
- glColor3f(0.0,0.5,1.0);
- break;
- case 4 :
- glColor3f(0.0,1.0,0.7);
- break;
- case 5 :
- glColor3f(0.0,1.0,0.0);
- break;
- case 6 :
- glColor3f(0.5,1.0,0.0);
- break;
- case 7 :
- glColor3f(1.0,1.0,0.0);
- break;
- case 8 :
- glColor3f(1.0,0.5,0.0);
- break;
- }
-
- glRotatef(angle,1.0,1.0,1.0);
- glCallList(theTorus);
- glRotatef(-2*angle,1.0,1.0,1.0);
- glCallList(theTorus);
- glPopMatrix();
- }
-
-UGL_LOCAL void drawGL (void)
- {
- int i;
-
- if (color_on)
- glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
- else
- glClear(GL_DEPTH_BUFFER_BIT);
-
- glPushMatrix();
-
- if (chaos_on)
- glRotatef(angle,1.0,1.0,1.0);
-
- glPushMatrix();
- glRotatef(angle,1.0,1.0,1.0);
- glColor3f(1.0,0.5,0.0);
- glCallList(theSphere);
- glColor3f(1.0,0.0,0.0);
- glCallList(theCube);
- glPopMatrix();
-
- glRotatef(-angle,0.0,0.0,1.0);
- glPushMatrix();
- /* draw ten icosahedrons */
- for (i = 0; i < 10; i++)
- {
- glPushMatrix();
- glRotatef(36*i,0.0,0.0,1.0);
- glTranslatef(10.0,0.0,0.0);
- glRotatef(2*angle,0.0,1.0,0.0);
- glTranslatef(0.0,0.0,2.0);
-
- createIcoToruses(i);
- glPopMatrix();
- }
- glPopMatrix();
-
- glPopMatrix();
-
- uglMesaSwapBuffers();
-
- angle += 1.0;
-
- }
-
-UGL_LOCAL void echoUse(void)
- {
- printf("tIcoTorus keys:\n");
- printf(" c Toggle color buffer clear\n");
- printf(" SPACE Toggle chaos mode\n");
- printf(" ESC Exit\n");
- }
-
-UGL_LOCAL void readKey (UGL_WCHAR key)
- {
-
- switch(key)
- {
- case 'c':
- color_on = !color_on;
- break;
- case UGL_UNI_SPACE:
- chaos_on = !chaos_on;
- break;
- case UGL_UNI_ESCAPE:
- stopWex = UGL_TRUE;
- break;
- }
- }
-
-UGL_LOCAL void loopEvent(void)
- {
- UGL_EVENT event;
- UGL_INPUT_EVENT * pInputEvent;
-
- UGL_FOREVER
- {
- if (uglEventGet (qId, &event, sizeof (event), UGL_NO_WAIT)
- != UGL_STATUS_Q_EMPTY)
- {
- pInputEvent = (UGL_INPUT_EVENT *)&event;
-
- if (pInputEvent->header.type == UGL_EVENT_TYPE_KEYBOARD &&
- pInputEvent->modifiers & UGL_KEYBOARD_KEYDOWN)
- readKey(pInputEvent->type.keyboard.key);
- }
-
- drawGL();
- if (stopWex)
- break;
- }
- }
-
-void windMLIcoTorus (UGL_BOOL windMLMode);
-
-void uglicotorus (void)
- {
- taskSpawn ("tIcoTorus", 210, VX_FP_TASK, 100000, (FUNCPTR)windMLIcoTorus,
- UGL_FALSE,1,2,3,4,5,6,7,8,9);
- }
-
-void windMLIcoTorus (UGL_BOOL windMLMode)
- {
- GLsizei width, height;
- UGL_INPUT_DEVICE_ID keyboardDevId;
-
- angle = 0.0;
- chaos_on = GL_TRUE;
- color_on = GL_TRUE;
-
- uglInitialize ();
-
- uglDriverFind (UGL_KEYBOARD_TYPE, 0,
- (UGL_UINT32 *)&keyboardDevId);
-
- if (uglDriverFind (UGL_EVENT_SERVICE_TYPE, 0,
- (UGL_UINT32 *)&eventServiceId) == UGL_STATUS_OK)
- {
- qId = uglEventQCreate (eventServiceId, 100);
- }
- else
- {
- eventServiceId = UGL_NULL;
- }
-
- /* Double buffering */
- if (windMLMode)
- umc = uglMesaCreateNewContext(UGL_MESA_DOUBLE
- | UGL_MESA_WINDML_EXCLUSIVE, NULL);
- else
- umc = uglMesaCreateNewContext(UGL_MESA_DOUBLE, NULL);
-
- if (umc == NULL)
- {
- uglDeinitialize ();
- return;
- }
-
- 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);
-
- echoUse();
-
- stopWex = UGL_FALSE;
- loopEvent();
-
- if (eventServiceId != UGL_NULL)
- uglEventQDestroy (eventServiceId, qId);
-
- uglMesaDestroyContext ();
- uglDeinitialize ();
-
- return;
- }
-
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