Include mesa-6.4.2 project

1 files changed, 315 insertions, 0 deletions

diff --git a/nx-X11/extras/Mesa_6.4.2/progs/windml/uglicotorus.c b/nx-X11/extras/Mesa_6.4.2/progs/windml/uglicotorus.c
new file mode 100644
index 000000000..c09b6d1b5
--- /dev/null
+++ b/nx-X11/extras/Mesa_6.4.2/progs/windml/uglicotorus.c
@@ -0,0 +1,315 @@
+/* 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;
+    }
+