From 976c26ca34f2ae8cc6f8b9f9b091efeba1311a94 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 20 Aug 2001 16:07:10 +0000 Subject: WindML driver (Stephane Raimbault) --- progs/windml/uglcube.c | 253 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 253 insertions(+) create mode 100644 progs/windml/uglcube.c (limited to 'progs/windml/uglcube.c') diff --git a/progs/windml/uglcube.c b/progs/windml/uglcube.c new file mode 100644 index 0000000000..9080ba1fb9 --- /dev/null +++ b/progs/windml/uglcube.c @@ -0,0 +1,253 @@ +/* uglcube.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. + */ + +/* +DESCRIPTION +Draw a smooth cube. +*/ + +#include +#include + +#include +#include + +#include +#include + +UGL_LOCAL UGL_EVENT_SERVICE_ID eventServiceId; +UGL_LOCAL UGL_EVENT_Q_ID qId; +UGL_LOCAL UGL_MESA_CONTEXT umc; +UGL_LOCAL GLfloat rotx; +UGL_LOCAL GLfloat roty; +UGL_LOCAL GLuint theCube; + +UGL_LOCAL void cube() + { + + /* Front */ + glBegin(GL_QUADS); + glColor3f(0.0f, 0.0f, 1.0f); + glVertex3f(-1.0f, 1.0f, 1.0f); + glColor3f(0.0f, 1.0f, 0.0f); + glVertex3f(1.0f, 1.0f, 1.0f); + glColor3f(1.0f, 0.0f, 0.0f); + glVertex3f(1.0f, -1.0f, 1.0f); + glColor3f(1.0f, 1.0f, 0.0f); + glVertex3f(-1.0f, -1.0f, 1.0f); + glEnd(); + + + /* Back */ + glBegin(GL_QUADS); + glColor3f(0.0f, 0.0f, 1.0f); + glVertex3f(-1.0f, 1.0f, -1.0f); + glColor3f(0.0f, 1.0f, 0.0f); + glVertex3f(1.0f, 1.0f, -1.0f); + glColor3f(1.0f, 0.0f, 0.0f); + glVertex3f(1.0f, -1.0f, -1.0f); + glColor3f(1.0f, 1.0f, 0.0f); + glVertex3f(-1.0f, -1.0f, -1.0f); + glEnd(); + + + /* Right */ + glBegin(GL_QUADS); + glColor3f(0.0f, 1.0f, 0.0f); + glVertex3f(1.0f, 1.0f, 1.0f); + glColor3f(0.0f, 1.0f, 0.0f); + glVertex3f(1.0f, 1.0f, -1.0f); + glColor3f(1.0f, 0.0f, 0.0f); + glVertex3f(1.0f, -1.0f, -1.0f); + glColor3f(1.0f, 0.0f, 0.0f); + glVertex3f(1.0f, -1.0f, 1.0f); + glEnd(); + + /* Left */ + glBegin(GL_QUADS); + glColor3f(0.0f, 0.0f, 1.0f); + glVertex3f(-1.0f, 1.0f, 1.0f); + glColor3f(0.0f, 0.0f, 1.0f); + glVertex3f(-1.0f, 1.0f, -1.0f); + glColor3f(1.0f, 1.0f, 0.0f); + glVertex3f(-1.0f, -1.0f, -1.0f); + glColor3f(1.0f, 1.0f, 0.0f); + glVertex3f(-1.0f, -1.0f, 1.0f); + glEnd(); + + /* Top */ + glBegin(GL_QUADS); + glColor3f(0.0f, 0.0f, 1.0f); + glVertex3f(-1.0f, 1.0f, -1.0f); + glColor3f(0.0f, 1.0f, 0.0f); + glVertex3f(1.0f, 1.0f, -1.0f); + glColor3f(0.0f, 1.0f, 0.0f); + glVertex3f(1.0f, 1.0f, 1.0f); + glColor3f(0.0f, 0.0f, 1.0f); + glVertex3f(-1.0f, 1.0f, 1.0f); + glEnd(); + + + /* Bottom */ + glBegin(GL_QUADS); + glColor3f(1.0f, 1.0f, 0.0f); + glVertex3f(-1.0f, -1.0f, -1.0f); + glColor3f(1.0f, 0.0f, 0.0f); + glVertex3f(1.0f, -1.0f, -1.0f); + glColor3f(1.0f, 0.0f, 0.0f); + glVertex3f(1.0f, -1.0f, 1.0f); + glColor3f(1.0f, 1.0f, 0.0f); + glVertex3f(-1.0f, -1.0f, 1.0f); + glEnd(); + } + +UGL_LOCAL void initGL + ( + int Width, + int Height + ) + { + glClearColor(0.0f, 0.0f, 0.0f, 0.0f); + glDepthFunc(GL_LESS); + glEnable(GL_DEPTH_TEST); + glShadeModel(GL_SMOOTH); + + theCube = glGenLists(1); + glNewList(theCube, GL_COMPILE); + cube(); + glEndList(); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + gluPerspective(45.0f, (GLfloat) Width / (GLfloat) Height, 0.1f, 100.0f); + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glTranslatef(0.0f, 0.0f, -6.0f); + } + + +/* The main drawing function. */ + +UGL_LOCAL void drawGL() + { + + /* Clear The Screen And The Depth Buffer */ + + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + /* Rotate the cube */ + + glRotatef(rotx, 1.0f, 0.0f, 0.0f); + glRotatef(roty, 0.0f, 1.0f, 0.0f); + + glCallList(theCube); + + glFlush(); + + uglMesaSwapBuffers(); + } + + +/* The function called whenever a key is pressed. */ + +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 windMLCube (void); + +void uglcube (void) + { + taskSpawn("tCube", 210, VX_FP_TASK, 100000, (FUNCPTR)windMLCube, + 0,1,2,3,4,5,6,7,8,9); + } + +void windMLCube (void) + { + GLsizei width, height; + UGL_INPUT_DEVICE_ID keyboardDevId; + + rotx = 2.5f; + roty = 1.0f; + + 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; + } + + umc = uglMesaCreateNewContext(UGL_MESA_DOUBLE, NULL); + + /* Fullscreen */ + + uglMesaMakeCurrentContext(umc, 0, 0, UGL_MESA_FULLSCREEN_WIDTH, + UGL_MESA_FULLSCREEN_HEIGHT); + + uglMesaGetIntegerv(UGL_MESA_WIDTH, &width); + uglMesaGetIntegerv(UGL_MESA_HEIGHT, &height); + + /* Initialize our window. */ + + initGL(width, height); + + while (!getEvent()) + drawGL(); + + if (eventServiceId != UGL_NULL) + uglEventQDestroy (eventServiceId, qId); + + uglMesaDestroyContext(); + uglDeinitialize(); + + return; + } -- cgit v1.2.3