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Diffstat (limited to 'progs/windml/uglpoint.c')
-rw-r--r-- | progs/windml/uglpoint.c | 277 |
1 files changed, 0 insertions, 277 deletions
diff --git a/progs/windml/uglpoint.c b/progs/windml/uglpoint.c deleted file mode 100644 index 49c432c3a41..00000000000 --- a/progs/windml/uglpoint.c +++ /dev/null @@ -1,277 +0,0 @@ - -/* uglpoint.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. - */ - -/* - * Authors: - * Stephane Raimbault <stephane.raimbault@windriver.com> - */ - -/* -DESCRIPTION -Draw a single point. -*/ - -#include <stdio.h> -#include <math.h> - -#include <ugl/ugl.h> -#include <ugl/uglevent.h> -#include <ugl/uglinput.h> - -#include <GL/uglmesa.h> - -#define DOUBLE_BUFFER GL_TRUE - -enum { - BLACK = 0, - RED, - GREEN, - BLUE, - WHITE -}; - -UGL_LOCAL GLuint rgb; -UGL_LOCAL UGL_EVENT_SERVICE_ID eventServiceId; -UGL_LOCAL UGL_EVENT_Q_ID qId; -UGL_LOCAL UGL_MESA_CONTEXT umc; -UGL_LOCAL GLint angleT; - -UGL_LOCAL void initGL (void) - { - /* By passed in RGB mode */ - uglMesaSetColor(BLACK, 0.0, 0.0, 0.0); - uglMesaSetColor(RED, 1.0, 0.0, 0.0); - uglMesaSetColor(GREEN, 0.0, 1.0, 0.0); - uglMesaSetColor(BLUE, 0.0, 0.0, 1.0); - uglMesaSetColor(WHITE, 1.0, 1.0, 1.0); - - glOrtho(0.0, 1.0, 0.0, 1.0, -20.0, 20.0); - - glClearColor(0.0, 0.0, 0.0, 0.0); - glClearIndex(BLACK); - } - -UGL_LOCAL void drawGL (void) - { - GLint i; - GLfloat x, y; - - /* Avoid blinking in single buffer */ - - if (DOUBLE_BUFFER) - glClear(GL_COLOR_BUFFER_BIT); - - /* Random points */ - - glBegin(GL_POINTS); - (rgb) ? glColor3f(1.0, 0.0, 0.0): glIndexi(RED); - - for (i=0; i<150; i++) - { - x = rand() / (RAND_MAX+1.0); - y = rand() / (RAND_MAX+1.0); - glVertex2f(x, y); - } - - (rgb) ? glColor3f(0.0, 1.0, 0.0): glIndexi(GREEN); - - for (i=0; i<150; i++) - { - x = (rand() / (RAND_MAX+1.0)); - y = (rand() / (RAND_MAX+1.0)); - glVertex2f(x, y); - } - - (rgb) ? glColor3f(0.0, 0.0, 1.0): glIndexi(BLUE); - glVertex2f(0.5,0.5); - - for (i=0; i<150; i++) - { - x = rand() / (RAND_MAX+1.0); - y = rand() / (RAND_MAX+1.0); - glVertex2f(x, y); - } - - glEnd(); - - /* Smooth triangle */ - - glPushMatrix(); - glTranslatef(0.5, 0.5, 0); - glRotatef(angleT, 1.0, -1.0, 0.0); - angleT = angleT++ % 360; - glBegin(GL_TRIANGLES); - (rgb) ? glColor3f(1.0, 0.0, 0.0): glIndexi(RED); - glVertex2f(0.75, 0.25); - (rgb) ? glColor3f(0.0, 1.0, 0.0): glIndexi(GREEN); - glVertex2f(0.75, 0.75); - (rgb) ? glColor3f(0.0, 0.0, 1.0): glIndexi(BLUE); - glVertex2f(0.25, 0.75); - glEnd(); - glPopMatrix(); - - /* Flush and swap */ - - glFlush(); - - uglMesaSwapBuffers(); - } - -/************************************************************************ -* -* getEvent -* -* RETURNS: true or false -* -* NOMANUAL -* -*/ - -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 windMLPoint (UGL_BOOL windMLMode); - -void uglpoint (void) - { - taskSpawn ("tPoint", 210, VX_FP_TASK, 100000, - (FUNCPTR)windMLPoint, UGL_FALSE,1,2,3,4,5,6,7,8,9); - } - -void windMLPoint (UGL_BOOL windMLMode) - { - GLubyte pPixels[4]; - GLsizei width, height; - UGL_INPUT_DEVICE_ID keyboardDevId; - - angleT = 0; - - 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; - } - - if (DOUBLE_BUFFER) - { - if (windMLMode) - umc = uglMesaCreateNewContext(UGL_MESA_DOUBLE - | UGL_MESA_WINDML_EXCLUSIVE, NULL); - else - umc = uglMesaCreateNewContext(UGL_MESA_DOUBLE, NULL); - } - else - { - if (windMLMode) - umc = uglMesaCreateNewContext(UGL_MESA_SINGLE - | UGL_MESA_WINDML_EXCLUSIVE, NULL); - else - umc = uglMesaCreateNewContext(UGL_MESA_SINGLE, NULL); - } - - if (umc == NULL) - { - uglDeinitialize(); - return; - } - - /* Fullscreen */ - - uglMesaMakeCurrentContext(umc, 0, 0, UGL_MESA_FULLSCREEN_WIDTH, - UGL_MESA_FULLSCREEN_HEIGHT); - - /* RGB or CI ? */ - - uglMesaGetIntegerv(UGL_MESA_RGB, &rgb); - - initGL(); - - while (!getEvent()) - drawGL(); - - uglMesaGetIntegerv(UGL_MESA_WIDTH, &width); - uglMesaGetIntegerv(UGL_MESA_HEIGHT, &height); - - printf ("glReadPixel return "); - if (rgb) - { - glReadPixels(width/2, height/2, - 1, 1, GL_RGB, - GL_UNSIGNED_BYTE, pPixels); - glFlush(); - printf ("R:%i G:%i B:%i (RGB)", pPixels[0], pPixels[1], pPixels[2]); - } - else - { - glReadPixels(width/2, height/2, - 1, 1, GL_COLOR_INDEX, - GL_UNSIGNED_BYTE, pPixels); - glFlush(); - if (pPixels[0] == BLUE) - printf ("BLUE (CI)"); - else - printf ("%i (CI))", pPixels[0]); - } - - printf(" for %ix%i\n", width/2, height/2); - - if (eventServiceId != UGL_NULL) - uglEventQDestroy (eventServiceId, qId); - - uglMesaDestroyContext(); - uglDeinitialize(); - - return; - } |