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Diffstat (limited to 'progs/windml/uglline.c')
| -rw-r--r-- | progs/windml/uglline.c | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/progs/windml/uglline.c b/progs/windml/uglline.c deleted file mode 100644 index e58f071ea4b..00000000000 --- a/progs/windml/uglline.c +++ /dev/null @@ -1,274 +0,0 @@ - -/* uglline.c - WindML/Mesa example program */ - -/* - * Copyright (c) 1991, 1992, 1993 Silicon Graphics, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and - * its documentation for any purpose is hereby granted without fee, provided - * that (i) the above copyright notices and this permission notice appear in - * all copies of the software and related documentation, and (ii) the name of - * Silicon Graphics may not be used in any advertising or - * publicity relating to the software without the specific, prior written - * permission of Silicon Graphics. - * - * THE SOFTWARE IS PROVIDED "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 BE LIABLE FOR - * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, - * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, - * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF - * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -/* -modification history --------------------- -01a,jun01,sra Ported to UGL/Mesa and modifications -*/ - -/* -DESCRIPTION -Draw circular lines -*/ - -#include <stdio.h> -#include <math.h> - -#include <ugl/ugl.h> -#include <ugl/uglucode.h> -#include <ugl/uglevent.h> -#include <ugl/uglinput.h> - -#include <GL/uglmesa.h> -#include <GL/glu.h> - -#define BLACK (0) -#define YELLOW (1) -#define GREEN (2) -#define BLUE (3) -#define CI_OFFSET 4 - -UGL_LOCAL GLuint rgb; -UGL_LOCAL UGL_EVENT_SERVICE_ID eventServiceId; -UGL_LOCAL UGL_EVENT_Q_ID qId; -UGL_LOCAL volatile UGL_BOOL stopWex; -UGL_LOCAL UGL_MESA_CONTEXT umc; - -UGL_LOCAL GLboolean mode1, mode2; -UGL_LOCAL GLint size; - -UGL_LOCAL GLfloat pntA[3] = { - -10.0, 0.0, 0.0 -}; -UGL_LOCAL GLfloat pntB[3] = { - -5.0, 0.0, 0.0 -}; - -UGL_LOCAL GLint angleA; - -UGL_LOCAL void initGL (void) - { - GLint i; - - uglMesaSetColor(BLACK, 0.0, 0.0, 0.0); - uglMesaSetColor(YELLOW, 1.0, 1.0, 0.0); - uglMesaSetColor(GREEN, 0.0, 1.0, 0.0); - uglMesaSetColor(BLUE, 0.0, 0.0, 1.0); - - for (i = 0; i < 16; i++) - { - uglMesaSetColor(CI_OFFSET+i, i/15.0, i/15.0, 0.0); - } - - glClearColor(0.0, 0.0, 0.0, 0.0); - glClearIndex(BLACK); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glOrtho(-10, 10, -10, 10, -10.0, 10.0); - - glMatrixMode(GL_MODELVIEW); - - glLineStipple(1, 0xF0E0); - glBlendFunc(GL_SRC_ALPHA, GL_ONE); - - mode1 = GL_FALSE; - mode2 = GL_FALSE; - size = 1; - } - -UGL_LOCAL void drawGL (void) - { - - GLint ci, i; - - glClear(GL_COLOR_BUFFER_BIT); - - glLineWidth(size); - - if (mode1) { - glEnable(GL_LINE_STIPPLE); - } else { - glDisable(GL_LINE_STIPPLE); - } - - if (mode2) { - ci = CI_OFFSET; - glEnable(GL_LINE_SMOOTH); - glEnable(GL_BLEND); - } else { - ci = YELLOW; - glDisable(GL_LINE_SMOOTH); - glDisable(GL_BLEND); - } - - glPushMatrix(); - - glRotatef(angleA, 1, 0, 1); - angleA = angleA++ % 360; - - for (i = 0; i < 360; i += 5) { - glRotatef(5.0, 0, 0, 1); - - glColor3f(1.0, 1.0, 0.0); - glBegin(GL_LINE_STRIP); - glVertex3fv(pntA); - glVertex3fv(pntB); - glEnd(); - - glPointSize(1); - - glColor3f(0.0, 1.0, 0.0); - glBegin(GL_POINTS); - glVertex3fv(pntA); - glVertex3fv(pntB); - glEnd(); - } - - glPopMatrix(); - - glFlush(); - - uglMesaSwapBuffers(); - - } - -UGL_LOCAL void echoUse(void) - { - printf("tLine keys:\n"); - printf(" b Blending/antialiasing\n"); - printf(" n Line stipple\n"); - printf(" Up/Down Pixel size\n"); - printf(" ESC Exit\n"); - } - -UGL_LOCAL void readKey (UGL_WCHAR key) - { - switch(key) - { - case 'n': - mode1 = (mode1) ? GL_FALSE: GL_TRUE; - break; - case 'b': - mode2 = (mode2) ? GL_FALSE: GL_TRUE; - break; - case UGL_UNI_DOWN_ARROW: - if(size>0) - size--; - break; - case UGL_UNI_UP_ARROW: - size++; - 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 windMLLine (UGL_BOOL windMLMode); - -void uglline (void) - { - taskSpawn("tLine", 210, VX_FP_TASK, 100000, (FUNCPTR)windMLLine, - UGL_FALSE,1,2,3,4,5,6,7,8,9); - } - - -void windMLLine(UGL_BOOL windMLMode) - { - - UGL_INPUT_DEVICE_ID keyboardDevId; - - angleA = 0; - - uglInitialize(); - - uglDriverFind (UGL_KEYBOARD_TYPE, 0, (UGL_UINT32 *)&keyboardDevId); - - uglDriverFind (UGL_EVENT_SERVICE_TYPE, 0, (UGL_UINT32 *)&eventServiceId); - - qId = uglEventQCreate (eventServiceId, 100); - - /* Double buffer */ - - if (windMLMode) - umc = uglMesaCreateNewContext(UGL_MESA_DOUBLE - | UGL_MESA_WINDML_EXCLUSIVE, NULL); - else - umc = uglMesaCreateNewContext(UGL_MESA_DOUBLE, NULL); - - if (umc == NULL) - { - uglDeinitialize(); - return; - } - - /* Fullscreen */ - - uglMesaMakeCurrentContext(umc, 0, 0, UGL_MESA_FULLSCREEN_WIDTH, - UGL_MESA_FULLSCREEN_HEIGHT); - - uglMesaGetIntegerv(UGL_MESA_RGB, &rgb); - - initGL(); - - echoUse(); - - stopWex = UGL_FALSE; - loopEvent(); - - uglEventQDestroy(eventServiceId, qId); - - uglMesaDestroyContext(); - uglDeinitialize(); - - return; - } |