/* * 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. */ #include <stdio.h> #include <string.h> #include <stdlib.h> #include <GL/glut.h> #define OPENGL_WIDTH 24 #define OPENGL_HEIGHT 13 GLenum rgb, doubleBuffer, windType; float boxA[3] = { 0, 0, 0 }; float boxB[3] = { -100, 0, 0 }; float boxC[3] = { 100, 0, 0 }; float boxD[3] = { 0, 95, 0 }; float boxE[3] = { 0, -105, 0 }; GLubyte OpenGL_bits1[] = { 0x00, 0x03, 0x00, 0x7f, 0xfb, 0xff, 0x7f, 0xfb, 0xff, 0x00, 0x03, 0x00, 0x3e, 0x8f, 0xb7, 0x63, 0xdb, 0xb0, 0x63, 0xdb, 0xb7, 0x63, 0xdb, 0xb6, 0x63, 0x8f, 0xf3, 0x63, 0x00, 0x00, 0x63, 0x00, 0x00, 0x63, 0x00, 0x00, 0x3e, 0x00, 0x00, }; GLubyte OpenGL_bits2[] = { 0x00, 0x00, 0x00, 0xff, 0xff, 0x01, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00, 0xf9, 0xfc, 0x01, 0x8d, 0x0d, 0x00, 0x8d, 0x0d, 0x00, 0x8d, 0x0d, 0x00, 0xcc, 0x0d, 0x00, 0x0c, 0x4c, 0x0a, 0x0c, 0x4c, 0x0e, 0x8c, 0xed, 0x0e, 0xf8, 0x0c, 0x00, }; GLubyte logo_bits[] = { 0x00, 0x66, 0x66, 0xff, 0x66, 0x66, 0x00, 0x00, 0x00, 0xff, 0x3c, 0x3c, 0x00, 0x42, 0x40, 0xff, 0x42, 0x40, 0x00, 0x41, 0x40, 0xff, 0x21, 0x20, 0x00, 0x2f, 0x20, 0xff, 0x20, 0x20, 0x00, 0x10, 0x90, 0xff, 0x10, 0x90, 0x00, 0x0f, 0x10, 0xff, 0x00, 0x00, 0x00, 0x66, 0x66, 0xff, 0x66, 0x66, }; #include "tkmap.c" static void Init(void) { glClearColor(0.0, 0.0, 0.0, 0.0); glClearIndex(0.0); } static void Reshape(int width, int height) { glViewport(0, 0, (GLint)width, (GLint)height); glMatrixMode(GL_PROJECTION); glLoadIdentity(); gluOrtho2D(-175, 175, -175, 175); glMatrixMode(GL_MODELVIEW); } static void Key(unsigned char key, int x, int y) { switch (key) { case 27: exit(1); } } static void Draw(void) { float mapI[2], mapIA[2], mapIR[2]; glClear(GL_COLOR_BUFFER_BIT); mapI[0] = 0.0; mapI[1] = 1.0; mapIR[0] = 0.0; mapIR[1] = 0.0; mapIA[0] = 1.0; mapIA[1] = 1.0; glPixelMapfv(GL_PIXEL_MAP_I_TO_R, 2, mapIR); glPixelMapfv(GL_PIXEL_MAP_I_TO_G, 2, mapI); glPixelMapfv(GL_PIXEL_MAP_I_TO_B, 2, mapI); glPixelMapfv(GL_PIXEL_MAP_I_TO_A, 2, mapIA); glPixelTransferi(GL_MAP_COLOR, GL_TRUE); SetColor(COLOR_WHITE); glRasterPos3fv(boxA); glPixelStorei(GL_UNPACK_ROW_LENGTH, 24); glPixelStorei(GL_UNPACK_SKIP_PIXELS, 8); glPixelStorei(GL_UNPACK_SKIP_ROWS, 2); glPixelStorei(GL_UNPACK_LSB_FIRST, GL_FALSE); glPixelStorei(GL_UNPACK_ALIGNMENT, 1); glBitmap(16, 12, 8.0, 0.0, 0.0, 0.0, logo_bits); glPixelStorei(GL_UNPACK_ROW_LENGTH, 0); glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0); glPixelStorei(GL_UNPACK_SKIP_ROWS, 0); glPixelStorei(GL_UNPACK_LSB_FIRST, GL_TRUE); glPixelStorei(GL_UNPACK_ALIGNMENT, 1); SetColor(COLOR_WHITE); glRasterPos3fv(boxB); glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, OPENGL_WIDTH, 0.0, OPENGL_WIDTH, 0.0, OpenGL_bits1); glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, OPENGL_WIDTH, 0.0, OPENGL_WIDTH, 0.0, OpenGL_bits2); SetColor(COLOR_YELLOW); glRasterPos3fv(boxC); glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, OPENGL_WIDTH, 0.0, OPENGL_WIDTH, 0.0, OpenGL_bits1); glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, OPENGL_WIDTH, 0.0, OPENGL_WIDTH, 0.0, OpenGL_bits2); SetColor(COLOR_CYAN); glRasterPos3fv(boxD); glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, OPENGL_WIDTH, 0.0, OPENGL_WIDTH, 0.0, OpenGL_bits1); glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, OPENGL_WIDTH, 0.0, OPENGL_WIDTH, 0.0, OpenGL_bits2); SetColor(COLOR_RED); glRasterPos3fv(boxE); glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, OPENGL_WIDTH, 0.0, OPENGL_WIDTH, 0.0, OpenGL_bits1); glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, OPENGL_WIDTH, 0.0, OPENGL_WIDTH, 0.0, OpenGL_bits2); glFlush(); if (doubleBuffer) { glutSwapBuffers(); } } static GLenum Args(int argc, char **argv) { GLint i; rgb = GL_TRUE; doubleBuffer = GL_FALSE; for (i = 1; i < argc; i++) { if (strcmp(argv[i], "-ci") == 0) { rgb = GL_FALSE; } else if (strcmp(argv[i], "-rgb") == 0) { rgb = GL_TRUE; } else if (strcmp(argv[i], "-sb") == 0) { doubleBuffer = GL_FALSE; } else if (strcmp(argv[i], "-db") == 0) { doubleBuffer = GL_TRUE; } else { printf("%s (Bad option).\n", argv[i]); return GL_FALSE; } } return GL_TRUE; } int main(int argc, char **argv) { glutInit(&argc, argv); if (Args(argc, argv) == GL_FALSE) { exit(1); } glutInitWindowPosition(0, 0); glutInitWindowSize( 300, 300); windType = (rgb) ? GLUT_RGB : GLUT_INDEX; windType |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE; glutInitDisplayMode(windType); if (glutCreateWindow("Bitmap Test") == GL_FALSE) { exit(1); } InitMap(); Init(); glutReshapeFunc(Reshape); glutKeyboardFunc(Key); glutDisplayFunc(Draw); glutMainLoop(); return 0; }