/* ** $VER: draw_test.c 1.1 (12.03.1998) ** ** This is an example program for CyberGL ** ** Written by Frank Gerberding ** ** Copyright © 1996-1998 by phase5 digital products ** All Rights reserved. ** */ #include #include #include #include #define CYBERGLNAME "cybergl.library" #define CYBERGLVERSION 39L #define SHARED /* we use the cybergl shared library */ #define GL_APICOMPATIBLE /* we use stubs from cybergl.lib */ #include #include #ifdef SHARED LONG __oslibversion = 39L; LONG __CGLlibversion = CYBERGLVERSION; #endif #define TABLE_SIZE 256 GLushort rMap [256] = { 0x0000, 0x0000, 0x0CCC, 0x0CCC, 0x1444, 0x1000, 0x1000, 0x1888, 0x2444, 0x2444, 0x2444, 0x2000, 0x2444, 0x2000, 0x3111, 0x3111, 0x2000, 0x3111, 0x2888, 0x3555, 0x3111, 0x3111, 0x2888, 0x3999, 0x3111, 0x4111, 0x3999, 0x3555, 0x3111, 0x4555, 0x4555, 0x4555, 0x3999, 0x4111, 0x4DDD, 0x3999, 0x5111, 0x4999, 0x4DDD, 0x4555, 0x4555, 0x5555, 0x3999, 0x5555, 0x5111, 0x4111, 0x5111, 0x4999, 0x5555, 0x5555, 0x5555, 0x4999, 0x4999, 0x5111, 0x6555, 0x5999, 0x6555, 0x4111, 0x5999, 0x6111, 0x5555, 0x4DDD, 0x6999, 0x6111, 0x6999, 0x5111, 0x6111, 0x6999, 0x6111, 0x6555, 0x7555, 0x5111, 0x6555, 0x4DDD, 0x6555, 0x6111, 0x7555, 0x5DDD, 0x6999, 0x7999, 0x4DDD, 0x6555, 0x6555, 0x5999, 0x7555, 0x7999, 0x7111, 0x5DDD, 0x6999, 0x7555, 0x6999, 0x7111, 0x7111, 0x8666, 0x7DDD, 0x6555, 0x5111, 0x7555, 0x7111, 0x5999, 0x8666, 0x6111, 0x8AAA, 0x7111, 0x7999, 0x7555, 0x7111, 0x6999, 0x8666, 0x6DDD, 0x5DDD, 0x8222, 0x6999, 0x8EEE, 0x7999, 0x8666, 0x8222, 0x9222, 0x7111, 0x7999, 0x9666, 0x6DDD, 0x6111, 0x8666, 0x8666, 0x6111, 0x6999, 0x8222, 0x7111, 0x9AAA, 0x8666, 0x8222, 0x6DDD, 0x9EEE, 0x7111, 0x8EEE, 0x7DDD, 0x7111, 0x8EEE, 0x9EEE, 0x6999, 0xA666, 0x8EEE, 0x8AAA, 0x8AAA, 0x8AAA, 0x7999, 0xA666, 0x7111, 0x8AAA, 0x9EEE, 0x8666, 0x9666, 0x6DDD, 0x8AAA, 0x9222, 0x7999, 0x9666, 0x8666, 0x9AAA, 0x9666, 0x8666, 0x9AAA, 0x9666, 0x9AAA, 0x8AAA, 0x8666, 0x9666, 0x7999, 0x8AAA, 0x9EEE, 0x9AAA, 0x8AAA, 0x8666, 0x9666, 0xA666, 0x9AAA, 0xA666, 0x9AAA, 0xA222, 0xA666, 0xAEEE, 0x9666, 0x9666, 0x9EEE, 0x9222, 0xAEEE, 0x9EEE, 0x9EEE, 0x9AAA, 0xAEEE, 0xAEEE, 0x9EEE, 0xBAAA, 0xA666, 0x8EEE, 0xB666, 0xAEEE, 0xB666, 0xA666, 0xA222, 0xAEEE, 0xB666, 0xB222, 0xAAAA, 0xAEEE, 0xAEEE, 0xBEEE, 0xB222, 0xC222, 0xAAAA, 0xB222, 0xB666, 0xBAAA, 0xBAAA, 0xB666, 0xCAAA, 0xB666, 0xC666, 0xC666, 0xC666, 0xBEEE, 0xC666, 0xB666, 0xC666, 0xCEEE, 0xCEEE, 0xCEEE, 0xD666, 0xCEEE, 0xD666, 0xD666, 0xB666, 0xDFFF, 0xDFFF, 0xDBBB, 0xE333, 0xDFFF, 0xE333, 0xE777, 0xE777, 0xEFFF, 0xEFFF, 0xEFFF, 0xF777, 0xF777, 0xF777, 0xFBBB, 0xFBBB, 0xFBBB, 0xF777, 0xF333, 0xFBBB, 0xF333, 0xF777, 0xF333 }; GLushort gMap [256] = { 0x0000, 0x0000, 0x0888, 0x1000, 0x0444, 0x1000, 0x1000, 0x1888, 0x0000, 0x0444, 0x0CCC, 0x1444, 0x1888, 0x2000, 0x0CCC, 0x0000, 0x2000, 0x1888, 0x2444, 0x0CCC, 0x2000, 0x2000, 0x2444, 0x2000, 0x2888, 0x0CCC, 0x2888, 0x2DDD, 0x3111, 0x1000, 0x1CCC, 0x2888, 0x3555, 0x3111, 0x2888, 0x3999, 0x1000, 0x3111, 0x2888, 0x2DDD, 0x3555, 0x1888, 0x3999, 0x1000, 0x1CCC, 0x3999, 0x3111, 0x3999, 0x3555, 0x2DDD, 0x3999, 0x4111, 0x4111, 0x3999, 0x1444, 0x3999, 0x1444, 0x3DDD, 0x4111, 0x3555, 0x4555, 0x4999, 0x1888, 0x3999, 0x2444, 0x4DDD, 0x4111, 0x2888, 0x4111, 0x3555, 0x1888, 0x5111, 0x4111, 0x4DDD, 0x4999, 0x4999, 0x1888, 0x4DDD, 0x4555, 0x2444, 0x4DDD, 0x4999, 0x4111, 0x5111, 0x1CCC, 0x2444, 0x4555, 0x5555, 0x4999, 0x3111, 0x5111, 0x4DDD, 0x4999, 0x1444, 0x2DDD, 0x5555, 0x5111, 0x3DDD, 0x5111, 0x5111, 0x2000, 0x5999, 0x1CCC, 0x5555, 0x5111, 0x5555, 0x5999, 0x6111, 0x3555, 0x5999, 0x5999, 0x4555, 0x6111, 0x2888, 0x5999, 0x5555, 0x4999, 0x2000, 0x6555, 0x5999, 0x2DDD, 0x6555, 0x6111, 0x5999, 0x5999, 0x5999, 0x6111, 0x6111, 0x6999, 0x2444, 0x5555, 0x6111, 0x6555, 0x2888, 0x6999, 0x6111, 0x6999, 0x6DDD, 0x6111, 0x3DDD, 0x6111, 0x2888, 0x6111, 0x6111, 0x6999, 0x6999, 0x7111, 0x2888, 0x7111, 0x6999, 0x5111, 0x7111, 0x6999, 0x6DDD, 0x7555, 0x6111, 0x7555, 0x6999, 0x7999, 0x6DDD, 0x7111, 0x7999, 0x6111, 0x7111, 0x7555, 0x7999, 0x7DDD, 0x7555, 0x7999, 0x8666, 0x7999, 0x7999, 0x8666, 0x8222, 0x8222, 0x7999, 0x8666, 0x7999, 0x8AAA, 0x7999, 0x8666, 0x7555, 0x8EEE, 0x7DDD, 0x8EEE, 0x8AAA, 0x8666, 0x8AAA, 0x9666, 0x8EEE, 0x8AAA, 0x8AAA, 0x9222, 0x7999, 0x9666, 0x8EEE, 0x8AAA, 0x9222, 0x9222, 0x9AAA, 0x9666, 0x9AAA, 0x9666, 0x9AAA, 0x9AAA, 0xA666, 0xA666, 0x9AAA, 0xAAAA, 0x9AAA, 0xA666, 0xAAAA, 0xAAAA, 0xAEEE, 0xAEEE, 0xAEEE, 0xA222, 0xAAAA, 0xB222, 0xB222, 0xBAAA, 0xB666, 0xBAAA, 0xAEEE, 0xBAAA, 0xBEEE, 0xBEEE, 0xC666, 0xC222, 0xC666, 0xC666, 0xC666, 0xB666, 0xCEEE, 0xC666, 0xCEEE, 0xD666, 0xD666, 0xCEEE, 0xD666, 0xDBBB, 0xDFFF, 0xD666, 0xDFFF, 0xE777, 0xE777, 0xEFFF, 0xF333, 0xF777, 0xF777, 0xFFFF, 0xF333, 0xFBBB, 0xF333, 0xFBBB, 0xF333 }; GLushort bMap [256] = { 0x0000, 0x0888, 0x0444, 0x0000, 0x0444, 0x0888, 0x1000, 0x0CCC, 0x0888, 0x0000, 0x0444, 0x0444, 0x0888, 0x0CCC, 0x0888, 0x0888, 0x1888, 0x0000, 0x0CCC, 0x1000, 0x0444, 0x1888, 0x2444, 0x0444, 0x1888, 0x1000, 0x0444, 0x1000, 0x1888, 0x1444, 0x0888, 0x0444, 0x1888, 0x0CCC, 0x0444, 0x2000, 0x1888, 0x0888, 0x1444, 0x2000, 0x1888, 0x1444, 0x2DDD, 0x2000, 0x2000, 0x2000, 0x0888, 0x1444, 0x0444, 0x2000, 0x1000, 0x2888, 0x2444, 0x2444, 0x1CCC, 0x0888, 0x2000, 0x4111, 0x1444, 0x0000, 0x2000, 0x2888, 0x2000, 0x0CCC, 0x2000, 0x2888, 0x0888, 0x2444, 0x1444, 0x2888, 0x2000, 0x3555, 0x2444, 0x3DDD, 0x0CCC, 0x1888, 0x2888, 0x2888, 0x1000, 0x1CCC, 0x4999, 0x1CCC, 0x3111, 0x3111, 0x3111, 0x2888, 0x0CCC, 0x2DDD, 0x2DDD, 0x3111, 0x2000, 0x1000, 0x1888, 0x2888, 0x2888, 0x2DDD, 0x5555, 0x3555, 0x1888, 0x4DDD, 0x2888, 0x3DDD, 0x3111, 0x2888, 0x1444, 0x2000, 0x3111, 0x3111, 0x3111, 0x3DDD, 0x5111, 0x2DDD, 0x3999, 0x3111, 0x2888, 0x1444, 0x3999, 0x3555, 0x3111, 0x3555, 0x2888, 0x3DDD, 0x5111, 0x2000, 0x2888, 0x6111, 0x4DDD, 0x2000, 0x3DDD, 0x3555, 0x3999, 0x2DDD, 0x5111, 0x3999, 0x4DDD, 0x2000, 0x3DDD, 0x4999, 0x2888, 0x3555, 0x6555, 0x3555, 0x2DDD, 0x3DDD, 0x2888, 0x3555, 0x4555, 0x3999, 0x5555, 0x3999, 0x3DDD, 0x4111, 0x2DDD, 0x6555, 0x3999, 0x4DDD, 0x5555, 0x3999, 0x4111, 0x2888, 0x3111, 0x4DDD, 0x4DDD, 0x3999, 0x3111, 0x4999, 0x5555, 0x4555, 0x6DDD, 0x4999, 0x3999, 0x4555, 0x5555, 0x6111, 0x4DDD, 0x3555, 0x4111, 0x4555, 0x4999, 0x5555, 0x4111, 0x4555, 0x5111, 0x6999, 0x4999, 0x6555, 0x3DDD, 0x5999, 0x5555, 0x6555, 0x4555, 0x4DDD, 0x6555, 0x5555, 0x5555, 0x8666, 0x4DDD, 0x5111, 0x4555, 0x5999, 0x6DDD, 0x5999, 0x5555, 0x5555, 0x6555, 0x5999, 0x6555, 0x5DDD, 0x6111, 0x6555, 0x7999, 0x6999, 0x6DDD, 0x6111, 0x6999, 0x7999, 0x6DDD, 0x8666, 0x6555, 0x6DDD, 0x6111, 0x7999, 0x6DDD, 0x9AAA, 0x7DDD, 0x6DDD, 0x7DDD, 0x7111, 0x6DDD, 0x7DDD, 0x7111, 0x7DDD, 0xB666, 0x7111, 0x7DDD, 0x7999, 0x7111, 0x7DDD, 0x8222, 0x7DDD, 0x8EEE, 0x8222, 0x8EEE, 0x8EEE, 0x8222, 0x8EEE, 0x9222, 0x9AAA, 0x9EEE, 0xAEEE, 0xAAAA, 0xCAAA, 0xB666, 0xD666, 0xCEEE, 0xEFFF }; GLushort rPal [2] = {0x3333, 0x9999}; GLushort gPal [2] = {0x2222, 0x8888}; GLushort bPal [2] = {0x1111, 0x5555}; GLubyte charT [32] = { 0x00,0x00, 0x00,0x00, 0x03,0xC0, 0x01,0x80, 0x01,0x80, 0x01,0x80, 0x01,0x80, 0x01,0x80, 0x01,0x80, 0x01,0x80, 0x01,0x80, 0x01,0x80, 0x11,0x88, 0x19,0x98, 0x1F,0xF8, 0x00,0x00 }; GLubyte *loadImage (void) { FILE *file; GLubyte *image = NULL; if (file = fopen ("PROGDIR:image.raw", "r")) { if (image = malloc (196608)) { fread (image, 196608, 1, file); } fclose (file); } return image; } GLubyte *loadBitmap (void) { FILE *file; GLubyte *bitmap = NULL; if (file = fopen ("PROGDIR:bitmap.raw", "r")) { if (bitmap = malloc (10240)) { fread (bitmap, 10240, 1, file); } fclose (file); } return bitmap; } GLubyte *loadIndices (void) { FILE *file; GLubyte *indices = NULL; if (file = fopen ("PROGDIR:indices.raw", "r")) { if (indices = malloc (81920)) { fread (indices, 81920, 1, file); } fclose (file); } return indices; } void handle_window_events (struct Window *window) { struct IntuiMessage *msg; int done = 0; while (!done) { Wait (1L << window->UserPort->mp_SigBit); while ((!done) && (msg = (struct IntuiMessage *) GetMsg (window->UserPort))) { switch (msg->Class) { case IDCMP_CLOSEWINDOW: done = 1; break; } ReplyMsg ((struct Message *) msg); } } } void main (int argc, char *argv []) { void *window; GLubyte *image; GLubyte *bitmap; GLubyte *indices; GLfloat contrast = 1.0f, brightness = 0.0f; GLfloat tableR [TABLE_SIZE]; GLfloat tableG [TABLE_SIZE]; GLfloat tableB [TABLE_SIZE]; GLint count; image = loadImage (); bitmap = loadBitmap (); indices = loadIndices (); if(image && bitmap && indices) { for (count = 0; count < TABLE_SIZE; count++) { tableR [count] = ((GLfloat) count / (TABLE_SIZE - 1)); tableG [count] = ((GLfloat) count / (TABLE_SIZE - 1)); tableB [count] = ((GLfloat) count / (TABLE_SIZE - 1)); } if (argc > 1) { sscanf (argv [1], "%f", &contrast); } if (argc > 2) { sscanf (argv [2], "%f", &brightness); } window = openGLWindowTags (512, 512, GLWA_Title, "draw_test", GLWA_IDCMP, IDCMP_CLOSEWINDOW, GLWA_CloseGadget, TRUE, GLWA_DepthGadget, TRUE, GLWA_DragBar, TRUE, GLWA_Activate, TRUE, GLWA_RGBAMode, GL_TRUE, TAG_DONE); glClearColor ((GLfloat) 0.0, (GLfloat) 0.0, (GLfloat) 0.0, (GLfloat) 1.0); glClearDepth (1.0); glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glPixelStorei (GL_UNPACK_ALIGNMENT, 1); glPixelStorei (GL_UNPACK_SWAP_BYTES, GL_FALSE); glPixelStorei (GL_UNPACK_SKIP_ROWS, 0); glPixelStorei (GL_UNPACK_SKIP_PIXELS, 0); glPixelStorei (GL_UNPACK_ROW_LENGTH, 0); glPixelTransferf (GL_RED_SCALE, contrast); glPixelTransferf (GL_GREEN_SCALE, contrast); glPixelTransferf (GL_BLUE_SCALE, contrast); glPixelTransferf (GL_RED_BIAS, brightness); glPixelTransferf (GL_GREEN_BIAS, brightness); glPixelTransferf (GL_BLUE_BIAS, brightness); glPixelMapfv (GL_PIXEL_MAP_R_TO_R, TABLE_SIZE, tableR); glPixelMapfv (GL_PIXEL_MAP_G_TO_G, TABLE_SIZE, tableG); glPixelMapfv (GL_PIXEL_MAP_B_TO_B, TABLE_SIZE, tableB); glPixelTransferi (GL_MAP_COLOR, GL_TRUE); glColor3d (1.0, 0.0, 0.0); glRasterPos2d (-0.5, -0.5); glDrawPixels (256, 256, GL_RGB, GL_UNSIGNED_BYTE, image); glPixelStorei (GL_UNPACK_ROW_LENGTH, 320); glPixelTransferi (GL_MAP_COLOR, GL_TRUE); glPixelMapusv (GL_PIXEL_MAP_I_TO_R, 256, rMap); glPixelMapusv (GL_PIXEL_MAP_I_TO_G, 256, gMap); glPixelMapusv (GL_PIXEL_MAP_I_TO_B, 256, bMap); glDrawPixels (256, 256, GL_COLOR_INDEX, GL_UNSIGNED_BYTE, indices); glDrawPixels (256, 256, GL_DEPTH_COMPONENT, GL_UNSIGNED_BYTE, indices); glDrawPixels (256, 256, GL_LUMINANCE, GL_UNSIGNED_BYTE, indices); glPixelStorei (GL_UNPACK_ALIGNMENT, 1); glPixelStorei (GL_UNPACK_ROW_LENGTH, 320); glPixelTransferi (GL_MAP_COLOR, GL_TRUE); glPixelMapusv (GL_PIXEL_MAP_I_TO_R, 2, rPal); glPixelMapusv (GL_PIXEL_MAP_I_TO_G, 2, gPal); glPixelMapusv (GL_PIXEL_MAP_I_TO_B, 2, bPal); glDrawPixels (256, 256, GL_COLOR_INDEX, GL_BITMAP, bitmap); for (brightness = 0.0001; brightness <= 1.0; brightness *= 1.2) { glColor3f (brightness, brightness, brightness); glRasterPos2d (-0.5, 0.0); glPixelStorei (GL_UNPACK_ROW_LENGTH, 0); for (count = 0; count < 18; count++) { #ifndef GL_APICOMPATIBLE { GLbitmap bitmap; bitmap.width = 16; bitmap.height = 16; bitmap.xorig = 1.0f; bitmap.yorig = 2.0f; bitmap.xmove = 14.2f; bitmap.ymove = 0.0f; bitmap.bitmap = charT; glBitmap (&bitmap); } #else glBitmap (16, 16, 1.0f, 2.0f, 14.2f, 0.0f, charT); #endif } } handle_window_events (getWindow (window)); closeGLWindow (window); } if(bitmap) free (bitmap); if(indices) free (indices); if(image) free (image); }