1 /* 2 3 Copyright (c) 2002, Calum Robinson 4 All rights reserved. 5 6 Redistribution and use in source and binary forms, with or without 7 modification, are permitted provided that the following conditions are met: 8 9 * Redistributions of source code must retain the above copyright notice, this 10 list of conditions and the following disclaimer. 11 12 * Redistributions in binary form must reproduce the above copyright notice, 13 this list of conditions and the following disclaimer in the documentation 14 and/or other materials provided with the distribution. 15 16 * Neither the name of the author nor the names of its contributors may be used 17 to endorse or promote products derived from this software without specific 18 prior written permission. 19 20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 21 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 22 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 23 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 24 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 25 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 26 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 27 ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 29 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31 */ 32 #ifndef _SHARED_H_ 33 #define _SHARED_H_ 34 35 36 #include <math.h> 37 #include <stdio.h> 38 #include <stdlib.h> 39 40 #include <GL/gl.h> 41 #include <GL/glu.h> 42 43 44 struct SmokeV; 45 struct Spark; 46 struct Star; 47 48 49 #define MAX_SPARKS 64 50 #define seraphDistance 2000.0f 51 52 /* used to compute the min and max of two expresions */ 53 #define MIN_(a, b) (((a) < (b)) ? (a) : (b)) 54 #define MAX_(a, b) (((a) > (b)) ? (a) : (b)) 55 56 #define random() rand() 57 #define RandFlt(min, max) (min + (max - min) * rand() / (float) RAND_MAX) 58 #define RandBell(scale) (scale * (1.0f - (rand() + rand() + rand()) / ((float) RAND_MAX * 1.5f))) 59 60 61 typedef enum _ColorModes 62 { 63 redColorMode = 0, 64 magentaColorMode, 65 blueColorMode, 66 cyanColorMode, 67 greenColorMode, 68 yellowColorMode, 69 slowCyclicColorMode, 70 cyclicColorMode, 71 tiedyeColorMode, 72 rainbowColorMode, 73 whiteColorMode, 74 multiColorMode, 75 darkColorMode 76 } ColorModes; 77 78 79 typedef struct flurry_info_t { 80 flurry_info_t *next; 81 ColorModes currentColorMode; 82 SmokeV *s; 83 Star *star; 84 Spark *spark[MAX_SPARKS]; 85 float streamExpansion; 86 int numStreams; 87 double randomSeed; 88 double fTime; 89 double fOldTime; 90 double fDeltaTime; 91 double briteFactor; 92 float drag; 93 int dframe; 94 float sys_glWidth; 95 float sys_glHeight; 96 } flurry_info_t; 97 98 99 #endif // _SHARED_H_ 100