00001 #ifndef _PA_Math
00002 #define _PA_Math
00003
00004 #ifdef __cplusplus
00005 extern "C" {
00006 #endif
00007
00008 #include "PA9.h"
00009
00010 #include "PA_Interrupt.h"
00011
00012
00013
00014 typedef struct{
00015 u8 Screen;
00016 float Time;
00017 s8 Functions;
00018 s32 Runs[16];
00019 }PA_TestInfos;
00020 extern PA_TestInfos PA_TestInfo;
00021
00022 extern inline void PA_TestInit(u8 screen, float time){
00023 PA_TestInfo.Screen = screen;
00024 PA_TestInfo.Time = time*60;
00025 PA_TestInfo.Functions = 0;
00026 }
00027
00028 #define PA_TESTSTART { PA_OutputText(PA_TestInfo.Screen, 0, 4+PA_TestInfo.Functions, "Testing function %02d", PA_TestInfo.Functions+1);\
00029 PA_WaitForVBL();\
00030 PA_TestVBLs = 0;\
00031 while( PA_TestVBLs < PA_TestInfo.Time){
00032
00033
00034 #define PA_TESTEND PA_TestInfo.Runs[PA_TestInfo.Functions] ++; }\
00035 PA_TestInfo.Functions++;} // 1 more function tested
00036
00037
00038 void PA_TestResults(void);
00039
00040
00041
00042
00043
00044
00045
00046
00047
00048
00049
00050
00051
00062 #define PA_Cos(angle) PA_SIN[((angle) + 128)&511]
00063
00064
00070 #define PA_Sin(angle) PA_SIN[((angle))&511]
00071
00072
00073
00074
00075 extern u16 RandomValue;
00076
00082 extern inline u32 PA_Rand(void) {
00083 int i;
00084 RandomValue+=0x9248;
00085
00086 for(i=0;i<3;i++) {
00087 if(RandomValue&0x1) {
00088 RandomValue>>=1;
00089 RandomValue|=0x8000;
00090 }
00091 else RandomValue>>=1;
00092 }
00093 return(RandomValue);
00094 }
00095
00096
00102
00103 extern inline void PA_InitRand(void) {
00104 RandomValue = PA_RTC.Minutes*60 + PA_RTC.Seconds + PA_RTC.Hour*3600 + PA_RTC.Day*3600*24+PA_RTC.Month*3600*24*30;
00105 PA_Rand(); PA_Rand(); PA_Rand();
00106 }
00107
00117
00118 extern inline void PA_SRand(s32 r) {
00119 RandomValue = r;
00120 }
00121
00122
00123
00124
00125
00134 extern inline u32 PA_RandMax(u32 max)
00135 {
00136 return PA_Rand()%(max + 1);
00137 }
00138
00139
00140
00152 extern inline u32 PA_RandMinMax(u32 min,u32 max)
00153 {
00154 return ((PA_Rand()%((max + 1)-min)) + min);
00155 }
00156
00157
00175 extern inline u64 PA_Distance(s32 x1, s32 y1, s32 x2, s32 y2) {
00176 s64 h = x1 - x2;
00177 s64 v = y1 - y2;
00178 return(h*h + v*v);
00179 }
00180
00198 extern inline u64 PA_TrueDistance(s32 x1, s32 y1, s32 x2, s32 y2) {
00199 s64 h = x1 - x2;
00200 s64 v = y1 - y2;
00201 return(swiSqrt(h*h + v*v));
00202 }
00203
00204
00205
00230 u16 PA_AdjustAngle(u16 angle, s16 anglerot, s32 startx, s32 starty, s32 targetx, s32 targety);
00231
00232
00233
00251 extern inline u16 PA_GetAngle(s32 startx, s32 starty, s32 targetx, s32 targety) {
00252 u16 angle = 0;
00253 u16 anglerot = 180;
00254
00255
00256 while(anglerot > 5) {
00257 angle = PA_AdjustAngle(angle, anglerot, startx, starty, targetx, targety);
00258 anglerot = (anglerot - ((3 * anglerot) >> 3));
00259 }
00260
00261
00262 anglerot = 4;
00263 angle = PA_AdjustAngle(angle, anglerot, startx, starty, targetx, targety);
00264 anglerot = 2;
00265 angle = PA_AdjustAngle(angle, anglerot, startx, starty, targetx, targety);
00266 anglerot = 1;
00267 angle = PA_AdjustAngle(angle, anglerot, startx, starty, targetx, targety);
00268
00269 return angle;
00270 }
00271
00273
00274
00275 extern inline s32 PA_Modulo(s32 var, s32 modulo){
00276 while(var < 0) var += modulo;
00277 return (var%modulo);
00278 }
00279
00280 #ifdef __cplusplus
00281 }
00282 #endif
00283
00284 #endif
00285
00286