EmbeddedArtists AB / Mbed 2 deprecated lpc4088_ebb_gui_globe

Graphical demo for the LPC4088 Experiment Base Board with one of the Display Expansion Kits. This demo shows a number of dots projected on a rotating sphere.

Dependencies:   EALib mbed

GlobeDemo.cpp@0:79b286950b60, 2014-10-03 (annotated)

Committer:
embeddedartists
Date:
Fri Oct 03 13:15:25 2014 +0000
Revision:
0:79b286950b60
First version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
embeddedartists 0:79b286950b60 1 /******************************************************************************
embeddedartists 0:79b286950b60 2 * Includes
embeddedartists 0:79b286950b60 3 *****************************************************************************/
embeddedartists 0:79b286950b60 4
embeddedartists 0:79b286950b60 5 #include "mbed.h"
embeddedartists 0:79b286950b60 6
embeddedartists 0:79b286950b60 7 #include "LcdController.h"
embeddedartists 0:79b286950b60 8 #include "EaLcdBoard.h"
embeddedartists 0:79b286950b60 9 #include "GlobeDemo.h"
embeddedartists 0:79b286950b60 10
embeddedartists 0:79b286950b60 11 #include <math.h>
embeddedartists 0:79b286950b60 12
embeddedartists 0:79b286950b60 13 //#include "wchar.h"
embeddedartists 0:79b286950b60 14
embeddedartists 0:79b286950b60 15 /******************************************************************************
embeddedartists 0:79b286950b60 16 * Typedefs and defines
embeddedartists 0:79b286950b60 17 *****************************************************************************/
embeddedartists 0:79b286950b60 18
embeddedartists 0:79b286950b60 19 #define NUM_OF_DOTS 50
embeddedartists 0:79b286950b60 20
embeddedartists 0:79b286950b60 21 /******************************************************************************
embeddedartists 0:79b286950b60 22 * Local variables
embeddedartists 0:79b286950b60 23 *****************************************************************************/
embeddedartists 0:79b286950b60 24
embeddedartists 0:79b286950b60 25
embeddedartists 0:79b286950b60 26 /******************************************************************************
embeddedartists 0:79b286950b60 27 * External variables
embeddedartists 0:79b286950b60 28 *****************************************************************************/
embeddedartists 0:79b286950b60 29
embeddedartists 0:79b286950b60 30 /******************************************************************************
embeddedartists 0:79b286950b60 31 * Local functions
embeddedartists 0:79b286950b60 32 *****************************************************************************/
embeddedartists 0:79b286950b60 33
embeddedartists 0:79b286950b60 34 // Vertex structure
embeddedartists 0:79b286950b60 35 typedef struct
embeddedartists 0:79b286950b60 36 {
embeddedartists 0:79b286950b60 37 #ifdef USE_FLOAT
embeddedartists 0:79b286950b60 38 float x, y, z;
embeddedartists 0:79b286950b60 39 #else
embeddedartists 0:79b286950b60 40 long x, y, z;
embeddedartists 0:79b286950b60 41 #endif
embeddedartists 0:79b286950b60 42 }tVertex;
embeddedartists 0:79b286950b60 43
embeddedartists 0:79b286950b60 44 // Transformed vertices
embeddedartists 0:79b286950b60 45 tVertex *gRVtx;
embeddedartists 0:79b286950b60 46
embeddedartists 0:79b286950b60 47 #ifdef USE_FLOAT
embeddedartists 0:79b286950b60 48 // Original vertices
embeddedartists 0:79b286950b60 49 static tVertex *gVtx;
embeddedartists 0:79b286950b60 50 #else
embeddedartists 0:79b286950b60 51 static const tVertex gVtx[NUM_OF_DOTS] = {
embeddedartists 0:79b286950b60 52 {-21585, 17597, -17265},
embeddedartists 0:79b286950b60 53 {28493, -7790, 14183},
embeddedartists 0:79b286950b60 54 {13031, 27845, 11338},
embeddedartists 0:79b286950b60 55 {10822, 29162, -10304},
embeddedartists 0:79b286950b60 56 {19517, -25865, -4876},
embeddedartists 0:79b286950b60 57 {1283, 30949, -10687},
embeddedartists 0:79b286950b60 58 {-23097, 12297, 19723},
embeddedartists 0:79b286950b60 59 {-17162, 1188, 27888},
embeddedartists 0:79b286950b60 60 {-29007, -1547, 15163},
embeddedartists 0:79b286950b60 61 {-8182, -31729, -197},
embeddedartists 0:79b286950b60 62 {11599, -28575, -11073},
embeddedartists 0:79b286950b60 63 {25963, 12182, 15850},
embeddedartists 0:79b286950b60 64 {106, 10547, -31023},
embeddedartists 0:79b286950b60 65 {-24312, 3053, -21755},
embeddedartists 0:79b286950b60 66 {9966, -18803, -24916},
embeddedartists 0:79b286950b60 67 {17598, -6037, -26973},
embeddedartists 0:79b286950b60 68 {23321, 17149, -15353},
embeddedartists 0:79b286950b60 69 {-3265, 8867, -31376},
embeddedartists 0:79b286950b60 70 {-23639, 13701, 18087},
embeddedartists 0:79b286950b60 71 {-2433, -22123, -24049},
embeddedartists 0:79b286950b60 72 {21284, -11349, -22179},
embeddedartists 0:79b286950b60 73 {-21407, 24683, -2486},
embeddedartists 0:79b286950b60 74 {-32011, -4336, 5495},
embeddedartists 0:79b286950b60 75 {-20191, 22605, 12450},
embeddedartists 0:79b286950b60 76 {14752, -23540, 17376},
embeddedartists 0:79b286950b60 77 {-8961, -17292, -26351},
embeddedartists 0:79b286950b60 78 {-18078, 13561, -23727},
embeddedartists 0:79b286950b60 79 {10730, -23639, 19994},
embeddedartists 0:79b286950b60 80 {-18718, 17555, 20376},
embeddedartists 0:79b286950b60 81 {13626, -22837, 19144},
embeddedartists 0:79b286950b60 82 {-24695, -19036, -10073},
embeddedartists 0:79b286950b60 83 {11935, 22275, 20859},
embeddedartists 0:79b286950b60 84 {-2182, -28801, -15474},
embeddedartists 0:79b286950b60 85 {21428, -21867, -11678},
embeddedartists 0:79b286950b60 86 {-19601, 21558, -14991},
embeddedartists 0:79b286950b60 87 {24512, 10876, -18830},
embeddedartists 0:79b286950b60 88 {12385, 27881, 11956},
embeddedartists 0:79b286950b60 89 {26982, 15618, -10088},
embeddedartists 0:79b286950b60 90 {-16954, 19591, 20061},
embeddedartists 0:79b286950b60 91 {-6027, 22699, -22850},
embeddedartists 0:79b286950b60 92 {5453, 28825, -14598},
embeddedartists 0:79b286950b60 93 {-20155, -16252, -20083},
embeddedartists 0:79b286950b60 94 {-15962, 11757, -26089},
embeddedartists 0:79b286950b60 95 {-29175, -11289, -9750},
embeddedartists 0:79b286950b60 96 {-15370, 604, -28933},
embeddedartists 0:79b286950b60 97 {26009, 19868, -1575},
embeddedartists 0:79b286950b60 98 {24722, -17277, -12806},
embeddedartists 0:79b286950b60 99 {-4527, 25836, -19639},
embeddedartists 0:79b286950b60 100 {-22224, 10442, 21697},
embeddedartists 0:79b286950b60 101 {-10388, 24393, -19255}};
embeddedartists 0:79b286950b60 102 #endif
embeddedartists 0:79b286950b60 103
embeddedartists 0:79b286950b60 104 unsigned short GlobeDemo::isqrt(unsigned long a) const {
embeddedartists 0:79b286950b60 105 unsigned long temp;
embeddedartists 0:79b286950b60 106 long e;
embeddedartists 0:79b286950b60 107 unsigned long x = 0;
embeddedartists 0:79b286950b60 108 if((a & 0xffff0000) != 0)
embeddedartists 0:79b286950b60 109 x = 444 + a / 26743;
embeddedartists 0:79b286950b60 110 else if((a & 0xff00) != 0)
embeddedartists 0:79b286950b60 111 x = 21 + a / 200;
embeddedartists 0:79b286950b60 112 else
embeddedartists 0:79b286950b60 113 x = 1 + a / 12;
embeddedartists 0:79b286950b60 114 do{
embeddedartists 0:79b286950b60 115 temp = a / x;
embeddedartists 0:79b286950b60 116 e = (x - temp) / 2;
embeddedartists 0:79b286950b60 117 x = (x + temp) / 2;
embeddedartists 0:79b286950b60 118 }
embeddedartists 0:79b286950b60 119 while(e != 0);
embeddedartists 0:79b286950b60 120 return (unsigned short)x;
embeddedartists 0:79b286950b60 121 }
embeddedartists 0:79b286950b60 122
embeddedartists 0:79b286950b60 123 short GlobeDemo::_sin(short y) const {
embeddedartists 0:79b286950b60 124 static short s1 = 0x6487;
embeddedartists 0:79b286950b60 125 static short s3 = 0x2951;
embeddedartists 0:79b286950b60 126 static short s5 = 0x4f6;
embeddedartists 0:79b286950b60 127 long z, prod, sum;
embeddedartists 0:79b286950b60 128
embeddedartists 0:79b286950b60 129 z = ((long)y * y) >> 12;
embeddedartists 0:79b286950b60 130 prod = (z * s5) >> 16;
embeddedartists 0:79b286950b60 131 sum = s3 - prod;
embeddedartists 0:79b286950b60 132 prod = (z * sum) >> 16;
embeddedartists 0:79b286950b60 133 sum = s1 - prod;
embeddedartists 0:79b286950b60 134
embeddedartists 0:79b286950b60 135 // for better accuracy, round here
embeddedartists 0:79b286950b60 136 return (short)((y * sum) >> 13);
embeddedartists 0:79b286950b60 137 }
embeddedartists 0:79b286950b60 138
embeddedartists 0:79b286950b60 139 short GlobeDemo::_cos(short y) const {
embeddedartists 0:79b286950b60 140 static short c0 = 0x7fff;
embeddedartists 0:79b286950b60 141 static short c2 = 0x4eea;
embeddedartists 0:79b286950b60 142 static short c4 = 0x0fc4;
embeddedartists 0:79b286950b60 143 long z, prod, sum;
embeddedartists 0:79b286950b60 144 z = ((long)y * y) >> 12;
embeddedartists 0:79b286950b60 145 prod = (z * c4) >> 16;
embeddedartists 0:79b286950b60 146 sum = c2 - prod;
embeddedartists 0:79b286950b60 147
embeddedartists 0:79b286950b60 148 // for better accuracy, round here
embeddedartists 0:79b286950b60 149 prod = (z * sum) >> 15;
embeddedartists 0:79b286950b60 150 return (short)(c0 - prod);
embeddedartists 0:79b286950b60 151 }
embeddedartists 0:79b286950b60 152
embeddedartists 0:79b286950b60 153 short GlobeDemo::isine(short x) const {
embeddedartists 0:79b286950b60 154 unsigned short n = (((unsigned short)x + 0x2000) >> 14) & 0x3;
embeddedartists 0:79b286950b60 155 x -= n * 0x4000;
embeddedartists 0:79b286950b60 156 switch(n){
embeddedartists 0:79b286950b60 157 case 0:
embeddedartists 0:79b286950b60 158 return _sin(x);
embeddedartists 0:79b286950b60 159 case 1:
embeddedartists 0:79b286950b60 160 return _cos(x);
embeddedartists 0:79b286950b60 161 case 2:
embeddedartists 0:79b286950b60 162 return - _sin(x);
embeddedartists 0:79b286950b60 163 case 3:
embeddedartists 0:79b286950b60 164 return - _cos(x);
embeddedartists 0:79b286950b60 165 }
embeddedartists 0:79b286950b60 166 return 0;
embeddedartists 0:79b286950b60 167 }
embeddedartists 0:79b286950b60 168
embeddedartists 0:79b286950b60 169
embeddedartists 0:79b286950b60 170 short GlobeDemo::icosine(short x) const {
embeddedartists 0:79b286950b60 171 return isine(x + 0x4000);
embeddedartists 0:79b286950b60 172 }
embeddedartists 0:79b286950b60 173
embeddedartists 0:79b286950b60 174 void GlobeDemo::initialize()
embeddedartists 0:79b286950b60 175 {
embeddedartists 0:79b286950b60 176 // gVtx = (tVertex*)malloc(sizeof(tVertex) * NUM_OF_DOTS);
embeddedartists 0:79b286950b60 177 gRVtx = (tVertex*)malloc(sizeof(tVertex) * NUM_OF_DOTS);
embeddedartists 0:79b286950b60 178
embeddedartists 0:79b286950b60 179 #ifdef USE_FLOAT
embeddedartists 0:79b286950b60 180 int i;
embeddedartists 0:79b286950b60 181 for (i = 0; i < NUM_OF_DOTS; i++)
embeddedartists 0:79b286950b60 182 {
embeddedartists 0:79b286950b60 183 gVtx[i].x = (rand() % 32768) - 16384.0f;
embeddedartists 0:79b286950b60 184 gVtx[i].y = (rand() % 32768) - 16384.0f;
embeddedartists 0:79b286950b60 185 gVtx[i].z = (rand() % 32768) - 16384.0f;
embeddedartists 0:79b286950b60 186 float len = (float)sqrt(gVtx[i].x * gVtx[i].x +
embeddedartists 0:79b286950b60 187 gVtx[i].y * gVtx[i].y +
embeddedartists 0:79b286950b60 188 gVtx[i].z * gVtx[i].z);
embeddedartists 0:79b286950b60 189 if (len != 0)
embeddedartists 0:79b286950b60 190 {
embeddedartists 0:79b286950b60 191 gVtx[i].x /= len;
embeddedartists 0:79b286950b60 192 gVtx[i].y /= len;
embeddedartists 0:79b286950b60 193 gVtx[i].z /= len;
embeddedartists 0:79b286950b60 194 }
embeddedartists 0:79b286950b60 195 }
embeddedartists 0:79b286950b60 196 #endif
embeddedartists 0:79b286950b60 197 }
embeddedartists 0:79b286950b60 198
embeddedartists 0:79b286950b60 199 #ifdef USE_FLOAT
embeddedartists 0:79b286950b60 200 void GlobeDemo::rotate_z(float angle)
embeddedartists 0:79b286950b60 201 {
embeddedartists 0:79b286950b60 202 float ca = (float)cos(angle);
embeddedartists 0:79b286950b60 203 float sa = (float)sin(angle);
embeddedartists 0:79b286950b60 204 int i;
embeddedartists 0:79b286950b60 205 for (i = 0; i < NUM_OF_DOTS; i++)
embeddedartists 0:79b286950b60 206 {
embeddedartists 0:79b286950b60 207 float x = gRVtx[i].x * ca - gRVtx[i].y * sa;
embeddedartists 0:79b286950b60 208 float y = gRVtx[i].x * sa + gRVtx[i].y * ca;
embeddedartists 0:79b286950b60 209 gRVtx[i].x = x;
embeddedartists 0:79b286950b60 210 gRVtx[i].y = y;
embeddedartists 0:79b286950b60 211 }
embeddedartists 0:79b286950b60 212 }
embeddedartists 0:79b286950b60 213
embeddedartists 0:79b286950b60 214 void GlobeDemo::rotate_y(float angle)
embeddedartists 0:79b286950b60 215 {
embeddedartists 0:79b286950b60 216 float ca = (float)cos(angle);
embeddedartists 0:79b286950b60 217 float sa = (float)sin(angle);
embeddedartists 0:79b286950b60 218 int i
embeddedartists 0:79b286950b60 219 for (i = 0; i < NUM_OF_DOTS; i++)
embeddedartists 0:79b286950b60 220 {
embeddedartists 0:79b286950b60 221 float z = gRVtx[i].z * ca - gRVtx[i].x * sa;
embeddedartists 0:79b286950b60 222 float x = gRVtx[i].z * sa + gRVtx[i].x * ca;
embeddedartists 0:79b286950b60 223 gRVtx[i].z = z;
embeddedartists 0:79b286950b60 224 gRVtx[i].x = x;
embeddedartists 0:79b286950b60 225 }
embeddedartists 0:79b286950b60 226 }
embeddedartists 0:79b286950b60 227 #else
embeddedartists 0:79b286950b60 228 void GlobeDemo::rotate_z(uint32_t angle)
embeddedartists 0:79b286950b60 229 {
embeddedartists 0:79b286950b60 230 uint32_t i;
embeddedartists 0:79b286950b60 231 long x,y,ca,sa;
embeddedartists 0:79b286950b60 232
embeddedartists 0:79b286950b60 233 ca = icosine(angle);
embeddedartists 0:79b286950b60 234 sa = isine(angle);
embeddedartists 0:79b286950b60 235 for (i = 0; i < NUM_OF_DOTS; i++)
embeddedartists 0:79b286950b60 236 {
embeddedartists 0:79b286950b60 237 x = (gRVtx[i].x * ca - gRVtx[i].y * sa) / 0x7fff;
embeddedartists 0:79b286950b60 238 y = (gRVtx[i].x * sa + gRVtx[i].y * ca) / 0x7fff;
embeddedartists 0:79b286950b60 239 gRVtx[i].x = x;
embeddedartists 0:79b286950b60 240 gRVtx[i].y = y;
embeddedartists 0:79b286950b60 241 }
embeddedartists 0:79b286950b60 242 }
embeddedartists 0:79b286950b60 243
embeddedartists 0:79b286950b60 244 void GlobeDemo::rotate_y(uint32_t angle)
embeddedartists 0:79b286950b60 245 {
embeddedartists 0:79b286950b60 246 uint32_t i;
embeddedartists 0:79b286950b60 247 long x,z,ca,sa;
embeddedartists 0:79b286950b60 248
embeddedartists 0:79b286950b60 249 ca = icosine(angle);
embeddedartists 0:79b286950b60 250 sa = isine(angle);
embeddedartists 0:79b286950b60 251 for (i = 0; i < NUM_OF_DOTS; i++)
embeddedartists 0:79b286950b60 252 {
embeddedartists 0:79b286950b60 253 z = (gRVtx[i].z * ca - gRVtx[i].x * sa) / 0x7fff;
embeddedartists 0:79b286950b60 254 x = (gRVtx[i].z * sa + gRVtx[i].x * ca) / 0x7fff;
embeddedartists 0:79b286950b60 255 gRVtx[i].z = z;
embeddedartists 0:79b286950b60 256 gRVtx[i].x = x;
embeddedartists 0:79b286950b60 257 }
embeddedartists 0:79b286950b60 258 }
embeddedartists 0:79b286950b60 259 #endif
embeddedartists 0:79b286950b60 260
embeddedartists 0:79b286950b60 261 #if 0
embeddedartists 0:79b286950b60 262 void GlobeDemo::rotate_x(float angle)
embeddedartists 0:79b286950b60 263 {
embeddedartists 0:79b286950b60 264 float ca = (float)cos(angle);
embeddedartists 0:79b286950b60 265 float sa = (float)sin(angle);
embeddedartists 0:79b286950b60 266 int i;
embeddedartists 0:79b286950b60 267 for (i = 0; i < NUM_OF_DOTS; i++)
embeddedartists 0:79b286950b60 268 {
embeddedartists 0:79b286950b60 269 float y = gRVtx[i].y * ca - gRVtx[i].z * sa;
embeddedartists 0:79b286950b60 270 float z = gRVtx[i].y * sa + gRVtx[i].z * ca;
embeddedartists 0:79b286950b60 271 gRVtx[i].y = y;
embeddedartists 0:79b286950b60 272 gRVtx[i].z = z;
embeddedartists 0:79b286950b60 273 }
embeddedartists 0:79b286950b60 274 }
embeddedartists 0:79b286950b60 275 #endif
embeddedartists 0:79b286950b60 276
embeddedartists 0:79b286950b60 277 void GlobeDemo::render(uint32_t idx)
embeddedartists 0:79b286950b60 278 {
embeddedartists 0:79b286950b60 279 uint32_t i;
embeddedartists 0:79b286950b60 280 #ifdef USE_FLOAT
embeddedartists 0:79b286950b60 281 float rotz;
embeddedartists 0:79b286950b60 282 float roty;
embeddedartists 0:79b286950b60 283 #else
embeddedartists 0:79b286950b60 284 uint32_t rotz;
embeddedartists 0:79b286950b60 285 uint32_t roty;
embeddedartists 0:79b286950b60 286 #endif
embeddedartists 0:79b286950b60 287
embeddedartists 0:79b286950b60 288 static uint8_t cnt=0;
embeddedartists 0:79b286950b60 289
embeddedartists 0:79b286950b60 290 if (cnt == 0)
embeddedartists 0:79b286950b60 291 {
embeddedartists 0:79b286950b60 292 cnt = 1;
embeddedartists 0:79b286950b60 293 pFrmBuf = pFrmBuf1;
embeddedartists 0:79b286950b60 294 }
embeddedartists 0:79b286950b60 295 else if (cnt == 1)
embeddedartists 0:79b286950b60 296 {
embeddedartists 0:79b286950b60 297 cnt = 2;
embeddedartists 0:79b286950b60 298 pFrmBuf = pFrmBuf2;
embeddedartists 0:79b286950b60 299 }
embeddedartists 0:79b286950b60 300 else
embeddedartists 0:79b286950b60 301 {
embeddedartists 0:79b286950b60 302 cnt = 0;
embeddedartists 0:79b286950b60 303 pFrmBuf = pFrmBuf3;
embeddedartists 0:79b286950b60 304 }
embeddedartists 0:79b286950b60 305
embeddedartists 0:79b286950b60 306 graphics.setFrameBuffer(pFrmBuf);
embeddedartists 0:79b286950b60 307
embeddedartists 0:79b286950b60 308 // rendering here
embeddedartists 0:79b286950b60 309 memset((void*)(pFrmBuf), BACKGROUND_COLOR, this->windowX * this->windowY * 2);
embeddedartists 0:79b286950b60 310
embeddedartists 0:79b286950b60 311 // lcd_fillcircle(myLcdHnd, WIDTH / 2, HEIGHT / 2, HEIGHT / 4, LARGE_CIRCLE_COLOR);
embeddedartists 0:79b286950b60 312 graphics.put_circle(this->windowX / 2, this->windowY / 2, LARGE_CIRCLE_COLOR, this->windowY / 4, 1);
embeddedartists 0:79b286950b60 313
embeddedartists 0:79b286950b60 314 memcpy(gRVtx, gVtx, sizeof(tVertex) * NUM_OF_DOTS);
embeddedartists 0:79b286950b60 315
embeddedartists 0:79b286950b60 316 #ifdef USE_FLOAT
embeddedartists 0:79b286950b60 317 rotz = idx /*tick*/ * 0.0005f;
embeddedartists 0:79b286950b60 318 roty = idx /*tick*/ * 0.0020f;
embeddedartists 0:79b286950b60 319 #else
embeddedartists 0:79b286950b60 320 rotz = idx /*tick*/ * 50*5;
embeddedartists 0:79b286950b60 321 roty = idx /*tick*/ * 200*5;
embeddedartists 0:79b286950b60 322 #endif
embeddedartists 0:79b286950b60 323 rotate_y(roty);
embeddedartists 0:79b286950b60 324 rotate_z(rotz);
embeddedartists 0:79b286950b60 325
embeddedartists 0:79b286950b60 326 for (i = 0; i < NUM_OF_DOTS; i++)
embeddedartists 0:79b286950b60 327 {
embeddedartists 0:79b286950b60 328 uint16_t c = SMALL_CIRCLE_FRONT_COLOR;
embeddedartists 0:79b286950b60 329
embeddedartists 0:79b286950b60 330 if (gRVtx[i].z < 0)
embeddedartists 0:79b286950b60 331 c = SMALL_CIRCLE_BACK_COLOR;
embeddedartists 0:79b286950b60 332 #if 0
embeddedartists 0:79b286950b60 333 lcd_point(myLcdHnd,
embeddedartists 0:79b286950b60 334 (int)((gRVtx[i].x * (HEIGHT / 4)) / 0x7fff + WIDTH / 2),
embeddedartists 0:79b286950b60 335 (int)((gRVtx[i].y * (HEIGHT / 4)) / 0x7fff + HEIGHT / 2),
embeddedartists 0:79b286950b60 336 c);
embeddedartists 0:79b286950b60 337 #else
embeddedartists 0:79b286950b60 338 // lcd_fillcircle(myLcdHnd,
embeddedartists 0:79b286950b60 339 // (int)((gRVtx[i].x * (HEIGHT / 4)) / 0x7fff + WIDTH / 2),
embeddedartists 0:79b286950b60 340 // (int)((gRVtx[i].y * (HEIGHT / 4)) / 0x7fff + HEIGHT / 2),
embeddedartists 0:79b286950b60 341 // 2,
embeddedartists 0:79b286950b60 342 // c);
embeddedartists 0:79b286950b60 343 graphics.put_circle((int)((gRVtx[i].x * (this->windowY / 4)) / 0x7fff + this->windowX / 2), (int)((gRVtx[i].y * (this->windowY / 4)) / 0x7fff + this->windowY / 2), c, 2, 1);
embeddedartists 0:79b286950b60 344
embeddedartists 0:79b286950b60 345 #endif
embeddedartists 0:79b286950b60 346 }
embeddedartists 0:79b286950b60 347 #ifdef USE_FLOAT
embeddedartists 0:79b286950b60 348 lcd_fillcircle(myLcdHnd,
embeddedartists 0:79b286950b60 349 (int)((WIDTH / 3) * cos(rotz) + WIDTH / 2),
embeddedartists 0:79b286950b60 350 (int)((WIDTH / 3) * sin(rotz) + HEIGHT / 2),
embeddedartists 0:79b286950b60 351 6,
embeddedartists 0:79b286950b60 352 SMALL_CIRCLE_FRONT_COLOR);
embeddedartists 0:79b286950b60 353 #else
embeddedartists 0:79b286950b60 354 // lcd_fillcircle(myLcdHnd,
embeddedartists 0:79b286950b60 355 // (int)(((HEIGHT / 3) * icosine(rotz))/0x7fff + WIDTH / 2),
embeddedartists 0:79b286950b60 356 // (int)(((HEIGHT / 3) * isine(rotz)) /0x7fff + HEIGHT / 2),
embeddedartists 0:79b286950b60 357 // 7,
embeddedartists 0:79b286950b60 358 // SMALL_CIRCLE_FRONT_COLOR);
embeddedartists 0:79b286950b60 359 graphics.put_circle((int)(((this->windowY / 3) * icosine(rotz))/0x7fff + this->windowX / 2), (int)(((this->windowY / 3) * isine(rotz)) /0x7fff + this->windowY / 2), SMALL_CIRCLE_FRONT_COLOR, 7, 1);
embeddedartists 0:79b286950b60 360 #endif
embeddedartists 0:79b286950b60 361 }
embeddedartists 0:79b286950b60 362
embeddedartists 0:79b286950b60 363
embeddedartists 0:79b286950b60 364 /******************************************************************************
embeddedartists 0:79b286950b60 365 * Public functions
embeddedartists 0:79b286950b60 366 *****************************************************************************/
embeddedartists 0:79b286950b60 367 GlobeDemo::GlobeDemo(uint8_t *pFrameBuf, uint16_t dispWidth, uint16_t dispHeight)
embeddedartists 0:79b286950b60 368 : graphics((uint16_t *)pFrameBuf, dispWidth, dispHeight) {
embeddedartists 0:79b286950b60 369
embeddedartists 0:79b286950b60 370 this->windowX = dispWidth;
embeddedartists 0:79b286950b60 371 this->windowY = dispHeight;
embeddedartists 0:79b286950b60 372 this->pFrmBuf = (uint16_t *)pFrameBuf;
embeddedartists 0:79b286950b60 373 this->pFrmBuf1 = (uint16_t *)pFrameBuf;
embeddedartists 0:79b286950b60 374 this->pFrmBuf2 = (uint16_t *)((uint32_t)pFrameBuf + dispWidth*dispHeight*2);
embeddedartists 0:79b286950b60 375 this->pFrmBuf3 = (uint16_t *)((uint32_t)pFrameBuf + dispWidth*dispHeight*4);
embeddedartists 0:79b286950b60 376
embeddedartists 0:79b286950b60 377 initialize();
embeddedartists 0:79b286950b60 378 }
embeddedartists 0:79b286950b60 379
embeddedartists 0:79b286950b60 380 void GlobeDemo::run(EaLcdBoardGPIO& lcdBoard, uint32_t loops, uint32_t delayMs) {
embeddedartists 0:79b286950b60 381
embeddedartists 0:79b286950b60 382 printf("GlobeDemo, %d loops, %dms delay\n", loops, delayMs);
embeddedartists 0:79b286950b60 383
embeddedartists 0:79b286950b60 384 for(int32_t n=0;n<loops;n++) {
embeddedartists 0:79b286950b60 385
embeddedartists 0:79b286950b60 386 //render globe
embeddedartists 0:79b286950b60 387 render(n);
embeddedartists 0:79b286950b60 388
embeddedartists 0:79b286950b60 389 //update framebuffer
embeddedartists 0:79b286950b60 390 lcdBoard.setFrameBuffer((uint32_t)this->pFrmBuf);
embeddedartists 0:79b286950b60 391
embeddedartists 0:79b286950b60 392 wait_ms(delayMs);
embeddedartists 0:79b286950b60 393 }
embeddedartists 0:79b286950b60 394 free(gRVtx);
embeddedartists 0:79b286950b60 395 }
embeddedartists 0:79b286950b60 396