1 // Fountain test script 2 3 #pragma version(1) 4 #pragma stateVertex(orthoWindow) 5 #pragma stateRaster(flat) 6 #pragma stateFragment(PgmFragBackground) 7 #pragma stateStore(MyBlend) 8 9 10 int main(void* con, int ft, int launchID) { 11 int count, touch, x, y, rate, maxLife, lifeShift; 12 int life; 13 int ct, ct2; 14 int newPart; 15 int drawCount; 16 int dx, dy, idx; 17 int posx,posy; 18 int c; 19 int srcIdx; 20 int dstIdx; 21 22 count = loadI32(con, 0, 1); 23 touch = loadI32(con, 0, 2); 24 x = loadI32(con, 0, 3); 25 y = loadI32(con, 0, 4); 26 27 rate = 4; 28 maxLife = (count / rate) - 1; 29 lifeShift = 0; 30 { 31 life = maxLife; 32 while (life > 255) { 33 life = life >> 1; 34 lifeShift ++; 35 } 36 } 37 38 drawRect(con, 0, 256, 0, 512); 39 contextBindProgramFragment(con, NAMED_PgmFragParts); 40 41 if (touch) { 42 newPart = loadI32(con, 2, 0); 43 for (ct2=0; ct2<rate; ct2++) { 44 dx = scriptRand(con, 0x10000) - 0x8000; 45 dy = scriptRand(con, 0x10000) - 0x8000; 46 47 idx = newPart * 5 + 1; 48 storeI32(con, 2, idx, dx); 49 storeI32(con, 2, idx + 1, dy); 50 storeI32(con, 2, idx + 2, maxLife); 51 storeI32(con, 2, idx + 3, x << 16); 52 storeI32(con, 2, idx + 4, y << 16); 53 54 newPart++; 55 if (newPart >= count) { 56 newPart = 0; 57 } 58 } 59 storeI32(con, 2, 0, newPart); 60 } 61 62 drawCount = 0; 63 for (ct=0; ct < count; ct++) { 64 srcIdx = ct * 5 + 1; 65 66 dx = loadI32(con, 2, srcIdx); 67 dy = loadI32(con, 2, srcIdx + 1); 68 life = loadI32(con, 2, srcIdx + 2); 69 posx = loadI32(con, 2, srcIdx + 3); 70 posy = loadI32(con, 2, srcIdx + 4); 71 72 if (life) { 73 if (posy < (480 << 16)) { 74 dstIdx = drawCount * 9; 75 c = 0xffafcf | ((life >> lifeShift) << 24); 76 77 storeU32(con, 1, dstIdx, c); 78 storeI32(con, 1, dstIdx + 1, posx); 79 storeI32(con, 1, dstIdx + 2, posy); 80 81 storeU32(con, 1, dstIdx + 3, c); 82 storeI32(con, 1, dstIdx + 4, posx + 0x10000); 83 storeI32(con, 1, dstIdx + 5, posy + dy * 4); 84 85 storeU32(con, 1, dstIdx + 6, c); 86 storeI32(con, 1, dstIdx + 7, posx - 0x10000); 87 storeI32(con, 1, dstIdx + 8, posy + dy * 4); 88 drawCount ++; 89 } else { 90 if (dy > 0) { 91 dy = (-dy) >> 1; 92 } 93 } 94 95 posx = posx + dx; 96 posy = posy + dy; 97 dy = dy + 0x400; 98 life --; 99 100 //storeI32(con, 2, srcIdx, dx); 101 storeI32(con, 2, srcIdx + 1, dy); 102 storeI32(con, 2, srcIdx + 2, life); 103 storeI32(con, 2, srcIdx + 3, posx); 104 storeI32(con, 2, srcIdx + 4, posy); 105 } 106 } 107 108 drawTriangleArray(con, NAMED_PartBuffer, drawCount); 109 return 1; 110 } 111
