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1504
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1 #include "mm7_data.h"
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2
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3 //----- (0044C362) --------------------------------------------------------
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4 void Vec3_int_::Normalize_float()
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5 {
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6 //Vec3_int_ *v1; // esi@1
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7 double v2; // st6@1
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8 float v3; // ST20_4@1
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9 double v4; // st5@1
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10 float v5; // ST18_4@1
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11 double v6; // st4@1
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12 float v7; // ST14_4@1
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13 float v8; // ST24_4@1
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14 float v9; // ST20_4@1
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15 double v10; // ST0C_8@1
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16 float v11; // ST18_4@1
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17 double v12; // ST0C_8@1
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18 float v13; // ST14_4@1
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19 double v14; // ST0C_8@1
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20
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21 assert(false);
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22 //v1 = this;
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23 v2 = (double)this->x * 0.000015258789;
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24 v3 = v2;
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25 v4 = (double)this->y * 0.000015258789;
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26 v5 = v4;
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27 v6 = (double)this->z * 0.000015258789;
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28 v7 = v6;
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29 v8 = 1.0 / sqrt(v6 * v6 + v4 * v4 + v2 * v2);
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30 v9 = v8 * v3 * 65536.0;
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31 v10 = v9 + 6.7553994e15;
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32 this->x = LODWORD(v10);
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33 v11 = v8 * v5 * 65536.0;
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34 v12 = v11 + 6.7553994e15;
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35 this->y = LODWORD(v12);
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36 v13 = v8 * v7 * 65536.0;
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37 v14 = v13 + 6.7553994e15;
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38 this->z = LODWORD(v14);
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39 }
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40
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41 //----- (0043AA99) --------------------------------------------------------
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42 void __fastcall Vec3_int_::Rotate(int sDepth, int sRotY, int sRotX, Vec3_int_ v, int *outx, int *outy, int *outz)
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43 {
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44 float cosf_x = cosf(3.14159265f * sRotX / 1024.0f),
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45 sinf_x = sinf(3.14159265f * sRotX / 1024.0f),
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46 cosf_y = cosf(3.14159265f * sRotY / 1024.0f),
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47 sinf_y = sinf(3.14159265f * sRotY / 1024.0f);
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48
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49 *outx = v.x + ((unsigned __int64)(sinf_y * (signed __int64)((unsigned __int64)(cosf_x * (signed __int64)sDepth)>> 16)));
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50 *outy = v.y + ((unsigned __int64)(cosf_y * (signed __int64)((unsigned __int64)(cosf_x * (signed __int64)sDepth)>> 16)));
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51 *outz = v.z + ((unsigned __int64)(sinf_x * (signed __int64)sDepth) >> 16);
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52 }
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53
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54 //----- (0043AB61) --------------------------------------------------------
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55 void Vec3_int_::Normalize(int *x, int *y, int *z)
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56 {
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57 *x *= 65536 / (integer_sqrt(*y * *y + *z * *z + *x * *x) | 1);
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58 *y *= 65536 / (integer_sqrt(*y * *y + *z * *z + *x * *x) | 1);
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59 *z *= 65536 / (integer_sqrt(*y * *y + *z * *z + *x * *x) | 1);
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60 }
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