r_data.c (1773B)
1 /* R_data.c */ 2 3 #include "doomdef.h" 4 #include "r_local.h" 5 #include "p_local.h" 6 7 int firsttex; // 800A632C 8 int lasttex; // 800A6330 9 int numtextures; // 800A6334 10 int firstswx; // 800A6338 11 int *textures; // 800A633C 12 13 int firstsprite; // 800A6320 14 int lastsprite; // 800A6324 15 int numsprites; // 800A6328 16 17 int skytexture; // 800A5f14 18 19 void R_InitTextures(void); 20 void R_InitSprites(void); 21 /*============================================================================ */ 22 23 #define PI_VAL 3.141592653589793 24 25 /* 26 ================ 27 = 28 = R_InitData 29 = 30 = Locates all the lumps that will be used by all views 31 = Must be called after W_Init 32 ================= 33 */ 34 35 void R_InitData (void) // 80023180 36 { 37 int i; 38 int val; 39 40 for(i = 0; i < (5*FINEANGLES/4); i++) 41 { 42 finesine[i] = (fixed_t) (sinf((((f64) val * (f64) PI_VAL) / 8192.0)) * 65536.0); 43 val += 2; 44 } 45 46 R_InitTextures(); 47 R_InitSprites(); 48 } 49 50 /* 51 ================== 52 = 53 = R_InitTextures 54 = 55 = Initializes the texture list with the textures from the world map 56 = 57 ================== 58 */ 59 60 void R_InitTextures(void) // 8002327C 61 { 62 int lump, swx, i; 63 64 firsttex = W_GetNumForName("T_START") + 1; 65 lasttex = W_GetNumForName("T_END") - 1; 66 numtextures = (lasttex - firsttex) + 1; 67 68 textures = Z_Malloc(numtextures * sizeof(int), PU_STATIC, NULL); 69 70 for (i = 0; i < numtextures; i++) 71 { 72 textures[i] = (i + firsttex) << 4; 73 } 74 75 swx = W_CheckNumForName("SWX", 0x7fffff00, 0); 76 firstswx = (swx - firsttex); 77 } 78 79 /* 80 ================ 81 = 82 = R_InitSprites 83 = 84 ================= 85 */ 86 87 void R_InitSprites(void) // 80023378 88 { 89 firstsprite = W_GetNumForName("S_START") + 1; 90 lastsprite = W_GetNumForName("S_END") - 1; 91 numsprites = (lastsprite - firstsprite) + 1; 92 }