The first commit

src/core2/code_12F30.c

@@ -0,0 +1,177 @@
+#include <ultra64.h>
+#include "functions.h"
+#include "variables.h"
+
+extern f32 func_80294404(void);
+
+extern s16 D_80364580[];
+
+extern f32 D_80374CF0;
+extern f64 D_80374CF8;
+extern f64 D_80374D00;
+extern f32 D_80374D08;
+
+/*.bss*/
+struct {
+    u8 unk0;
+    f32 unk4[3]; 
+}
+D_8037C6F0;
+
+/*.code */
+#ifndef NONMATCHING
+#pragma GLOBAL_ASM("asm/nonmatchings/core2/code_12F30/func_80299EC0.s")
+#else
+void func_80299EC0(f32 arg0[3]) {
+    f32 spEC[3]; //player_pos
+    f32 spE0[3];
+    f32 spD4[3];
+    BKModelBin *spC8;
+    f32 spB8[3];
+    f32 spAC[3];
+    f32 spA0[3];
+    f32 sp7C[3][3]; //tri_vtx_colors
+    s32 sp78;
+    s32 i;
+    f32 sp70;
+    Struct60s *sp6C; //floor_vtx_list
+    f32 sp48[3][3]; //tri_vtx_coord
+    f32 temp_f0_2;
+    f32 temp_f2_2;
+    f32 temp_f2_4;
+    Vtx *vtx_buffer;
+    Vtx *temp_v1;
+    f32 phi_f18;
+
+
+    arg0[0] = 255.0f;\
+    arg0[1] = 255.0f;\
+    arg0[2] = 255.0f;
+    if (D_8037C6F0.unk0 == 1) {
+        sp78 = 50;
+    } else if (func_8028EE84() != BSWATERGROUP_0_NONE) {
+        sp78 = 200;
+    } else {
+        sp78 = 250;
+    }
+    _player_getPosition(spEC);
+    sp6C = func_8029463C();
+    spC8 = func_802946A8();
+    if (spC8 == NULL) {
+        sp6C = NULL;
+    }
+    if ((spEC[1] - func_80294438()) > 100.0f) {
+        sp6C = NULL;
+    }
+    if (sp6C == NULL) return;
+    if (sp6C->unk6 &2) return;
+
+    vtx_buffer = vtxList_getVertices(func_8033A148(spC8));
+    for(i = 0; i<3; i++){
+        temp_v1 =  vtx_buffer + sp6C->unk0[i];
+        sp48[i][0] = (f32) temp_v1->v.ob[0];
+        sp48[i][1] = (f32) temp_v1->v.ob[1];
+        sp48[i][1] = 0.0f;
+        sp48[i][2] = (f32) temp_v1->v.ob[2];
+
+        sp7C[i][0] = (f32) temp_v1->v.cn[0];
+        sp7C[i][1] = (f32) temp_v1->v.cn[1];
+        sp7C[i][2] = (f32) temp_v1->v.cn[2];
+    }
+    // spEC[1] = 0.0f;
+
+    spE0[0] = spEC[0] - sp48[0][0];
+    spE0[1] = 0.0f;
+    spE0[2] = spEC[2] - sp48[0][2];
+
+    spAC[0] = sp48[0][0] - sp48[1][0];
+    spAC[1] = 0.0f;
+    spAC[2] = sp48[0][2] - sp48[1][2];
+
+    spB8[0] = -(sp48[2][2] - sp48[1][2]);
+    spB8[1] = 0.0f;
+    spB8[2] = sp48[2][0] - sp48[1][0];
+
+    phi_f18 =  (spE0[0] * spB8[0]) + (spE0[1] * spB8[1]) + (spB8[2] * spE0[2]);
+    if(phi_f18 == 0.0f){
+        phi_f18 = D_80374CF0;
+    }
+
+    temp_f0_2 = -((spB8[2] * spAC[2]) + ((spAC[0] * spB8[0]) + 0.0f)) / phi_f18;
+    spA0[0] = (spE0[0] * temp_f0_2) + sp48[0][0];
+    spA0[1] = 0.0f;
+    spA0[2] = (spE0[2] * temp_f0_2) + sp48[0][2];
+
+    spD4[0] = spA0[0] - sp48[1][0];
+    spD4[1] = spA0[1] - sp48[1][1];
+    spD4[2] = spA0[2] - sp48[1][2];
+
+    temp_f2_2 = gu_sqrtf(spD4[0]*spD4[0] + spD4[1]*spD4[1] + spD4[2]*spD4[2]) / (gu_sqrtf(spB8[0] * spB8[0] + spB8[1] * spB8[1] + spB8[2] * spB8[2]) + D_80374CF8);
+    for(i = 0; i < 3; i++){
+        arg0[i] = sp7C[1][i] + (sp7C[2][i] - sp7C[1][i])*temp_f2_2;
+    }
+
+    spD4[0] = spA0[0] - sp48[0][0];
+    spD4[1] = spA0[1] - sp48[0][1];
+    spD4[2] = spA0[2] - sp48[0][2];
+    temp_f2_4 = (1.0 - (gu_sqrtf(spE0[0]*spE0[0] + spE0[1]*spE0[1] + spE0[2]*spE0[2]) / (gu_sqrtf(spD4[0]*spD4[0] + spD4[1]*spD4[1] + spD4[2]*spD4[2]) + D_80374D00)));
+
+    for(i = 0; i < 3; i++){
+        arg0[i] += (sp7C[0][i] - arg0[i])*temp_f2_4;
+    }
+
+    for(i = 0; i < 3; i++){
+        arg0[i] += (255.0f - arg0[i]) * (func_80294404() / 100.0f);
+    }
+
+    for(i = 0; i < 3; i++){
+        if(arg0[i] > 255.0f){ arg0[i] = 255.0f; }
+        if(arg0[i] < 0.0f) {  arg0[i] = 0.0f; }
+    }
+    arg0[0] = ((arg0[0] + arg0[1] + arg0[2]) * (f32) (0xFF - sp78)) / D_80374D08 + sp78;
+    arg0[1] = arg0[0];
+    arg0[2] = arg0[0];
+}
+#endif
+
+void func_8029A47C(s32 arg0[3]){
+    arg0[0] = (s32)(D_8037C6F0.unk4[0] + 0.5);
+    arg0[1] = (s32)(D_8037C6F0.unk4[1] + 0.5);
+    arg0[2] = (s32)(D_8037C6F0.unk4[2] + 0.5);
+}
+
+void func_8029A4D0(void){
+    int i;
+    s32 map_id = map_get();
+    D_8037C6F0.unk0 = 0;
+    D_8037C6F0.unk4[0] = 255.0f;
+    D_8037C6F0.unk4[1] = 255.0f;
+    D_8037C6F0.unk4[2] = 255.0f;
+    for(i = 0; D_80364580[i]; i++){
+        if(map_id == D_80364580[i]){
+            D_8037C6F0.unk0 = 1;
+            break;
+        }
+    }
+}
+
+void func_8029A54C(void){}
+
+void func_8029A554(void){
+    int i;
+    f32 sp28[3];
+    func_80299EC0(sp28);
+    for(i = 0; i < 3; i++){
+        if(D_8037C6F0.unk4[i] < sp28[i]){
+            D_8037C6F0.unk4[i] += 40.0f;
+            if(sp28[i] < D_8037C6F0.unk4[i])
+                D_8037C6F0.unk4[i] = sp28[i];
+
+        }
+        else{//L8029A5C0
+            D_8037C6F0.unk4[i] -= 40.0f;
+            if( D_8037C6F0.unk4[i] < sp28[i])
+                 D_8037C6F0.unk4[i] = sp28[i];
+        }
+    }
+}