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//
// Generated by dtk
// Translation Unit: d_bg_w_sv.cpp
//
#include "d/d_bg_w_sv.h"
#include "SSystem/SComponent/c_bg_s_poly_info.h"
/* 800AABFC-800AAC84 .text Set__6dBgWSvFP6cBgD_tUl */
bool dBgWSv::Set(cBgD_t* bgd, u32 flag) {
if (cBgW::Set(bgd, MOVE_BG_e | NO_CALC_VTX_e | GLOBAL_e | UNK40_e, NULL)) {
return true;
}
mSvFlag = flag;
if (ChkNoCrrPos()) {
return false;
}
SetBackVtx(new Vec[pm_bgd->m_v_num]);
if (GetBackVtx() == NULL) {
return true;
}
return false;
}
/* 800AAC84-800AACF0 .text CopyBackVtx__6dBgWSvFv */
void dBgWSv::CopyBackVtx() {
if (mBackVtx == NULL || pm_vtx_tbl == NULL) {
return;
}
for (int i = 0; i < pm_bgd->m_v_num; i++) {
mBackVtx[i] = pm_vtx_tbl[i];
}
}
/* 800AACF0-800AAEA8 .text CrrPosWork__6dBgWSvFP4cXyziii */
bool dBgWSv::CrrPosWork(cXyz* pos, int v0, int v1, int v2) {
cXyz sp2c;
cXyz sp20;
sp2c.x = mBackVtx[v1].x - mBackVtx[v0].x;
sp2c.y = mBackVtx[v1].y - mBackVtx[v0].y;
sp2c.z = mBackVtx[v1].z - mBackVtx[v0].z;
sp20.x = mBackVtx[v2].x - mBackVtx[v0].x;
sp20.y = mBackVtx[v2].y - mBackVtx[v0].y;
sp20.z = mBackVtx[v2].z - mBackVtx[v0].z;
if (cM3d_IsZero(sp2c.z) || cM3d_IsZero(sp20.z)) { return true; }
f32 f8 = sp2c.x - (sp2c.z * (sp20.x / sp20.z));
f32 f5 = sp20.x - (sp20.z * (sp2c.x / sp2c.z));
if (cM3d_IsZero(f8) || cM3d_IsZero(f5)) { return true; }
pos->x -= mBackVtx[v0].x;
pos->z -= mBackVtx[v0].z;
f32 f6 = (pos->x - (pos->z * (sp20.x / sp20.z))) / f8;
f32 f7 = (pos->x - (pos->z * (sp2c.x / sp2c.z))) / f5;
cXyz sp14;
cXyz sp08;
sp14.x = pm_vtx_tbl[v1].x - pm_vtx_tbl[v0].x;
sp14.z = pm_vtx_tbl[v1].z - pm_vtx_tbl[v0].z;
sp08.x = pm_vtx_tbl[v2].x - pm_vtx_tbl[v0].x;
sp08.z = pm_vtx_tbl[v2].z - pm_vtx_tbl[v0].z;
pos->x = f6 * sp14.x + f7 * sp08.x;
pos->z = f6 * sp14.z + f7 * sp08.z;
pos->x += pm_vtx_tbl[v0].x;
pos->z += pm_vtx_tbl[v0].z;
return false;
}
/* 800AAEA8-800AAF64 .text CrrPos__6dBgWSvFR13cBgS_PolyInfoPvbP4cXyzP5csXyzP5csXyz */
void dBgWSv::CrrPos(cBgS_PolyInfo& poly, void* user, bool accept, cXyz* pos, csXyz* angle, csXyz* shape_angle) {
if (ChkNoCrrPos()) { return; }
if (!accept) { return; }
u16 polyIndex = poly.GetPolyIndex();
int vtx0 = pm_bgd->m_t_tbl[polyIndex].vtx0;
int vtx1 = pm_bgd->m_t_tbl[polyIndex].vtx1;
int vtx2 = pm_bgd->m_t_tbl[polyIndex].vtx2;
if (!CrrPosWork(pos, vtx0, vtx1, vtx2)) { return; }
if (!CrrPosWork(pos, vtx1, vtx2, vtx0)) { return; }
if (!CrrPosWork(pos, vtx2, vtx0, vtx1)) {}
}
/* 800AAF64-800AB180 .text TransPosWork__6dBgWSvFP4cXyziii */
bool dBgWSv::TransPosWork(cXyz* pos, int v0, int v1, int v2) {
cXyz sp2c;
cXyz sp20;
sp2c.x = mBackVtx[v1].x - mBackVtx[v0].x;
sp2c.y = mBackVtx[v1].y - mBackVtx[v0].y;
sp2c.z = mBackVtx[v1].z - mBackVtx[v0].z;
sp20.x = mBackVtx[v2].x - mBackVtx[v0].x;
sp20.y = mBackVtx[v2].y - mBackVtx[v0].y;
sp20.z = mBackVtx[v2].z - mBackVtx[v0].z;
if (cM3d_IsZero(sp2c.z) || cM3d_IsZero(sp20.z)) { return true; }
f32 f8 = sp2c.x - (sp2c.z * (sp20.x / sp20.z));
f32 f4 = sp20.x - (sp20.z * (sp2c.x / sp2c.z));
if (cM3d_IsZero(f8) || cM3d_IsZero(f4)) { return true; }
f32 f5 = pos->x - mBackVtx[v0].x;
f32 f1 = pos->z - mBackVtx[v0].z;
f32 f8_2 = (f5 - (f1 * (sp20.x / sp20.z))) / f8;
f32 f9 = (f5 - (f1 * (sp2c.x / sp2c.z))) / f4;
if (f8_2 < 0.0f || f8_2 > 1.0f || f9 < 0.0f || f9 > 1.0f) {
return true;
}
cXyz sp14;
cXyz sp08;
sp14.x = pm_vtx_tbl[v1].x - pm_vtx_tbl[v0].x;
sp14.y = pm_vtx_tbl[v1].y - pm_vtx_tbl[v0].y;
sp14.z = pm_vtx_tbl[v1].z - pm_vtx_tbl[v0].z;
sp08.x = pm_vtx_tbl[v2].x - pm_vtx_tbl[v0].x;
sp08.y = pm_vtx_tbl[v2].y - pm_vtx_tbl[v0].y;
sp08.z = pm_vtx_tbl[v2].z - pm_vtx_tbl[v0].z;
pos->x = f8_2 * sp14.x + f9 * sp08.x;
pos->y = f8_2 * sp14.y + f9 * sp08.y;
pos->z = f8_2 * sp14.z + f9 * sp08.z;
pos->x += pm_vtx_tbl[v0].x;
pos->y += pm_vtx_tbl[v0].y;
pos->z += pm_vtx_tbl[v0].z;
return false;
}
/* 800AB180-800AB23C .text TransPos__6dBgWSvFR13cBgS_PolyInfoPvbP4cXyzP5csXyzP5csXyz */
void dBgWSv::TransPos(cBgS_PolyInfo& poly, void* user, bool accept, cXyz* pos, csXyz* angle, csXyz* shape_angle) {
if (ChkNoCrrPos()) { return; }
if (!accept) { return; }
u16 polyIndex = poly.GetPolyIndex();
int vtx0 = pm_bgd->m_t_tbl[polyIndex].vtx0;
int vtx1 = pm_bgd->m_t_tbl[polyIndex].vtx1;
int vtx2 = pm_bgd->m_t_tbl[polyIndex].vtx2;
if (!TransPosWork(pos, vtx0, vtx1, vtx2)) { return; }
if (!TransPosWork(pos, vtx1, vtx2, vtx0)) { return; }
if (!TransPosWork(pos, vtx2, vtx0, vtx1)) {}
}
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