Files
banjo-kazooie/src/core2/code_AC520.c
2024-10-20 00:01:40 -05:00

254 lines
8.8 KiB
C

#include <ultra64.h>
#include "functions.h"
#include "variables.h"
#include <core2/file.h>
#include <core2/lighting.h>
extern f32 vtxList_getGlobalNorm(BKVertexList *arg0);
static void __lighting_init(f32 position[3], f32 rotation[3], f32 scale, f32[3], f32);
void lighting_free();
void lighting_init();
/* .bss */
struct {
vector(Lighting) *vector_ptr;
Lighting *unk4[0x10];
Lighting **unk44;
Lighting **unk48; // copy of unk44
} sLightingVectorList;
//.code
static void __lighting_init(f32 position[3], f32 rotation[3], f32 scale, f32 arg3[3], f32 global_norm) {
Lighting * start_ptr;
Lighting * end_ptr;
Lighting * iPtr;
start_ptr = (Lighting *)vector_getBegin(sLightingVectorList.vector_ptr);
end_ptr = (Lighting *)vector_getEnd(sLightingVectorList.vector_ptr);
mlMtxIdent();
func_80252CC4(position, rotation, scale, arg3);
sLightingVectorList.unk44 = sLightingVectorList.unk4;
iPtr = start_ptr;
for(; iPtr < end_ptr && sLightingVectorList.unk44 < sLightingVectorList.unk48; iPtr++) {
if(iPtr->unk34 && ml_vec3f_distance(position, iPtr->position) < iPtr->unk1C + global_norm) {
mlMtx_apply_vec3f(iPtr->positionCopy, iPtr->position);
iPtr->unk20 = iPtr->unk18/scale;
iPtr->unk24 = iPtr->unk1C/scale;
*sLightingVectorList.unk44 = iPtr;
sLightingVectorList.unk44++;
}
}
}
void __lighting_freeAndInit() {
lighting_free();
lighting_init();
}
s32 __codeAC520_pad_func_8033361C() {
Lighting *startPtr = vector_getBegin(sLightingVectorList.vector_ptr);
Lighting *endPtr = vector_getEnd(sLightingVectorList.vector_ptr);
Lighting *iPtr;
for(iPtr = startPtr; iPtr < endPtr; iPtr++) {
if(iPtr->unk34) {
return (iPtr-startPtr) + 1;
}
}
return NULL;
}
s32 __codeAC520_pad_func_80333698(s32 index) {
Lighting *startPtr = vector_getBegin(sLightingVectorList.vector_ptr);
Lighting *iPtr = vector_at(sLightingVectorList.vector_ptr, index - 1);
Lighting *endPtr = vector_getEnd(sLightingVectorList.vector_ptr);
for(++iPtr; iPtr < endPtr; iPtr++) {
if(iPtr->unk34) {
return (iPtr-startPtr) + 1;
}
}
return NULL;
}
void __codeAC520_pad_func_80333734(s32 index, f32 *arg1) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
TUPLE_COPY(arg1, v0->position)
}
void __codeAC520_pad_func_80333784(s32 index, f32 *arg1) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
arg1[0] = v0->unk18;
arg1[1] = v0->unk1C;
}
void __codeAC520_pad_func_803337C8(s32 index, s32 *arg1) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
TUPLE_COPY(arg1, v0->rgb)
}
s32 __codeAC520_pad_func_80333818() {
return vector_size(sLightingVectorList.vector_ptr);
}
static s32 __lighting_create() {
Lighting *beginPtr = vector_getBegin(sLightingVectorList.vector_ptr);
Lighting *endPtr = vector_getEnd(sLightingVectorList.vector_ptr);
Lighting *iPtr;
for(iPtr = beginPtr; iPtr < endPtr; iPtr++) {
if(!iPtr->unk34)
break;
}
if(iPtr == endPtr)
iPtr = vector_pushBackNew(&sLightingVectorList.vector_ptr);
iPtr->unk34 = 1;
iPtr->rgb[0] = 0xff;
iPtr->rgb[1] = 0xff;
iPtr->rgb[2] = 0xff;
iPtr->position[2] = 0.0f;
iPtr->position[1] = 0.0f;
iPtr->position[0] = 0.0f;
iPtr->unk18 = 150.0f;
iPtr->unk1C = 300.0f;
return (iPtr - (Lighting *)vector_getBegin(sLightingVectorList.vector_ptr)) + 1;
}
void lighting_free() {
vector_free(sLightingVectorList.vector_ptr);
}
void lighting_init() {
sLightingVectorList.vector_ptr = vector_new(sizeof(Lighting), 0x10);
sLightingVectorList.unk48 = &sLightingVectorList.unk44;
}
void func_80333974(s32 index) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
v0->unk34 = 0;
}
s32 __codeAC520_pad_func_803339A4(f32 arg0[3]) {
Lighting *beginPtr = vector_getBegin(sLightingVectorList.vector_ptr);
Lighting *endPtr = vector_getEnd(sLightingVectorList.vector_ptr);
Lighting *iPtr;
Lighting *tmp_s0 = NULL;
for(iPtr = beginPtr; iPtr < endPtr; iPtr++) {
if(iPtr->unk34) {
if(tmp_s0 == NULL || ml_vec3f_distance(arg0, iPtr->position) < ml_vec3f_distance(arg0, tmp_s0->position)) {
tmp_s0 = iPtr;
}
}
}
return (tmp_s0) ? tmp_s0 + 1 - beginPtr : 0;
}
static void __lighting_setPosition(s32 index , f32 *position) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
TUPLE_COPY(v0->position, position)
}
static void __lighting_setUnk18AndUnk1C(s32 index , f32 *unk18_and_unk1c) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
v0->unk18 = unk18_and_unk1c[0];
v0->unk1C = unk18_and_unk1c[1];
}
static void __lighting_setRgb(s32 index , s32 *rgb) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
TUPLE_COPY(v0->rgb, rgb);
}
void lightingVectorList_fromFile(File *file_ptr) {
f32 position[3];
f32 unk18_and_unk1c[2];
s32 rgb[3];
s32 lighting_ptr;
__lighting_freeAndInit();
while(!file_isNextByteExpected(file_ptr, 0)) {
if( file_isNextByteExpected(file_ptr, 1)
&& file_getNFloats_ifExpected(file_ptr, 2, position, 3)
&& file_getNFloats_ifExpected(file_ptr, 3, unk18_and_unk1c, 2)
&& file_getNWords_ifExpected(file_ptr, 4, rgb, 3)
) {
lighting_ptr = __lighting_create();
__lighting_setPosition(lighting_ptr, position);
__lighting_setUnk18AndUnk1C(lighting_ptr, unk18_and_unk1c);
__lighting_setRgb(lighting_ptr, rgb);
}
}
}
s32 __codeAC520_pad_func_80333C78(s32 arg0) {
Lighting *beginPtr = vector_getBegin(sLightingVectorList.vector_ptr);
Lighting *endPtr = vector_getEnd(sLightingVectorList.vector_ptr);
Lighting *iPtr;
for(iPtr = beginPtr; iPtr < endPtr; iPtr++) {
if(iPtr->unk34) {
file_isNextByteExpected(arg0, 1);
file_getNFloats_ifExpected(arg0, 2, &iPtr->position, 3);
file_getNFloats_ifExpected(arg0, 3, &iPtr->unk18, 2);
file_getNWords_ifExpected(arg0, 4, &iPtr->rgb, 3);
}
}
return file_isNextByteExpected(arg0, 0);
}
void codeAC520_func_80333D48(BKVertexList *vertex_list, f32 position[3], f32 rotation[3], f32 scale, f32 arg4[3], BKVertexList *ref_vertex_list) {
static s32 sBlackRgb[3] = {0, 0, 0};
Vtx *i_ptr;
Vtx *end_ptr;
Vtx *ref_ptr;
Lighting **struct_ptr_ptr;
f32 vtx_position[3];
f32 rgb_modifier[3];
Lighting *struct_ptr;
f32 distance_between_vtx_and_lighting_node;
__lighting_init(position, rotation, scale, arg4, vtxList_getGlobalNorm(vertex_list));
if (sLightingVectorList.unk44 == (&sLightingVectorList.unk4[0])) {
vtxList_recolor(vertex_list, &sBlackRgb);
return;
}
ref_ptr = vtxList_getVertices(ref_vertex_list);
vtxList_getVtxRange(vertex_list, &i_ptr, &end_ptr);
for(i_ptr = i_ptr; i_ptr < end_ptr; i_ptr++, ref_ptr++) {
rgb_modifier[0] = rgb_modifier[1] = rgb_modifier[2] = 0.0f;
TUPLE_COPY(vtx_position, ref_ptr->v.ob);
for(struct_ptr_ptr = &sLightingVectorList.unk4[0]; struct_ptr_ptr < sLightingVectorList.unk44;struct_ptr_ptr++) {
struct_ptr = *struct_ptr_ptr;
distance_between_vtx_and_lighting_node = ml_vec3f_distance(struct_ptr->positionCopy, vtx_position);
if (!(struct_ptr->unk24 <= distance_between_vtx_and_lighting_node)) {
if (distance_between_vtx_and_lighting_node <= struct_ptr->unk20) {
rgb_modifier[0] = rgb_modifier[0] + struct_ptr->rgb[0];
rgb_modifier[1] = rgb_modifier[1] + struct_ptr->rgb[1];
rgb_modifier[2] = rgb_modifier[2] + struct_ptr->rgb[2];
} else {
distance_between_vtx_and_lighting_node = 1.0f - ((distance_between_vtx_and_lighting_node - struct_ptr->unk20) / (struct_ptr->unk24 - struct_ptr->unk20));
rgb_modifier[0] += distance_between_vtx_and_lighting_node * struct_ptr->rgb[0];
rgb_modifier[1] += distance_between_vtx_and_lighting_node * struct_ptr->rgb[1];
rgb_modifier[2] += distance_between_vtx_and_lighting_node * struct_ptr->rgb[2];
}
}
}
//each of these lines needs to consume an extra t reg
i_ptr->v.cn[0] = (s8)((ref_ptr->v.cn[0]*rgb_modifier[0])/256.0) & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF;
i_ptr->v.cn[1] = (s8)((ref_ptr->v.cn[1]*rgb_modifier[1])/256.0) & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF;
i_ptr->v.cn[2] = (s8)((ref_ptr->v.cn[2]*rgb_modifier[2])/256.0) & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF;
}
}