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document: lighting related code

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This commit is contained in:
Bl00D4NGEL
2024-10-17 21:42:54 +02:00
parent d1b41e109d
commit 61c8d35853
5 changed files with 166 additions and 165 deletions
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19
include/core2/lighting.h Normal file
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@@ -0,0 +1,19 @@
#ifndef _LIGHTING_H_
#define _LIGHTING_H_
#include <ultratypes.h>
typedef struct {
f32 position[3];
f32 positionCopy[3];
f32 unk18; // unk
f32 unk1C; // unk
f32 unk20; // result of unk18 / actor scale, some sort of distance
f32 unk24; // result of unk1C / actor scale, some sort of distance (determines whether to modify rgb of vertex)
s32 rgb[3]; // rgb
u8 unk34; // some sort of flag
u8 pad35[0x3];
} Lighting; //size 0x38
void lighting_free();
void lighting_init();
#endif

2
include/model.h
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@@ -200,5 +200,5 @@ typedef struct{
BKVertexList *model_getVtxList(BKModelBin *arg0);
Vtx *vtxList_getVertices(BKVertexList *vtxList);
void func_80333D48(BKVertexList *arg0, f32 position[3], f32 rotation[3], f32 scale, f32 arg4[3], BKVertexList *arg5);
void codeAC520_func_80333D48(BKVertexList *arg0, f32 position[3], f32 rotation[3], f32 scale, f32 arg4[3], BKVertexList *arg5);
#endif

2
src/core2/code_9E370.c
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@@ -135,7 +135,7 @@ void actor_predrawMethod(Actor *this){
sp34[0] = this->pitch;
sp34[1] = this->yaw;
sp34[2] = this->roll;
func_80333D48(sp40, this->position, sp34, this->scale, 0, model_getVtxList(sp48));
codeAC520_func_80333D48(sp40, this->position, sp34, this->scale, 0, model_getVtxList(sp48));
}//L80325560
modelRender_setVertexList(sp40);
this->unkF4_29 = NOT(this->unkF4_29);

278
src/core2/code_AC520.c
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@@ -3,270 +3,252 @@
#include "variables.h"
#include <core2/file.h>
#include <core2/lighting.h>
extern void func_80252CC4(f32[3], f32[3], f32, f32[3]);
extern f32 vtxList_getGlobalNorm(BKVertexList *arg0);
extern void func_803334B0(f32 position[3], f32 rotation[3], f32 scale, f32[3], f32);
static void __lighting_init(f32 position[3], f32 rotation[3], f32 scale, f32[3], f32);
void func_80333918(void);
void func_8033393C(void);
typedef struct struct_22_s{
f32 unk0[3];
f32 unkC[3];
f32 unk18;
f32 unk1C;
f32 unk20;
f32 unk24;
s32 unk28[3];
u8 unk34;
u8 pad35[0x3];
} Struct_core2_AC520_0;//size 0x38
void lighting_free();
void lighting_init();
/* .bss */
struct {
vector(Struct_core2_AC520_0) *unk0;
Struct_core2_AC520_0 *unk4[0x10];
Struct_core2_AC520_0 **unk44;
Struct_core2_AC520_0 **unk48;
} D_80383570;
vector(Lighting) *vector_ptr;
Lighting *unk4[0x10];
Lighting **unk44;
Lighting **unk48; // copy of unk44
} sLightingVectorList;
//.code
extern void func_803334B0(f32 position[3], f32 rotation[3], f32 scale, f32 arg3[3], f32 arg4){
Struct_core2_AC520_0 * start_ptr;
Struct_core2_AC520_0 * end_ptr;
Struct_core2_AC520_0 * iPtr;
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 = (Struct_core2_AC520_0 *)vector_getBegin(D_80383570.unk0);
end_ptr = (Struct_core2_AC520_0 *)vector_getEnd(D_80383570.unk0);
start_ptr = (Lighting *)vector_getBegin(sLightingVectorList.vector_ptr);
end_ptr = (Lighting *)vector_getEnd(sLightingVectorList.vector_ptr);
mlMtxIdent();
func_80252CC4(position, rotation, scale, arg3);
D_80383570.unk44 = D_80383570.unk4;
sLightingVectorList.unk44 = sLightingVectorList.unk4;
iPtr = start_ptr;
for(; iPtr < end_ptr && D_80383570.unk44 < D_80383570.unk48; iPtr++){
if(iPtr->unk34 && ml_distance_vec3f(position, iPtr->unk0) < iPtr->unk1C + arg4){
mlMtx_apply_vec3f(iPtr->unkC, iPtr->unk0);
for(; iPtr < end_ptr && sLightingVectorList.unk44 < sLightingVectorList.unk48; iPtr++) {
if(iPtr->unk34 && ml_distance_vec3f(position, iPtr->position) < iPtr->unk1C + global_norm) {
mlMtx_apply_vec3f(iPtr->positionCopy, iPtr->position);
iPtr->unk20 = iPtr->unk18/scale;
iPtr->unk24 = iPtr->unk1C/scale;
*D_80383570.unk44 = iPtr;
D_80383570.unk44++;
}//L803335B0
*sLightingVectorList.unk44 = iPtr;
sLightingVectorList.unk44++;
}
}
}
void func_803335F4(void){
func_80333918();
func_8033393C();
void __lighting_freeAndInit() {
lighting_free();
lighting_init();
}
s32 func_8033361C(void){
Struct_core2_AC520_0 *startPtr = vector_getBegin(D_80383570.unk0);
Struct_core2_AC520_0 *endPtr = vector_getEnd(D_80383570.unk0);
Struct_core2_AC520_0 *iPtr;
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 0;
return NULL;
}
s32 func_80333698(s32 index){
Struct_core2_AC520_0 *startPtr = vector_getBegin(D_80383570.unk0);
Struct_core2_AC520_0 *iPtr = vector_at(D_80383570.unk0, index - 1);
Struct_core2_AC520_0 *endPtr = vector_getEnd(D_80383570.unk0);
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 0;
return NULL;
}
void func_80333734(s32 index, f32 *arg1){
Struct_core2_AC520_0 *v0 = vector_at(D_80383570.unk0, index-1);
arg1[0] = v0->unk0[0];
arg1[1] = v0->unk0[1];
arg1[2] = v0->unk0[2];
void __codeAC520_pad_func_80333734(s32 index, f32 *arg1) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
TUPLE_COPY(arg1, v0->position)
}
void func_80333784(s32 index, f32 *arg1){
Struct_core2_AC520_0 *v0 = vector_at(D_80383570.unk0, index-1);
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 func_803337C8(s32 index, s32 *arg1){
Struct_core2_AC520_0 *v0 = vector_at(D_80383570.unk0, index-1);
arg1[0] = v0->unk28[0];
arg1[1] = v0->unk28[1];
arg1[2] = v0->unk28[2];
void __codeAC520_pad_func_803337C8(s32 index, s32 *arg1) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
TUPLE_COPY(arg1, v0->rgb)
}
s32 func_80333818(void){
return vector_size(D_80383570.unk0);
s32 __codeAC520_pad_func_80333818() {
return vector_size(sLightingVectorList.vector_ptr);
}
s32 func_8033383C(void){
Struct_core2_AC520_0 *beginPtr = vector_getBegin(D_80383570.unk0);
Struct_core2_AC520_0 *endPtr = vector_getEnd(D_80383570.unk0);
Struct_core2_AC520_0 *iPtr;
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(&D_80383570.unk0);
iPtr = vector_pushBackNew(&sLightingVectorList.vector_ptr);
iPtr->unk34 = 1;
iPtr->unk28[0] = 0xff;
iPtr->unk28[1] = 0xff;
iPtr->unk28[2] = 0xff;
iPtr->unk0[2] = 0.0f;
iPtr->unk0[1] = 0.0f;
iPtr->unk0[0] = 0.0f;
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 - (Struct_core2_AC520_0 *)vector_getBegin(D_80383570.unk0)) + 1;
return (iPtr - (Lighting *)vector_getBegin(sLightingVectorList.vector_ptr)) + 1;
}
void func_80333918(void){
vector_free(D_80383570.unk0);
void lighting_free() {
vector_free(sLightingVectorList.vector_ptr);
}
void func_8033393C(void){
D_80383570.unk0 = vector_new(sizeof(Struct_core2_AC520_0), 0x10);
D_80383570.unk48 = &D_80383570.unk44;
void lighting_init() {
sLightingVectorList.vector_ptr = vector_new(sizeof(Lighting), 0x10);
sLightingVectorList.unk48 = &sLightingVectorList.unk44;
}
void func_80333974(s32 index) {
Struct_core2_AC520_0 *v0 = vector_at(D_80383570.unk0, index-1);
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
v0->unk34 = 0;
}
s32 func_803339A4(f32 arg0[3]){
Struct_core2_AC520_0 *beginPtr = vector_getBegin(D_80383570.unk0);
Struct_core2_AC520_0 *endPtr = vector_getEnd(D_80383570.unk0);
Struct_core2_AC520_0 *iPtr;
Struct_core2_AC520_0 *tmp_s0 = NULL;
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_distance_vec3f(arg0, iPtr->unk0) < ml_distance_vec3f(arg0, tmp_s0->unk0)){
if(tmp_s0 == NULL || ml_distance_vec3f(arg0, iPtr->position) < ml_distance_vec3f(arg0, tmp_s0->position)) {
tmp_s0 = iPtr;
}
}
}
return (tmp_s0) ? tmp_s0 + 1 - beginPtr : 0;
}
void func_80333A94(s32 index , f32 *arg1){
Struct_core2_AC520_0 *v0 = vector_at(D_80383570.unk0, index-1);
v0->unk0[0] = arg1[0];
v0->unk0[1] = arg1[1];
v0->unk0[2] = arg1[2];
static void __lighting_setPosition(s32 index , f32 *position) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
TUPLE_COPY(v0->position, position)
}
void func_80333AE4(s32 index , f32 *arg1){
Struct_core2_AC520_0 *v0 = vector_at(D_80383570.unk0, index-1);
v0->unk18 = arg1[0];
v0->unk1C = arg1[1];
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];
}
void func_80333B28(s32 index , s32 *arg1){
Struct_core2_AC520_0 *v0 = vector_at(D_80383570.unk0, index-1);
v0->unk28[0] = arg1[0];
v0->unk28[1] = arg1[1];
v0->unk28[2] = arg1[2];
static void __lighting_setRgb(s32 index , s32 *rgb) {
Lighting *v0 = vector_at(sLightingVectorList.vector_ptr, index-1);
TUPLE_COPY(v0->rgb, rgb);
}
void func_80333B78(File *file_ptr){
f32 sp4C[3];
f32 sp44[2];
s32 sp38[3];
s32 indx;
func_803335F4();
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, sp4C, 3)
&& file_getNFloats_ifExpected(file_ptr, 3, sp44, 2)
&& file_getNWords_ifExpected(file_ptr, 4, sp38, 3)
&& 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)
) {
indx = func_8033383C();
func_80333A94(indx, sp4C);
func_80333AE4(indx, sp44);
func_80333B28(indx, sp38);
lighting_ptr = __lighting_create();
__lighting_setPosition(lighting_ptr, position);
__lighting_setUnk18AndUnk1C(lighting_ptr, unk18_and_unk1c);
__lighting_setRgb(lighting_ptr, rgb);
}
}
}
s32 func_80333C78(s32 arg0){
Struct_core2_AC520_0 *beginPtr = vector_getBegin(D_80383570.unk0);
Struct_core2_AC520_0 *endPtr = vector_getEnd(D_80383570.unk0);
Struct_core2_AC520_0 *iPtr;
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->unk0, 3);
file_getNFloats_ifExpected(arg0, 2, &iPtr->position, 3);
file_getNFloats_ifExpected(arg0, 3, &iPtr->unk18, 2);
file_getNWords_ifExpected(arg0, 4, &iPtr->unk28, 3);
file_getNWords_ifExpected(arg0, 4, &iPtr->rgb, 3);
}
}
return file_isNextByteExpected(arg0, 0);
}
void func_80333D48(BKVertexList *arg0, f32 position[3], f32 rotation[3], f32 scale, f32 arg4[3], BKVertexList *arg5) {
static s32 D_8036F970[3] = {0, 0, 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;
Struct_core2_AC520_0 **struct_ptr_ptr;
f32 sp74[3];
f32 sp68[3];
Struct_core2_AC520_0 *struct_ptr;
f32 temp_f0;
Lighting **struct_ptr_ptr;
f32 vtx_position[3];
f32 rgb_modifier[3];
Lighting *struct_ptr;
f32 distance_between_vtx_and_lighting_node;
func_803334B0(position, rotation, scale, arg4, vtxList_getGlobalNorm(arg0));
if (D_80383570.unk44 == (&D_80383570.unk4[0])) {
vtxList_recolor(arg0, &D_8036F970);
__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(arg5);
vtxList_getVtxRange(arg0, &i_ptr, &end_ptr);
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);
sp68[0] = sp68[1] = sp68[2] = 0.0f;
sp74[0] = ref_ptr->v.ob[0];
sp74[1] = ref_ptr->v.ob[1];
sp74[2] = ref_ptr->v.ob[2];
for(struct_ptr_ptr = &D_80383570.unk4[0]; struct_ptr_ptr < D_80383570.unk44;struct_ptr_ptr++){
for(struct_ptr_ptr = &sLightingVectorList.unk4[0]; struct_ptr_ptr < sLightingVectorList.unk44;struct_ptr_ptr++) {
struct_ptr = *struct_ptr_ptr;
temp_f0 = ml_distance_vec3f(struct_ptr->unkC, sp74);
if (!(struct_ptr->unk24 <= temp_f0)) {
if (temp_f0 <= struct_ptr->unk20) {
sp68[0] = sp68[0] + struct_ptr->unk28[0];
sp68[1] = sp68[1] + struct_ptr->unk28[1];
sp68[2] = sp68[2] + struct_ptr->unk28[2];
distance_between_vtx_and_lighting_node = ml_distance_vec3f(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 {
temp_f0 = 1.0f - ((temp_f0 - struct_ptr->unk20) / (struct_ptr->unk24 - struct_ptr->unk20));
sp68[0] += temp_f0 * struct_ptr->unk28[0];
sp68[1] += temp_f0 * struct_ptr->unk28[1];
sp68[2] += temp_f0 * struct_ptr->unk28[2];
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]*sp68[0])/256.0) & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF;
i_ptr->v.cn[1] = (s8)((ref_ptr->v.cn[1]*sp68[1])/256.0) & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF;
i_ptr->v.cn[2] = (s8)((ref_ptr->v.cn[2]*sp68[2])/256.0) & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF & 0xFF;
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;
}
}

6
src/core2/code_AD5B0.c
View File

@@ -160,7 +160,7 @@ void func_80334910(void) {
func_8031B710();
mapModel_free();
func_8030A6B0();
func_80333918();
lighting_free();
sky_free();
func_8034C8D8();
func_80323238();
@@ -234,7 +234,7 @@ void func_80334B20(enum map_e arg0, s32 arg1, s32 arg2) {
func_802F13E0();
func_802F7D30();
func_8030A78C();
func_8033393C();
lighting_init();
sky_reset();
func_803343D0();
cubeList_init();
@@ -396,7 +396,7 @@ void func_80335140(enum map_e map_id) {
} else if (file_isNextByteExpected(fp, 3)) {
ncCameraNodeList_fromFile(fp);
} else if (file_isNextByteExpected(fp, 4)) {
func_80333B78(fp);
lightingVectorList_fromFile(fp);
}
}
file_close(fp); //file close