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core1/code_7F60.c progress

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Banjo Kazooie
2022-10-15 19:02:21 -05:00
parent c516e73adc
commit b926f7317d
5 changed files with 88 additions and 13 deletions
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85
src/core1/code_7F60.c
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@@ -9,6 +9,40 @@ s32 func_80245980(f32 arg0){
}
#pragma GLOBAL_ASM("asm/nonmatchings/core1/code_7F60/func_802459A0.s")
// void func_802459A0(void *arg0, s32 *arg1) {
// s32 *var_s3;
// s32 *var_s4;
// s32 temp_s2;
// s32 temp_v0;
// s32 var_s1;
// s32 var_s7;
// void *var_fp;
// void *var_s0;
// var_s3 = arg1;
// var_s4 = arg1 + 0x20;
// var_s7 = 0;
// var_fp = arg0;
// do {
// var_s1 = 0;
// var_s0 = var_fp;
// loop_2:
// temp_s2 = func_80245980(var_s0->unk0);
// temp_v0 = func_80245980(var_s0->unk4);
// var_s1 += 8;
// *var_s3 = (temp_s2 & 0xFFFF0000) | ((temp_v0 >> 0x10) & 0xFFFF);
// var_s0 += 8;
// var_s3 += 4;
// *var_s4 = ((temp_s2 << 0x10) & 0xFFFF0000) | (temp_v0 & 0xFFFF);
// var_s4 += 4;
// if (var_s1 != 0x10) {
// goto loop_2;
// }
// var_s7 += 1;
// var_fp += 0x10;
// } while (var_s7 != 4);
// }
#pragma GLOBAL_ASM("asm/nonmatchings/core1/code_7F60/func_80245A7C.s")
// void func_80245A7C(Mtx *m0, Mtx *m1){
@@ -23,12 +57,29 @@ s32 func_80245980(f32 arg0){
// a0 = a2[2*i]*65536.0f;
// a1 = a2[2*i+1]*65536.0f;
// v0[i] = (a0 & 0xffff0000) | ((a1 >> 16) & 0xffff);
// v1[i] = ((a0 << 16) & 0xffff0000) | (a1 & 0xffff);
// v0[i] = ((a0 << 0) & 0xffff0000) | ((a1 >> 16) & 0xffff);
// v1[i] = ((a0 << 16) & 0xffff0000) | ((a1 >> 0) & 0xffff);
// }
// }
#pragma GLOBAL_ASM("asm/nonmatchings/core1/code_7F60/func_80245BE4.s")
void func_80245BE4(f32 mf[4][4], f32 arg1, f32 arg2, f32 arg3, f32 arg4, f32 arg5, f32 arg6, f32 arg7) {
s32 i, j;
_guMtxIdentF_80245D44(mf);
mf[0][0] = (2 * arg5) / (arg2 - arg1);
mf[1][1] = (2 * arg5) / (arg4 - arg3);
mf[2][0] = (arg2 + arg1) / (arg2 - arg1);
mf[2][1] = (arg4 + arg3) / (arg4 - arg3);
mf[2][2] = -(arg6 + arg5) / (arg6 - arg5);
mf[2][3] = -1.0f;
mf[3][2] = (-2 * arg6 * arg5) / (arg6 - arg5);
mf[3][3] = 0.0f;
for(i = 0; i < 4; i++){
for(j = 0; j < 4; j++){
mf[i][j] *= arg7;
}
}
}
void _guMtxIdentF_80245D44(float mf[4][4]) //static
{
@@ -40,9 +91,33 @@ void _guMtxIdentF_80245D44(float mf[4][4]) //static
else mf[i][j] = 0.0;
}
#pragma GLOBAL_ASM("asm/nonmatchings/core1/code_7F60/func_80245DCC.s")
void func_80245DCC(f32 lmf[4][4], f32 rmf[4][4], f32 dst[4][4]) {
s32 i, j, k;
f32 sp1C[4][4];
#pragma GLOBAL_ASM("asm/nonmatchings/core1/code_7F60/func_80245F34.s")
for(i = 0; i < 4; i++){
for(j = 0; j < 4; j++){
sp1C[i][j] = 0.0f;
for(k = 0; k < 4; k++){
sp1C[i][j] += lmf[i][k]*rmf[k][j];
}
}
}
for(i = 0; i < 4; i++){
for(j = 0; j < 4; j++){
dst[i][j] = sp1C[i][j];
}
}
}
void func_80245F34(f32 *arg0, f32 *arg1, f32 *arg2) {
f32 inv_len;
inv_len = 1.0f / gu_sqrtf((*arg0 * *arg0) + (*arg1 * *arg1) + (*arg2 * *arg2));
*arg0 *= inv_len;
*arg1 *= inv_len;
*arg2 *= inv_len;
}
#pragma GLOBAL_ASM("asm/nonmatchings/core1/code_7F60/func_80245FB8.s")