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J3DGDSetIndTexMtx

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This commit is contained in:
Jasper St. Pierre
2023-12-30 17:05:11 -08:00
parent af01502de5
commit c3d77fec2a
1 changed files with 41 additions and 2 deletions
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src/JSystem/J3DGraphBase/J3DGD.cpp
+41 -2
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@@ -334,8 +334,47 @@ void J3DGDLoadTlut(void* pTex, u32 addr, GXTlutSize size) {
}
/* 802D7AF8-802D7DD8 .text J3DGDSetIndTexMtx__F14_GXIndTexMtxIDPA3_fSc */
void J3DGDSetIndTexMtx(GXIndTexMtxID, Mtx23, s8) {
/* Nonmatching */
void J3DGDSetIndTexMtx(GXIndTexMtxID id, Mtx23 mtx, s8 exp) {
s32 mtx32[6];
u32 idx;
switch (id) {
case GX_ITM_0:
case GX_ITM_1:
case GX_ITM_2:
idx = (u32)(id - GX_ITM_0);
break;
case GX_ITM_S0:
case GX_ITM_S1:
case GX_ITM_S2:
idx = (u32)(id - GX_ITM_S0);
break;
case GX_ITM_T0:
case GX_ITM_T1:
case GX_ITM_T2:
idx = (u32)(id - GX_ITM_T0);
break;
default:
idx = 0;
break;
}
exp += 17;
mtx32[0] = (s32)(mtx[0][0] * 1024.0f) & 0x7FF;
mtx32[1] = (s32)(mtx[1][0] * 1024.0f) & 0x7FF;
mtx32[2] = (s32)(mtx[0][1] * 1024.0f) & 0x7FF;
mtx32[3] = (s32)(mtx[1][1] * 1024.0f) & 0x7FF;
mtx32[4] = (s32)(mtx[0][2] * 1024.0f) & 0x7FF;
mtx32[5] = (s32)(mtx[1][2] * 1024.0f) & 0x7FF;
GDOverflowCheck(15);
J3DGDWriteBPCmd((mtx32[0] << 0) | (mtx32[1] << 11) | (((exp >> 0) & 0x03) << 22) | (0x06 + idx * 3) << 24);
J3DGDWriteBPCmd((mtx32[2] << 0) | (mtx32[3] << 11) | (((exp >> 2) & 0x03) << 22) | (0x07 + idx * 3) << 24);
J3DGDWriteBPCmd((mtx32[4] << 0) | (mtx32[5] << 11) | (((exp >> 4) & 0x03) << 22) | (0x08 + idx * 3) << 24);
}
/* 802D7DD8-802D7ED0 .text J3DGDSetIndTexCoordScale__F16_GXIndTexStageID14_GXIndTexScale14_GXIndTexScale14_GXIndTexScale14_GXIndTexScale */