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#include "global.h"
u32 D_801C5E30[] = { 0, 0x2000, 0x4000, 0x6000, 0x8000, 0xC000 };
u16 D_801C5E48[] = {
0, 2, 10, 12, 2, 4, 12, 14, 10, 12, 20, 22, 12, 14, 22, 24, 1, 3, 5, 6, 7, 8, 9, 11, 13, 15, 16, 17, 18, 19, 21, 23,
};
s32 D_801C5E88[] = { 0, 62 << 5, 124 << 5, 186 << 5, 248 << 5 };
s32 D_801C5E9C[] = { 0, 62 << 5, 124 << 5, 186 << 5, 248 << 5 };
s32 D_801C5EB0[] = { 0, 62 << 5, 124 << 5, 62 << 5, 0 };
s16 D_801C5EC4[] = {
0, 16, 19, 18, 16, 1, 20, 19, 1, 17, 21, 20, 17, 5, 22, 21, 18, 19, 23, 2, 19, 20,
3, 23, 20, 21, 24, 3, 21, 22, 7, 24, 2, 23, 26, 25, 23, 3, 27, 26, 3, 24, 28, 27,
24, 7, 29, 28, 25, 26, 30, 10, 26, 27, 11, 30, 27, 28, 31, 11, 28, 29, 15, 31,
};
s32 func_80142440(SkyboxContext* skyboxCtx, Vtx* roomVtx, s32 arg2, s32 arg3, s32 arg4, s32 arg5, s32 arg6, s32 arg7,
s32 arg8) {
s32 i;
s32 j;
s32 k;
s16 phi_a0_4;
s16 phi_t1;
s32 temp1;
u16 index;
s16 phi_a2_4;
s16 phi_ra;
s16 phi_t2_4;
s32 temp2;
s32 roomVtxPosX[5 * 5];
s32 roomVtxPosY[5 * 5];
s32 roomVtxPosZ[5 * 5];
s32 roomVtxTexU[5 * 5];
s32 roomVtxTexV[5 * 5];
s32 pad;
switch (arg8) {
case 0:
case 1:
temp1 = arg4;
for (i = 0, k = 0; k < 25; i++) {
temp2 = arg3;
for (j = 0; j < 5; j++, k++) {
roomVtxPosZ[k] = arg5;
roomVtxPosX[k] = temp2;
roomVtxPosY[k] = temp1;
roomVtxTexU[k] = D_801C5E88[j];
roomVtxTexV[k] = D_801C5EB0[i];
temp2 += arg6;
}
temp1 += arg7;
}
break;
case 2:
case 3:
temp1 = arg4;
for (i = 0, k = 0; k < 25; i++) {
temp2 = arg5;
for (j = 0; j < 5; j++, k++) {
roomVtxPosX[k] = arg3;
roomVtxPosY[k] = temp1;
roomVtxPosZ[k] = temp2;
roomVtxTexU[k] = D_801C5E88[j];
roomVtxTexV[k] = D_801C5EB0[i];
temp2 += arg6;
}
temp1 += arg7;
}
break;
case 4:
case 5:
temp1 = arg5;
for (i = 0, k = 0; k < 25; i++) {
temp2 = arg3;
for (j = 0; j < 5; j++, k++) {
roomVtxPosY[k] = arg4;
roomVtxPosX[k] = temp2;
roomVtxPosZ[k] = temp1;
roomVtxTexU[k] = D_801C5E88[j];
roomVtxTexV[k] = D_801C5E9C[i];
temp2 += arg6;
}
temp1 += arg7;
}
break;
default:
break;
}
skyboxCtx->roomDL = &skyboxCtx->dListBuf[2 * arg8][0];
for (i = 0; i < 0x20; i++) {
index = D_801C5E48[i];
roomVtx[arg2 + i].v.ob[0] = roomVtxPosX[index];
roomVtx[arg2 + i].v.ob[1] = roomVtxPosY[index];
roomVtx[arg2 + i].v.ob[2] = roomVtxPosZ[index];
roomVtx[arg2 + i].v.flag = 0;
roomVtx[arg2 + i].v.tc[0] = roomVtxTexU[index];
roomVtx[arg2 + i].v.tc[1] = roomVtxTexV[index];
roomVtx[arg2 + i].v.cn[1] = 0;
roomVtx[arg2 + i].v.cn[2] = 0;
roomVtx[arg2 + i].v.cn[0] = 255;
}
gSPVertex(skyboxCtx->roomDL++, &roomVtx[arg2], 32, 0);
arg2 += i;
gSPCullDisplayList(skyboxCtx->roomDL++, 0, 15);
if ((arg8 == 4) || (arg8 == 5)) {
phi_a2_4 = 0;
for (phi_t2_4 = 0, phi_ra = 0; phi_ra < 4; phi_ra++, phi_a2_4 += 0x1F) {
for (phi_a0_4 = 0, phi_t1 = 0; phi_t1 < 4; phi_t1++, phi_a0_4 += 0x1F, phi_t2_4 += 4) {
gDPLoadMultiTile(skyboxCtx->roomDL++, (uintptr_t)skyboxCtx->staticSegments[0] + D_801C5E30[arg8], 0,
G_TX_RENDERTILE, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, phi_a0_4, phi_a2_4, phi_a0_4 + 0x1F,
phi_a2_4 + 0x1F, 0, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD,
G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD);
gDPLoadMultiTile(skyboxCtx->roomDL++, (uintptr_t)skyboxCtx->staticSegments[1] + D_801C5E30[arg8], 0x80,
1, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, phi_a0_4, phi_a2_4, phi_a0_4 + 0x1F,
phi_a2_4 + 0x1F, 0, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD,
G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD);
gSP1Quadrangle(skyboxCtx->roomDL++, D_801C5EC4[phi_t2_4 + 1], D_801C5EC4[phi_t2_4 + 2],
D_801C5EC4[phi_t2_4 + 3], D_801C5EC4[phi_t2_4 + 0], 3);
}
}
} else {
phi_a2_4 = 0;
for (phi_t2_4 = 0, phi_ra = 0; phi_ra < 2; phi_ra++, phi_a2_4 += 0x1F) {
for (phi_a0_4 = 0, phi_t1 = 0; phi_t1 < 4; phi_t1++, phi_a0_4 += 0x1F, phi_t2_4 += 4) {
gDPLoadMultiTile(skyboxCtx->roomDL++, (uintptr_t)skyboxCtx->staticSegments[0] + D_801C5E30[arg8], 0,
G_TX_RENDERTILE, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, phi_a0_4, phi_a2_4, phi_a0_4 + 0x1F,
phi_a2_4 + 0x1F, 0, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD,
G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD);
gDPLoadMultiTile(skyboxCtx->roomDL++, (uintptr_t)skyboxCtx->staticSegments[1] + D_801C5E30[arg8], 0x80,
1, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, phi_a0_4, phi_a2_4, phi_a0_4 + 0x1F,
phi_a2_4 + 0x1F, 0, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD,
G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD);
gSP1Quadrangle(skyboxCtx->roomDL++, D_801C5EC4[phi_t2_4 + 1], D_801C5EC4[phi_t2_4 + 2],
D_801C5EC4[phi_t2_4 + 3], D_801C5EC4[phi_t2_4 + 0], 3);
}
}
phi_a2_4 -= 0x1F;
for (phi_ra = 0; phi_ra < 2; phi_ra++, phi_a2_4 -= 0x1F) {
for (phi_a0_4 = 0, phi_t1 = 0; phi_t1 < 4; phi_t1++, phi_a0_4 += 0x1F, phi_t2_4 += 4) {
gDPLoadMultiTile(skyboxCtx->roomDL++, (uintptr_t)skyboxCtx->staticSegments[0] + D_801C5E30[arg8], 0,
G_TX_RENDERTILE, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, phi_a0_4, phi_a2_4, phi_a0_4 + 0x1F,
phi_a2_4 + 0x1F, 0, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD,
G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD);
gDPLoadMultiTile(skyboxCtx->roomDL++, (uintptr_t)skyboxCtx->staticSegments[1] + D_801C5E30[arg8], 0x80,
1, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, phi_a0_4, phi_a2_4, phi_a0_4 + 0x1F,
phi_a2_4 + 0x1F, 0, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD,
G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD);
gSP1Quadrangle(skyboxCtx->roomDL++, D_801C5EC4[phi_t2_4 + 1], D_801C5EC4[phi_t2_4 + 2],
D_801C5EC4[phi_t2_4 + 3], D_801C5EC4[phi_t2_4 + 0], 3);
}
}
}
gSPEndDisplayList(skyboxCtx->roomDL++);
return arg2;
}
void func_80143148(SkyboxContext* skyboxCtx, s32 arg1) {
static struct_801C5F44 D_801C5F44[] = {
{ -64, 64, -64, 32, -32 }, { 64, 64, 64, -32, -32 }, { -64, 64, 64, -32, -32 },
{ 64, 64, -64, 32, -32 }, { -64, 64, 64, 32, -32 }, { -64, -64, -64, 32, 32 },
};
s32 ret = 0;
struct_801C5F44* unkStruct;
s32 face;
for (face = 0; face < arg1; face++) {
unkStruct = &D_801C5F44[face];
ret = func_80142440(skyboxCtx, skyboxCtx->roomVtx, ret, unkStruct->unk0, unkStruct->unk4, unkStruct->unk8,
unkStruct->unkC, unkStruct->unk10, face);
}
}
void Skybox_Setup(GameState* gameState, SkyboxContext* skyboxCtx, s16 skyboxId) {
PlayState* play = (PlayState*)gameState;
size_t size;
void* segment;
skyboxCtx->rot.z = 0.0f;
switch (skyboxId) {
case SKYBOX_NORMAL_SKY:
// Send a DMA request for the cloudy sky texture
skyboxCtx->staticSegments[0] = &D_80025D00;
size = SEGMENT_ROM_SIZE(d2_cloud_static);
segment = (void*)ALIGN8((uintptr_t)skyboxCtx->staticSegments[0] + size);
DmaMgr_SendRequest0(skyboxCtx->staticSegments[0], SEGMENT_ROM_START(d2_cloud_static), size);
// Send a DMA request for the clear sky texture
skyboxCtx->staticSegments[1] = segment;
size = SEGMENT_ROM_SIZE(d2_fine_static);
segment = (void*)ALIGN8((uintptr_t)segment + size);
DmaMgr_SendRequest0(skyboxCtx->staticSegments[1], SEGMENT_ROM_START(d2_fine_static), size);
// Send a DMA request for the skybox palette
skyboxCtx->paletteStaticSegment = segment;
size = SEGMENT_ROM_SIZE(d2_fine_pal_static);
segment = (void*)ALIGN8((uintptr_t)segment + size);
DmaMgr_SendRequest0(skyboxCtx->paletteStaticSegment, SEGMENT_ROM_START(d2_fine_pal_static), size);
skyboxCtx->prim.r = 145;
skyboxCtx->prim.g = 120;
skyboxCtx->prim.b = 155;
skyboxCtx->env.r = 40;
skyboxCtx->env.g = 0;
skyboxCtx->env.b = 40;
// Inverted Stone Tower Temple and Inverted Stone Tower
if ((play->sceneId == SCENE_F41) || (play->sceneId == SCENE_INISIE_R)) {
skyboxCtx->rot.z = 3.15f;
}
break;
case SKYBOX_2:
break;
default:
break;
}
}
void func_80143324(PlayState* play, SkyboxContext* skyboxCtx, s16 skyboxId) {
size_t size;
switch (skyboxId) {
case SKYBOX_NORMAL_SKY:
osCreateMesgQueue(&skyboxCtx->loadQueue, &skyboxCtx->loadMsg, 1);
if (play->envCtx.skybox1Index == 0) {
// Send a DMA request for the clear sky texture
size = SEGMENT_ROM_SIZE(d2_fine_static);
DmaMgr_SendRequestImpl(&skyboxCtx->unk188, skyboxCtx->staticSegments[0],
SEGMENT_ROM_START(d2_fine_static), size, 0, &skyboxCtx->loadQueue, NULL);
} else {
// Send a DMA request for the cloudy sky texture
size = SEGMENT_ROM_SIZE(d2_cloud_static);
DmaMgr_SendRequestImpl(&skyboxCtx->unk188, skyboxCtx->staticSegments[0],
SEGMENT_ROM_START(d2_cloud_static), size, 0, &skyboxCtx->loadQueue, NULL);
}
osRecvMesg(&skyboxCtx->loadQueue, NULL, OS_MESG_BLOCK);
osCreateMesgQueue(&skyboxCtx->loadQueue, &skyboxCtx->loadMsg, 1);
if (play->envCtx.skybox2Index == 0) {
// Send a DMA request for the clear sky texture
size = SEGMENT_ROM_SIZE(d2_fine_static);
DmaMgr_SendRequestImpl(&skyboxCtx->unk1A8, skyboxCtx->staticSegments[1],
SEGMENT_ROM_START(d2_fine_static), size, 0, &skyboxCtx->loadQueue, NULL);
} else {
// Send a DMA request for the cloudy sky texture
size = SEGMENT_ROM_SIZE(d2_cloud_static);
DmaMgr_SendRequestImpl(&skyboxCtx->unk1A8, skyboxCtx->staticSegments[1],
SEGMENT_ROM_START(d2_cloud_static), size, 0, &skyboxCtx->loadQueue, NULL);
}
osRecvMesg(&skyboxCtx->loadQueue, NULL, OS_MESG_BLOCK);
osCreateMesgQueue(&skyboxCtx->loadQueue, &skyboxCtx->loadMsg, 1);
size = SEGMENT_ROM_SIZE(d2_fine_pal_static);
// Send a DMA request for the skybox palette
DmaMgr_SendRequestImpl(&skyboxCtx->unk1C8, skyboxCtx->paletteStaticSegment,
SEGMENT_ROM_START(d2_fine_pal_static), size, 0, &skyboxCtx->loadQueue, NULL);
osRecvMesg(&skyboxCtx->loadQueue, NULL, OS_MESG_BLOCK);
break;
default:
break;
}
}
void Skybox_Init(GameState* gameState, SkyboxContext* skyboxCtx, s16 skyboxId) {
skyboxCtx->skyboxShouldDraw = false;
skyboxCtx->rot.x = skyboxCtx->rot.y = skyboxCtx->rot.z = 0.0f;
Skybox_Setup(gameState, skyboxCtx, skyboxId);
if (skyboxId != SKYBOX_NONE) {
skyboxCtx->dListBuf = THA_AllocTailAlign16(&gameState->tha, 0x3840);
if (skyboxId == SKYBOX_CUTSCENE_MAP) {
// Allocate enough space for the vertices for a 6 sided skybox (cube)
skyboxCtx->roomVtx = THA_AllocTailAlign16(&gameState->tha, sizeof(Vtx) * 32 * 6);
func_80143148(skyboxCtx, 6);
} else {
// Allocate enough space for the vertices for a 5 sided skybox (bottom is missing)
skyboxCtx->roomVtx = THA_AllocTailAlign16(&gameState->tha, sizeof(Vtx) * 32 * 5);
func_80143148(skyboxCtx, 5);
}
}
}
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