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REDRIVER2/src_rebuild/GAME/C/SKY.C
Ilya Shurumov 6f84f216d6 - fix sky render
2020-05-16 21:39:18 +06:00

1287 lines
32 KiB
C
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#include "THISDUST.H"
#include "SKY.H"
#include "SYSTEM.H"
#include "MISSION.H"
#include "MODELS.H"
#include "DRAW.H"
#include "CAMERA.H"
#include "MAIN.H"
#include "LIBGTE.H"
#include "GTEREG.H"
#include "INLINE_C.H"
int sky_y_offset[4] = { 14, 14, 14, 14 };
unsigned char HorizonLookup[4][4] = {
{0, 0, 0x14, 0x14},
{0x14, 0x14, 0, 0},
{0, 0, 0x14, 0x14},
{0, 0, 0x14, 0x14},
};
unsigned char HorizonTextures[40] = {
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0xA, 0xB,
0xC, 0xD, 0xE, 0xF, 0x10, 0x11, 0x12, 0x13,
0, 1, 2, 3, 4, 5, 6, 7, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1A, 0x1B, 0x10, 0x11, 0x12, 0x13
};
SVECTOR sun_position[4] =
{
{ 33536, 54536, 60536, 0 },
{ 33536, 54536, 60536, 0 },
{ 33536, 54536, 60536, 0 },
{ 33536, 54536, 60536, 0 }
};
SVECTOR moon_position[4] =
{
{ 33536, 54036, 47536, 0 },
{ 33536, 54036, 47536, 0 },
{ 33536, 54036, 47536, 0 },
{ 33536, 54036, 47536, 0 }
};
SVECTOR moon_shadow_position[4] =
{
{ 33536, 54036, 47536, 0 },
{ 33536, 54036, 47536, 0 },
{ 33536, 54036, 47536, 0 },
{ 33536, 10500, 47536, 0 }
};
FLAREREC flare_info[8] =
{
{ { 0, 0, 90, 0 }, '\x10', 12288 },
{ { 20480, 10240, 1024, 0 }, '\0', 48 },
{ { 72, 90, 0, 0 }, '\0', 12288 },
{ { 24576, 0, 23040, 0 }, '\0', 0 },
{ { 16, 144, 0, 0 }, 'Z', 0 },
{ { 16384, 40960, 23040, 23040 }, '\0', 0 },
{ { 0, 32, 184, 90 }, '\0', 0 },
{ { 0, 8192, 53248, 0 }, '\0', 0 }
};
VECTOR tunnelPos[3][2] =
{
{
{ 4294568646, 0, 4294806296, 0 },
{ 4294626996, 2000, 4294864296, 0 }
},
{
{ 272800, 0, 41200, 0 },
{ 271963, 2000, 168187, 0 }
},
{
{ 4294852196, 0, 4294774096, 0 },
{ 4294853996, 4294966896, 4294834796, 0 }
}
};
// decompiled code
// original method signature:
// void /*$ra*/ LoadSky()
// line 145, offset 0x000775c8
/* begin block 1 */
// Start line: 147
// Start offset: 0x000775C8
// Variables:
// struct RECT rect; // stack offset -96
// char name[16]; // stack offset -88
// int x; // $s6
// int y; // $a1
// int i; // $t1
// int u; // $v1
// int v; // $s2
// int skynum; // $a2
// int offset; // stack offset -72
/* begin block 1.1 */
// Start line: 156
// Start offset: 0x00077608
// Variables:
// int flipped; // $t0
// int single; // $s5
// int ry; // $a2
/* end block 1.1 */
// End offset: 0x000777D0
// End Line: 258
/* end block 1 */
// End offset: 0x0007795C
// End Line: 319
/* begin block 2 */
// Start line: 290
/* end block 2 */
// End Line: 291
/* begin block 3 */
// Start line: 291
/* end block 3 */
// End Line: 292
/* begin block 4 */
// Start line: 294
/* end block 4 */
// End Line: 295
/* WARNING: Unknown calling convention yet parameter storage is locked */
UV skytexuv[28] = { 0 };
short skyclut[28];
short skytpage[28];
// [D]
void LoadSky(void)
{
bool bVar1;
bool bVar2;
unsigned char uVar3;
unsigned char uVar4;
u_short uVar5;
unsigned char uVar6;
uint uVar7;
int iVar8;
int uVar9;
int iVar10;
UV *uv;
unsigned char *puVar12;
unsigned char uVar13;
int iVar14;
uint uVar15;
int x;
RECT16 rect;
char name[16];
int offset;
iVar10 = 0;
uVar7 = 0;
offset = 0;
bVar1 = true;
do {
if (!bVar1) {
switchD_00077628_caseD_0:
iVar8 = 0;
bVar1 = false;
bVar2 = true;
goto LAB_00077680;
}
switch (uVar7) {
default:
goto switchD_00077628_caseD_0;
case 1:
iVar8 = 0;
bVar1 = false;
break;
case 2:
iVar8 = 1;
bVar1 = false;
break;
case 3:
iVar8 = 1;
goto LAB_00077678;
case 4:
iVar8 = 0;
goto LAB_00077678;
case 5:
iVar8 = 2;
bVar1 = false;
break;
case 6:
iVar8 = 2;
LAB_00077678:
bVar1 = true;
}
bVar2 = false;
LAB_00077680:
iVar14 = 0;
uVar7 = uVar7 + 1;
x = 0x140;
uVar15 = 0x140;
uv = skytexuv + iVar10;
uVar3 = (unsigned char)(iVar8 * 0x54);
uVar13 = uVar3 + 'S';
puVar12 = &skytexuv[0].u0 + (iVar10 * 8 | 6);
do {
uVar6 = (char)iVar14 * -0x80;
if (bVar2) {
uv->u0 = uVar6;
uv->v0 = uVar3;
uv->u1 = uVar6;
uv->v1 = uVar3;
uv->u2 = uVar6;
puVar12[-1] = uVar3;
*puVar12 = uVar6;
LAB_00077748:
uv->v3 = uVar3;
}
else {
uVar4 = uVar6 + '\x7f';
if (bVar1)
{
uv->u0 = uVar6;
uv->v0 = uVar13;
uv->u1 = uVar4;
uv->v1 = uVar13;
uv->u2 = uVar6;
puVar12[-1] = uVar3;
*puVar12 = uVar4;
goto LAB_00077748;
}
uv->u0 = uVar6;
uv->v0 = uVar3;
uv->u1 = uVar4;
uv->v1 = uVar3;
uv->u2 = uVar6;
puVar12[-1] = uVar13;
*puVar12 = uVar4;
uv->v3 = uVar13;
}
uVar5 = GetTPage(0, 0, uVar15 & 0xffffffc0, iVar8 * 0x54 & 0x300);
skytpage[iVar10] = uVar5;
uVar5 = GetClut(x, iVar8 + 0xfc);
uv = uv + 1;
puVar12 = puVar12 + 8;
x = x + 0x10;
uVar15 = uVar15 + 0x20;
iVar14 = iVar14 + 1;
skyclut[iVar10] = uVar5;
iVar10 = iVar10 + 1;
} while (iVar14 < 4);
bVar1 = uVar7 < 7;
} while ((int)uVar7 < 7);
if (GameLevel == 1)
uVar9 = 1;
else if (GameLevel == 2)
uVar9 = 2;
else if (GameLevel == 3)
uVar9 = 3;
else
uVar9 = 0;
if (gWeather - 1U < 2)
{
offset = 0x20000;
iVar10 = offset;
if (gTimeOfDay == 3)
{
offset = 0x10000;
iVar10 = offset;
}
}
else
{
if (gTimeOfDay == 1)
{
offset = 0;
iVar10 = offset;
}
else
{
if (gTimeOfDay < 2)
{
if (gTimeOfDay != 0)
goto LAB_000778d4;
offset = 0x30000;
iVar10 = offset;
}
else
{
if (gTimeOfDay == 2)
{
iVar10 = 0x40000;
}
else
{
iVar10 = 0x10000;
if (gTimeOfDay != 3)
goto LAB_000778d4;
}
}
}
}
offset = iVar10;
LAB_000778d4:
sprintf(name, "DATA\\SKY%d.RAW", uVar9);
LoadfileSeg(name, _frontend_buffer, offset, 0x10000);
rect.x = 0x140;
rect.y = 0;
rect.w = 0x80;
rect.h = 0x100;
LoadImage(&rect, (u_long *)_frontend_buffer);
DrawSync(0);
}
// decompiled code
// original method signature:
// void /*$ra*/ DrawSkyDome()
// line 327, offset 0x0007795c
/* begin block 1 */
// Start line: 852
/* end block 1 */
// End Line: 853
/* begin block 2 */
// Start line: 861
/* end block 2 */
// End Line: 862
/* begin block 3 */
// Start line: 862
/* end block 3 */
// End Line: 863
/* WARNING: Unknown calling convention yet parameter storage is locked */
// [D]
void DrawSkyDome(void)
{
calc_sky_brightness();
// [A] temporarily disabled angle checks
//if ((camera_angle.vy - 1450 < 2251))
PlotHorizonMDL(modelpointers[0], HorizonLookup[GameLevel][0]);
//if (!(camera_angle.vy - 651 < 1799))
PlotHorizonMDL(modelpointers[2], HorizonLookup[GameLevel][1]);
//if (!(camera_angle.vy - 1701 < 1749))
PlotHorizonMDL(modelpointers[3], HorizonLookup[GameLevel][2]);
//if ((camera_angle.vy - 400 < 2301))
PlotHorizonMDL(modelpointers[1], HorizonLookup[GameLevel][3]);
}
// decompiled code
// original method signature:
// void /*$ra*/ DrawLensFlare()
// line 351, offset 0x00077a8c
/* begin block 1 */
// Start line: 353
// Start offset: 0x00077A8C
// Variables:
// static char last_attempt_failed; // offset 0x0
// static short buffer[160]; // offset 0x0
// struct DVECTOR sun_pers_conv_position; // stack offset -64
// struct RECT source; // stack offset -56
// struct DR_MOVE *sample_sun; // $s0
// int distance_to_sun; // $s0
// int xpos; // $t1
// int ypos; // $v0
// int xgap; // $s4
// int ygap; // $s2
// int flarez; // stack offset -40
// int shade; // $t4
// int sun_intensity; // $s3
// struct POLY_FT4 *polys; // $a1
// struct CVECTOR col; // stack offset -48
// int r; // $a2
// int g; // $a3
// int b; // $a0
/* begin block 1.1 */
// Start line: 387
// Start offset: 0x00077B58
// Variables:
// int bufferX; // $a0
// int bufferY; // $v1
// unsigned short *pwBuffer; // $s0
/* end block 1.1 */
// End offset: 0x00077BC0
// End Line: 405
/* begin block 1.2 */
// Start line: 446
// Start offset: 0x00077D34
// Variables:
// int temp; // $v0
/* begin block 1.2.1 */
// Start line: 458
// Start offset: 0x00077DD0
// Variables:
// struct FLAREREC *pFlareInfo; // $t3
// int flaresize; // $t0
/* end block 1.2.1 */
// End offset: 0x00077FAC
// End Line: 495
/* end block 1.2 */
// End offset: 0x00077FAC
// End Line: 496
/* end block 1 */
// End offset: 0x00078098
// End Line: 518
/* begin block 2 */
// Start line: 909
/* end block 2 */
// End Line: 910
/* begin block 3 */
// Start line: 910
/* end block 3 */
// End Line: 911
/* begin block 4 */
// Start line: 923
/* end block 4 */
// End Line: 924
/* WARNING: Unknown calling convention yet parameter storage is locked */
void DrawLensFlare(void)
{
UNIMPLEMENTED();
/*
byte bVar1;
short sVar2;
short sVar3;
short sVar4;
DB *pDVar5;
undefined4 in_zero;
undefined4 in_at;
short sVar6;
int iVar7;
int iVar8;
uint *puVar9;
FLAREREC *pFVar10;
short *psVar11;
short *psVar12;
int flare_col;
int iVar13;
short sVar15;
short sVar16;
int iVar14;
DVECTOR local_40[2];
undefined4 local_38;
undefined4 local_34;
CVECTOR local_30[2];
int local_28;
local_38 = DAT_000aa928;
local_34 = DAT_000aa92c;
if (((1 < gWeather - 1U) && (gTimeOfDay != 0)) && (gTimeOfDay != 2)) {
local_30[0].r = -1;
if (gTimeOfDay == 3) {
local_30[0].r = -0x80;
}
flare_col = 0;
local_30[0].g = local_30[0].r;
local_30[0].b = local_30[0].r;
if ((gTimeOfDay != 3) && (last_attempt_failed_9 == '\0')) {
psVar11 = &buffer_10;
StoreImage(&local_38, &buffer_10);
iVar7 = 0;
do {
iVar7 = iVar7 + 1;
iVar8 = 0xb;
do {
psVar12 = psVar11;
if ((*psVar12 == -1) || (*psVar12 == 0x7fff)) {
flare_col = flare_col + 1;
}
iVar8 = iVar8 + -1;
psVar11 = psVar12 + 1;
} while (-1 < iVar8);
psVar11 = psVar12 + 5;
} while (iVar7 < 10);
}
setCopControlWord(2, 0, inv_camera_matrix.m[0]._0_4_);
setCopControlWord(2, 0x800, inv_camera_matrix.m._4_4_);
setCopControlWord(2, 0x1000, inv_camera_matrix.m[1]._2_4_);
setCopControlWord(2, 0x1800, inv_camera_matrix.m[2]._0_4_);
setCopControlWord(2, 0x2000, inv_camera_matrix._16_4_);
setCopControlWord(2, 0x2800, dummy.vx);
setCopControlWord(2, 0x3000, dummy.vy);
setCopControlWord(2, 0x3800, dummy.vz);
if (gTimeOfDay == 3) {
setCopReg(2, in_zero, *(undefined4 *)(moon_position + GameLevel));
setCopReg(2, in_at, *(undefined4 *)&moon_position[GameLevel].vz);
}
else {
setCopReg(2, in_zero, *(undefined4 *)(sun_position + GameLevel));
setCopReg(2, in_at, *(undefined4 *)&sun_position[GameLevel].vz);
}
copFunction(2, 0x180001);
local_40[0] = getCopReg(2, 0xe);
local_28 = getCopReg(2, 0x13);
iVar13 = (int)local_40[0].vx + -0xa0;
local_40[0].vy = (short)((uint)local_40[0] >> 0x10);
iVar8 = (int)local_40[0].vy + -0x80;
iVar7 = SquareRoot0(iVar13 * iVar13 + iVar8 * iVar8);
if (gTimeOfDay == 3) {
if (iVar7 < 500) {
DisplayMoon(local_40, local_30, 0);
local_30[0].r = '@';
local_30[0].b = '@';
local_30[0].g = '@';
setCopReg(2, in_zero, *(undefined4 *)(moon_shadow_position + GameLevel));
setCopReg(2, in_at, *(undefined4 *)&moon_shadow_position[GameLevel].vz);
copFunction(2, 0x180001);
local_40[0] = getCopReg(2, 0xe);
DisplayMoon(local_40, local_30, 1);
}
}
else {
if ((0 < local_28) && (iVar7 < 500)) {
DisplaySun(local_40, local_30, flare_col);
iVar14 = (0x3c - (iVar7 >> 1)) * flare_col;
add_haze((iVar14 / 6 + (iVar14 >> 0x1f) >> 3) - (iVar14 >> 0x1f), iVar14 >> 6, 7);
iVar7 = flare_col / 3 - (iVar7 * 0x50) / 500;
if ((-1 < iVar7) && (flare_col != 0)) {
pFVar10 = flare_info;
do {
flare_col = (0x80 - (int)pFVar10->gapmod) * 2;
iVar14 = iVar13 * flare_col;
sVar15 = (short)((uint)iVar14 >> 8);
flare_col = iVar8 * flare_col;
sVar16 = (short)((uint)flare_col >> 8);
if (iVar14 < 0) {
sVar15 = (short)((uint)(iVar14 + 0xff) >> 8);
}
if (flare_col < 0) {
sVar16 = (short)((uint)(flare_col + 0xff) >> 8);
}
bVar1 = pFVar10->size;
puVar9 = (uint *)current->primptr;
*(char *)((int)puVar9 + 3) = '\t';
*(char *)((int)puVar9 + 7) = '.';
sVar2 = (pFVar10->transparency).r;
sVar3 = (pFVar10->transparency).g;
sVar6 = (short)((int)(uint)bVar1 >> 1);
sVar4 = (sVar15 + 0xa0) - sVar6;
sVar6 = (sVar16 + 0x80) - sVar6;
sVar15 = (pFVar10->transparency).b;
*(short *)((int)puVar9 + 10) = sVar6;
*(short *)((int)puVar9 + 0x12) = sVar6;
*(short *)(puVar9 + 2) = sVar4;
*(ushort *)(puVar9 + 4) = sVar4 + (ushort)bVar1;
*(short *)(puVar9 + 6) = sVar4;
*(short *)((int)puVar9 + 0x1a) = sVar6 + (ushort)bVar1;
*(ushort *)(puVar9 + 8) = sVar4 + (ushort)bVar1;
*(short *)((int)puVar9 + 0x22) = sVar6 + (ushort)bVar1;
*(char *)(puVar9 + 1) = (char)(sVar2 * iVar7 >> 6);
*(char *)((int)puVar9 + 5) = (char)(sVar3 * iVar7 >> 6);
*(char *)((int)puVar9 + 6) = (char)(sVar15 * iVar7 >> 6);
*(uchar *)(puVar9 + 3) = lensflare_texture.coords.u0;
*(uchar *)((int)puVar9 + 0xd) = lensflare_texture.coords.v0;
*(uchar *)(puVar9 + 5) = lensflare_texture.coords.u1;
*(uchar *)((int)puVar9 + 0x15) = lensflare_texture.coords.v1;
*(uchar *)(puVar9 + 7) = lensflare_texture.coords.u2;
*(char *)((int)puVar9 + 0x1d) = lensflare_texture.coords.v2 + -4;
*(uchar *)(puVar9 + 9) = lensflare_texture.coords.u3;
*(char *)((int)puVar9 + 0x25) = lensflare_texture.coords.v3 + -4;
*(ushort *)((int)puVar9 + 0xe) = lensflare_texture.clutid;
pDVar5 = current;
*(ushort *)((int)puVar9 + 0x16) = lensflare_texture.tpageid | 0x20;
*puVar9 = *puVar9 & 0xff000000 | pDVar5->ot[10] & 0xffffff;
pFVar10 = pFVar10 + 1;
pDVar5->ot[10] = pDVar5->ot[10] & 0xff000000 | (uint)puVar9 & 0xffffff;
pDVar5->primptr = pDVar5->primptr + 0x28;
} while (pFVar10 < &tunnelDir);
}
}
local_40[0].vx = local_40[0].vx + -8;
local_40[0].vy = local_40[0].vy + -4;
if (-1 < (int)local_40[0].vx) {
if (((-1 < (int)local_40[0].vy) && ((int)local_40[0].vx + 0x10 < 0x141)) &&
((int)local_40[0].vy + 10 < 0x101)) {
last_attempt_failed_9 = 0;
local_38 = CONCAT22(local_40[0].vy + (last->disp).disp.y, local_40[0].vx);
puVar9 = (uint *)current->primptr;
SetDrawMove(puVar9, &local_38, 0x3f0, 0x1c8);
pDVar5 = current;
*puVar9 = *puVar9 & 0xff000000 | current->ot[0x20] & 0xffffff;
pDVar5->ot[0x20] = pDVar5->ot[0x20] & 0xff000000 | (uint)puVar9 & 0xffffff;
pDVar5->primptr = pDVar5->primptr + 0x18;
return;
}
}
last_attempt_failed_9 = '\x01';
}
}
return;*/
}
// decompiled code
// original method signature:
// void /*$ra*/ DisplaySun(struct DVECTOR *pos /*$a0*/, struct CVECTOR *col /*$a1*/, int flare_col /*$a2*/)
// line 527, offset 0x000780bc
/* begin block 1 */
// Start line: 528
// Start offset: 0x000780BC
// Variables:
// struct POLY_FT4 *polys; // $a1
// struct POLY_FT3 *null; // $a3
// struct VECTOR output; // stack offset -32
// int width; // $t5
// int height; // $t4
/* end block 1 */
// End offset: 0x00078544
// End Line: 600
/* begin block 2 */
// Start line: 1431
/* end block 2 */
// End Line: 1432
/* begin block 3 */
// Start line: 1452
/* end block 3 */
// End Line: 1453
void DisplaySun(DVECTOR *pos, CVECTOR *col, int flare_col)
{
UNIMPLEMENTED();
/*
short sVar1;
short sVar2;
int iVar3;
DB *pDVar4;
char cVar5;
uint *puVar6;
uint uVar7;
uint uVar8;
uint uVar9;
uint uVar10;
char *pcVar11;
short local_20;
short local_1c;
uVar7 = (uint)sun_texture.coords.u1;
uVar9 = (uint)sun_texture.coords.u0;
uVar8 = (uint)sun_texture.coords.v2;
uVar10 = (uint)sun_texture.coords.v0;
puVar6 = (uint *)current->primptr;
*(char *)((int)puVar6 + 3) = '\a';
*(char *)((int)puVar6 + 7) = '$';
pDVar4 = current;
*(undefined2 *)(puVar6 + 2) = 0xffff;
*(undefined2 *)((int)puVar6 + 10) = 0xffff;
*(undefined2 *)(puVar6 + 4) = 0xffff;
*(undefined2 *)((int)puVar6 + 0x12) = 0xffff;
*(undefined2 *)(puVar6 + 6) = 0xffff;
*(undefined2 *)((int)puVar6 + 0x1a) = 0xffff;
*(undefined2 *)((int)puVar6 + 0x16) = 0;
*puVar6 = *puVar6 & 0xff000000 | pDVar4->ot[0x1079] & 0xffffff;
pDVar4->ot[0x1079] = pDVar4->ot[0x1079] & 0xff000000 | (uint)puVar6 & 0xffffff;
pcVar11 = pDVar4->primptr;
pDVar4->primptr = pcVar11 + 0x20;
pcVar11[0x23] = '\t';
pcVar11[0x27] = ',';
pcVar11[0x24] = col->r;
pcVar11[0x25] = col->g;
pcVar11[0x26] = col->b;
pcVar11[0x27] = '.';
sVar1 = (short)(((int)(uVar7 - (uVar9 - 1)) / 2) * 3 >> 2);
*(short *)(pcVar11 + 0x28) = pos->vx - sVar1;
sVar2 = (short)(((int)(uVar8 - (uVar10 - 1)) / 2) * 3 >> 2);
*(short *)(pcVar11 + 0x2a) = pos->vy - sVar2;
*(short *)(pcVar11 + 0x30) = pos->vx + sVar1;
*(short *)(pcVar11 + 0x32) = pos->vy - sVar2;
*(short *)(pcVar11 + 0x38) = pos->vx - sVar1;
*(short *)(pcVar11 + 0x3a) = pos->vy + sVar2;
*(short *)(pcVar11 + 0x40) = pos->vx + sVar1;
*(short *)(pcVar11 + 0x42) = pos->vy + sVar2;
pcVar11[0x2c] = sun_texture.coords.u0;
pcVar11[0x2d] = sun_texture.coords.v0;
pcVar11[0x34] = sun_texture.coords.u1;
pcVar11[0x35] = sun_texture.coords.v1;
pcVar11[0x3c] = sun_texture.coords.u2;
pcVar11[0x3d] = sun_texture.coords.v2;
pcVar11[0x44] = sun_texture.coords.u3;
pcVar11[0x45] = sun_texture.coords.v3;
*(ushort *)(pcVar11 + 0x2e) = sun_texture.clutid;
pDVar4 = current;
*(ushort *)(pcVar11 + 0x36) = sun_texture.tpageid | 0x20;
*(uint *)(pcVar11 + 0x20) = *(uint *)(pcVar11 + 0x20) & 0xff000000 | pDVar4->ot[0x1079] & 0xffffff
;
pDVar4->ot[0x1079] = pDVar4->ot[0x1079] & 0xff000000 | (uint)(pcVar11 + 0x20) & 0xffffff;
pDVar4->primptr = pDVar4->primptr + 0x28;
sVar1 = rcossin_tbl[((uint)(ushort)camera_angle.vy & 0x1ffe) + 1];
sVar2 = rcossin_tbl[(uint)(ushort)camera_angle.vy & 0x1ffe];
iVar3 = -(((int)((uint)flare_texture.coords.u1 - ((uint)flare_texture.coords.u0 - 1)) / 2) * 3 >>
2);
puVar6 = (uint *)pDVar4->primptr;
*(char *)((int)puVar6 + 3) = '\t';
*(char *)((int)puVar6 + 7) = '.';
cVar5 = (char)(flare_col >> 1);
*(char *)(puVar6 + 1) = cVar5;
*(char *)((int)puVar6 + 5) = cVar5;
*(char *)((int)puVar6 + 6) = (char)(flare_col >> 2);
local_20 = (short)(((int)sVar1 - (int)sVar2) * iVar3 >> 0xc);
*(short *)(puVar6 + 2) = pos->vx + local_20;
local_1c = (short)(((int)sVar2 + (int)sVar1) * iVar3 >> 0xc);
*(short *)((int)puVar6 + 10) = pos->vy + local_1c;
*(short *)(puVar6 + 4) = pos->vx - local_1c;
*(short *)((int)puVar6 + 0x12) = pos->vy + local_20;
*(short *)(puVar6 + 6) = pos->vx + local_1c;
*(short *)((int)puVar6 + 0x1a) = pos->vy - local_20;
*(short *)(puVar6 + 8) = pos->vx - local_20;
*(short *)((int)puVar6 + 0x22) = pos->vy - local_1c;
*(uchar *)(puVar6 + 3) = flare_texture.coords.u0;
*(uchar *)((int)puVar6 + 0xd) = flare_texture.coords.v0;
*(uchar *)(puVar6 + 5) = flare_texture.coords.u1;
*(uchar *)((int)puVar6 + 0x15) = flare_texture.coords.v1;
*(uchar *)(puVar6 + 7) = flare_texture.coords.u2;
*(uchar *)((int)puVar6 + 0x1d) = flare_texture.coords.v2;
*(uchar *)(puVar6 + 9) = flare_texture.coords.u3;
*(uchar *)((int)puVar6 + 0x25) = flare_texture.coords.v3;
*(ushort *)((int)puVar6 + 0xe) = flare_texture.clutid;
*(ushort *)((int)puVar6 + 0x16) = flare_texture.tpageid | 0x20;
pDVar4 = current;
*puVar6 = *puVar6 & 0xff000000 | current->ot[0x1078] & 0xffffff;
pDVar4->ot[0x1078] = pDVar4->ot[0x1078] & 0xff000000 | (uint)puVar6 & 0xffffff;
pDVar4->primptr = pDVar4->primptr + 0x28;
return;
*/
}
// decompiled code
// original method signature:
// void /*$ra*/ DisplayMoon(struct DVECTOR *pos /*$t4*/, struct CVECTOR *col /*$t6*/, int flip /*$a2*/)
// line 609, offset 0x00078544
/* begin block 1 */
// Start line: 610
// Start offset: 0x00078544
// Variables:
// struct POLY_FT3 *null; // $a0
// struct VECTOR output; // stack offset -16
// int width; // $t5
// int height; // $t3
/* end block 1 */
// End offset: 0x000787B0
// End Line: 649
/* begin block 2 */
// Start line: 1774
/* end block 2 */
// End Line: 1775
/* begin block 3 */
// Start line: 1784
/* end block 3 */
// End Line: 1785
/* begin block 4 */
// Start line: 1792
/* end block 4 */
// End Line: 1793
void DisplayMoon(DVECTOR *pos, CVECTOR *col, int flip)
{
UNIMPLEMENTED();
/*
uchar uVar1;
short sVar2;
DB *pDVar3;
uint uVar4;
uint uVar5;
uint *puVar6;
char *pcVar7;
short sVar8;
sVar8 = (short)((int)((uint)moon_texture.coords.v2 - ((uint)moon_texture.coords.v0 - 1)) / 2);
uVar5 = (uint)moon_texture.coords.u0;
uVar4 = (uint)moon_texture.coords.u1;
if (flip != 0) {
sVar8 = -sVar8;
}
puVar6 = (uint *)current->primptr;
*(char *)((int)puVar6 + 3) = '\a';
*(char *)((int)puVar6 + 7) = '$';
pDVar3 = current;
*(undefined2 *)(puVar6 + 2) = 0xffff;
*(undefined2 *)((int)puVar6 + 10) = 0xffff;
*(undefined2 *)(puVar6 + 4) = 0xffff;
*(undefined2 *)((int)puVar6 + 0x12) = 0xffff;
*(undefined2 *)(puVar6 + 6) = 0xffff;
*(undefined2 *)((int)puVar6 + 0x1a) = 0xffff;
*(undefined2 *)((int)puVar6 + 0x16) = 0;
*puVar6 = *puVar6 & 0xff000000 | pDVar3->ot[0x1079] & 0xffffff;
pDVar3->ot[0x1079] = pDVar3->ot[0x1079] & 0xff000000 | (uint)puVar6 & 0xffffff;
pcVar7 = pDVar3->primptr;
pDVar3->primptr = pcVar7 + 0x20;
pcVar7[0x23] = '\t';
pcVar7[0x27] = ',';
pcVar7[0x24] = col->r;
pcVar7[0x25] = col->g;
uVar1 = col->b;
pcVar7[0x27] = '.';
pcVar7[0x26] = uVar1;
sVar2 = (short)((int)(uVar4 - (uVar5 - 1)) / 2);
*(short *)(pcVar7 + 0x28) = pos->vx - sVar2;
*(short *)(pcVar7 + 0x2a) = pos->vy - sVar8;
*(short *)(pcVar7 + 0x30) = pos->vx + sVar2;
*(short *)(pcVar7 + 0x32) = pos->vy - sVar8;
*(short *)(pcVar7 + 0x38) = pos->vx - sVar2;
*(short *)(pcVar7 + 0x3a) = pos->vy + sVar8;
*(short *)(pcVar7 + 0x40) = pos->vx + sVar2;
*(short *)(pcVar7 + 0x42) = pos->vy + sVar8;
pcVar7[0x2c] = moon_texture.coords.u0;
pcVar7[0x2d] = moon_texture.coords.v0;
pcVar7[0x34] = moon_texture.coords.u1;
pcVar7[0x35] = moon_texture.coords.v1;
pcVar7[0x3c] = moon_texture.coords.u2;
pcVar7[0x3d] = moon_texture.coords.v2;
pcVar7[0x44] = moon_texture.coords.u3;
pcVar7[0x45] = moon_texture.coords.v3;
*(ushort *)(pcVar7 + 0x2e) = moon_texture.clutid;
pDVar3 = current;
*(ushort *)(pcVar7 + 0x36) = moon_texture.tpageid | 0x20;
*(uint *)(pcVar7 + 0x20) = *(uint *)(pcVar7 + 0x20) & 0xff000000 | pDVar3->ot[0x1079] & 0xffffff;
pDVar3->ot[0x1079] = pDVar3->ot[0x1079] & 0xff000000 | (uint)(pcVar7 + 0x20) & 0xffffff;
pDVar3->primptr = pDVar3->primptr + 0x28;
return;
*/
}
// decompiled code
// original method signature:
// void /*$ra*/ TunnelSkyFade()
// line 679, offset 0x000787b0
/* begin block 1 */
// Start line: 681
// Start offset: 0x000787B0
// Variables:
// int tun; // $a3
/* begin block 1.1 */
// Start line: 695
// Start offset: 0x000787D8
// Variables:
// int diffX; // $v1
// int diffZ; // $v0
// int dX; // $v1
// int dZ; // $v0
// int len; // $a1
// struct VECTOR *v1; // $t1
// struct VECTOR *v2; // $t0
/* begin block 1.1.1 */
// Start line: 725
// Start offset: 0x00078874
// Variables:
// int l2; // $v1
/* end block 1.1.1 */
// End offset: 0x000788E8
// End Line: 745
/* end block 1.1 */
// End offset: 0x0007895C
// End Line: 776
/* end block 1 */
// End offset: 0x0007895C
// End Line: 777
/* begin block 2 */
// Start line: 1921
/* end block 2 */
// End Line: 1922
/* begin block 3 */
// Start line: 1952
/* end block 3 */
// End Line: 1953
/* begin block 4 */
// Start line: 1953
/* end block 4 */
// End Line: 1954
/* begin block 5 */
// Start line: 1955
/* end block 5 */
// End Line: 1956
/* WARNING: Unknown calling convention yet parameter storage is locked */
int gTunnelNum = -1;
int skyFade;
static long skyred = 0x80;
static long skygreen = 0x80;
static long skyblue = 0x80;
void TunnelSkyFade(void)
{
UNIMPLEMENTED();
skyFade = 0;
#if 0
int iVar1;
int iVar2;
int iVar3;
int iVar4;
VECTOR *pVVar5;
VECTOR *pVVar6;
iVar3 = 2;
if (GameLevel != 3) {
iVar3 = gTunnelNum;
}
pVVar5 = NULL;
if (gTunnelNum == -1) {
return;
}
pVVar6 = NULL;
if (((tunnelDir[iVar3 * 2] - (int)camera_angle.vy) + 0x800U & 0xfff) - 0x321 < 0x9bf) {
pVVar6 = tunnelPos + iVar3 * 2;
}
if (((tunnelDir[iVar3 * 2 + 1] - (int)camera_angle.vy) + 0x800U & 0xfff) - 0x321 < 0x9bf) {
pVVar5 = tunnelPos + iVar3 * 2 + 1;
}
if (pVVar6 == NULL) {
if (pVVar5 == NULL) {
skyFade = 0;
return;
}
iVar4 = pVVar5->vx;
iVar3 = pVVar5->vz;
}
else {
if (pVVar5 != NULL) {
iVar1 = pVVar6->vx - player[0].pos[0] >> 0xc;
iVar3 = pVVar6->vz - player[0].pos[2] >> 0xc;
iVar2 = pVVar5->vx - player[0].pos[0] >> 0xc;
iVar4 = pVVar5->vz - player[0].pos[2] >> 0xc;
iVar3 = iVar1 * iVar1 + iVar3 * iVar3;
iVar4 = iVar2 * iVar2 + iVar4 * iVar4;
if (iVar4 <= iVar3) {
iVar3 = iVar4;
}
goto LAB_00078940;
}
iVar4 = pVVar6->vx;
iVar3 = pVVar6->vz;
}
iVar4 = iVar4 - player[0].pos[0] >> 0xc;
iVar3 = iVar3 - player[0].pos[2] >> 0xc;
iVar3 = iVar4 * iVar4 + iVar3 * iVar3;
LAB_00078940:
if (0x80 < iVar3 * 4) {
skyFade = 0;
return;
}
skyFade = iVar3 * -4 + 0x80;
#endif
}
// decompiled code
// original method signature:
// void /*$ra*/ calc_sky_brightness()
// line 785, offset 0x00078964
/* begin block 1 */
// Start line: 2223
/* end block 1 */
// End Line: 2224
/* begin block 2 */
// Start line: 2224
/* end block 2 */
// End Line: 2225
/* WARNING: Unknown calling convention yet parameter storage is locked */
// [D]
void calc_sky_brightness(void)
{
int iVar1;
long lVar2;
iVar1 = DawnCount >> 5;
if (gTimeOfDay == 0) {
skyred = iVar1 + 0x29;
skyblue = iVar1 + 0x1c;
}
else {
if (gTimeOfDay != 2) {
skyblue = 0x80;
skygreen = 0x80;
skyred = 0x80;
goto LAB_00078a68;
}
skyred = 0x8f - iVar1;
skyblue = 0x80 - iVar1;
}
lVar2 = 0x1a;
if ((skyred < 0x1a) || (lVar2 = 0x80, 0x80 < skyred)) {
skyred = lVar2;
}
lVar2 = 0x1a;
if ((skyblue < 0x1a) || (lVar2 = 0x80, skygreen = skyblue, 0x80 < skyblue)) {
skygreen = lVar2;
}
if (skyblue < 0x1a) {
skyblue = 0x1a;
}
else {
if (0x80 < skyblue) {
skyblue = 0x80;
}
}
LAB_00078a68:
if ((((gTunnelNum != -1) && (GameLevel != 0)) && (GameLevel != 2)) &&
(((GameLevel != 3 || (gTunnelNum == 1)) && ((GameLevel != 1 || (gTunnelNum != 2)))))) {
TunnelSkyFade();
if (skyFade < skyred) {
skyred = skyFade;
}
if (skyFade < skygreen) {
skygreen = skyFade;
}
if (skyFade < skyblue) {
skyblue = skyFade;
}
}
}
// decompiled code
// original method signature:
// void /*$ra*/ PlotSkyPoly(int skytexnum /*$t5*/, unsigned char r /*$a1*/, unsigned char g /*$a2*/, unsigned char b /*$a3*/, int offset /*stack 16*/)
// line 855, offset 0x00078b18
/* begin block 1 */
// Start line: 856
// Start offset: 0x00078B18
// Variables:
// struct POLYFT4 *src; // $t1
// struct DVECTOR *outpoints; // $t0
// struct POLY_FT4 *prims; // $t2
/* end block 1 */
// End offset: 0x00078EBC
// End Line: 894
/* begin block 2 */
// Start line: 2366
/* end block 2 */
// End Line: 2367
/* begin block 3 */
// Start line: 2369
/* end block 3 */
// End Line: 2370
// offset: 0x1f800020
extern _pct plotContext;
POLYFT4* scratchPad_skyPolygonsPtr; // 1f80003c
DVECTOR scratchPad_skyVertices[256]; // 1f800044
short scratchPad_zbuff[256];
// [D]
void PlotSkyPoly(int skytexnum, unsigned char r, unsigned char g, unsigned char b, int offset)
{
POLYFT4 *pPVar3;
POLY_FT4 *local_t2_64;
pPVar3 = scratchPad_skyPolygonsPtr;
local_t2_64 = (POLY_FT4 *)current->primptr;
if ((((((-1 < (int)((uint)(ushort)scratchPad_skyVertices[pPVar3->v0].vy << 0x10)) ||
(-1 < (int)((uint)(ushort)scratchPad_skyVertices[pPVar3->v1].vy << 0x10))) ||
(-1 < (int)((uint)(ushort)scratchPad_skyVertices[pPVar3->v2].vy << 0x10))) ||
(-1 < (int)((uint)(ushort)scratchPad_skyVertices[pPVar3->v3].vy << 0x10))) &&
(((-1 < scratchPad_skyVertices[pPVar3->v0].vx ||
(-1 < scratchPad_skyVertices[pPVar3->v1].vx)) ||
((-1 < scratchPad_skyVertices[pPVar3->v2].vx ||
(-1 < scratchPad_skyVertices[pPVar3->v3].vx)))))) &&
(((scratchPad_skyVertices[pPVar3->v0].vx < 0x141 ||
(scratchPad_skyVertices[pPVar3->v1].vx < 0x141)) ||
((scratchPad_skyVertices[pPVar3->v2].vx < 0x141 ||
(scratchPad_skyVertices[pPVar3->v3].vx < 0x141))))))
{
setPolyFT4(local_t2_64);
local_t2_64->r0 = r;
local_t2_64->g0 = g;
local_t2_64->b0 = b;
local_t2_64->x0 = scratchPad_skyVertices[pPVar3->v0].vx;
local_t2_64->y0 = scratchPad_skyVertices[pPVar3->v0].vy - offset;
local_t2_64->x1 = scratchPad_skyVertices[pPVar3->v1].vx;
local_t2_64->y1 = scratchPad_skyVertices[pPVar3->v1].vy - offset;
local_t2_64->x2 = scratchPad_skyVertices[pPVar3->v3].vx;
local_t2_64->y2 = scratchPad_skyVertices[pPVar3->v3].vy - offset;
local_t2_64->x3 = scratchPad_skyVertices[pPVar3->v2].vx;
local_t2_64->y3 = scratchPad_skyVertices[pPVar3->v2].vy - offset;
local_t2_64->u0 = skytexuv[skytexnum].u2;
local_t2_64->v0 = skytexuv[skytexnum].v2;
local_t2_64->u1 = skytexuv[skytexnum].u3;
local_t2_64->v1 = skytexuv[skytexnum].v3;
local_t2_64->u2 = skytexuv[skytexnum].u0;
local_t2_64->v2 = skytexuv[skytexnum].v0;
local_t2_64->u3 = skytexuv[skytexnum].u1;
local_t2_64->v3 = skytexuv[skytexnum].v1;
local_t2_64->clut = skyclut[skytexnum];
local_t2_64->tpage = skytpage[skytexnum];
addPrim(current->ot + 0x107f, local_t2_64);
current->primptr = current->primptr + sizeof(POLY_FT4);
}
}
// decompiled code
// original method signature:
// void /*$ra*/ PlotHorizonMDL(struct MODEL *model /*$s6*/, int horizontaboffset /*$a1*/)
// line 896, offset 0x00078ec4
/* begin block 1 */
// Start line: 897
// Start offset: 0x00078EC4
// Variables:
// struct SVECTOR *verts; // $v1
// char *polys; // $s1
// int i; // $s0
// int p; // stack offset -56
// int flag; // stack offset -52
// short *zbuff; // $t5
// int z; // stack offset -48
// unsigned char r; // $s5
// unsigned char g; // $s4
// unsigned char b; // $s3
/* end block 1 */
// End offset: 0x000790B4
// End Line: 945
/* begin block 2 */
// Start line: 2514
/* end block 2 */
// End Line: 2515
/* begin block 3 */
// Start line: 2520
/* end block 3 */
// End Line: 2521
// [D] [A] WTF
void PlotHorizonMDL(MODEL *model, int horizontaboffset)
{
unsigned char bVar1;
uint uVar4;
SVECTOR *pSVar6;
DVECTOR *dv0;
DVECTOR *dv1;
DVECTOR *dv2;
SVECTOR *v0;
SVECTOR *v1;
SVECTOR *v2;
int iVar13;
unsigned char *pbVar14;
unsigned char *pbVar15;
uint uVar16;
uint uVar17;
short *zbuff;
int p;
int flag;
int z;
pSVar6 = (SVECTOR *)model->vertices;
uVar4 = (uint)model->num_vertices + 3;
iVar13 = 0;
if (uVar4 != 0)
{
zbuff = scratchPad_zbuff;
dv2 = scratchPad_skyVertices + 2;
dv1 = scratchPad_skyVertices + 1;
dv0 = scratchPad_skyVertices;
v2 = pSVar6 + 2;
v1 = pSVar6 + 1;
v0 = pSVar6;
do {
gte_RotTransPers3(v0, v1, v2, dv0, dv1, dv2, &p, &flag, &z);
dv2 += 3;
dv1 += 3;
dv0 += 3;
v2 += 3;
v1 += 3;
v0 += 3;
iVar13 += 3;
zbuff[2] = z;
zbuff[1] = z;
zbuff[0] = z;
zbuff += 3;
} while (iVar13 < (int)((uint)model->num_vertices + 3));
}
if (0 < scratchPad_zbuff[16])
{
pbVar14 = (unsigned char *)model->poly_block;
uVar17 = skyred;
uVar16 = skygreen;
//DAT_1f80001c = SHORT_ARRAY_1f800240;
uVar4 = skyblue;
iVar13 = 0;
//DAT_1f800018 = model;
if (model->num_polys != 0)
{
pbVar15 = HorizonTextures + horizontaboffset;
do {
if (iVar13 == 0xc) {
uVar17 = uVar17 >> 1;
uVar16 = uVar16 >> 1;
uVar4 = uVar4 >> 1;
}
bVar1 = *pbVar15;
pbVar15 = pbVar15 + 1;
scratchPad_skyPolygonsPtr = (POLYFT4*)pbVar14; //_DAT_1f80003c = pbVar14;
PlotSkyPoly((uint)bVar1, uVar17, uVar16, uVar4, sky_y_offset[GameLevel]);
iVar13 = iVar13 + 1;
pbVar14 = pbVar14 + PolySizes[*pbVar14];
} while (iVar13 < (int)(uint)model->num_polys);
}
}
}
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