raze-gles/source/duke3d/src/common.cpp
2019-12-07 10:14:51 +01:00

141 lines
3.4 KiB
C++

//
// Common non-engine code/data for EDuke32 and Mapster32
//
#include "ns.h" // Must come before everything else!
#include "compat.h"
#include "build.h"
#include "baselayer.h"
#include "palette.h"
#include "gamecvars.h"
#include "cmdlib.h"
#include "rts.h"
#include "gamecontrol.h"
#include "common.h"
#include "common_game.h"
BEGIN_DUKE_NS
// Set up new-style multi-psky handling.
void G_InitMultiPsky(int CLOUDYOCEAN__DYN, int MOONSKY1__DYN, int BIGORBIT1__DYN, int LA__DYN)
{
// When adding other multi-skies, take care that the tileofs[] values are
// <= PSKYOFF_MAX. (It can be increased up to MAXPSKYTILES, but should be
// set as tight as possible.)
// The default sky properties (all others are implicitly zero):
psky_t *sky = tileSetupSky(DEFAULTPSKY);
sky->lognumtiles = 3;
sky->horizfrac = 32768;
// CLOUDYOCEAN
// Aligns with the drawn scene horizon because it has one itself.
sky = tileSetupSky(CLOUDYOCEAN__DYN);
sky->lognumtiles = 3;
sky->horizfrac = 65536;
// MOONSKY1
// earth mountain mountain sun
sky = tileSetupSky(MOONSKY1__DYN);
sky->lognumtiles = 3;
sky->horizfrac = 32768;
sky->tileofs[6] = 1;
sky->tileofs[1] = 2;
sky->tileofs[4] = 2;
sky->tileofs[2] = 3;
// BIGORBIT1 // orbit
// earth1 2 3 moon/sun
sky = tileSetupSky(BIGORBIT1__DYN);
sky->lognumtiles = 3;
sky->horizfrac = 32768;
sky->tileofs[5] = 1;
sky->tileofs[6] = 2;
sky->tileofs[7] = 3;
sky->tileofs[2] = 4;
// LA // la city
// earth1 2 3 moon/sun
sky = tileSetupSky(LA__DYN);
sky->lognumtiles = 3;
sky->horizfrac = 16384 + 1024;
sky->tileofs[0] = 1;
sky->tileofs[1] = 2;
sky->tileofs[2] = 1;
sky->tileofs[3] = 3;
sky->tileofs[4] = 4;
sky->tileofs[5] = 0;
sky->tileofs[6] = 2;
sky->tileofs[7] = 3;
#if 0
// This assertion should hold. See note above.
for (bssize_t i=0; i<pskynummultis; ++i)
for (bssize_t j=0; j<(1<<multipsky[i].lognumtiles); ++j)
Bassert(multipsky[i].tileofs[j] <= PSKYOFF_MAX);
#endif
}
void G_SetupGlobalPsky(void)
{
int skyIdx = 0;
// NOTE: Loop must be running backwards for the same behavior as the game
// (greatest sector index with matching parallaxed sky takes precedence).
for (int i = numsectors - 1; i >= 0; i--)
{
if (sector[i].ceilingstat & 1)
{
skyIdx = getpskyidx(sector[i].ceilingpicnum);
if (skyIdx > 0)
break;
}
}
g_pskyidx = skyIdx;
}
//////////
void G_LoadLookups(void)
{
int32_t j;
auto fr = fileSystem.OpenFileReader("lookup.dat", 0);
if (!fr.isOpen())
return;
j = paletteLoadLookupTable(fr);
if (j < 0)
{
if (j == -1)
initprintf("ERROR loading \"lookup.dat\": failed reading enough data.\n");
return;
}
uint8_t paldata[768];
for (j=1; j<=5; j++)
{
// Account for TITLE and REALMS swap between basepal number and on-disk order.
int32_t basepalnum = (j == 3 || j == 4) ? 4+3-j : j;
if (fr.Read(paldata, 768) != 768)
return;
for (unsigned char & k : paldata)
k <<= 2;
paletteSetColorTable(basepalnum, paldata);
}
}
END_DUKE_NS