re3/src/core/SurfaceTable.cpp

144 lines
4.0 KiB
C++

#include "common.h"
#include "main.h"
#include "FileMgr.h"
#include "Weather.h"
#include "Collision.h"
#include "SurfaceTable.h"
float CSurfaceTable::ms_aAdhesiveLimitTable[NUMADHESIVEGROUPS][NUMADHESIVEGROUPS];
void
CSurfaceTable::Initialise(Const char *filename)
{
int lineno, fieldno;
char *line;
char surfname[256];
float adhesiveLimit;
CFileMgr::SetDir("");
CFileMgr::LoadFile(filename, work_buff, sizeof(work_buff), "r");
line = (char*)work_buff;
for(lineno = 0; lineno < NUMADHESIVEGROUPS; lineno++){
// skip white space and comments
while(*line == ' ' || *line == '\t' || *line == '\n' || *line == '\r' || *line == ';'){
if(*line == ';'){
while(*line != '\n' && *line != '\r')
line++;
}else
line++;
}
sscanf(line, "%s", surfname);
// skip what we just read
while(!(*line == ' ' || *line == '\t' || *line == ','))
line++;
for(fieldno = 0; fieldno <= lineno; fieldno++){
// skip white space
while(*line == ' ' || *line == '\t' || *line == ',')
line++;
adhesiveLimit = 0.0f;
if(*line != '-')
sscanf(line, "%f", &adhesiveLimit);
// skip what we just read
while(!(*line == ' ' || *line == '\t' || *line == ',' || *line == '\n'))
line++;
ms_aAdhesiveLimitTable[lineno][fieldno] = adhesiveLimit;
ms_aAdhesiveLimitTable[fieldno][lineno] = adhesiveLimit;
}
}
}
int
CSurfaceTable::GetAdhesionGroup(uint8 surfaceType)
{
switch(surfaceType){
case SURFACE_DEFAULT: return ADHESIVE_ROAD;
case SURFACE_TARMAC: return ADHESIVE_ROAD;
case SURFACE_GRASS: return ADHESIVE_LOOSE;
case SURFACE_DIRT: return ADHESIVE_LOOSE;
case SURFACE_DIRTTRACK: return ADHESIVE_HARD;
case SURFACE_PAVEMENT: return ADHESIVE_ROAD;
case SURFACE_METAL6: return ADHESIVE_HARD;
case SURFACE_GLASS: return ADHESIVE_HARD;
case SURFACE_SCAFFOLD: return ADHESIVE_HARD;
case SURFACE_METAL_DOOR: return ADHESIVE_HARD;
case SURFACE_BILLBOARD: return ADHESIVE_HARD;
case SURFACE_STEEL: return ADHESIVE_HARD;
case SURFACE_METAL_POLE: return ADHESIVE_HARD;
case SURFACE_STREET_LIGHT: return ADHESIVE_HARD;
case SURFACE_METAL14: return ADHESIVE_HARD;
case SURFACE_METAL15: return ADHESIVE_HARD;
case SURFACE_METAL_FENCE: return ADHESIVE_HARD;
case SURFACE_FLESH: return ADHESIVE_RUBBER;
case SURFACE_SAND: return ADHESIVE_LOOSE;
case SURFACE_PUDDLE: return ADHESIVE_WET;
case SURFACE_WOOD: return ADHESIVE_ROAD;
case SURFACE_WOOD_BOX: return ADHESIVE_ROAD;
case SURFACE_WOOD_PLANK: return ADHESIVE_ROAD;
case SURFACE_TIRE: return ADHESIVE_RUBBER;
case SURFACE_HARD24: return ADHESIVE_HARD;
case SURFACE_HEDGE: return ADHESIVE_LOOSE;
case SURFACE_STONE: return ADHESIVE_LOOSE;
case SURFACE_METAL27: return ADHESIVE_HARD;
case SURFACE_METAL28: return ADHESIVE_HARD;
case SURFACE_RUBBER29: return ADHESIVE_RUBBER;
case SURFACE_LOOSE30: return ADHESIVE_LOOSE;
case SURFACE_BOLLARD: return ADHESIVE_HARD;
case SURFACE_GATE: return ADHESIVE_HARD;
default: return ADHESIVE_ROAD;
}
}
float
CSurfaceTable::GetWetMultiplier(uint8 surfaceType)
{
switch(surfaceType){
case SURFACE_DEFAULT:
case SURFACE_TARMAC:
case SURFACE_DIRTTRACK:
case SURFACE_PAVEMENT:
case SURFACE_SCAFFOLD:
case SURFACE_WOOD:
case SURFACE_WOOD_BOX:
case SURFACE_WOOD_PLANK:
case SURFACE_HEDGE:
case SURFACE_LOOSE30:
case SURFACE_BOLLARD:
return 1.0f - CWeather::WetRoads*0.25f;
case SURFACE_GRASS:
case SURFACE_METAL6:
case SURFACE_GLASS:
case SURFACE_METAL_DOOR:
case SURFACE_BILLBOARD:
case SURFACE_STEEL:
case SURFACE_METAL_POLE:
case SURFACE_STREET_LIGHT:
case SURFACE_METAL14:
case SURFACE_METAL15:
case SURFACE_METAL_FENCE:
case SURFACE_FLESH:
case SURFACE_TIRE:
case SURFACE_HARD24:
case SURFACE_STONE:
case SURFACE_METAL27:
case SURFACE_METAL28:
case SURFACE_RUBBER29:
case SURFACE_GATE:
return 1.0f - CWeather::WetRoads*0.4f;
default:
return 1.0f;
}
}
float
CSurfaceTable::GetAdhesiveLimit(CColPoint &colpoint)
{
return ms_aAdhesiveLimitTable[GetAdhesionGroup(colpoint.surfaceB)][GetAdhesionGroup(colpoint.surfaceA)];
}