diff options
Diffstat (limited to 'src/core/SurfaceTable.cpp')
| -rw-r--r-- | src/core/SurfaceTable.cpp | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/src/core/SurfaceTable.cpp b/src/core/SurfaceTable.cpp new file mode 100644 index 0000000..c4b184b --- /dev/null +++ b/src/core/SurfaceTable.cpp @@ -0,0 +1,156 @@ +#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_GRAVEL: return ADHESIVE_LOOSE; + case SURFACE_MUD_DRY: return ADHESIVE_HARD; + case SURFACE_PAVEMENT: return ADHESIVE_ROAD; + case SURFACE_CAR: return ADHESIVE_HARD; + case SURFACE_GLASS: return ADHESIVE_HARD; + case SURFACE_TRANSPARENT_CLOTH: return ADHESIVE_HARD; + case SURFACE_GARAGE_DOOR: return ADHESIVE_HARD; + case SURFACE_CAR_PANEL: return ADHESIVE_HARD; + case SURFACE_THICK_METAL_PLATE: return ADHESIVE_HARD; + case SURFACE_SCAFFOLD_POLE: return ADHESIVE_HARD; + case SURFACE_LAMP_POST: return ADHESIVE_HARD; + case SURFACE_FIRE_HYDRANT: return ADHESIVE_HARD; + case SURFACE_GIRDER: return ADHESIVE_HARD; + case SURFACE_METAL_CHAIN_FENCE: return ADHESIVE_HARD; + case SURFACE_PED: return ADHESIVE_RUBBER; + case SURFACE_SAND: return ADHESIVE_SAND; + case SURFACE_WATER: return ADHESIVE_WET; + case SURFACE_WOOD_CRATES: return ADHESIVE_ROAD; + case SURFACE_WOOD_BENCH: return ADHESIVE_ROAD; + case SURFACE_WOOD_SOLID: return ADHESIVE_ROAD; + case SURFACE_RUBBER: return ADHESIVE_RUBBER; + case SURFACE_PLASTIC: return ADHESIVE_HARD; + case SURFACE_HEDGE: return ADHESIVE_LOOSE; + case SURFACE_STEEP_CLIFF: return ADHESIVE_LOOSE; + case SURFACE_CONTAINER: return ADHESIVE_HARD; + case SURFACE_NEWS_VENDOR: return ADHESIVE_HARD; + case SURFACE_WHEELBASE: return ADHESIVE_RUBBER; + case SURFACE_CARDBOARDBOX: return ADHESIVE_LOOSE; + case SURFACE_TRANSPARENT_STONE: return ADHESIVE_HARD; + case SURFACE_METAL_GATE: return ADHESIVE_HARD; + case SURFACE_SAND_BEACH: return ADHESIVE_SAND; + case SURFACE_CONCRETE_BEACH: return ADHESIVE_ROAD; + default: return ADHESIVE_ROAD; + } +} + +float +CSurfaceTable::GetWetMultiplier(uint8 surfaceType) +{ + switch(surfaceType){ + case SURFACE_DEFAULT: + case SURFACE_TARMAC: + case SURFACE_MUD_DRY: + case SURFACE_PAVEMENT: + case SURFACE_TRANSPARENT_CLOTH: + case SURFACE_WOOD_CRATES: + case SURFACE_WOOD_BENCH: + case SURFACE_WOOD_SOLID: + case SURFACE_HEDGE: + case SURFACE_CARDBOARDBOX: + case SURFACE_TRANSPARENT_STONE: + case SURFACE_CONCRETE_BEACH: + return 1.0f - CWeather::WetRoads*0.25f; + + case SURFACE_GRASS: + case SURFACE_CAR: + case SURFACE_GLASS: + case SURFACE_GARAGE_DOOR: + case SURFACE_CAR_PANEL: + case SURFACE_THICK_METAL_PLATE: + case SURFACE_SCAFFOLD_POLE: + case SURFACE_LAMP_POST: + case SURFACE_FIRE_HYDRANT: + case SURFACE_GIRDER: + case SURFACE_METAL_CHAIN_FENCE: + case SURFACE_PED: + case SURFACE_RUBBER: + case SURFACE_PLASTIC: + case SURFACE_STEEP_CLIFF: + case SURFACE_CONTAINER: + case SURFACE_NEWS_VENDOR: + case SURFACE_WHEELBASE: + case SURFACE_METAL_GATE: + return 1.0f - CWeather::WetRoads*0.4f; + + case SURFACE_SAND: + case SURFACE_SAND_BEACH: + return 1.0f + CWeather::WetRoads*0.5f; + + default: + return 1.0f; + } +} + +float +CSurfaceTable::GetAdhesiveLimit(CColPoint &colpoint) +{ + return ms_aAdhesiveLimitTable[GetAdhesionGroup(colpoint.surfaceB)][GetAdhesionGroup(colpoint.surfaceA)]; +} + +bool +CSurfaceTable::IsSoftLanding(uint8 surf) +{ + return surf == SURFACE_GRASS || surf == SURFACE_SAND || surf == SURFACE_SAND_BEACH; +} |