144 lines
3.6 KiB
C++
144 lines
3.6 KiB
C++
#include "common.h"
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#include "main.h"
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#include "FileMgr.h"
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#include "Weather.h"
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#include "Collision.h"
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#include "SurfaceTable.h"
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float CSurfaceTable::ms_aAdhesiveLimitTable[NUMADHESIVEGROUPS][NUMADHESIVEGROUPS];
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void
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CSurfaceTable::Initialise(Const char *filename)
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{
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int lineno, fieldno;
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char *line;
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char surfname[256];
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float adhesiveLimit;
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CFileMgr::SetDir("");
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CFileMgr::LoadFile(filename, work_buff, sizeof(work_buff), "r");
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line = (char*)work_buff;
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for(lineno = 0; lineno < NUMADHESIVEGROUPS; lineno++){
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// skip white space and comments
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while(*line == ' ' || *line == '\t' || *line == '\n' || *line == '\r' || *line == ';'){
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if(*line == ';'){
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while(*line != '\n' && *line != '\r')
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line++;
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}else
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line++;
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}
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sscanf(line, "%s", surfname);
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// skip what we just read
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while(!(*line == ' ' || *line == '\t' || *line == ','))
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line++;
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for(fieldno = 0; fieldno <= lineno; fieldno++){
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// skip white space
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while(*line == ' ' || *line == '\t' || *line == ',')
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line++;
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adhesiveLimit = 0.0f;
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if(*line != '-')
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sscanf(line, "%f", &adhesiveLimit);
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// skip what we just read
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while(!(*line == ' ' || *line == '\t' || *line == ',' || *line == '\n'))
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line++;
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ms_aAdhesiveLimitTable[lineno][fieldno] = adhesiveLimit;
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ms_aAdhesiveLimitTable[fieldno][lineno] = adhesiveLimit;
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}
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}
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}
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int
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CSurfaceTable::GetAdhesionGroup(uint8 surfaceType)
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{
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switch(surfaceType){
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case SURFACE_0: return ADHESIVE_ROAD;
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case SURFACE_1: return ADHESIVE_ROAD;
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case SURFACE_2: return ADHESIVE_LOOSE;
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case SURFACE_3: return ADHESIVE_LOOSE;
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case SURFACE_4: return ADHESIVE_HARD;
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case SURFACE_5: return ADHESIVE_ROAD;
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case SURFACE_6: return ADHESIVE_HARD;
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case SURFACE_7: return ADHESIVE_HARD;
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case SURFACE_8: return ADHESIVE_HARD;
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case SURFACE_9: return ADHESIVE_HARD;
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case SURFACE_10: return ADHESIVE_HARD;
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case SURFACE_11: return ADHESIVE_HARD;
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case SURFACE_12: return ADHESIVE_HARD;
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case SURFACE_13: return ADHESIVE_HARD;
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case SURFACE_14: return ADHESIVE_HARD;
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case SURFACE_15: return ADHESIVE_HARD;
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case SURFACE_16: return ADHESIVE_HARD;
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case SURFACE_17: return ADHESIVE_RUBBER;
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case SURFACE_18: return ADHESIVE_LOOSE;
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case SURFACE_19: return ADHESIVE_WET;
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case SURFACE_20: return ADHESIVE_ROAD;
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case SURFACE_21: return ADHESIVE_ROAD;
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case SURFACE_22: return ADHESIVE_ROAD;
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case SURFACE_23: return ADHESIVE_RUBBER;
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case SURFACE_24: return ADHESIVE_HARD;
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case SURFACE_25: return ADHESIVE_LOOSE;
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case SURFACE_26: return ADHESIVE_LOOSE;
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case SURFACE_27: return ADHESIVE_HARD;
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case SURFACE_28: return ADHESIVE_HARD;
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case SURFACE_29: return ADHESIVE_RUBBER;
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case SURFACE_30: return ADHESIVE_LOOSE;
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case SURFACE_31: return ADHESIVE_HARD;
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case SURFACE_32: return ADHESIVE_HARD;
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default: return ADHESIVE_ROAD;
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}
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}
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float
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CSurfaceTable::GetWetMultiplier(uint8 surfaceType)
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{
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switch(surfaceType){
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case SURFACE_0:
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case SURFACE_1:
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case SURFACE_4:
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case SURFACE_5:
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case SURFACE_8:
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case SURFACE_20:
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case SURFACE_21:
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case SURFACE_22:
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case SURFACE_25:
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case SURFACE_30:
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case SURFACE_31:
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return 1.0f - CWeather::WetRoads*0.25f;
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case SURFACE_2:
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case SURFACE_6:
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case SURFACE_7:
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case SURFACE_9:
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case SURFACE_10:
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case SURFACE_11:
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case SURFACE_12:
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case SURFACE_13:
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case SURFACE_14:
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case SURFACE_15:
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case SURFACE_16:
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case SURFACE_17:
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case SURFACE_23:
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case SURFACE_24:
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case SURFACE_26:
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case SURFACE_27:
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case SURFACE_28:
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case SURFACE_29:
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case SURFACE_32:
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return 1.0f - CWeather::WetRoads*0.4f;
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default:
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return 1.0f;
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}
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}
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float
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CSurfaceTable::GetAdhesiveLimit(CColPoint &colpoint)
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{
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return ms_aAdhesiveLimitTable[GetAdhesionGroup(colpoint.surfaceB)][GetAdhesionGroup(colpoint.surfaceA)];
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}
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