author | celestar |
Tue, 19 Jun 2007 07:21:01 +0000 | |
branch | gamebalance |
changeset 9913 | e79cd19772dd |
parent 9912 | 1ac8aac92385 |
permissions | -rw-r--r-- |
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1 |
/* $Id$ */ |
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/** @file newgrf_industries.cpp */ |
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#include "stdafx.h" |
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#include "openttd.h" |
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#include "debug.h" |
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#include "functions.h" |
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#include "macros.h" |
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#include "industry.h" |
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#include "industry_map.h" |
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#include "newgrf.h" |
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#include "newgrf_callbacks.h" |
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#include "newgrf_spritegroup.h" |
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#include "newgrf_industries.h" |
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#include "newgrf_commons.h" |
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|
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/* Since the industry IDs defined by the GRF file don't necessarily correlate |
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* to those used by the game, the IDs used for overriding old industries must be |
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* translated when the idustry spec is set. */ |
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IndustryOverrideManager _industry_mngr(NEW_INDUSTRYOFFSET, NUM_INDUSTRYTYPES, INVALID_INDUSTRYTYPE); |
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/** |
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* Finds the distance for the closest tile with water/land given a tile |
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* @param tile the tile to find the distance too |
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* @param water whether to find water or land |
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* @note FAILS when an industry should be seen as water |
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*/ |
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static uint GetClosestWaterDistance(TileIndex tile, bool water) |
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{ |
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TileIndex t; |
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uint best_dist; |
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for (t = 1; t < MapSize(); t++) { |
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if (IsTileType(t, MP_WATER) == water) break; |
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} |
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best_dist = DistanceManhattan(tile, t); |
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for (; t < MapSize(); t++) { |
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uint dist = DistanceManhattan(tile, t); |
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if (dist < best_dist) { |
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if (IsTileType(t, MP_WATER) == water) best_dist = dist; |
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} else { |
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/* When the Y distance between the current row and the 'source' tile |
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* is larger than the best distance, we've found the best distance */ |
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if (TileY(t) - TileY(tile) > best_dist) return best_dist; |
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if (TileX(tile) > TileX(t)) { |
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/* We can safely skip this many tiles; from here all tiles have a |
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* higher or equal distance than the best distance */ |
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t |= MapMaxX(); |
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continue; |
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} else { |
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/* We can safely skip this many tiles; up to here all tiles have a |
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* higher or equal distance than the best distance */ |
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t += best_dist - dist; |
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continue; |
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} |
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} |
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} |
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return best_dist; |
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} |
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/** Make an analysis of a tile and check for its belonging to the same |
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* industry, and/or the same grf file |
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* @param new_tile TileIndex of the tile to query |
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* @param old_tile TileINdex of teh reference tile |
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* @param i Industry to which old_tile belongs to |
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* @return value encoded as per NFO specs */ |
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uint32 GetIndustryIDAtOffset(TileIndex new_tile, TileIndex old_tile, const Industry *i) |
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{ |
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if (IsTileType(new_tile, MP_INDUSTRY)) { // Is this an industry tile? |
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if (GetIndustryIndex(new_tile) == i->index) { // Does it belong to the same industry? |
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IndustryGfx gfx = GetIndustryGfx(new_tile); |
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const IndustryTileSpec *indtsp = GetIndustryTileSpec(gfx); |
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const IndustryTileSpec *indold = GetIndustryTileSpec(GetIndustryGfx(old_tile)); |
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if (gfx < NEW_INDUSTRYOFFSET) { // Does it belongs to an old type? |
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/* It is an old tile. We have to see if it's been overriden */ |
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if (indtsp->grf_prop.override == INVALID_INDUSTRYTILE) { // has it been overridden? |
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return 0xFF << 8 | gfx; // no. Tag FF + the gfx id of that tile |
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} else { // yes. FInd out if it is from the same grf file or not |
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const IndustryTileSpec *old_tile_ovr = GetIndustryTileSpec(indtsp->grf_prop.override); |
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if (old_tile_ovr->grf_prop.grffile->grfid == indold->grf_prop.grffile->grfid) { |
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return old_tile_ovr->grf_prop.local_id; // same grf file |
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} else { |
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return 0xFFFE; // not the same grf file |
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} |
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} |
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} else { |
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if (indtsp->grf_prop.spritegroup != NULL) { // tile has a spritegroup ? |
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if (indtsp->grf_prop.grffile->grfid == indold->grf_prop.grffile->grfid) { // same industry, same grf ? |
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return indtsp->grf_prop.local_id; |
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} else { |
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return 0xFFFE; // Defined in another grf file |
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} |
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} else { // tile has no spritegroup |
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return 0xFF << 8 | indtsp->grf_prop.subst_id; // so just give him the substitute |
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} |
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} |
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} |
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} |
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return 0xFFFF; // tile is not an industry one or does not belong to the current industry |
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} |
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/** This function implements the industries variables that newGRF defines. |
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* @param variable that is queried |
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* @param parameter unused |
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* @param available will return false if ever the variable asked for does not exist |
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* @param ind is of course the industry we are inquiring |
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* @return the value stored in the corresponding variable*/ |
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114 |
uint32 IndustryGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available) |
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115 |
{ |
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116 |
const Industry *industry = object->u.industry.ind; |
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117 |
TileIndex tile = object->u.industry.tile; |
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118 |
const IndustrySpec *indspec = GetIndustrySpec(industry->type); |
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119 |
|
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120 |
switch (variable) { |
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121 |
case 0x40: |
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122 |
case 0x41: |
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123 |
case 0x42: { // waiting cargo, but only if those two callback flags are set |
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124 |
uint16 callback = indspec->callback_flags; |
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125 |
if (callback & (CBM_IND_PRODUCTION_CARGO_ARRIVAL | callback & CBM_IND_PRODUCTION_256_TICKS)) { |
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126 |
return max(industry->cargo_waiting[variable - 0x40], (uint16)0x7FFF); |
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127 |
} else { |
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128 |
return 0; |
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129 |
} |
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130 |
} |
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131 |
/* TODO: somehow determine whether we're in water or not */ |
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132 |
case 0x43: return GetClosestWaterDistance(tile, true); // Manhattan distance of closes dry/water tile |
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133 |
|
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134 |
/* Get industry ID at offset param */ |
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135 |
case 0x60: return GetIndustryIDAtOffset(GetNearbyTile(parameter, industry->xy), tile, industry); |
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136 |
|
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137 |
case 0x61: return 0; // Get random tile bits at offset param |
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138 |
|
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139 |
case 0x62: // Land info of nearby tiles |
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140 |
case 0x63: // Animation stage of nerby tiles |
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141 |
case 0x64: break; // Distance of nearest industry of given type |
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142 |
/* Get town zone and Manhattan distance of closest town */ |
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143 |
case 0x65: return industry->town->GetRadiusGroup(tile) << 16 | min(DistanceManhattan(tile, industry->town->xy), 0xFFFF); |
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144 |
/* Get square of Euclidian distance of closes town */ |
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145 |
case 0x66: return industry->town->GetRadiusGroup(tile) << 16 | min(DistanceSquare(tile, industry->town->xy), 0xFFFF); |
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146 |
|
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147 |
/* Count of industry, distance of closest instance |
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148 |
* format is rr(reserved) cc(count) dddd(manhattan distance of closest sister) |
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149 |
* A lot more should be done, since it has to check for local id, grf id etc... |
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150 |
* let's just say it is a beginning ;) */ |
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151 |
case 0x67: return GetIndustryTypeCount(industry->type) << 16 | 0; |
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152 |
|
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153 |
/* Industry founder information. |
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154 |
* 0x10 if randomly created or from a map pre-newindustry. |
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155 |
* Else, the company who funded it */ |
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156 |
case 0xA7: return 0x10; |
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157 |
|
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158 |
case 0xB0: // Date when built since 1920 (in days) |
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159 |
case 0xB3: // Construction type |
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160 |
case 0xB4: break; // Date last cargo accepted since 1920 (in days) |
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161 |
|
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162 |
/* Industry structure access*/ |
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163 |
case 0x80: return industry->xy; |
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164 |
case 0x81: return GB(industry->xy, 8, 8); |
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165 |
/* Pointer to the town the industry is associated with */ |
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166 |
case 0x82: |
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167 |
case 0x83: |
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168 |
case 0x84: |
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169 |
case 0x85: break; // not supported |
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170 |
case 0x86: return industry->width; |
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171 |
case 0x87: return industry->height;// xy dimensions |
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172 |
/* */ |
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173 |
case 0x88: |
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174 |
case 0x89: return indspec->produced_cargo[variable - 0x88]; |
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175 |
case 0x8A: return industry->cargo_waiting[0]; |
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176 |
case 0x8B: return GB(industry->cargo_waiting[0], 8, 8); |
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177 |
case 0x8C: return industry->cargo_waiting[1]; |
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178 |
case 0x8D: return GB(industry->cargo_waiting[1], 8, 8); |
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179 |
case 0x8E: |
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180 |
case 0x8F: return industry->production_rate[variable - 0x8E]; |
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181 |
case 0x90: |
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182 |
case 0x91: |
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183 |
case 0x92: return indspec->accepts_cargo[variable - 0x90]; |
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184 |
case 0x93: return industry->prod_level; |
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185 |
/* amount of cargo produced so far THIS month. */ |
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186 |
case 0x94: return industry->this_month_production[0]; |
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187 |
case 0x95: return GB(industry->this_month_production[0], 8, 8); |
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188 |
case 0x96: return industry->this_month_production[1]; |
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189 |
case 0x97: return GB(industry->this_month_production[1], 8, 8); |
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190 |
/* amount of cargo transported so far THIS month. */ |
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191 |
case 0x98: return industry->this_month_transported[0]; |
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192 |
case 0x99: return GB(industry->this_month_transported[0], 8, 8); |
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193 |
case 0x9A: return industry->this_month_transported[1]; |
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194 |
case 0x9B: return GB(industry->this_month_transported[0], 8, 8); |
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195 |
/* fraction of cargo transported LAST month. */ |
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196 |
case 0x9C: |
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197 |
case 0x9D: return industry->last_month_pct_transported[variable - 0x9C]; |
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198 |
/* amount of cargo produced LAST month. */ |
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199 |
case 0x9E: return industry->last_month_production[0]; |
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200 |
case 0x9F: return GB(industry->last_month_production[0], 8, 8); |
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201 |
case 0xA0: return industry->last_month_production[1]; |
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202 |
case 0xA1: return GB(industry->last_month_production[1], 8, 8); |
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203 |
/* amount of cargo transported last month. */ |
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204 |
case 0xA2: return industry->last_month_transported[0]; |
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205 |
case 0xA3: return GB(industry->last_month_transported[0], 8, 8); |
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206 |
case 0xA4: return industry->last_month_transported[1]; |
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207 |
case 0xA5: return GB(industry->last_month_transported[0], 8, 8); |
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|
208 |
|
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209 |
case 0xA6: return industry->type; |
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210 |
|
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211 |
case 0xA8: return industry->random_color; |
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212 |
case 0xA9: return industry->last_prod_year; // capped? |
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213 |
case 0xAA: return industry->counter; |
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214 |
case 0xAB: return GB(industry->counter, 8, 8); |
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215 |
case 0xAC: return industry->was_cargo_delivered; |
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216 |
} |
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217 |
|
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218 |
DEBUG(grf, 1, "Unhandled industry property 0x%X", variable); |
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219 |
|
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220 |
*available = false; |
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221 |
return (uint32)-1; |
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222 |
} |
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223 |
|
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224 |
static const SpriteGroup *IndustryResolveReal(const ResolverObject *object, const SpriteGroup *group) |
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225 |
{ |
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/* IndustryTile do not have 'real' groups */ |
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return NULL; |
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} |
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|
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static void NewIndustryResolver(ResolverObject *res, TileIndex tile, Industry *indus) |
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{ |
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res->GetRandomBits = IndustryTileGetRandomBits; |
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res->GetTriggers = IndustryTileGetTriggers; |
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res->SetTriggers = IndustryTileSetTriggers; |
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res->GetVariable = IndustryGetVariable; |
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res->ResolveReal = IndustryResolveReal; |
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|
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res->u.industry.tile = tile; |
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res->u.industry.ind = indus; |
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res->u.industry.gfx = INVALID_INDUSTRYTILE; |
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|
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res->callback = 0; |
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res->callback_param1 = 0; |
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res->callback_param2 = 0; |
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res->last_value = 0; |
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res->trigger = 0; |
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res->reseed = 0; |
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} |
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|
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uint16 GetIndustryCallback(uint16 callback, uint32 param1, uint32 param2, Industry *industry, TileIndex tile) |
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{ |
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ResolverObject object; |
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const SpriteGroup *group; |
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|
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NewIndustryResolver(&object, tile, industry); |
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object.callback = callback; |
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object.callback_param1 = param1; |
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object.callback_param2 = param2; |
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|
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group = Resolve(GetIndustrySpec(industry->type)->grf_prop.spritegroup, &object); |
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if (group == NULL || group->type != SGT_CALLBACK) return CALLBACK_FAILED; |
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|
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return group->g.callback.result; |
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} |