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annotate src/sim.tp @ 12:6ef6dc8ab95e

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Get simulator compiling
author William Morgan <bill@mrgn.org>
date Sat, 14 Jul 2012 03:07:02 -0700
parents f28e465e9ee6
children c92633098f1d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 {
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2 true <- #{
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3 if:else <- :self trueblock :elseblock {
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4 trueblock:
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5 }
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6 }
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7
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8 false <- #{
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9 if:else <- :self trueblock :elseblock {
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10 elseblock:
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11 }
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12 }
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13
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14 eachbyte <- :string action {
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15 strLen <- string byte_length:
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16 index <- 0
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17 while: {index < strLen} do: {
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18 element <- (string byte: index)
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19 action: index element
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20 index <- index + 1
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21 }
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22 }
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23
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24 makeCellTypes <- {
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25 allstr <- #[]
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26 allobj <- #[]
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27 new <- :idstr {
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28 ret <- #{
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29 id <- (idstr byte: 0)
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30 isrobot <- { false }
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31 }
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32 allobj append: ret
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33 allstr append: idstr
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34 ret
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35 }
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36 #{
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37 find <- :idstr {
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38 if: idstr = "R" { robot: } else: {
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39 index <- 0
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40 while: {
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41 if: index < (allstr length) {
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42 (allstr get: index) != idstr
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43 } else: {false}
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44 } do: {
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45 index <- index + 1
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46 }
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47 if: index < (allstr length) {
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48 allobj get: index
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49 } else: {
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50 empty
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51 }
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52 }
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53 }
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54 wall <- new: "#"
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55 empty <- new: " "
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56 earth <- new: "."
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57 rock <- new: "*"
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58 lambda <- new: "\\"
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59 closedlift <- new: "L"
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60 openlift <- new: "O"
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61 newline <- new: "\n"
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62 robot <- {
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63 #{
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64 id <- ("R" byte: 0)
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65 isrobot <- { true }
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66 heldBreath <- 0
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67 }
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68 }
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69 }
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70 }
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71 ttrue <- true
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72 tfalse <- false
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73 #{
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74
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75 // utilities
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76 true <- ttrue
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77
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78 false <- tfalse
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79
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80 // end utilities
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81
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82
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83 cellTypes <- makeCellTypes:
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84
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85 state <- #{
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86 new <- :in_grid in_width in_height {
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87 nextGrid <- #[]
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88 robot <- false
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89 foreach: in_grid :index el{
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90 nextGrid append: el
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91 if: (el isrobot) { robot <- el } else: { true }
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92 }
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93 #{
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94 grid <- in_grid
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95 width <- in_width
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96 height <- in_height
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97 address <- :x y { x + y * width }
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98 setCell <- :x y val {
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99 grid set: (address: x y) val
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100 }
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101 getCell <- :x y {
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102 grid get: (address: x y)
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103 }
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104 water <- 0
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105 flooding <- 0
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106 waterproof <- 10
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107 collected <- 0
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108 moves <- 0
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109 ended <- false
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110 doUpdate <- {
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111 true
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112 }
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113 advance <- :roboCmd {
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114 ended <- roboCmd = "A"
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115 robot move: roboCmd
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116 moves <- moves + 1
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117 doUpdate:
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118 self
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119 }
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120
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121 }
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122 }
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123 fromStr <- :str {
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124
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125 strLen <- str byte_length:
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126 maxRow <- 0
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127 curRow <- 0
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128 eachbyte: str :index element {
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129 if: element = ((cellTypes newline) id) {
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130 maxRow <- if: curRow > maxRow {curRow} else: {maxRow}
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131 curRow <- 0
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132 } else: {
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133 curRow <- curRow + 1
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134 }
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135 }
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136
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137 eachbyte: str :index element {
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138 if: element = ((cellTypes newline) id) {
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139 // add spaces
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140 curRow <- 0
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141 } else: {
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142 curRow = curRow + 1
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143 }
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144 }
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145 grid <- #[ ("#" byte: 0) ("#" byte: 0) ("#" byte: 0) ( "#" byte: 0) (" " byte: 0) ("#" byte: 0) ( "#" byte: 0) ("#" byte: 0) ("#" byte: 0)]
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146 fresh <- new: grid 3 3
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147 fresh
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148 }
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149 }
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150
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151 testMoves <- {
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152 myStep <- 0
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153 {
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154 print: (string: myStep)
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155 myStep <- myStep + 1
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156 if: myStep > 5 {"A"} else: {"W"}
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157 }
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158 }
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159
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160 readFile <- :path {
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161 fd <- os open: path (os O_RDONLY)
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162 print: "fd: " . fd . "\n"
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163 if: fd < 0 { "" } else: {
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164 cur <- ""
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165 part <- ""
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166 while: {
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167 part <- os read: fd 128
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168 print: "read: " . part . "\n"
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169 part != ""
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170 } do: {
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171 cur <- cur . part
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172 }
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173 os close: fd
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174 cur
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175 }
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176 }
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177
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178 getMove <- {
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179 os read: 0 1
3
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180 }
5
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181
8
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182 main <- :args {
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183 if: (args length) < 2 {
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184 print: "usage: sim filename\n"
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185 } else: {
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186 print: (args get: 1) . "\n"
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187 text <- readFile: (args get: 1)
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188 simState <- state fromStr: text
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189 while: { if: (simState ended) {false} else: {true} } do: {
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190 print: "step...\n"
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191 simState advance: (getMove: )
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192 }
5
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193 }
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194 }
8
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195
3
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196 }
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197 }