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annotate src/sim.tp @ 8:5941e6b3684c

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Read map file in simulator
author Mike Pavone <pavone@retrodev.com>
date Sat, 14 Jul 2012 01:42:05 -0700
parents 86cdb799f950
children 66ea6fdd3fcb
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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 cellType <- #{
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15 robot <- ("R" byte: 0)
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16 wall <- ("#" byte: 0)
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17 rock <- ("*" byte: 0)
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18 lambda <- ("\\" byte: 0)
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19 closedlift <- ("L" byte: 0)
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20 openlift <- ("O" byte: 0)
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21 earth <- ("." byte: 0)
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22 empty <- (" " byte: 0)
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23 newline <- ("\n" byte: 0)
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24 }
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25
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26 state <- #{
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27 new <- :in_grid in_width in_height {
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28 next_grid <- #[]
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29 foreach: in_grid :index el{
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30 next_grid append: el
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31 }
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32 #{
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33 grid <- in_grid
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34 width <- in_width
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35 height <- in_height
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36 address <- :x y { x + y * width }
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37 setCell <- :x y cell {
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38 grid set: (address: x y) cell
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39 }
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40 getCell <- :x y {
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41 grid get: (address: x y)
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42 }
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43 collected <- 0
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44 moves <- 0
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45 ended <- false
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46 doMove <- :roboMove {
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47 ended <- roboMove = "A"
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48 }
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49 advance <- :roboMove {
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50 doMove: roboMove
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51 moves <- moves + 1
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52 self
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53 }
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54
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55 }
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56 }
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57 fromStr <- :str {
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58 strLen <- str byte_length:
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59 index <- 0
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60 maxRow <- 0
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61 curRow <- 0
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62 while: {index < strLen} do: {
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63 curByte <- str byte: index
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64 if: curByte = (cellType newline) {
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65 maxRow <- if: curRow > maxRow {curRow} else: {maxRow}
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66 } else: {
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67 curRow = curRow + 1
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68 }
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69 }
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70 grid <- #[ ("#" byte: 0) ("#" byte: 0) ("#" byte: 0) ( "#" byte: 0) (" " byte: 0) ("#" byte: 0) ( "#" byte: 0) ("#" byte: 0) ("#" byte: 0)]
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71 fresh <- new: grid 3 3
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72 fresh
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73 }
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74 }
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75
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76 testMoves <- {
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77 myStep <- 0
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78 {
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79 print: (string: myStep)
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80 myStep <- myStep + 1
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81 if: myStep > 5 {"A"} else: {"W"}
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82 }
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83 }
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84
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85 readFile <- :path {
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86 fd <- os open: path (os O_RDONLY)
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87 print: "fd: " . fd . "\n"
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88 if: fd < 0 { "" } else: {
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89 cur <- ""
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90 part <- ""
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91 while: {
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92 part <- os read: fd 128
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93 print: "read: " . part . "\n"
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94 part != ""
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95 } do: {
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96 cur <- cur . part
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97 }
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98 os close: fd
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99 cur
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100 }
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101 }
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102
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103 getMove <- {
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104 os read: 0 1
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105 }
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106
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107 main <- :args {
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108 if: (args length) < 2 {
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109 print: "usage: sim filename\n"
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110 } else: {
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111 print: (args get: 1) . "\n"
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112 text <- readFile: (args get: 1)
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113 simState <- state fromStr: text
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114 while: { if: (simState ended) {false} else: {true} } do: {
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115 print: "step...\n"
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116 simState advance: (getMove: )
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117 }
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118 }
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119 }
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120
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121 }