[1419] | 1 | %{ |
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| 2 | // |
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[1510] | 3 | // Lol Engine |
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[1419] | 4 | // |
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[1510] | 5 | // Copyright: (c) 2010-2012 Sam Hocevar <sam@hocevar.net> |
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| 6 | // (c) 2009-2012 Cédric Lecacheur <jordx@free.fr> |
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[1423] | 7 | // (c) 2009-2012 Benjamin Huet <huet.benjamin@gmail.com> |
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[1510] | 8 | // This program is free software; you can redistribute it and/or |
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| 9 | // modify it under the terms of the Do What The Fuck You Want To |
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| 10 | // Public License, Version 2, as published by Sam Hocevar. See |
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| 11 | // http://sam.zoy.org/projects/COPYING.WTFPL for more details. |
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[1419] | 12 | // |
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[1415] | 13 | |
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[1418] | 14 | #if defined HAVE_CONFIG_H |
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| 15 | # include "config.h" |
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| 16 | #endif |
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| 17 | |
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| 18 | #include "core.h" |
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[1510] | 19 | #include "easymesh/easymesh.h" |
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[1418] | 20 | |
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[1510] | 21 | #include <string> |
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[1418] | 22 | |
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| 23 | %} |
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| 24 | |
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| 25 | %require "2.3" |
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| 26 | %debug |
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| 27 | %defines |
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[1415] | 28 | %skeleton "lalr1.cc" |
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[1510] | 29 | %name-prefix="lol" |
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| 30 | %define parser_class_name "EasyMeshParser" |
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[1415] | 31 | %locations |
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[1510] | 32 | %parse-param { class EasyMeshCompiler& mc } |
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[1418] | 33 | %error-verbose |
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| 34 | |
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[1415] | 35 | %union |
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| 36 | { |
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| 37 | float fval; |
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[1432] | 38 | /* Can't use uin32_t here for some reason */ |
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| 39 | unsigned u32val; |
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[1415] | 40 | struct { float f0, f1, f2, f3, f4, f5, f6, f7; } args; |
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| 41 | } |
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| 42 | |
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[1419] | 43 | %start mesh_description |
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| 44 | |
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[1418] | 45 | %token T_COLOR T_BGCOLOR |
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[1415] | 46 | |
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| 47 | %token T_TRANSLATEX T_ROTATEX T_TAPERX T_SCALEX T_MIRRORX |
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| 48 | %token T_TRANSLATEY T_ROTATEY T_TAPERY T_SCALEY T_MIRRORY |
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| 49 | %token T_TRANSLATEZ T_ROTATEZ T_TAPERZ T_SCALEZ T_MIRRORZ |
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| 50 | %token T_TRANSLATE T_SCALE |
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[1506] | 51 | %token T_CHAMFER |
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[1415] | 52 | |
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[1619] | 53 | %token T_CYLINDER T_BOX T_SMOOTHCHAMFBOX T_FLATCHAMFBOX T_SPHERE T_CAPSULE |
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| 54 | %token T_STAR T_EXPANDEDSTAR T_DISC T_TRIANGLE T_QUAD T_COG |
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[1415] | 55 | |
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| 56 | %token T_END 0 |
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[1442] | 57 | %token T_ERROR |
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[1415] | 58 | |
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| 59 | %token <fval> NUMBER |
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[1430] | 60 | %token <u32val> COLOR |
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[1415] | 61 | |
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| 62 | %type <fval> number |
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| 63 | %type <args> args1 args2 args3 args4 args5 args6 args7 args8 |
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| 64 | |
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[1418] | 65 | %{ |
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[1510] | 66 | #include "easymesh/easymesh-compiler.h" |
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[1415] | 67 | |
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[1418] | 68 | #undef yylex |
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[1422] | 69 | #define yylex mc.m_lexer->lex |
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[1418] | 70 | %} |
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| 71 | |
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[1419] | 72 | %% |
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[1418] | 73 | |
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[1415] | 74 | mesh_description: |
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[1434] | 75 | mesh_expression_list T_END |
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[1415] | 76 | ; |
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| 77 | |
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[1434] | 78 | mesh_expression_list: |
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| 79 | mesh_expression |
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| 80 | | mesh_expression mesh_expression_list |
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| 81 | ; |
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| 82 | |
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| 83 | mesh_expression: |
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| 84 | mesh_command_list |
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| 85 | | mesh_open mesh_expression_list mesh_close |
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| 86 | ; |
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| 87 | |
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| 88 | mesh_open: |
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| 89 | '[' { mc.m_mesh.OpenBrace(); } |
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| 90 | ; |
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| 91 | |
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| 92 | mesh_close: |
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| 93 | ']' { mc.m_mesh.CloseBrace(); } |
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| 94 | ; |
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| 95 | |
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[1415] | 96 | mesh_command_list: |
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| 97 | mesh_command |
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[1434] | 98 | | mesh_command_list mesh_command |
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[1415] | 99 | ; |
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| 100 | |
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| 101 | mesh_command: |
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[1442] | 102 | color_command |
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[1415] | 103 | | transform_command |
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| 104 | | primitive_command |
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| 105 | ; |
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| 106 | |
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| 107 | color_command: |
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[1422] | 108 | T_COLOR args4 { mc.m_mesh.SetCurColor(vec4($2.f0, $2.f1, $2.f2, $2.f3)); } |
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[1495] | 109 | | T_COLOR COLOR { uint32_t x = $2; |
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| 110 | vec4 v(x >> 24, (x >> 16) & 0xff, (x >> 8) & 0xff, x & 0xff); |
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| 111 | mc.m_mesh.SetCurColor(vec4(v) * (1. / 255)); } |
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[1422] | 112 | | T_BGCOLOR args4 { mc.m_mesh.SetCurColor2(vec4($2.f0, $2.f1, $2.f2, $2.f3)); } |
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[1495] | 113 | | T_BGCOLOR COLOR { uint32_t x = $2; |
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| 114 | vec4 v(x >> 24, (x >> 16) & 0xff, (x >> 8) & 0xff, x & 0xff); |
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| 115 | mc.m_mesh.SetCurColor2(vec4(v) * (1. / 255)); } |
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[1415] | 116 | ; |
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| 117 | |
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| 118 | transform_command: |
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[1506] | 119 | T_CHAMFER args1 { mc.m_mesh.Chamfer($2.f0); } |
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| 120 | | T_TRANSLATEX args1 { mc.m_mesh.Translate(vec3($2.f0, 0, 0)); } |
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[1422] | 121 | | T_TRANSLATEY args1 { mc.m_mesh.Translate(vec3(0, $2.f0, 0)); } |
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| 122 | | T_TRANSLATEZ args1 { mc.m_mesh.Translate(vec3(0, 0, $2.f0)); } |
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| 123 | | T_TRANSLATE args3 { mc.m_mesh.Translate(vec3($2.f0, $2.f1, $2.f2)); } |
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| 124 | | T_ROTATEX args1 { mc.m_mesh.RotateX($2.f0); } |
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| 125 | | T_ROTATEY args1 { mc.m_mesh.RotateY($2.f0); } |
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| 126 | | T_ROTATEZ args1 { mc.m_mesh.RotateZ($2.f0); } |
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| 127 | | T_TAPERX args3 { mc.m_mesh.TaperX($2.f0, $2.f1, $2.f2); } |
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| 128 | | T_TAPERY args3 { mc.m_mesh.TaperY($2.f0, $2.f1, $2.f2); } |
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| 129 | | T_TAPERZ args3 { mc.m_mesh.TaperZ($2.f0, $2.f1, $2.f2); } |
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| 130 | | T_SCALEX args1 { mc.m_mesh.Scale(vec3($2.f0, 0, 0)); } |
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| 131 | | T_SCALEY args1 { mc.m_mesh.Scale(vec3(0, $2.f0, 0)); } |
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| 132 | | T_SCALEZ args1 { mc.m_mesh.Scale(vec3(0, 0, $2.f0)); } |
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| 133 | | T_SCALE args3 { mc.m_mesh.Scale(vec3($2.f0, $2.f1, $2.f2)); } |
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| 134 | | T_MIRRORX { mc.m_mesh.MirrorX(); } |
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| 135 | | T_MIRRORY { mc.m_mesh.MirrorY(); } |
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| 136 | | T_MIRRORZ { mc.m_mesh.MirrorZ(); } |
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[1415] | 137 | ; |
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| 138 | |
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| 139 | primitive_command: |
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[1422] | 140 | T_CYLINDER args6 { mc.m_mesh.AppendCylinder((int)$2.f0, $2.f1, |
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[1415] | 141 | $2.f2, $2.f3, |
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| 142 | (int)$2.f4, (int)$2.f5); } |
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[1422] | 143 | | T_BOX args3 { mc.m_mesh.AppendBox(vec3($2.f0, $2.f1, $2.f2)); } |
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| 144 | | T_SMOOTHCHAMFBOX args4 { mc.m_mesh.AppendSmoothChamfBox(vec3($2.f0, $2.f1, |
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[1415] | 145 | $2.f2), $2.f3); } |
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[1422] | 146 | | T_FLATCHAMFBOX args4 { mc.m_mesh.AppendFlatChamfBox(vec3($2.f0, $2.f1, |
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[1415] | 147 | $2.f2), $2.f3); } |
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[1422] | 148 | | T_SPHERE args4 { mc.m_mesh.AppendSphere($2.f0, |
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[1415] | 149 | vec3($2.f1, $2.f2, $2.f3)); } |
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[1619] | 150 | | T_CAPSULE args3 { mc.m_mesh.AppendCapsule($2.f0, $2.f1, $2.f2); } |
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[1422] | 151 | | T_STAR args5 { mc.m_mesh.AppendStar((int)$2.f0, $2.f1, $2.f2, |
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[1415] | 152 | (int)$2.f3, (int)$2.f4); } |
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[1422] | 153 | | T_EXPANDEDSTAR args4 { mc.m_mesh.AppendExpandedStar((int)$2.f0, $2.f1, |
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[1415] | 154 | $2.f2, $2.f3); } |
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[1422] | 155 | | T_DISC args3 { mc.m_mesh.AppendDisc((int)$2.f0, $2.f1, (int)$2.f2); } |
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| 156 | | T_TRIANGLE args2 { mc.m_mesh.AppendSimpleTriangle($2.f0, (int)$2.f1); } |
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| 157 | | T_QUAD args2 { mc.m_mesh.AppendSimpleQuad($2.f0, (int)$2.f1); } |
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| 158 | | T_COG args8 { mc.m_mesh.AppendCog((int)$2.f0, $2.f1, $2.f2, $2.f3, |
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[1415] | 159 | $2.f4, $2.f5, $2.f6, (int)$2.f7); } |
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| 160 | ; |
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| 161 | |
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| 162 | args1: number { $$.f0 = $1; } ; |
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[1434] | 163 | args2: args1 number { $$ = $1; $$.f1 = $2; } ; |
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| 164 | args3: args2 number { $$ = $1; $$.f2 = $2; } ; |
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| 165 | args4: args3 number { $$ = $1; $$.f3 = $2; } ; |
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| 166 | args5: args4 number { $$ = $1; $$.f4 = $2; } ; |
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| 167 | args6: args5 number { $$ = $1; $$.f5 = $2; } ; |
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| 168 | args7: args6 number { $$ = $1; $$.f6 = $2; } ; |
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| 169 | args8: args7 number { $$ = $1; $$.f7 = $2; } ; |
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[1415] | 170 | |
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| 171 | number: |
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| 172 | NUMBER { $$ = $1; } |
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| 173 | | '-' number { $$ = -$2; } |
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| 174 | ; |
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| 175 | |
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[1419] | 176 | %% |
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[1415] | 177 | |
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[1510] | 178 | void lol::EasyMeshParser::error(const EasyMeshParser::location_type& l, |
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[1418] | 179 | const std::string& m) |
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[1415] | 180 | { |
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[1422] | 181 | mc.Error(l, m); |
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[1415] | 182 | } |
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[1419] | 183 | |
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