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| 1 | +#include "stdafx.h" |
| 2 | +#include "Lua/LuaDefs/Matrix2Defs.h" |
| 3 | +#include "Lua/LuaDefs.h" |
| 4 | +#include "Lua/LuaVM.h" |
| 5 | +#include "Lua/LuaArgReader.h" |
| 6 | +#include "Utils.h" |
| 7 | + |
| 8 | +extern const std::string g_matrix2Name("Matrix2"); |
| 9 | + |
| 10 | +std::vector<LuaPropDef> Matrix2Defs::ms_staticProps; |
| 11 | +std::vector<LuaMethodDef> Matrix2Defs::ms_staticMethods; |
| 12 | +std::vector<LuaMethodDef> Matrix2Defs::ms_metaMethods; |
| 13 | +std::vector<LuaPropDef> Matrix2Defs::ms_instanceProps; |
| 14 | +std::vector<LuaMethodDef> Matrix2Defs::ms_instanceMethods; |
| 15 | + |
| 16 | +void Matrix2Defs::Init() |
| 17 | +{ |
| 18 | + ms_staticProps.emplace_back("identity", GetIdentity, nullptr); |
| 19 | + ms_staticProps.emplace_back("zero", GetZero, nullptr); |
| 20 | + |
| 21 | + ms_metaMethods.emplace_back("__add", Add); |
| 22 | + ms_metaMethods.emplace_back("__sub", Subtract); |
| 23 | + ms_metaMethods.emplace_back("__div", Divide); |
| 24 | + ms_metaMethods.emplace_back("__mul", Multiply); |
| 25 | + ms_metaMethods.emplace_back("__len", GetDeterminant); |
| 26 | + |
| 27 | + ms_instanceProps.emplace_back("inverse", GetInverse, nullptr); |
| 28 | +} |
| 29 | + |
| 30 | +void Matrix2Defs::RegisterInVM(LuaVM *p_vm) |
| 31 | +{ |
| 32 | + p_vm->RegisterLuaClass(g_matrix2Name, Create, &ms_staticProps, &ms_staticMethods, &ms_metaMethods, &ms_instanceProps, &ms_instanceMethods); |
| 33 | + p_vm->RegisterFunction("isMatrix2", IsMatrix2); |
| 34 | +} |
| 35 | + |
| 36 | +int Matrix2Defs::Create(lua_State *p_state) |
| 37 | +{ |
| 38 | + LuaArgReader l_argReader(p_state); |
| 39 | + float l_val[4] = { 0.f }; |
| 40 | + l_argReader.Skip(); |
| 41 | + for(size_t i = 0U; i < 9U; i++) |
| 42 | + l_argReader.ReadNextNumber(l_val[i]); |
| 43 | + l_argReader.PushObject( |
| 44 | + new glm::mat2( |
| 45 | + l_val[0], l_val[1], |
| 46 | + l_val[2], l_val[3] |
| 47 | + ), g_matrix2Name, false |
| 48 | + ); |
| 49 | + return l_argReader.GetReturnValue(); |
| 50 | +} |
| 51 | + |
| 52 | +int Matrix2Defs::GetIdentity(lua_State *p_state) |
| 53 | +{ |
| 54 | + LuaArgReader l_argReader(p_state); |
| 55 | + l_argReader.PushObject(new glm::mat2(1.f), g_matrix2Name, false); |
| 56 | + return 1; |
| 57 | +} |
| 58 | +int Matrix2Defs::GetZero(lua_State *p_state) |
| 59 | +{ |
| 60 | + LuaArgReader l_argReader(p_state); |
| 61 | + l_argReader.PushObject(new glm::mat2(0.f), g_matrix2Name, false); |
| 62 | + return 1; |
| 63 | +} |
| 64 | + |
| 65 | +int Matrix2Defs::Add(lua_State *p_state) |
| 66 | +{ |
| 67 | + LuaArgReader l_argReader(p_state); |
| 68 | + glm::mat2 *l_matA = nullptr; |
| 69 | + glm::mat2 *l_matB = nullptr; |
| 70 | + l_argReader.ReadObject(l_matA, g_matrix2Name); |
| 71 | + l_argReader.ReadObject(l_matB, g_matrix2Name); |
| 72 | + if(!l_argReader.HasError()) |
| 73 | + l_argReader.PushObject(new glm::mat2(*l_matA + *l_matB), g_matrix2Name, false); |
| 74 | + else |
| 75 | + l_argReader.PushBoolean(false); |
| 76 | + |
| 77 | + l_argReader.LogError(); |
| 78 | + return 1; |
| 79 | +} |
| 80 | +int Matrix2Defs::Subtract(lua_State *p_state) |
| 81 | +{ |
| 82 | + LuaArgReader l_argReader(p_state); |
| 83 | + glm::mat2 *l_matA = nullptr; |
| 84 | + glm::mat2 *l_matB = nullptr; |
| 85 | + l_argReader.ReadObject(l_matA, g_matrix2Name); |
| 86 | + l_argReader.ReadObject(l_matB, g_matrix2Name); |
| 87 | + if(!l_argReader.HasError()) |
| 88 | + l_argReader.PushObject(new glm::mat2(*l_matA - *l_matB), g_matrix2Name, false); |
| 89 | + else |
| 90 | + l_argReader.PushBoolean(false); |
| 91 | + |
| 92 | + l_argReader.LogError(); |
| 93 | + return 1; |
| 94 | +} |
| 95 | +int Matrix2Defs::Divide(lua_State *p_state) |
| 96 | +{ |
| 97 | + LuaArgReader l_argReader(p_state); |
| 98 | + glm::mat2 *l_matA = nullptr; |
| 99 | + float l_val; |
| 100 | + l_argReader.ReadObject(l_matA, g_matrix2Name); |
| 101 | + l_argReader.ReadNumber(l_val); |
| 102 | + if(!l_argReader.HasError()) |
| 103 | + l_argReader.PushObject(new glm::mat2(*l_matA / l_val), g_matrix2Name, false); |
| 104 | + else |
| 105 | + l_argReader.PushBoolean(false); |
| 106 | + |
| 107 | + l_argReader.LogError(); |
| 108 | + return 1; |
| 109 | +} |
| 110 | +int Matrix2Defs::Multiply(lua_State *p_state) |
| 111 | +{ |
| 112 | + LuaArgReader l_argReader(p_state); |
| 113 | + |
| 114 | + if(l_argReader.IsNextNumber()) // Number * Matrix |
| 115 | + { |
| 116 | + float l_val; |
| 117 | + glm::mat2 *l_mat; |
| 118 | + l_argReader.ReadNumber(l_val); |
| 119 | + l_argReader.ReadObject(l_mat, g_matrix2Name); |
| 120 | + if(!l_argReader.HasError()) |
| 121 | + l_argReader.PushObject(new glm::mat2(*l_mat * l_val), g_matrix2Name, false); |
| 122 | + else |
| 123 | + l_argReader.PushBoolean(false); |
| 124 | + } |
| 125 | + else |
| 126 | + { |
| 127 | + // Matrix * <something> |
| 128 | + glm::mat2 *l_mat; |
| 129 | + l_argReader.ReadObject(l_mat, g_matrix2Name); |
| 130 | + if(l_argReader.IsNextNumber()) // Matrix * number |
| 131 | + { |
| 132 | + float l_val; |
| 133 | + l_argReader.ReadNumber(l_val); |
| 134 | + if(!l_argReader.HasError()) |
| 135 | + l_argReader.PushObject(new glm::mat2(*l_mat * l_val), g_matrix2Name, false); |
| 136 | + else |
| 137 | + l_argReader.PushBoolean(false); |
| 138 | + } |
| 139 | + else |
| 140 | + { |
| 141 | + // Matrix * Matrix |
| 142 | + glm::mat2 *l_matB = nullptr; |
| 143 | + l_argReader.ReadObject(l_matB, g_matrix2Name); |
| 144 | + if(!l_argReader.HasError()) |
| 145 | + l_argReader.PushObject(new glm::mat2(*l_mat * *l_matB), g_matrix2Name, false); |
| 146 | + else |
| 147 | + l_argReader.PushBoolean(false); |
| 148 | + } |
| 149 | + } |
| 150 | + |
| 151 | + l_argReader.LogError(); |
| 152 | + return 1; |
| 153 | +} |
| 154 | + |
| 155 | +int Matrix2Defs::GetDeterminant(lua_State *p_state) |
| 156 | +{ |
| 157 | + LuaArgReader l_argReader(p_state); |
| 158 | + glm::mat2 *l_mat = nullptr; |
| 159 | + l_argReader.ReadObject(l_mat, g_matrix2Name); |
| 160 | + if(!l_argReader.HasError()) |
| 161 | + l_argReader.PushNumber(glm::determinant(*l_mat)); |
| 162 | + else |
| 163 | + l_argReader.PushBoolean(false); |
| 164 | + |
| 165 | + l_argReader.LogError(); |
| 166 | + return 1; |
| 167 | +} |
| 168 | + |
| 169 | +int Matrix2Defs::GetInverse(lua_State *p_state) |
| 170 | +{ |
| 171 | + LuaArgReader l_argReader(p_state); |
| 172 | + glm::mat2 *l_mat = nullptr; |
| 173 | + l_argReader.ReadObject(l_mat, g_matrix2Name); |
| 174 | + if(!l_argReader.HasError()) |
| 175 | + l_argReader.PushObject(new glm::mat2(glm::inverse(*l_mat)), g_matrix2Name, false); |
| 176 | + else |
| 177 | + l_argReader.PushBoolean(false); |
| 178 | + |
| 179 | + l_argReader.LogError(); |
| 180 | + return 1; |
| 181 | +} |
| 182 | + |
| 183 | +int Matrix2Defs::IsMatrix2(lua_State *p_state) |
| 184 | +{ |
| 185 | + LuaArgReader l_argReader(p_state); |
| 186 | + glm::mat2 *l_mat = nullptr; |
| 187 | + l_argReader.ReadNextObject(l_mat, g_matrix2Name); |
| 188 | + l_argReader.PushBoolean(l_mat != nullptr); |
| 189 | + return l_argReader.GetReturnValue(); |
| 190 | +} |
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