2 Copyright (C) 1999-2007 id Software, Inc. and contributors.
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3 For a list of contributors, see the accompanying CONTRIBUTORS file.
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5 This file is part of GtkRadiant.
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7 GtkRadiant is free software; you can redistribute it and/or modify
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8 it under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 2 of the License, or
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10 (at your option) any later version.
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12 GtkRadiant is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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17 You should have received a copy of the GNU General Public License
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18 along with GtkRadiant; if not, write to the Free Software
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19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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24 #include "entity_entitymodel.h"
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27 // CEntityEclassModel implementation
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30 CEntityEclassModel::CEntityEclassModel ()
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35 VectorSet(m_translate, 0,0,0);
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36 VectorSet(m_euler, 0,0,0);
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37 VectorSet(m_scale, 1,1,1);
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38 VectorSet(m_pivot, 0,0,0);
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39 m4x4_identity(m_transform);
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40 m4x4_identity(m_inverse_transform);
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43 CEntityEclassModel::~CEntityEclassModel ()
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45 if(m_name.c_str()[0] != '\0'
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46 && m_version.c_str()[0] != '\0')
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47 GetModelCache()->DeleteByID(m_name.c_str(), m_version.c_str());
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53 void CEntityEclassModel::Draw(int state, int rflags) const
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55 // push the current modelview matrix
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56 // FIXME: put in a check for stack recursion depth..
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57 // or avoid recursion of opengl matrix stack
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58 g_QglTable.m_pfn_qglPushMatrix();
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59 // apply the parent-to-local transform
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60 g_QglTable.m_pfn_qglMultMatrixf(m_transform);
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63 if(m_model && m_model->pRender)
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65 m_model->pRender->Draw(state, rflags);
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68 g_QglTable.m_pfn_qglPopMatrix();
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73 bool CEntityEclassModel::TestRay(const ray_t *ray, vec_t *dist) const
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75 vec_t dist_start = *dist;
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76 vec_t dist_local = *dist;
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77 ray_t ray_local = *ray;
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79 if (aabb_intersect_ray(&m_BBox, &ray_local, &dist_local))
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81 return *dist < dist_start;
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87 void CEntityEclassModel::Translate(const vec3_t translation)
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89 VectorIncrement(translation, m_translate);
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93 void CEntityEclassModel::Rotate(const vec3_t pivot, const vec3_t rotation)
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95 m4x4_t rotation_matrix;
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97 m4x4_identity(rotation_matrix);
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98 m4x4_pivoted_rotate_by_vec3(rotation_matrix, rotation, eXYZ, pivot);
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99 m4x4_transform_point(rotation_matrix, m_translate);
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101 VectorIncrement(rotation, m_euler);
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103 UpdateCachedData();
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106 void CEntityEclassModel::OnKeyValueChanged(entity_t *e, const char *key, const char* value)
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108 if(strcmp(key,"origin") == 0)
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110 sscanf(value, "%f %f %f", &m_translate[0], &m_translate[1], &m_translate[2]);
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111 UpdateCachedData();
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113 else if(strcmp(key,"angle") == 0)
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115 VectorSet(m_euler, 0, 0, (float) atof(value));
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116 UpdateCachedData();
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120 void CEntityEclassModel::SetEclass(const eclass_t* eclass)
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125 void CEntityEclassModel::SetName(const char *name)
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127 if(strcmp(m_name.c_str(), name) == 0)
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130 if(m_name.c_str()[0] != '\0'
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131 && m_version.c_str()[0] != '\0')
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132 GetModelCache()->DeleteByID(m_name.c_str(), m_version.c_str());
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137 if(m_name.c_str()[0] != '\0')
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139 const char* dot = strrchr(m_name.c_str(), '.');
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143 m_model = GetModelCache()->GetByID(m_name.c_str(), m_version.c_str());
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147 UpdateCachedData();
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151 // CEntityEclassModel
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156 void CEntityEclassModel::UpdateCachedData()
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160 aabb_clear(&aabb_temp);
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162 m4x4_identity(m_transform);
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163 m4x4_pivoted_transform_by_vec3(m_transform, m_translate, m_euler, eXYZ, m_scale, m_pivot);
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164 memcpy(m_inverse_transform, m_transform, sizeof(m4x4_t));
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165 if(m4x4_invert(m_inverse_transform) == 1) {
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166 Sys_Printf("ERROR: Singular Matrix, cannot invert");
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170 aabb_construct_for_vec3(&aabb_temp, m_eclass->mins, m_eclass->maxs);
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172 VectorSet(aabb_temp.extents, 8, 8, 8);
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174 aabb_for_transformed_aabb(&m_BBox, &aabb_temp, m_transform);
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