2 Copyright (C) 1999-2007 id Software, Inc. and contributors.
3 For a list of contributors, see the accompanying CONTRIBUTORS file.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #include "entity_entitymodel.h"
27 // CEntityEclassModel implementation
30 CEntityEclassModel::CEntityEclassModel (){
34 VectorSet( m_translate, 0,0,0 );
35 VectorSet( m_euler, 0,0,0 );
36 VectorSet( m_scale, 1,1,1 );
37 VectorSet( m_pivot, 0,0,0 );
38 m4x4_identity( m_transform );
39 m4x4_identity( m_inverse_transform );
42 CEntityEclassModel::~CEntityEclassModel (){
43 if ( m_name.c_str()[0] != '\0'
44 && m_version.c_str()[0] != '\0' ) {
45 GetModelCache()->DeleteByID( m_name.c_str(), m_version.c_str() );
52 void CEntityEclassModel::Draw( int state, int rflags ) const {
53 // push the current modelview matrix
54 // FIXME: put in a check for stack recursion depth..
55 // or avoid recursion of opengl matrix stack
56 g_QglTable.m_pfn_qglPushMatrix();
57 // apply the parent-to-local transform
58 g_QglTable.m_pfn_qglMultMatrixf( m_transform );
61 if ( m_model && m_model->pRender ) {
62 m_model->pRender->Draw( state, rflags );
65 g_QglTable.m_pfn_qglPopMatrix();
70 bool CEntityEclassModel::TestRay( const ray_t *ray, vec_t *dist ) const {
71 vec_t dist_start = *dist;
72 vec_t dist_local = *dist;
73 ray_t ray_local = *ray;
75 if ( aabb_intersect_ray( &m_BBox, &ray_local, &dist_local ) ) {
78 return *dist < dist_start;
84 void CEntityEclassModel::Translate( const vec3_t translation ){
85 VectorIncrement( translation, m_translate );
89 void CEntityEclassModel::Rotate( const vec3_t pivot, const vec3_t rotation ){
90 m4x4_t rotation_matrix;
92 m4x4_identity( rotation_matrix );
93 m4x4_pivoted_rotate_by_vec3( rotation_matrix, rotation, eXYZ, pivot );
94 m4x4_transform_point( rotation_matrix, m_translate );
96 VectorIncrement( rotation, m_euler );
101 void CEntityEclassModel::OnKeyValueChanged( entity_t *e, const char *key, const char* value ){
102 if ( strcmp( key,"origin" ) == 0 ) {
103 sscanf( value, "%f %f %f", &m_translate[0], &m_translate[1], &m_translate[2] );
106 else if ( strcmp( key,"angle" ) == 0 ) {
107 VectorSet( m_euler, 0, 0, (float) atof( value ) );
112 void CEntityEclassModel::SetEclass( const eclass_t* eclass ){
116 void CEntityEclassModel::SetName( const char *name ){
117 if ( strcmp( m_name.c_str(), name ) == 0 ) {
121 if ( m_name.c_str()[0] != '\0'
122 && m_version.c_str()[0] != '\0' ) {
123 GetModelCache()->DeleteByID( m_name.c_str(), m_version.c_str() );
129 if ( m_name.c_str()[0] != '\0' ) {
130 const char* dot = strrchr( m_name.c_str(), '.' );
133 m_model = GetModelCache()->GetByID( m_name.c_str(), m_version.c_str() );
141 // CEntityEclassModel
146 void CEntityEclassModel::UpdateCachedData(){
149 aabb_clear( &aabb_temp );
151 m4x4_identity( m_transform );
152 m4x4_pivoted_transform_by_vec3( m_transform, m_translate, m_euler, eXYZ, m_scale, m_pivot );
153 memcpy( m_inverse_transform, m_transform, sizeof( m4x4_t ) );
154 if ( m4x4_invert( m_inverse_transform ) == 1 ) {
155 Sys_Printf( "ERROR: Singular Matrix, cannot invert" );
159 aabb_construct_for_vec3( &aabb_temp, m_eclass->mins, m_eclass->maxs );
162 VectorSet( aabb_temp.extents, 8, 8, 8 );
165 aabb_for_transformed_aabb( &m_BBox, &aabb_temp, m_transform );