--- /dev/null
+/*
+ Copyright (C) 2001-2006, William Joseph.
+ Copyright (C) 2010-2014 COR Entertainment, LLC.
+ All Rights Reserved.
+
+ This file is part of GtkRadiant.
+
+ GtkRadiant is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ GtkRadiant is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with GtkRadiant; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "iqm.h"
+
+#include "ifilesystem.h"
+#include "imodel.h"
+
+#include "imagelib.h"
+#include "bytestreamutils.h"
+
+#include "../md3model/model.h"
+
+typedef unsigned char byte;
+
+/*
+ ========================================================================
+
+ .IQM triangle model file format
+
+ ========================================================================
+ */
+
+typedef struct {
+ float s;
+ float t;
+} iqmSt_t;
+
+void istream_read_iqmSt( PointerInputStream &inputStream, iqmSt_t &st ){
+ st.s = istream_read_float32_le( inputStream );
+ st.t = istream_read_float32_le( inputStream );
+}
+
+typedef struct {
+ unsigned int indices[3];
+} iqmTriangle_t;
+
+void istream_read_iqmTriangle( PointerInputStream &inputStream, iqmTriangle_t &triangle ){
+ triangle.indices[0] = istream_read_int32_le( inputStream );
+ triangle.indices[1] = istream_read_int32_le( inputStream );
+ triangle.indices[2] = istream_read_int32_le( inputStream );
+}
+
+typedef struct {
+ float v[3];
+} iqmPos_t;
+
+void istream_read_iqmPos( PointerInputStream &inputStream, iqmPos_t &iqmPos ){
+ iqmPos.v[0] = istream_read_float32_le( inputStream );
+ iqmPos.v[1] = istream_read_float32_le( inputStream );
+ iqmPos.v[2] = istream_read_float32_le( inputStream );
+}
+
+const int IQM_POSITION = 0;
+const int IQM_TEXCOORD = 1;
+const int IQM_NORMAL = 2;
+const int IQM_TANGENT = 3;
+const int IQM_BLENDINDEXES = 4;
+const int IQM_BLENDWEIGHTS = 5;
+const int IQM_COLOR = 6;
+const int IQM_CUSTOM = 0x10;
+
+const int IQM_BYTE = 0;
+const int IQM_UBYTE = 1;
+const int IQM_SHORT = 2;
+const int IQM_USHORT = 3;
+const int IQM_INT = 4;
+const int IQM_UINT = 5;
+const int IQM_HALF = 6;
+const int IQM_FLOAT = 7;
+const int IQM_DOUBLE = 8;
+
+// animflags
+const int IQM_LOOP = 1;
+
+typedef struct iqmHeader_s {
+ byte id[16];
+ unsigned int version;
+ unsigned int filesize;
+ unsigned int flags;
+ unsigned int num_text, ofs_text;
+ unsigned int num_meshes, ofs_meshes;
+ unsigned int num_vertexarrays, num_vertexes, ofs_vertexarrays;
+ unsigned int num_triangles, ofs_triangles, ofs_neighbors;
+ unsigned int num_joints, ofs_joints;
+ unsigned int num_poses, ofs_poses;
+ unsigned int num_anims, ofs_anims;
+ unsigned int num_frames, num_framechannels, ofs_frames, ofs_bounds;
+ unsigned int num_comment, ofs_comment;
+ unsigned int num_extensions, ofs_extensions;
+} iqmHeader_t;
+
+void istream_read_iqmHeader( PointerInputStream &inputStream, iqmHeader_t &header ){
+ inputStream.read( header.id, 16 );
+#define READINT( x ) header.x = istream_read_int32_le( inputStream );
+ READINT( version )
+ READINT( filesize )
+ READINT( flags )
+ READINT( num_text )
+ READINT( ofs_text )
+ READINT( num_meshes )
+ READINT( ofs_meshes )
+ READINT( num_vertexarrays )
+ READINT( num_vertexes )
+ READINT( ofs_vertexarrays )
+ READINT( num_triangles )
+ READINT( ofs_triangles )
+ READINT( ofs_neighbors )
+ READINT( num_joints )
+ READINT( ofs_joints )
+ READINT( num_frames )
+ READINT( num_framechannels )
+ READINT( ofs_frames )
+ READINT( ofs_bounds )
+ READINT( num_comment )
+ READINT( ofs_comment )
+ READINT( num_extensions )
+ READINT( ofs_extensions )
+#undef READINT
+}
+
+typedef struct iqmmesh_s {
+ unsigned int name;
+ unsigned int material;
+ unsigned int first_vertex;
+ unsigned int num_vertexes;
+ unsigned int first_triangle;
+ unsigned int num_triangles;
+} iqmmesh_t;
+
+void istream_read_iqmMesh( PointerInputStream &inputStream, iqmmesh_t &iqmmesh ){
+#define READUINT( x ) iqmmesh.x = istream_read_uint32_le( inputStream );
+ READUINT( name )
+ READUINT( material )
+ READUINT( first_vertex )
+ READUINT( num_vertexes )
+ READUINT( first_triangle )
+ READUINT( num_triangles )
+#undef READUINT
+}
+
+typedef struct iqmvertexarray_s {
+ unsigned int type;
+ unsigned int flags;
+ unsigned int format;
+ unsigned int size;
+ unsigned int offset;
+} iqmvertexarray_t;
+
+void istream_read_iqmVertexarray( PointerInputStream &inputStream, iqmvertexarray_t &vertexarray ){
+#define READINT( x ) vertexarray.x = istream_read_int32_le( inputStream );
+ READINT( type )
+ READINT( flags )
+ READINT( format )
+ READINT( size )
+ READINT( offset )
+#undef READINT
+}
+
+ArbitraryMeshVertex IQMVertex_construct( const iqmPos_t *pos, const iqmPos_t *norm, const iqmSt_t *st ){
+ return ArbitraryMeshVertex(
+ Vertex3f( pos->v[0], pos->v[1], pos->v[2] ),
+ Normal3f( norm->v[0], norm->v[1], norm->v[2] ),
+ TexCoord2f( st->s, st->t )
+ );
+}
+
+void IQMSurface_read( Model &model, const byte *buffer, ArchiveFile &file ){
+ iqmHeader_t header;
+ {
+ PointerInputStream inputStream( buffer );
+ istream_read_iqmHeader( inputStream, header );
+ }
+
+ int ofs_position = -1, ofs_st = -1, ofs_normal = -1;
+ PointerInputStream vaStream( buffer + header.ofs_vertexarrays );
+ for ( unsigned int i = 0; i < header.num_vertexarrays; i++ ) {
+ iqmvertexarray_t va;
+ istream_read_iqmVertexarray( vaStream, va );
+
+ switch ( va.type ) {
+ case IQM_POSITION:
+ if ( va.format == IQM_FLOAT && va.size == 3 ) {
+ ofs_position = va.offset;
+ }
+ break;
+ case IQM_TEXCOORD:
+ if ( va.format == IQM_FLOAT && va.size == 2 ) {
+ ofs_st = va.offset;
+ }
+ break;
+ case IQM_NORMAL:
+ if ( va.format == IQM_FLOAT && va.size == 3 ) {
+ ofs_normal = va.offset;
+ }
+ break;
+ }
+ }
+
+ PointerInputStream posStream( buffer + ofs_position );
+ Array<iqmPos_t> iqmPos( header.num_vertexes );
+ for ( Array<iqmPos_t>::iterator i = iqmPos.begin(); i != iqmPos.end(); ++i ) {
+ istream_read_iqmPos( posStream, *i );
+ }
+
+ PointerInputStream normStream( buffer + ofs_normal );
+ Array<iqmPos_t> iqmNorm( header.num_vertexes );
+ for ( Array<iqmPos_t>::iterator i = iqmNorm.begin(); i != iqmNorm.end(); ++i ) {
+ istream_read_iqmPos( normStream, *i );
+ }
+
+ Array<iqmSt_t> iqmSt( header.num_vertexes );
+ PointerInputStream stStream( buffer + ofs_st );
+ for ( Array<iqmSt_t>::iterator i = iqmSt.begin(); i != iqmSt.end(); ++i ) {
+ istream_read_iqmSt( stStream, *i );
+ }
+
+ PointerInputStream iqmMesh( buffer + header.ofs_meshes );
+ for ( unsigned int m = 0; m < header.num_meshes; m++ ) {
+ Surface &surface = model.newSurface();
+
+ iqmmesh_t iqmmesh;
+ istream_read_iqmMesh( iqmMesh, iqmmesh );
+
+ bool material_found = false;
+ // if not malformed data neither missing string
+ if ( iqmmesh.material <= header.num_text && iqmmesh.material > 0 ) {
+ char *material;
+ material = (char*) buffer + header.ofs_text + iqmmesh.material;
+
+ if ( material[0] != '\0' ) {
+ surface.setShader( material );
+ material_found = true;
+ }
+ }
+
+ if ( !material_found ) {
+ // empty string will trigger "textures/shader/notex" on display
+ surface.setShader( "" );
+ }
+
+ UniqueVertexBuffer<ArbitraryMeshVertex> inserter( surface.vertices() );
+ inserter.reserve( iqmmesh.num_vertexes );
+
+ surface.indices().reserve( iqmmesh.num_vertexes );
+
+ unsigned int triangle_offset = header.ofs_triangles + iqmmesh.first_triangle * sizeof( iqmTriangle_t );
+ PointerInputStream triangleStream( buffer + triangle_offset );
+ for ( unsigned int i = 0; i < iqmmesh.num_triangles; ++i ) {
+ iqmTriangle_t triangle;
+ istream_read_iqmTriangle( triangleStream, triangle );
+ for ( int j = 0; j < 3; j++ ) {
+ surface.indices().insert( inserter.insert( IQMVertex_construct(
+ &iqmPos[triangle.indices[j]],
+ &iqmNorm[triangle.indices[j]],
+ &iqmSt[triangle.indices[j]] ) ) );
+ }
+ }
+
+ surface.updateAABB();
+ }
+}
+
+void IQMModel_read( Model &model, const byte *buffer, ArchiveFile &file ){
+ IQMSurface_read( model, buffer, file );
+ model.updateAABB();
+}
+
+scene::Node &IQMModel_new( const byte *buffer, ArchiveFile &file ){
+ ModelNode *modelNode = new ModelNode();
+ IQMModel_read( modelNode->model(), buffer, file );
+ return modelNode->node();
+}
+
+scene::Node &IQMModel_default(){
+ ModelNode *modelNode = new ModelNode();
+ Model_constructNull( modelNode->model() );
+ return modelNode->node();
+}
+
+scene::Node &IQMModel_fromBuffer( unsigned char *buffer, ArchiveFile &file ){
+ if ( memcmp( buffer, "INTERQUAKEMODEL", 16 ) ) {
+ globalErrorStream() << "IQM read error: incorrect ident\n";
+ return IQMModel_default();
+ }
+ else {
+ return IQMModel_new( buffer, file );
+ }
+}
+
+scene::Node &loadIQMModel( ArchiveFile &file ){
+ ScopedArchiveBuffer buffer( file );
+ return IQMModel_fromBuffer( buffer.buffer, file );
+}
--- /dev/null
+/*
+ Copyright (C) 2001-2006, William Joseph.
+ All Rights Reserved.
+
+ This file is part of GtkRadiant.
+
+ GtkRadiant is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ GtkRadiant is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with GtkRadiant; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "plugin.h"
+
+#include "iscenegraph.h"
+#include "irender.h"
+#include "iselection.h"
+#include "iimage.h"
+#include "imodel.h"
+#include "igl.h"
+#include "ifilesystem.h"
+#include "iundo.h"
+#include "ifiletypes.h"
+#include "iscriplib.h"
+
+#include "modulesystem/singletonmodule.h"
+#include "typesystem.h"
+
+#include "iqm.h"
+
+
+class IQMModelLoader : public ModelLoader {
+public:
+scene::Node &loadModel( ArchiveFile &file ){
+ return loadIQMModel( file );
+}
+};
+
+class ModelDependencies :
+ public GlobalFileSystemModuleRef,
+ public GlobalOpenGLModuleRef,
+ public GlobalUndoModuleRef,
+ public GlobalSceneGraphModuleRef,
+ public GlobalShaderCacheModuleRef,
+ public GlobalSelectionModuleRef,
+ public GlobalFiletypesModuleRef {
+};
+
+class ModelIQMAPI : public TypeSystemRef {
+IQMModelLoader m_modeliqm;
+public:
+typedef ModelLoader Type;
+
+STRING_CONSTANT( Name, "iqm" );
+
+ModelIQMAPI(){
+ GlobalFiletypesModule::getTable().addType( Type::Name(), Name(), filetype_t( "InterQuake Models", "*.iqm" ) );
+}
+
+ModelLoader *getTable(){
+ return &m_modeliqm;
+}
+};
+
+typedef SingletonModule<ModelIQMAPI, ModelDependencies> ModelIQMModule;
+
+ModelIQMModule g_ModelIQMModule;
+
+extern "C" void RADIANT_DLLEXPORT Radiant_RegisterModules( ModuleServer &server ){
+ initialiseModule( server );
+
+ g_ModelIQMModule.selfRegister();
+}
projects / xonotic / netradiant.git / commitdiff