+++ /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 "mdl.h"
-
-#include "ifilesystem.h"
-#include "imodel.h"
-
-#include "imagelib.h"
-#include "bytestreamutils.h"
-
-#include "model.h"
-#include "ident.h"
-#include "mdlnormals.h"
-#include "mdlformat.h"
-
-void istream_read_mdlHeader(PointerInputStream& inputStream, mdlHeader_t& header)
-{
- inputStream.read(header.ident, 4);
- header.version = istream_read_int32_le(inputStream);
- header.scale[0] = istream_read_float32_le(inputStream);
- header.scale[1] = istream_read_float32_le(inputStream);
- header.scale[2] = istream_read_float32_le(inputStream);
- header.scale_origin[0] = istream_read_float32_le(inputStream);
- header.scale_origin[1] = istream_read_float32_le(inputStream);
- header.scale_origin[2] = istream_read_float32_le(inputStream);
- header.boundingradius = istream_read_float32_le(inputStream);
- header.eyeposition[0] = istream_read_float32_le(inputStream);
- header.eyeposition[1] = istream_read_float32_le(inputStream);
- header.eyeposition[2] = istream_read_float32_le(inputStream);
- header.numskins = istream_read_int32_le(inputStream);
- header.skinwidth = istream_read_int32_le(inputStream);
- header.skinheight = istream_read_int32_le(inputStream);
- header.numverts = istream_read_int32_le(inputStream);
- header.numtris = istream_read_int32_le(inputStream);
- header.numframes = istream_read_int32_le(inputStream);
- header.synctype = istream_read_int32_le(inputStream);
- header.flags = istream_read_int32_le(inputStream);
- header.size = istream_read_float32_le(inputStream);
-}
-
-inline ArbitraryMeshVertex MDLVertex_construct(const mdlHeader_t& header, const mdlXyzNormal_t& xyz, const mdlSt_t& st, bool facesfront)
-{
- return ArbitraryMeshVertex(
- Vertex3f(
- xyz.v[0] * header.scale[0] + header.scale_origin[0],
- xyz.v[1] * header.scale[1] + header.scale_origin[1],
- xyz.v[2] * header.scale[2] + header.scale_origin[2]
- ),
- Normal3f(
- g_mdl_normals[xyz.lightnormalindex][0],
- g_mdl_normals[xyz.lightnormalindex][1],
- g_mdl_normals[xyz.lightnormalindex][2]
- ),
- TexCoord2f(
- ((float)st.s / header.skinwidth) + ((st.onseam == MDL_ONSEAM && !facesfront) ? 0.5f : 0.0f),
- (float)st.t / header.skinheight
- )
- );
-}
-
-class mdlVertex_t
-{
-public:
- inline mdlVertex_t(int vertindex, int facesfront)
- : m_vertindex(vertindex), m_facesfront(facesfront)
- {}
- inline bool operator<(const mdlVertex_t& other) const
- {
- if(m_facesfront < other.m_facesfront)
- return true;
- if(other.m_facesfront < m_facesfront)
- return false;
-
- if(m_vertindex < other.m_vertindex)
- return true;
- if(other.m_vertindex < m_vertindex)
- return false;
-
- return false;
- }
- inline bool operator==(const mdlVertex_t& other) const
- {
- return m_vertindex == other.m_vertindex
- && m_facesfront == other.m_facesfront;
- }
-
- int m_vertindex;
- int m_facesfront;
-};
-
-typedef const mdlTriangle_t* mdlTriangleIterator;
-
-void MDLSurface_read(Surface& surface, const byte* buffer, const char* name)
-{
- mdlHeader_t header;
-
- PointerInputStream inputStream(buffer);
- istream_read_mdlHeader(inputStream, header);
-
- for(int i = 0; i < header.numskins; ++i)
- {
- switch(istream_read_int32_le(inputStream))
- {
- case MDL_SKIN_SINGLE:
- inputStream.seek(header.skinwidth * header.skinheight);
- break;
- case MDL_SKIN_GROUP:
- int numskins = istream_read_int32_le(inputStream);
- inputStream.seek(numskins * (4 + (header.skinwidth * header.skinheight)));
- break;
- }
- }
-
- Array<mdlSt_t> mdlSts(header.numverts);
- for(Array<mdlSt_t>::iterator i = mdlSts.begin(); i != mdlSts.end(); ++i)
- {
- (*i).onseam = istream_read_int32_le(inputStream);
- (*i).s = istream_read_int32_le(inputStream);
- (*i).t = istream_read_int32_le(inputStream);
- }
-
- Array<mdlTriangle_t> mdlTriangles(header.numtris);
- for(Array<mdlTriangle_t>::iterator i = mdlTriangles.begin(); i != mdlTriangles.end(); ++i)
- {
- (*i).facesfront = istream_read_int32_le(inputStream);
- (*i).vertindex[0] = istream_read_int32_le(inputStream);
- (*i).vertindex[1] = istream_read_int32_le(inputStream);
- (*i).vertindex[2] = istream_read_int32_le(inputStream);
- }
-
- {
- bool found = false;
- for(int i = 0; i < header.numframes && found == false; i++)
- {
- switch(istream_read_int32_le(inputStream))
- {
- case MDL_FRAME_SINGLE:
- inputStream.seek(MDL_FRAME_SIZE);
- found = true;
- break;
- case MDL_FRAME_GROUP:
- int numframes = istream_read_int32_le(inputStream);
- inputStream.seek((MDL_XYZNORMAL_SIZE * 2) + (numframes * 4));
- found = true;
- break;
- }
- }
- }
-
- Array<mdlXyzNormal_t> mdlXyzNormals(header.numtris);
- for(Array<mdlXyzNormal_t>::iterator i = mdlXyzNormals.begin(); i != mdlXyzNormals.end(); ++i)
- {
- inputStream.read((*i).v, 3);
- inputStream.read(&(*i).lightnormalindex, 1);
- }
-
- {
- VertexBuffer<mdlVertex_t> mdl_vertices;
-
- {
- UniqueVertexBuffer<mdlVertex_t> inserter(mdl_vertices);
- for(Array<mdlTriangle_t>::iterator i = mdlTriangles.begin(); i != mdlTriangles.end(); ++i)
- {
- surface.indices().insert(inserter.insert(mdlVertex_t((*i).vertindex[0], (*i).facesfront)));
- surface.indices().insert(inserter.insert(mdlVertex_t((*i).vertindex[1], (*i).facesfront)));
- surface.indices().insert(inserter.insert(mdlVertex_t((*i).vertindex[2], (*i).facesfront)));
- }
- }
-
- {
- surface.vertices().reserve(mdl_vertices.size());
-
- for(VertexBuffer<mdlVertex_t>::iterator i = mdl_vertices.begin(); i != mdl_vertices.end(); ++i)
- {
- surface.vertices().push_back(MDLVertex_construct(header, mdlXyzNormals[(*i).m_vertindex], mdlSts[(*i).m_vertindex], (*i).m_facesfront == MDL_FACES_FRONT));
- }
- }
- }
-
- surface.setShader(name);
- surface.updateAABB();
-}
-
-void MDLModel_read(Model& model, const byte* buffer, const char* name)
-{
- MDLSurface_read(model.newSurface(), buffer, name);
- model.updateAABB();
-}
-
-scene::Node& MDLModel_new(const byte* buffer, const char* name)
-{
- ModelNode* modelNode = new ModelNode();
- MDLModel_read(modelNode->model(), buffer, name);
- return modelNode->node();
-}
-
-scene::Node& MDLModel_default()
-{
- ModelNode* modelNode = new ModelNode();
- Model_constructNull(modelNode->model());
- return modelNode->node();
-}
-
-scene::Node& MDLModel_fromBuffer(unsigned char* buffer, const char* name)
-{
- if (!ident_equal(buffer, MDL_IDENT))
- {
- globalErrorStream() << "MDL read error: incorrect ident\n";
- return MDLModel_default();
- }
- else
- {
- return MDLModel_new(buffer, name);
- }
-}
-
-scene::Node& loadMDLModel(ArchiveFile& file)
-{
- ScopedArchiveBuffer buffer(file);
- return MDLModel_fromBuffer(buffer.buffer, file.getName());
-}
-
projects / voretournament / voretournament.git / blobdiff