diff options
Diffstat (limited to 'matchblox/C_3DObject.cpp')
| -rw-r--r-- | matchblox/C_3DObject.cpp | 336 |
1 files changed, 0 insertions, 336 deletions
diff --git a/matchblox/C_3DObject.cpp b/matchblox/C_3DObject.cpp deleted file mode 100644 index 3cb00b1..0000000 --- a/matchblox/C_3DObject.cpp +++ /dev/null @@ -1,336 +0,0 @@ -#include <GL/glut.h>
-#include <vector>
-#include <iostream>
-#include <fstream>
-#include <sstream>
-
-#include "typedefs.h"
-#include "C_3DObject.h"
-
-#include "bitmap.h"
-
-C_3DObject::C_3DObject()
- : m_Pos(0.0, 0.0, 0.0), m_Rot(0.0, 0.0, 0.0),
- m_Scale(1.0, 1.0, 1.0),
- m_bOwnTexture(false),
- m_bDispListValid(false)
-{
- std::cout << "C_3DObject:: default constructor\n";
-}
-
-
-C_3DObject::C_3DObject(const char* f_strFileName,
- char* f_strColorTexName,
- MatProps_t f_Material)
- : m_Pos(0.0, 0.0, 0.0), m_Rot(0.0, 0.0, 0.0),
- m_Scale(1.0, 1.0, 1.0),
- m_bOwnTexture(false),
- m_bDispListValid(false),
- m_Mat(f_Material)
-{
- BitmapStruct l_bmp;
-
- //load 3d model
- m_bDispListValid = CreateObject(f_strFileName);
-
- //load textures
- if (m_bDispListValid)
- {
- if (f_strColorTexName != NULL)
- {
- std::cout << "Loading " << f_strColorTexName << std::endl;
- l_bmp = BitmapLoad(f_strColorTexName);
- m_uiColorTex = (GLuint)l_bmp.m_iImageId;
- m_bOwnTexture = true;
- }
- }
-}
-
-C_3DObject::C_3DObject(const char* f_strFileName,
- GLuint f_uiTexture,
- MatProps_t f_Material)
- : m_Pos(0.0, 0.0, 0.0), m_Rot(0.0, 0.0, 0.0),
- m_Scale(1.0, 1.0, 1.0),
- m_bOwnTexture(false),
- m_bDispListValid(false),
- m_uiColorTex(f_uiTexture),
- m_Mat(f_Material)
-{
- //load 3d model
- m_bDispListValid = CreateObject(f_strFileName);
-
-}
-
-C_3DObject::~C_3DObject()
-{
- if (glIsList(m_uiListIndex))
- glDeleteLists(m_uiListIndex, 1);
-
- if (glIsTexture(m_uiColorTex) && m_bOwnTexture)
- glDeleteTextures(1, &m_uiColorTex);
-}
-
-void C_3DObject::TransRotateScale()
-{
- glScaled(m_Scale.x, m_Scale.y, m_Scale.z);
- glTranslated(m_Pos.x, m_Pos.y, m_Pos.z);
- glRotated(m_Rot.z, 0.0, 0.0, 1.0);
- glRotated(m_Rot.x, 1.0, 0.0, 0.0);
- glRotated(m_Rot.y, 0.0, 1.0, 0.0);
-}
-
-void C_3DObject::Render()
-{
- //apply OpenGL settings for rendering this Object
- glPushAttrib(GL_TEXTURE_BIT);
- glEnable(GL_TEXTURE_2D);
- //modulate the texture color with the computed material
- //colors
- glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
- glBindTexture(GL_TEXTURE_2D, m_uiColorTex);
-
- //set material properties
- glMaterialfv(GL_FRONT, GL_AMBIENT, m_Mat.m_fAmb);
- glMaterialfv(GL_FRONT, GL_DIFFUSE, m_Mat.m_fDif);
- glMaterialfv(GL_FRONT, GL_SPECULAR, m_Mat.m_fSpec);
- glMaterialfv(GL_FRONT, GL_EMISSION, m_Mat.m_fEmi);
- glMaterialf(GL_FRONT, GL_SHININESS, m_Mat.m_fShin);
-
-/*
- //scale translate and rotate
- glPushMatrix();
-
- glScaled(m_Scale.x, m_Scale.y, m_Scale.z);
- glTranslated(m_Pos.x, m_Pos.y, m_Pos.z);
- glRotated(m_Rot.z, 0.0, 0.0, 1.0);
- glRotated(m_Rot.x, 1.0, 0.0, 0.0);
- glRotated(m_Rot.y, 0.0, 1.0, 0.0);
-*/
-
- //render by calling the display list
- if(m_bDispListValid)
- {
- glCallList(m_uiListIndex);
- }
- else
- {
- //or render a LARGE cube when we failed to load the
- //geometry
- glutSolidCube(10.0);
- }
-
-// glPopMatrix();
-
- glPopAttrib();
-}
-
-
-
-bool C_3DObject::CreateObject(const char *f_pFilePath)
-{
- Geometry_t l_Geom;
- bool l_bParseOk;
- Vect3D_t l_DummyVect;
-
- //the triangle indices are 1-based so we insert dummy Vect3D_t
- //to fill the 0 positions in the vertex, normals and texcoords
- //vector containers.
- l_Geom.m_verts.push_back(l_DummyVect);
- l_Geom.m_norms.push_back(l_DummyVect);
- l_Geom.m_texs.push_back(l_DummyVect);
-
- l_bParseOk = LoadGeometryData(f_pFilePath, l_Geom);
-
- //output statistics
- std::cout << "C_3DObject: file " << f_pFilePath
- << "\nParse: " << (l_bParseOk? "SUCCESS" : "FAILURE")
- << "\nVertices: " << l_Geom.m_verts.size()-1
- << "\nNormals: " << l_Geom.m_norms.size()-1
- << "\nTexCrds: " << l_Geom.m_texs.size()-1
- << "\nTriangles: " << l_Geom.m_triangles.size()
- << "\nBoundBox: x(" << m_BBox.m_dLeft << "," << m_BBox.m_dRight << ")"
- << "\n y(" << m_BBox.m_dBottom << "," << m_BBox.m_dTop << ")"
- << "\n z(" << m_BBox.m_dFront << "," << m_BBox.m_dBack << ")"
- << std::endl;
-
- if(!l_bParseOk)
- {
- std::cout << "C_3DObject Error: failed to parse file "
- << f_pFilePath << std::endl;
-
- return false;
- }
-
- //create display list
- m_uiListIndex = glGenLists(1);
- glNewList(m_uiListIndex, GL_COMPILE);
-
- glBegin(GL_TRIANGLES);
-
- //iterate through the triangles
- std::vector<Triangle_t>::iterator it = l_Geom.m_triangles.begin();
- for(; it != l_Geom.m_triangles.end(); it++)
- {
- //vertex1
- Vect3D_t v = l_Geom.m_verts[it->v1],
- t = l_Geom.m_texs[it->t1],
- n = l_Geom.m_norms[it->n1];
-
- glNormal3d(n.x, n.y, n.z);
- glTexCoord3d(t.x, t.y, t.z);
- glVertex3d(v.x, v.y, v.z);
-
- //vertex2
- v = l_Geom.m_verts[it->v2],
- t = l_Geom.m_texs[it->t2],
- n = l_Geom.m_norms[it->n2];
-
- glNormal3d(n.x, n.y, n.z);
- glTexCoord3d(t.x, t.y, t.z);
- glVertex3d(v.x, v.y, v.z);
-
- //vertex3
- v = l_Geom.m_verts[it->v3],
- t = l_Geom.m_texs[it->t3],
- n = l_Geom.m_norms[it->n3];
-
- glNormal3d(n.x, n.y, n.z);
- glTexCoord3d(t.x, t.y, t.z);
- glVertex3d(v.x, v.y, v.z);}
-
- glEnd();
-
- glEndList();
-
- return true;
-}
-
-bool C_3DObject::LoadGeometryData(const char *f_pFilePath, Geometry_t &f_Geom)
-{
- std::ifstream l_infile(f_pFilePath);
- char l_inbuffer[256];
- bool l_bParseOk = true;
- Vect3D_t l_v3;
- Triangle_t l_tri;
-
- if (l_infile.fail())
- {
- std::cout << "C_3DObject Error: could not open file "
- << f_pFilePath << std::endl;
-
- return false;
- }
-
-
- //load data
- while(!l_infile.eof() && l_bParseOk)
- {
- //read the next line
- l_infile.getline(l_inbuffer, 256);
-
- //check if reading succeeded
- if (l_infile.eof() || l_infile.fail() || l_infile.bad())
- {
- break;
- }
-
- //try to parse the first string of the line as one of the keywords:
- //v -> vertex coordinate
- //vt -> texture coordinate
- //vn -> vertex normal
- //f -> face record
- switch (l_inbuffer[0])
- {
- case 'v' :
- //posibilities 'v' 'vt' 'vn'
- switch (l_inbuffer[1])
- {
- case ' ':
- //vertex
- if (l_bParseOk = ParseVect3D(&l_inbuffer[2], l_v3))
- {
- f_Geom.m_verts.push_back(l_v3);
- //update boundingbox
- UpdBBox(m_BBox, l_v3);
- }
- break;
-
- case 't':
- if (l_inbuffer[2] == ' ')
- {
- //texture coordinates
- if (l_bParseOk = ParseVect3D(&l_inbuffer[3], l_v3))
- {
- f_Geom.m_texs.push_back(l_v3);
- }
- }
- break;
-
- case 'n':
- if (l_inbuffer[2] == ' ')
- {
- //normal
- if (l_bParseOk = ParseVect3D(&l_inbuffer[3], l_v3))
- {
- f_Geom.m_norms.push_back(l_v3);
- }
- }
- break;
- }
- break;
-
- case 'f':
- if (l_inbuffer[1] == ' ')
- {
- //face (triangle)
- if (l_bParseOk = ParseTriangle(&l_inbuffer[2], l_tri))
- {
- f_Geom.m_triangles.push_back(l_tri);
- }
- }
- break;
-
- case 'm' : // 'mtllib'?
- break;
-
- case 'u' : // 'usemtl' ?
- break;
- }
- }
-
- l_infile.close();
-
- if (!l_bParseOk)
- {
- std::cout << "Parse error in: \"" << l_inbuffer << "\"\n";
- }
-
- return l_bParseOk;
-}
-
-bool C_3DObject::ParseVect3D(const char *f_pInBuffer, Vect3D_t &f_V3)
-{
- //format: " x y z "
- std::stringstream l_inbuffer(f_pInBuffer);
-
- l_inbuffer >> std::skipws >> f_V3.x >> f_V3.y >> f_V3.z;
-
- //std::cout << "Read values: " << f_V3.x << ", " << f_V3.y << ", " << f_V3.z << "\n";
-
- return !l_inbuffer.fail();
-}
-
-bool C_3DObject::ParseTriangle(const char *f_pInBuffer, Triangle_t &f_triangle)
-{
- //format v1/vt1/vn1 v2/vt2/vn2 v3/vt3/vn3
- std::stringstream l_inbuffer(f_pInBuffer);
-
- char l_slash;
-
- l_inbuffer >> std::skipws >> f_triangle.v1 >> l_slash >> f_triangle.t1 >> l_slash >> f_triangle.n1;
- l_inbuffer >> std::skipws >> f_triangle.v2 >> l_slash >> f_triangle.t2 >> l_slash >> f_triangle.n2;
- l_inbuffer >> std::skipws >> f_triangle.v3 >> l_slash >> f_triangle.t3 >> l_slash >> f_triangle.n3;
-
- return !l_inbuffer.fail();
-}
-
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