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////////////////////////////////////////////////////////
//
// GEM - Graphics Environment for Multimedia
//
// mark@danks.org
//
// Implementation file
//
// Copyright (c) 1997-2000 Mark Danks.
// For information on usage and redistribution, and for a DISCLAIMER OF ALL
// WARRANTIES, see the file, "GEM.LICENSE.TERMS" in this distribution.
//
/////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////
//
// modified cube geos into cuboid by erich berger 2001 rat@telecoma.net
//
////////////////////////////////////////////////////////
////////////////////////////////////////////////////////
#include "cuboid.h"
#include "Gem/State.h"
#include <string.h>
CPPEXTERN_NEW_WITH_THREE_ARGS(cuboid, t_floatarg, A_DEFFLOAT, t_floatarg,
A_DEFFLOAT, t_floatarg, A_DEFFLOAT );
/////////////////////////////////////////////////////////
//
// cuboid
//
/////////////////////////////////////////////////////////
// Constructor
//
/////////////////////////////////////////////////////////
cuboid :: cuboid(t_floatarg sizex, t_floatarg sizey, t_floatarg sizez)
: GemShape(sizex), m_sizey(sizey), m_sizez(sizez)
{
if (m_sizey == 0.f) {
m_sizey = 1.f;
}
if (m_sizez == 0.f) {
m_sizez = 0.f;
}
m_inletY = inlet_new(this->x_obj, &this->x_obj->ob_pd, &s_float,
gensym("ft2"));
m_inletZ = inlet_new(this->x_obj, &this->x_obj->ob_pd, &s_float,
gensym("ft3"));
}
/////////////////////////////////////////////////////////
// Destructor
//
/////////////////////////////////////////////////////////
cuboid :: ~cuboid(void)
{
inlet_free(m_inletY);
inlet_free(m_inletZ);
}
/////////////////////////////////////////////////////////
// renderShape
//
/////////////////////////////////////////////////////////
void cuboid :: renderShape(GemState *state)
{
if(m_drawType==GL_DEFAULT_GEM) {
m_drawType=GL_QUADS;
}
static GLfloat n[6][3] = {
{ 0.0f, 0.0f, 1.0f}, {1.0f, 0.0f, 0.0f}, {0.0f, 0.0f, -1.0f},
{-1.0f, 0.0f, 0.0f}, {0.0f, 1.0f, 0.0f}, {0.0f, -1.0f, 0.0f}
};
static GLfloat v[8][3] = {
{-1.0f, -1.0f, 1.0f}, { 1.0f, -1.0f, 1.0f}, { 1.0f, 1.0f, 1.0f}, {-1.0f, 1.0f, 1.0f},
{ 1.0f, -1.0f, -1.0f}, {-1.0f, -1.0f, -1.0f}, {-1.0f, 1.0f, -1.0f}, { 1.0f, 1.0f, -1.0f}
};
static GLint faces[6][4] = {
{ 0, 1, 2, 3 }, { 1, 4, 7, 2 }, { 4, 5, 6, 7 },
{ 5, 0, 3, 6 }, { 3, 2, 7, 6 }, { 1, 0, 5, 4 }
};
if (m_drawType == GL_LINE_LOOP) {
for (int i = 0; i < 6; i++) {
glBegin(m_drawType);
glNormal3f(0.0f, 0.0f, 1.0f);
glVertex3d(v[faces[i][0]][0] * m_size, v[faces[i][0]][1] * m_sizey,
v[faces[i][0]][2] * m_sizez);
glVertex3d(v[faces[i][1]][0] * m_size, v[faces[i][1]][1] * m_sizey,
v[faces[i][1]][2] * m_sizez);
glVertex3d(v[faces[i][2]][0] * m_size, v[faces[i][2]][1] * m_sizey,
v[faces[i][2]][2] * m_sizez);
glVertex3d(v[faces[i][3]][0] * m_size, v[faces[i][3]][1] * m_sizey,
v[faces[i][3]][2] * m_sizez);
glEnd();
}
glLineWidth(1.0);
} else if (GemShape::m_texType && GemShape::m_texNum) {
glBegin(m_drawType);
for (int i = 0; i < 6; i++) {
int curCoord = 0;
glNormal3fv(&n[i][0]);
glTexCoord2f(GemShape::m_texCoords[curCoord].s,
GemShape::m_texCoords[curCoord].t);
// glTexCoord2f(0.0, 0.0);
glVertex3f(v[faces[i][0]][0] * m_size, v[faces[i][0]][1] * m_sizey,
v[faces[i][0]][2] * m_sizez);
if (GemShape::m_texNum > 1) {
curCoord = 1;
}
glTexCoord2f(GemShape::m_texCoords[curCoord].s,
GemShape::m_texCoords[curCoord].t);
// glTexCoord2f(1.0, 0.0);
glVertex3f(v[faces[i][1]][0] * m_size, v[faces[i][1]][1] * m_sizey,
v[faces[i][1]][2] * m_sizez);
if (GemShape::m_texNum > 2) {
curCoord = 2;
}
glTexCoord2f(GemShape::m_texCoords[curCoord].s,
GemShape::m_texCoords[curCoord].t);
// glTexCoord2f(1.0, 1.0);
glVertex3f(v[faces[i][2]][0] * m_size, v[faces[i][2]][1] * m_sizey,
v[faces[i][2]][2] * m_sizez);
if (GemShape::m_texNum > 3) {
curCoord = 3;
}
glTexCoord2f(GemShape::m_texCoords[curCoord].s,
GemShape::m_texCoords[curCoord].t);
// glTexCoord2f(0.0, 1.0);
glVertex3f(v[faces[i][3]][0] * m_size, v[faces[i][3]][1] * m_sizey,
v[faces[i][3]][2] * m_sizez);
}
glEnd();
} else {
glBegin(m_drawType);
for (int i = 0; i < 6; i++) {
glNormal3fv(&n[i][0]);
glTexCoord2f(0.0, 0.0);
glVertex3f(v[faces[i][0]][0] * m_size, v[faces[i][0]][1] * m_sizey,
v[faces[i][0]][2] * m_sizez);
glTexCoord2f(1.0, 0.0);
glVertex3f(v[faces[i][1]][0] * m_size, v[faces[i][1]][1] * m_sizey,
v[faces[i][1]][2] * m_sizez);
glTexCoord2f(1.0, 1.0);
glVertex3f(v[faces[i][2]][0] * m_size, v[faces[i][2]][1] * m_sizey,
v[faces[i][2]][2] * m_sizez);
glTexCoord2f(0.0, 1.0);
glVertex3f(v[faces[i][3]][0] * m_size, v[faces[i][3]][1] * m_sizey,
v[faces[i][3]][2] * m_sizez);
}
glEnd();
}
}
/////////////////////////////////////////////////////////
// heightMess
//
/////////////////////////////////////////////////////////
void cuboid :: heightMess(float sizey)
{
m_sizey = sizey;
setModified();
}
/////////////////////////////////////////////////////////
// widthMess
//
/////////////////////////////////////////////////////////
void cuboid :: widthMess(float sizez)
{
m_sizez = sizez;
setModified();
}
/////////////////////////////////////////////////////////
// static member function
//
/////////////////////////////////////////////////////////
void cuboid :: obj_setupCallback(t_class *classPtr)
{
CPPEXTERN_MSG1(classPtr, "ft2", heightMess, float);
CPPEXTERN_MSG1(classPtr, "ft3", widthMess, float);
}
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