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Merging changes of cfep in misc-2006/05/cfep-i into OpenXM/src/cfep.

extern GL_COLOR_BUFFER_BIT$
extern GL_DEPTH_BUFFER_BIT$
extern GL_LINES $
extern GL_LINE_STIPPLE $
extern GL_LINE_STIPPLE_PATTERN$
extern GL_LINE_STIPPLE_REPEAT $
extern GL_LINE_WIDTH $
extern GL_LINE  $ 
extern GL_POINTS $
extern GL_POINT_SIZE $
extern GL_POLYGON $
extern GL_TRIANGLES $

GL_COLOR_BUFFER_BIT= 0x00004000$
GL_DEPTH_BUFFER_BIT= 0x00000100$
GL_LINES                             = 0x0001$
GL_LINE_STIPPLE             = 0x0B24$
GL_LINE_STIPPLE_PATTERN= 0x0B25$
GL_LINE_STIPPLE_REPEAT  =  0x0B26$
GL_LINE_WIDTH                       =   0x0B21$
GL_LINE                                      = 0x1B01$
GL_POINTS                                = 0x0000$
GL_POINT_SIZE                        = 0x0B11$
GL_POLYGON                           = 0x0009 $
GL_TRIANGLES=3$



module opengl;
localf initStatic$

localf setCanvas$
localf init$
localf redraw$
localf metaRemoveAll$
localf metaShowListOfOpenGLCommands$

localf glBegin$
localf glClear$
localf glClearColor$
localf glColor4f$
localf glEnable$
localf glEnd$
localf glFlush$
localf glLineStipple$
localf glLineWidth $
localf glNormal3f $
localf glRectf$
localf glVertex3f$
localf glVertex2f$

localf glib3DefaultScene$

localf test2$

static Canvas$
static Channel$
def initStatic() {
  ctrl("double_output",1);
  Canvas="0;";
  Channel=0;
}
initStatic()$

def setCanvas(N) {
  if ((N>=0) && (type(N) <= 1)) Canvas=rtostr(N)+";";
}
def init() {
  Channel = 0;
}
def redraw() {
  opengl.glFlush();
  Channel=1;
}
def metaShowListOfOpenGLCommands() { 
  cfep.glib_send2(Channel,Canvas+"meta_showListOfOglComm");
}
def metaRemoveAll() { 
  cfep.glib_send2(Channel,Canvas+"meta_removeAllInit");
  cfep.glib_send2(Channel,Canvas+"meta_removeAll");
}

/* import("cfep-opengl.rr");
    opengl.glib3DefaultScene("mesa demo/ray");
    opengl.glib3DefaultScene("cfep demo/icosahedron");

      opengl.metaRemoveAll();
      opengl.init();      
      opengl.glib3DefaultScene(0);
      opengl.redraw(); 
      opengl.glColor4f(0.0,0.0,1.0,0.3);  
      opengl.glBegin(GL_POLYGON); Y=0.1;
      opengl.glVertex3f(-1.0, Y, 0.5);
      opengl.glVertex3f(-1.0, Y, -0.5);
      opengl.glVertex3f(1.0, Y, -0.5);
      opengl.glVertex3f(1.0, Y, 0.5);
      opengl.glEnd();

      opengl.glColor4f(1.0,0.0,0.0,0.5); 
      opengl.glBegin(GL_POLYGON);
      opengl.glVertex3f(0.0, 0.5, 0.0);
      opengl.glVertex3f(0.0, 0.5, -0.4);
      opengl.glVertex3f(0.5, -0.2, -0.4);
      opengl.glVertex3f(0.5, -0.2, 0.0);
      opengl.glEnd();
      opengl.glFlush() ; 
      opengl.metaShowListOfOpenGLCommands();

*/
def glib3DefaultScene(Type) {
  if (type(Type) == 7) {
    if (Type=="mesa demo/ray") {
        init(); 
        cfep.glib_send2(Channel,Canvas+"[glib3_ray_init]");
        redraw();
        cfep.glib_send2(Channel,Canvas+"[glib3_ray]");
        glFlush();
        return;
    }else if (Type =="cfep demo/icosahedron") {
        init(); 
        cfep.glib_send2(Channel,Canvas+"[glib3_std_scene0]");
        redraw();
        cfep.glib_send2(Channel,Canvas+"[glib3_icosahedron]");
        glFlush();
        return;
    }else{ Type = 0; }
  }
  if (Type == 0) {
    cfep.glib_send2(Channel,Canvas+"[glib3_std_scene0]");
    return;
  }
   cfep.glib_send2(Channel,Canvas+"[glib3_std_scene0]");
}

def glBegin(M) {
  cfep.glib_send2(Channel,Canvas+"[glBegin,(int)"+rtostr(eval(M))+"]");
}

def glClear(M) {
  cfep.glib_send2(Channel,Canvas+"[glClear,(int)"+rtostr(eval(M))+"]");
}
def glClearColor(R,G,B,A) {
  cfep.glib_send2(Channel,Canvas+"[glClearColor,"+
    rtostr(deval(R))+","+
    rtostr(deval(G))+","+
    rtostr(deval(B))+","+
    rtostr(deval(A))+"]");
}
def glColor4f(R,G,B,A) { 
  cfep.glib_send2(Channel,Canvas+"[glColor4f,"+
    rtostr(deval(R))+","+
    rtostr(deval(G))+","+
    rtostr(deval(B))+","+
    rtostr(deval(A))+"]");
}  /* 
      opengl.metaRemoveAll();
      opengl.init();      
      opengl.glClearColor(1.0,1.0,1.0,1.0); 
      opengl.glClear(GL_COLOR_BUFFER_BIT);
      opengl.redraw(); 
      opengl.glColor4f(1.0,0.0,0.0,0.3);  
      opengl.glRectf(-0.2,-0.2,0.2,0.2);   
      opengl.glFlush() ; 
      opengl.metaShowListOfOpenGLCommands();
*/
def glEnable(M) {
  cfep.glib_send2(Channel,Canvas+"[glEnable,(int)"+rtostr(eval(M))+"]");
}

def glEnd() {
  cfep.glib_send2(Channel,Canvas+"[glEnd]");
}

def glFlush() {
  cfep.glib_send2(Channel,Canvas+"[glFlush]");
}

def glLineStipple(R,P) { 
  cfep.glib_send2(Channel,Canvas+"[glLineStipple,(int)"+
    rtostr(eval(R))+",(int)"+
    rtostr(eval(P))+"]");
}  

def glLineWidth(W) { 
  cfep.glib_send2(Channel,Canvas+"[glLineWidth,"+
    rtostr(deval(W))+"]");
}  /* 
      opengl.metaRemoveAll();
      opengl.init();      
      opengl.redraw(); 
      opengl.glColor4f(1.0,0.0,1.0,0.3);  
      opengl.glLineWidth(1.0);
      opengl.glEnable(GL_LINE_STIPPLE);
      opengl.glLineStipple(1,0xaaaa);
      opengl.glBegin(GL_LINES);
      opengl.glVertex2f(0.0, 0.0);
      opengl.glVertex2f(1.0, 0.0);
      opengl.glVertex2f(0.0, 1.0);
      opengl.glVertex2f(-0.2, 0.5);
      opengl.glEnd();
      opengl.glFlush() ; 
      opengl.metaShowListOfOpenGLCommands();
*/
def glNormal3f(X,Y,Z) {  /* left bottom, right top */
  cfep.glib_send2(Channel,Canvas+"[glNormal3f,"+
    rtostr(deval(X))+","+
    rtostr(deval(Y))+","+
    rtostr(deval(Z))+"]");
}  


def glRectf(Xlb,Ylb,Xrt,Yrt) {  /* left bottom, right top */
  cfep.glib_send2(Channel,Canvas+"[glRectf,"+
    rtostr(deval(Xlb))+","+
    rtostr(deval(Ylb))+","+
    rtostr(deval(Xrt))+","+
    rtostr(deval(Yrt))+"]");
}  

def glVertex3f(X,Y,Z) { 
  cfep.glib_send2(Channel,Canvas+"[glVertex3f,"+
    rtostr(deval(X))+","+
    rtostr(deval(Y))+","+
    rtostr(deval(Z))+"]");
}  
def glVertex2f(X,Y) { 
  cfep.glib_send2(Channel,Canvas+"[glVertex2f,"+
    rtostr(deval(X))+","+
    rtostr(deval(Y))+"]");
}  

def test2() {
  cfep.glib_init_send("0;[glib3_ray_init]");
  cfep.glib_init_send("0;[glib_flush]");
  cfep.glib_send("0;[glib3_ray]");
  cfep.glib_send("0;[glib_flush]");
}

endmodule;
/* opengl.test2(); */
/* 最終的には asir-contrib へ移動 */
/* $OpenXM: OpenXM/src/cfep/tests/cfep-opengl.rr,v 1.3 2007/09/29 05:49:24 takayama Exp $ */
end$