void * jit_gl_lua_drawinfo(t_jit_gl_lua *x)
{
if(! x->drawinfo.ob3d) {
jit_gl_drawinfo_setup(x, &(x->drawinfo));
}
return &(x->drawinfo);
}
t_jit_err jit_gl_hap_dest_changed(t_jit_gl_hap *x)
{
t_symbol *dest_name = _jit_sym_nothing;
t_jit_gl_drawinfo drawinfo;
dest_name = jit_attr_getsym(x, gensym("drawto"));
if(x->hapglsl) {
jit_attr_setsym(x->hapglsl, gensym("drawto"), dest_name);
jit_object_method(x->hapglsl, gensym("readbuffer"), jit_gl_hap_glsl_jxs);
}
if(x->texoutput)
jit_attr_setsym(x->texoutput, gensym("drawto"), dest_name);
if(x->fboid != 0) {
glDeleteFramebuffersEXT(1, &x->fboid);
x->fboid = 0;
}
jit_object_method(x->texoutput, gensym("set_rebuild"));
// our texture has to be bound in the new context before we can use it
// http://cycling74.com/forums/topic.php?id=29197
jit_gl_drawinfo_setup(x, &drawinfo);
jit_gl_bindtexture(&drawinfo, jit_attr_getsym(x->texoutput, _jit_sym_name), 0);
jit_gl_unbindtexture(&drawinfo, jit_attr_getsym(x->texoutput, _jit_sym_name), 0);
return JIT_ERR_NONE;
}
void draw_grid(t_jit_gl_videoplane *x,t_jit_object *matrix, GLenum mode)
{
float *p,*p2;
char *bp=NULL;
long i,j,rowstride,width,height,planecount,up=0;
t_jit_matrix_info info;
t_jit_gl_drawinfo drawinfo;
if(jit_gl_drawinfo_setup(x,&drawinfo)) return;
if (!matrix) return;
jit_object_method(matrix,_jit_sym_getinfo,&info);
jit_object_method(matrix,_jit_sym_getdata,&bp);
if (!bp) return;
planecount = info.planecount;
rowstride = info.dimstride[1];
height = info.dim[1]-1;
width = info.dim[0];
for (i=0;i<height;i++) {
p = (float *)(bp + i*rowstride);
p2 = (float *)(bp + (i+1)*rowstride);
glBegin(mode);
switch (planecount) {
case 16:
case 15:
case 14:
case 13:
case 12:
for (j=0;j<width;j++) {
glNormal3f(p[_I_NX],p[_I_NY],p[_I_NZ]);
// glColor4f(p[_I_R],p[_I_G],p[_I_B],p[_I_A]);
jit_gl_texcoord2f(&drawinfo,p[_I_S],p[_I_T]);
glVertex3f(p[_I_X],p[_I_Y],p[_I_Z]);
glNormal3f(p2[_I_NX],p2[_I_NY],p2[_I_NZ]);
// glColor4f(p2[_I_R],p2[_I_G],p2[_I_B],p2[_I_A]);
jit_gl_texcoord2f(&drawinfo,p2[_I_S],p2[_I_T]);
glVertex3f(p2[_I_X],p2[_I_Y],p2[_I_Z]);
p+=planecount;
p2+=planecount;
}
break;
case 11:
case 10:
case 9:
case 8:
for (j=0;j<width;j++) {
glNormal3f(p[_I_NX],p[_I_NY],p[_I_NZ]);
jit_gl_texcoord2f(&drawinfo,p[_I_S],p[_I_T]);
glVertex3f(p[_I_X],p[_I_Y],p[_I_Z]);
glNormal3f(p2[_I_NX],p2[_I_NY],p2[_I_NZ]);
glTexCoord2f(p2[_I_S],p2[_I_T]);
jit_gl_texcoord2f(&drawinfo,p2[_I_S],p2[_I_T]);
glVertex3f(p2[_I_X],p2[_I_Y],p2[_I_Z]);
p+=planecount;
p2+=planecount;
}
break;
case 7:
case 6:
case 5:
for (j=0;j<width;j++) {
jit_gl_texcoord2f(&drawinfo,p[_I_S],p[_I_T]);
glVertex3f(p[_I_X],p[_I_Y],p[_I_Z]);
glTexCoord2f(p2[_I_S],p2[_I_T]);
jit_gl_texcoord2f(&drawinfo,p2[_I_S],p2[_I_T]);
glVertex3f(p2[_I_X],p2[_I_Y],p2[_I_Z]);
p+=planecount;
p2+=planecount;
}
break;
case 4:
case 3:
for (j=0;j<width;j++) {
glVertex3f(p[_I_X],p[_I_Y],p[_I_Z]);
glVertex3f(p2[_I_X],p2[_I_Y],p2[_I_Z]);
p+=planecount;
p2+=planecount;
}
break;
}
glEnd();
}
}
t_jit_err jit_gl_hap_draw(t_jit_gl_hap *x)
{
t_jit_err result = JIT_ERR_NONE;
t_jit_gl_drawinfo drawinfo;
if(x->newfile) {
if(x->texture && x->deletetex) {
glDeleteTextures(1, &x->texture);
x->deletetex = 0;
}
x->texture = 0;
jit_gl_hap_load_file(x);
}
if(!x->movieloaded)
return JIT_ERR_NONE;
if(jit_gl_drawinfo_setup(x,&drawinfo))
return JIT_ERR_GENERIC;
jit_gl_hap_getcurrentframe(x);
if(x->validframe) {
GLint previousFBO; // make sure we pop out to the right FBO
#ifdef MAC_VERSION
GLint previousReadFBO;
GLint previousDrawFBO;
#endif
// We are going to bind our FBO to our internal jit.gl.texture as COLOR_0 attachment
// We need the ID, width/height.
GLuint texid = jit_attr_getlong(x->texoutput,ps_glid);
GLuint width = jit_attr_getlong(x->texoutput,ps_width);
GLuint height = jit_attr_getlong(x->texoutput,ps_height);
glGetIntegerv(GL_FRAMEBUFFER_BINDING_EXT, &previousFBO);
#ifdef MAC_VERSION
glGetIntegerv(GL_READ_FRAMEBUFFER_BINDING_EXT, &previousReadFBO);
glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING_EXT, &previousDrawFBO);
#endif
if(width!=x->dim[0] || height!=x->dim[1]) {
width = x->dim[0];
height = x->dim[1];
jit_attr_setlong_array(x->texoutput, gensym("dim"), 2, x->dim);
jit_attr_user_touch(x, gensym("dim"));
}
if(x->hap_format == JIT_GL_HAP_PF_HAP) {
jit_gl_hap_submit_texture(x);
jit_gl_report_error("jit.gl.hap submit texture");
}
else if(x->hap_format != JIT_GL_HAP_PF_GL) {
jit_gl_hap_submit_nonhap_texture(x);
jit_gl_report_error("jit.gl.hap submit non-hap texture");
}
if(jit_gl_hap_draw_begin(x, texid, width, height)) {
jit_gl_report_error("jit.gl.hap draw begin");
jit_gl_hap_dodraw(x, width, height);
jit_gl_report_error("jit.gl.hap draw texture to FBO");
jit_gl_hap_draw_end(x);
jit_gl_report_error("jit.gl.hap draw end");
}
else {
jit_object_error((t_object*)x, "could not bind to FBO");
}
glPopClientAttrib();
glPopAttrib();
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, previousFBO);
#ifdef MAC_VERSION
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, previousReadFBO);
glBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, previousDrawFBO);
#endif
x->validframe = 0;
jit_object_notify(x, ps_draw, NULL);
jit_gl_hap_do_report(x);
}
jit_gl_hap_releaseframe(x);
return result;
}
t_jit_err jit_gl_lua_dest_changed(t_jit_gl_lua *x)
{
jit_gl_drawinfo_setup(x, &(x->drawinfo));
//glext_init(x->lua);
return jit_gl_lua_call_luafunction(x, "dest_changed");
}
