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#include "jsfile.h"
#include "settings.h"
#include "glrender.h"
#include "drawelement.h"
using namespace settings;
namespace camp {
void jsfile::copy(string name, bool header)
{
std::ifstream fin(locateFile(name).c_str());
string s;
if(header) getline(fin,s);
while(getline(fin,s))
out << s << newl;
}
void jsfile::header(string name)
{
out.open(name);
out << "<!DOCTYPE html>" << newl << newl;
}
void jsfile::meta(string name, bool svg)
{
out << "<html lang=\"\">" << newl
<< newl
<< "<head>" << newl
<< "<title>" << stripExt(name) << "</title>" << newl
<< newl
<< "<meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\"/>" << newl;
if(svg)
out << "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\"/>";
else
out << "<meta name=\"viewport\" content=\"user-scalable=no\"/>";
out << newl << "<style>" << newl;
if(svg && !getSetting<bool>("absolute"))
out << "svg, #container {" << newl
<< "display: block;" << newl
<< "width: 100vw;" << newl
<< "height: 100vh;" << newl
<< "}" << newl;
out << "body {margin: 0;}" << newl
<< "</style>" << newl;
if(svg)
out << "</head>" << newl;
out << newl;
}
void jsfile::footer(string name)
{
out << newl << "</body>"
<< newl << newl << "</html>"
<< newl;
out.flush();
if(verbose > 0)
cout << "Wrote " << name << endl;
}
void jsfile::svgtohtml(string prefix)
{
string name=buildname(prefix,"html");
header(name);
meta(name);
out << "<body>" << newl << newl;
copy(locateFile(auxname(prefix,"svg")),true);
footer(name);
}
#ifdef HAVE_LIBGLM
void jsfile::comment(string name)
{
out << "<!-- Use the following line to embed this file within another web page:" << newl
<< newl
<< "<iframe src=\"" << name
<< "\" width=\"" << gl::fullWidth
<< "\" height=\"" << gl::fullHeight
<< "\" frameborder=\"0\"></iframe>" << newl
<< newl
<< "-->" << newl << newl;
}
void jsfile::open(string name)
{
header(name);
comment(name);
meta(name,false);
out.precision(getSetting<Int>("digits"));
if(getSetting<bool>("offline")) {
out << "<script>" << newl;
copy(locateFile(AsyGL));
out << newl << "</script>" << newl;
} else {
out << "<script" << newl << "src=\""
<< getSetting<string>("asygl") << "\">" << newl << "</script>" << newl;
}
out << newl << "<script>" << newl;
out << newl
<< "canvasWidth=" << gl::fullWidth << ";" << newl
<< "canvasHeight=" << gl::fullHeight << ";" << newl
<< "absolute=" << std::boolalpha << getSetting<bool>("absolute") << ";"
<< newl << newl
<< "b=[" << gl::xmin << "," << gl::ymin << "," << gl::zmin << "];"
<< newl
<< "B=[" << gl::xmax << "," << gl::ymax << "," << gl::zmax << "];"
<< newl
<< "orthographic=" << gl::orthographic << ";"
<< newl
<< "angle=" << gl::Angle << ";"
<< newl
<< "Zoom0=" << gl::Zoom0 << ";" << newl
<< "viewportmargin=" << gl::Margin << ";" << newl;
if(gl::Shift != pair(0.0,0.0))
out << "viewportshift=" << gl::Shift*gl::Zoom0 << ";" << newl;
out << "zoomFactor=" << getSetting<double>("zoomfactor") << ";" << newl
<< "zoomPinchFactor=" << getSetting<double>("zoomPinchFactor") << ";"
<< newl
<< "zoomPinchCap=" << getSetting<double>("zoomPinchCap") << ";" << newl
<< "zoomStep=" << getSetting<double>("zoomstep") << ";" << newl
<< "shiftHoldDistance=" << getSetting<double>("shiftHoldDistance") << ";"
<< newl
<< "shiftWaitTime=" << getSetting<double>("shiftWaitTime") << ";"
<< newl
<< "vibrateTime=" << getSetting<double>("vibrateTime") << ";"
<< newl << newl
<< "Lights=[";
for(size_t i=0; i < gl::nlights; ++i) {
size_t i4=4*i;
out << "new Light(" << newl
<< "direction=" << gl::Lights[i] << "," << newl
<< "color=[" << gl::Diffuse[i4] << "," << gl::Diffuse[i4+1] << ","
<< gl::Diffuse[i4+2] << "])," << newl;
}
out << "];" << newl << newl;
out << "Background=[" << gl::Background[0] << "," << gl::Background[1] << ","
<< gl::Background[2] << "," << gl::Background[3] << "];"
<< newl;
size_t nmaterials=material.size();
out << "Materials=[";
for(size_t i=0; i < nmaterials; ++i)
out << "new Material(" << newl
<< material[i]
<< ")," << newl;
out << "];" << newl << newl;
}
void jsfile::finish(string name)
{
size_t ncenters=drawElement::center.size();
if(ncenters > 0) {
out << "Centers=[";
for(size_t i=0; i < ncenters; ++i)
out << newl << drawElement::center[i] << ",";
out << newl << "];" << newl;
}
out << "</script>"
<< newl << "</head>"
<< newl << newl << "<body style=\"overflow: hidden;\" onload=\"webGLStart();\">"
<< newl << "<canvas id=\"Asymptote\" width=\""
<< gl::fullWidth << "\" height=\"" << gl::fullHeight
<< "\" style=\"border: none;\">"
<< newl << "</canvas>";
footer(name);
}
void jsfile::addColor(const prc::RGBAColour& c)
{
out << "[" << byte(c.R) << "," << byte(c.G) << "," << byte(c.B)
<< "," << byte(c.A) << "]";
}
void jsfile::addIndices(const uint32_t *I)
{
out << "[" << I[0] << "," << I[1] << "," << I[2] << "]";
}
bool distinct(const uint32_t *I, const uint32_t *J)
{
return I[0] != J[0] || I[1] != J[1] || I[2] != J[2];
}
void jsfile::addPatch(triple const* controls, size_t n,
const triple& Min, const triple& Max,
const prc::RGBAColour *c, size_t nc)
{
out << "P.push(new BezierPatch([" << newl;
size_t last=n-1;
for(size_t i=0; i < last; ++i)
out << controls[i] << "," << newl;
out << controls[last] << newl << "],"
<< drawElement::centerIndex << "," << materialIndex << ","
<< Min << "," << Max;
if(c) {
out << ",[" << newl;
for(size_t i=0; i < nc; ++i) {
addColor(c[i]);
out << "," << newl;
}
out << "]";
}
out << "));" << newl << newl;
}
void jsfile::addCurve(const triple& z0, const triple& c0,
const triple& c1, const triple& z1,
const triple& Min, const triple& Max)
{
out << "P.push(new BezierCurve([" << newl;
out << z0 << "," << newl
<< c0 << "," << newl
<< c1 << "," << newl
<< z1 << newl << "],"
<< drawElement::centerIndex << "," << materialIndex << ","
<< Min << "," << Max << "));" << newl << newl;
}
void jsfile::addCurve(const triple& z0, const triple& z1,
const triple& Min, const triple& Max)
{
out << "P.push(new BezierCurve([" << newl;
out << z0 << "," << newl
<< z1 << newl << "],"
<< drawElement::centerIndex << "," << materialIndex << ","
<< Min << "," << Max << "));" << newl << newl;
}
void jsfile::addPixel(const triple& z0, double width,
const triple& Min, const triple& Max)
{
out << "P.push(new Pixel(" << newl;
out << z0 << "," << width << "," << newl
<< materialIndex << "," << Min << "," << Max << "));" << newl << newl;
}
void jsfile::addMaterial(size_t index)
{
out << "Materials.push(new Material(" << newl
<< material[index]
<< "));" << newl << newl;
}
void jsfile::addTriangles(size_t nP, const triple* P, size_t nN,
const triple* N, size_t nC, const prc::RGBAColour* C,
size_t nI, const uint32_t (*PI)[3],
const uint32_t (*NI)[3], const uint32_t (*CI)[3],
const triple& Min, const triple& Max)
{
for(size_t i=0; i < nP; ++i)
out << "Positions.push(" << P[i] << ");" << newl;
for(size_t i=0; i < nN; ++i)
out << "Normals.push(" << N[i] << ");" << newl;
for(size_t i=0; i < nC; ++i) {
out << "Colors.push(";
addColor(C[i]);
out << ");" << newl;
}
for(size_t i=0; i < nI; ++i) {
out << "Indices.push([";
const uint32_t *PIi=PI[i];
const uint32_t *NIi=NI[i];
bool keepNI=distinct(NIi,PIi);
bool keepCI=nC && distinct(CI[i],PIi);
addIndices(PIi);
if(keepNI || keepCI) {
out << ",";
if(keepNI) addIndices(NIi);
}
if(keepCI) {
out << ",";
addIndices(CI[i]);
}
out << "]);" << newl;
}
out << "P.push(new Triangles("
<< materialIndex << "," << newl
<< Min << "," << Max << "));" << newl << newl;
}
void jsfile::addSphere(const triple& center, double radius, bool half,
const double& polar, const double& azimuth)
{
out << "sphere(" << center << "," << radius << ","
<< drawElement::centerIndex << "," << materialIndex;
if(half)
out << "," << newl << "[" << polar << "," << azimuth << "]";
out << ");" << newl << newl;
}
// core signifies whether to also draw a central line for better small-scale
// rendering.
void jsfile::addCylinder(const triple& center, double radius, double height,
const double& polar, const double& azimuth,
bool core)
{
out << "cylinder(" << center << "," << radius << "," << height << ","
<< drawElement::centerIndex << "," << materialIndex
<< "," << newl << "[" << polar << "," << azimuth << "]," << core
<< ");" << newl << newl;
}
void jsfile::addDisk(const triple& center, double radius,
const double& polar, const double& azimuth)
{
out << "disk(" << center << "," << radius << ","
<< drawElement::centerIndex << "," << materialIndex
<< "," << newl << "[" << polar << "," << azimuth << "]"
<< ");" << newl << newl;
}
void jsfile::addTube(const triple *g, double width,
const triple& Min, const triple& Max, bool core)
{
out << "tube(["
<< g[0] << "," << newl
<< g[1] << "," << newl
<< g[2] << "," << newl
<< g[3] << newl << "],"
<< width << ","
<< drawElement::centerIndex << "," << materialIndex << ","
<< Min << "," << Max << "," << core <<");" << newl << newl;
}
#endif
}
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