mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-11-10 01:09:50 +00:00
Merge with develop
--HG-- branch : compatibility-develop
This commit is contained in:
kervala
commit
47ac7ddd94
1 changed files with 81 additions and 49 deletions
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@ -44,7 +44,7 @@ const CPoint Down(0, 1);
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const CPoint Left(-1, 0);
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const CPoint Right(1, 0);
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const uint TextureSize = 4096;
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uint TextureSize = 4096;
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const NLMISC::CRGBA DiscardColor = NLMISC::CRGBA::Red;
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const NLMISC::CRGBA KeepColor = NLMISC::CRGBA::Blue;
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@ -53,8 +53,19 @@ typedef std::vector<CPoint> CPoints;
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struct CFace
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{
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static const uint INDICES_COUNT = 3;
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uint indices[INDICES_COUNT];
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std::vector<uint> indices;
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};
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struct CObject
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{
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std::string name;
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std::vector<NLMISC::CUV> textureCoords;
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std::vector<CFace> faces;
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void display()
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{
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nlinfo("Object %s processed with %u vertices and %u faces", name.c_str(), (uint)textureCoords.size(), (uint)faces.size());
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}
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};
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bool fillPoint(NLMISC::CBitmap &bitmap, sint width, CPoints &points)
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@ -100,6 +111,23 @@ bool fillPoint(NLMISC::CBitmap &bitmap, sint width, CPoints &points)
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return true;
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}
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void drawEdge(NLMISC::CBitmap &bitmap, const CObject &object, const CFace &face, uint index0, uint index1)
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{
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NLMISC::CUV uv0 = object.textureCoords[face.indices[index0]];
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NLMISC::CUV uv1 = object.textureCoords[face.indices[index1]];
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std::vector<std::pair<sint, sint> > pixels;
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// draw the triangle with vertices UV coordinates
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NLMISC::drawFullLine(uv0.U, uv0.V, uv1.U, uv1.V, pixels);
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// for each pixels, set them to black
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for (uint j = 0, jlen = pixels.size(); j < jlen; ++j)
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{
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bitmap.setPixelColor(pixels[j].first, pixels[j].second, NLMISC::CRGBA::Black);
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}
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}
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int main(int argc, char **argv)
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{
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NLMISC::CApplicationContext applicationContext;
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@ -113,6 +141,7 @@ int main(int argc, char **argv)
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args.addArg("f", "fill", "color or image", "Fill background part with color or image");
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args.addArg("u", "uvmap", "", "Generate a UV Map texture from OBJ file");
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args.addArg("w", "width", "width of border", "Width of the border to fill (default 0)");
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args.addArg("s", "size", "size of output bitmap", "Width and height of generated bitmap (default 4096)");
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args.addArg("b", "background", "background color", "Color to use to fill background");
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args.addArg("o", "output", "filename", "Output filename");
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args.addAdditionalArg("filename", "File to process", true, true);
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@ -123,6 +152,12 @@ int main(int argc, char **argv)
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std::string output = args.haveArg("o") ? args.getArg("o").front() : "";
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if (args.haveArg("s"))
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{
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// size of generated bitmap
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NLMISC::fromString(args.getArg("s").front(), TextureSize);
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}
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if (args.haveArg("c"))
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{
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// colorize
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@ -278,9 +313,6 @@ int main(int argc, char **argv)
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if (args.haveArg("u"))
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{
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std::vector<NLMISC::CUV> verticeTextureCoords;
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std::vector<CFace> faces;
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NLMISC::CIFile objFile;
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if (!objFile.open(filename))
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@ -289,6 +321,8 @@ int main(int argc, char **argv)
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return 1;
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}
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CObject object;
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char buffer[1024];
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while (!objFile.eof())
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@ -298,11 +332,18 @@ int main(int argc, char **argv)
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std::string line(buffer);
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if (line.size() > 1022)
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{
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nlwarning("More than 1022 bytes on a line!");
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return 1;
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}
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if (line.size() < 3) continue;
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// texture coordinate
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if (line.substr(0, 3) == "vt ")
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{
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// vertex texture
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std::vector<std::string> tokens;
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NLMISC::explode(line, std::string(" "), tokens);
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@ -313,7 +354,7 @@ int main(int argc, char **argv)
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NLMISC::fromString(tokens[2], v);
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// V coordinates are inverted
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verticeTextureCoords.push_back(NLMISC::CUV(u * (float)TextureSize, (1.f - v) * (float)TextureSize));
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object.textureCoords.push_back(NLMISC::CUV(u * (float)TextureSize, (1.f - v) * (float)TextureSize));
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}
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else
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{
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@ -322,41 +363,49 @@ int main(int argc, char **argv)
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}
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else if (line.substr(0, 2) == "f ")
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{
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// face
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std::vector<std::string> tokens;
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NLMISC::explode(line, std::string(" "), tokens);
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if (tokens.size() == 4)
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CFace face;
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face.indices.resize(tokens.size()-1);
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bool faceValid = true;
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for (uint i = 1, ilen = tokens.size(); i < ilen; ++i)
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{
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CFace face;
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std::vector<std::string> tokens2;
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NLMISC::explode(tokens[i], std::string("/"), tokens2);
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for (uint i = 1; i < 4; ++i)
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if (tokens2.size() == 3)
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{
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std::vector<std::string> tokens2;
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NLMISC::explode(tokens[i], std::string("/"), tokens2);
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if (tokens2.size() == 3)
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if (NLMISC::fromString(tokens2[1], face.indices[i - 1]))
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{
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NLMISC::fromString(tokens2[1], face.indices[i - 1]);
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// we want indices start from 0 instead of 1
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--face.indices[i - 1];
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}
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else
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{
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nlwarning("Not 3 arguments for indices");
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faceValid = false;
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}
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}
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else
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{
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nlwarning("Not 3 arguments for indices");
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}
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}
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faces.push_back(face);
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}
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else
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{
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nlwarning("Not 4 arguments for F");
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}
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if (faceValid) object.faces.push_back(face);
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}
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else if (line.substr(0, 2) == "o ")
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{
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// object
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object.name = line.substr(2);
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object.display();
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}
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}
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nlinfo("OBJ file processed with %u vertices and %u faces", (uint)verticeTextureCoords.size(), (uint)faces.size());
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object.display();
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objFile.close();
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@ -369,35 +418,18 @@ int main(int argc, char **argv)
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memset(&outBitmap.getPixels()[0], 255, TextureSize * TextureSize * 4);
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// process all faces
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for (uint i = 0, len = faces.size(); i < len; ++i)
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for (uint i = 0, ilen = object.faces.size(); i < ilen; ++i)
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{
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const CFace &face = faces[i];
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const CFace &face = object.faces[i];
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// the 3 pixels of a vertice
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NLMISC::CUV uv0 = verticeTextureCoords[face.indices[0]];
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NLMISC::CUV uv1 = verticeTextureCoords[face.indices[1]];
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NLMISC::CUV uv2 = verticeTextureCoords[face.indices[2]];
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std::vector<std::pair<sint, sint> > pixels, temp;
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// draw the triangle with vertices UV coordinates
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NLMISC::drawFullLine(uv0.U, uv0.V, uv1.U, uv1.V, pixels);
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// append pixels
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NLMISC::drawFullLine(uv1.U, uv1.V, uv2.U, uv2.V, temp);
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pixels.reserve(pixels.size() + temp.size());
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pixels.insert(pixels.end(), temp.begin(), temp.end());
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// append pixels
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NLMISC::drawFullLine(uv2.U, uv2.V, uv0.U, uv0.V, temp);
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pixels.reserve(pixels.size() + temp.size());
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pixels.insert(pixels.end(), temp.begin(), temp.end());
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// for each pixels, set them to black
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for (uint j = 0, jlen = pixels.size(); j < jlen; ++j)
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// pixels of a face
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for (uint k = 1, klen = face.indices.size(); k < klen; ++k)
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{
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outBitmap.setPixelColor(pixels[j].first, pixels[j].second, NLMISC::CRGBA::Black);
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drawEdge(outBitmap, object, face, k - 1, k);
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}
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// link last and fist pixels
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drawEdge(outBitmap, object, face, face.indices.size()-1, 0);
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}
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// save output bitmap
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