mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-11-22 15:16:12 +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
|
|
@ -44,7 +44,7 @@ const CPoint Down(0, 1);
|
|||
const CPoint Left(-1, 0);
|
||||
const CPoint Right(1, 0);
|
||||
|
||||
const uint TextureSize = 4096;
|
||||
uint TextureSize = 4096;
|
||||
|
||||
const NLMISC::CRGBA DiscardColor = NLMISC::CRGBA::Red;
|
||||
const NLMISC::CRGBA KeepColor = NLMISC::CRGBA::Blue;
|
||||
|
|
@ -53,8 +53,19 @@ typedef std::vector<CPoint> CPoints;
|
|||
|
||||
struct CFace
|
||||
{
|
||||
static const uint INDICES_COUNT = 3;
|
||||
uint indices[INDICES_COUNT];
|
||||
std::vector<uint> indices;
|
||||
};
|
||||
|
||||
struct CObject
|
||||
{
|
||||
std::string name;
|
||||
std::vector<NLMISC::CUV> textureCoords;
|
||||
std::vector<CFace> faces;
|
||||
|
||||
void display()
|
||||
{
|
||||
nlinfo("Object %s processed with %u vertices and %u faces", name.c_str(), (uint)textureCoords.size(), (uint)faces.size());
|
||||
}
|
||||
};
|
||||
|
||||
bool fillPoint(NLMISC::CBitmap &bitmap, sint width, CPoints &points)
|
||||
|
|
@ -100,6 +111,23 @@ bool fillPoint(NLMISC::CBitmap &bitmap, sint width, CPoints &points)
|
|||
return true;
|
||||
}
|
||||
|
||||
void drawEdge(NLMISC::CBitmap &bitmap, const CObject &object, const CFace &face, uint index0, uint index1)
|
||||
{
|
||||
NLMISC::CUV uv0 = object.textureCoords[face.indices[index0]];
|
||||
NLMISC::CUV uv1 = object.textureCoords[face.indices[index1]];
|
||||
|
||||
std::vector<std::pair<sint, sint> > pixels;
|
||||
|
||||
// draw the triangle with vertices UV coordinates
|
||||
NLMISC::drawFullLine(uv0.U, uv0.V, uv1.U, uv1.V, pixels);
|
||||
|
||||
// for each pixels, set them to black
|
||||
for (uint j = 0, jlen = pixels.size(); j < jlen; ++j)
|
||||
{
|
||||
bitmap.setPixelColor(pixels[j].first, pixels[j].second, NLMISC::CRGBA::Black);
|
||||
}
|
||||
}
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
NLMISC::CApplicationContext applicationContext;
|
||||
|
|
@ -113,6 +141,7 @@ int main(int argc, char **argv)
|
|||
args.addArg("f", "fill", "color or image", "Fill background part with color or image");
|
||||
args.addArg("u", "uvmap", "", "Generate a UV Map texture from OBJ file");
|
||||
args.addArg("w", "width", "width of border", "Width of the border to fill (default 0)");
|
||||
args.addArg("s", "size", "size of output bitmap", "Width and height of generated bitmap (default 4096)");
|
||||
args.addArg("b", "background", "background color", "Color to use to fill background");
|
||||
args.addArg("o", "output", "filename", "Output filename");
|
||||
args.addAdditionalArg("filename", "File to process", true, true);
|
||||
|
|
@ -123,6 +152,12 @@ int main(int argc, char **argv)
|
|||
|
||||
std::string output = args.haveArg("o") ? args.getArg("o").front() : "";
|
||||
|
||||
if (args.haveArg("s"))
|
||||
{
|
||||
// size of generated bitmap
|
||||
NLMISC::fromString(args.getArg("s").front(), TextureSize);
|
||||
}
|
||||
|
||||
if (args.haveArg("c"))
|
||||
{
|
||||
// colorize
|
||||
|
|
@ -278,9 +313,6 @@ int main(int argc, char **argv)
|
|||
|
||||
if (args.haveArg("u"))
|
||||
{
|
||||
std::vector<NLMISC::CUV> verticeTextureCoords;
|
||||
std::vector<CFace> faces;
|
||||
|
||||
NLMISC::CIFile objFile;
|
||||
|
||||
if (!objFile.open(filename))
|
||||
|
|
@ -289,6 +321,8 @@ int main(int argc, char **argv)
|
|||
return 1;
|
||||
}
|
||||
|
||||
CObject object;
|
||||
|
||||
char buffer[1024];
|
||||
|
||||
while (!objFile.eof())
|
||||
|
|
@ -298,11 +332,18 @@ int main(int argc, char **argv)
|
|||
|
||||
std::string line(buffer);
|
||||
|
||||
if (line.size() > 1022)
|
||||
{
|
||||
nlwarning("More than 1022 bytes on a line!");
|
||||
return 1;
|
||||
}
|
||||
|
||||
if (line.size() < 3) continue;
|
||||
|
||||
// texture coordinate
|
||||
if (line.substr(0, 3) == "vt ")
|
||||
{
|
||||
// vertex texture
|
||||
std::vector<std::string> tokens;
|
||||
NLMISC::explode(line, std::string(" "), tokens);
|
||||
|
||||
|
|
@ -313,7 +354,7 @@ int main(int argc, char **argv)
|
|||
NLMISC::fromString(tokens[2], v);
|
||||
|
||||
// V coordinates are inverted
|
||||
verticeTextureCoords.push_back(NLMISC::CUV(u * (float)TextureSize, (1.f - v) * (float)TextureSize));
|
||||
object.textureCoords.push_back(NLMISC::CUV(u * (float)TextureSize, (1.f - v) * (float)TextureSize));
|
||||
}
|
||||
else
|
||||
{
|
||||
|
|
@ -322,41 +363,49 @@ int main(int argc, char **argv)
|
|||
}
|
||||
else if (line.substr(0, 2) == "f ")
|
||||
{
|
||||
// face
|
||||
std::vector<std::string> tokens;
|
||||
NLMISC::explode(line, std::string(" "), tokens);
|
||||
|
||||
if (tokens.size() == 4)
|
||||
{
|
||||
CFace face;
|
||||
face.indices.resize(tokens.size()-1);
|
||||
|
||||
for (uint i = 1; i < 4; ++i)
|
||||
bool faceValid = true;
|
||||
|
||||
for (uint i = 1, ilen = tokens.size(); i < ilen; ++i)
|
||||
{
|
||||
std::vector<std::string> tokens2;
|
||||
NLMISC::explode(tokens[i], std::string("/"), tokens2);
|
||||
|
||||
if (tokens2.size() == 3)
|
||||
{
|
||||
NLMISC::fromString(tokens2[1], face.indices[i - 1]);
|
||||
|
||||
if (NLMISC::fromString(tokens2[1], face.indices[i - 1]))
|
||||
{
|
||||
// we want indices start from 0 instead of 1
|
||||
--face.indices[i - 1];
|
||||
}
|
||||
else
|
||||
{
|
||||
faceValid = false;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
nlwarning("Not 3 arguments for indices");
|
||||
}
|
||||
}
|
||||
|
||||
faces.push_back(face);
|
||||
if (faceValid) object.faces.push_back(face);
|
||||
}
|
||||
else
|
||||
else if (line.substr(0, 2) == "o ")
|
||||
{
|
||||
nlwarning("Not 4 arguments for F");
|
||||
}
|
||||
// object
|
||||
object.name = line.substr(2);
|
||||
object.display();
|
||||
}
|
||||
}
|
||||
|
||||
nlinfo("OBJ file processed with %u vertices and %u faces", (uint)verticeTextureCoords.size(), (uint)faces.size());
|
||||
object.display();
|
||||
|
||||
objFile.close();
|
||||
|
||||
|
|
@ -369,35 +418,18 @@ int main(int argc, char **argv)
|
|||
memset(&outBitmap.getPixels()[0], 255, TextureSize * TextureSize * 4);
|
||||
|
||||
// process all faces
|
||||
for (uint i = 0, len = faces.size(); i < len; ++i)
|
||||
for (uint i = 0, ilen = object.faces.size(); i < ilen; ++i)
|
||||
{
|
||||
const CFace &face = faces[i];
|
||||
const CFace &face = object.faces[i];
|
||||
|
||||
// the 3 pixels of a vertice
|
||||
NLMISC::CUV uv0 = verticeTextureCoords[face.indices[0]];
|
||||
NLMISC::CUV uv1 = verticeTextureCoords[face.indices[1]];
|
||||
NLMISC::CUV uv2 = verticeTextureCoords[face.indices[2]];
|
||||
|
||||
std::vector<std::pair<sint, sint> > pixels, temp;
|
||||
|
||||
// draw the triangle with vertices UV coordinates
|
||||
NLMISC::drawFullLine(uv0.U, uv0.V, uv1.U, uv1.V, pixels);
|
||||
|
||||
// append pixels
|
||||
NLMISC::drawFullLine(uv1.U, uv1.V, uv2.U, uv2.V, temp);
|
||||
pixels.reserve(pixels.size() + temp.size());
|
||||
pixels.insert(pixels.end(), temp.begin(), temp.end());
|
||||
|
||||
// append pixels
|
||||
NLMISC::drawFullLine(uv2.U, uv2.V, uv0.U, uv0.V, temp);
|
||||
pixels.reserve(pixels.size() + temp.size());
|
||||
pixels.insert(pixels.end(), temp.begin(), temp.end());
|
||||
|
||||
// for each pixels, set them to black
|
||||
for (uint j = 0, jlen = pixels.size(); j < jlen; ++j)
|
||||
// pixels of a face
|
||||
for (uint k = 1, klen = face.indices.size(); k < klen; ++k)
|
||||
{
|
||||
outBitmap.setPixelColor(pixels[j].first, pixels[j].second, NLMISC::CRGBA::Black);
|
||||
drawEdge(outBitmap, object, face, k - 1, k);
|
||||
}
|
||||
|
||||
// link last and fist pixels
|
||||
drawEdge(outBitmap, object, face, face.indices.size()-1, 0);
|
||||
}
|
||||
|
||||
// save output bitmap
|
||||
|
|
|
|||
Loading…
Reference in a new issue