public void addMaterial (string cle, MATERIAL m)
{
if (materials.ContainsKey (cle)) {
MATERIAL mat = materials [cle];
mat.nbUsers++;
}
else
materials.Add(cle,m);
}
public void addMaterial(string cle, MATERIAL m)
{
if (materials.ContainsKey(cle))
{
MATERIAL mat = materials [cle];
mat.nbUsers++;
}
else
{
materials.Add(cle, m);
}
}
public void freeMaterial(string cle)
{
if (materials.ContainsKey(cle))
{
MATERIAL mat = materials [cle];
mat.nbUsers--;
if (mat.nbUsers == 0)
{
materials.Remove(cle);
}
}
}
public void initTexture(MATERIAL m)
{
m.pDiffuse.userData = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D, m.pDiffuse.userData);
GL.TexEnv(TextureEnvTarget.TextureEnv, TextureEnvParameter.TextureEnvMode, (int)TextureEnvMode.Modulate);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)All.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)All.Linear);
if (m.pDiffuse.pixelFormat.Equals(PIXEL_FORMAT.rgb))
{
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Three, m.pDiffuse.width, m.pDiffuse.height, 0, PixelFormat.Rgb, PixelType.UnsignedByte, m.pDiffuse.pixelImage.Scan0);
}
else
{
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Three, m.pDiffuse.width, m.pDiffuse.height, 0, PixelFormat.Rgba, PixelType.UnsignedByte, m.pDiffuse.pixelImage.Scan0);
}
}
public void initTexture(MATERIAL m) {
m.pDiffuse.userData = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D,m.pDiffuse.userData);
GL.TexEnv(TextureEnvTarget.TextureEnv,TextureEnvParameter.TextureEnvMode,(int)TextureEnvMode.Modulate);
GL.TexParameter(TextureTarget.Texture2D,TextureParameterName.TextureMinFilter,(int)All.Linear);
GL.TexParameter(TextureTarget.Texture2D,TextureParameterName.TextureMagFilter,(int)All.Linear);
if(m.pDiffuse.pixelFormat.Equals(PIXEL_FORMAT.rgb)) {
GL.TexImage2D(TextureTarget.Texture2D,0,PixelInternalFormat.Three,m.pDiffuse.width,m.pDiffuse.height,0,PixelFormat.Rgb,PixelType.UnsignedByte,m.pDiffuse.pixelImage.Scan0);
}
else {
GL.TexImage2D(TextureTarget.Texture2D,0,PixelInternalFormat.Three,m.pDiffuse.width,m.pDiffuse.height,0,PixelFormat.Rgba,PixelType.UnsignedByte,m.pDiffuse.pixelImage.Scan0);
}
}
public void readMaterial (string path, string matName)
{
MATERIAL m;
if(scene.materials.TryGetValue(matName, out m)){
m.nbUsers++;
}
else {
System.IO.StreamReader mtl = new System.IO.StreamReader(path);
string lineMtl;
bool Ended = false;
m = new MATERIAL();
while((lineMtl = mtl.ReadLine()) != null || !Ended)
{
if(lineMtl.StartsWith("newmtl") && lineMtl.Contains(matName)){
lineMtl = mtl.ReadLine();
while(!Ended)
{
if(lineMtl == null)
{
Ended = true;
}
else {
if(lineMtl.StartsWith("Kd"))
{
m.diffuse = new float[3];
char[] delimiterChars = {' '};
string[] positions = lineMtl.Split(delimiterChars);
m.diffuse[0] = float.Parse (positions[1]);
m.diffuse[1] = float.Parse (positions[2]);
m.diffuse[2] = float.Parse (positions[3]);
}
if(lineMtl.StartsWith("Ka"))
{
m.ambient = new float[3];
char[] delimiterChars = {' '};
string[] positions = lineMtl.Split(delimiterChars);
m.ambient[0] = float.Parse (positions[1]);
m.ambient[1] = float.Parse (positions[2]);
m.ambient[2] = float.Parse (positions[3]);
}
if(lineMtl.StartsWith("Ks"))
{
m.specular = new float[3];
char[] delimiterChars = {' '};
string[] positions = lineMtl.Split(delimiterChars);
m.specular[0] = float.Parse (positions[1]);
m.specular[1] = float.Parse (positions[2]);
m.specular[2] = float.Parse (positions[3]);
}
if(lineMtl.StartsWith("d"))
{
char[] delimiterChars = {' '};
string[] positions = lineMtl.Split(delimiterChars);
m.transparency = float.Parse (positions[1]);
}
if(lineMtl.StartsWith("map_Kd"))
{
string[] param = lineMtl.Split(' ');
/*Bitmap bm = new Bitmap("../../blender/" +param[1]);
m.pDiffuse.pixelImage =
bm.LockBits(
new System.Drawing.Rectangle(0,0,bm.Width,bm.Height),
System.Drawing.Imaging.ImageLockMode.ReadOnly,
System.Drawing.Imaging.PixelFormat.Format24bppRgb
);*/
}
if( lineMtl.Contains("newmtl"))
Ended = true;
lineMtl = mtl.ReadLine();
}
}
m.name = matName;
}
}
scene.addMaterial(matName,m);
}
}
public void readMaterial(string path, string matName)
{
MATERIAL m;
if (scene.materials.TryGetValue(matName, out m))
{
m.nbUsers++;
}
else
{
System.IO.StreamReader mtl = new System.IO.StreamReader(path);
string lineMtl;
bool Ended = false;
m = new MATERIAL();
while ((lineMtl = mtl.ReadLine()) != null || !Ended)
{
if (lineMtl.StartsWith("newmtl") && lineMtl.Contains(matName))
{
lineMtl = mtl.ReadLine();
while (!Ended)
{
if (lineMtl == null)
{
Ended = true;
}
else
{
if (lineMtl.StartsWith("Kd"))
{
m.diffuse = new float[3];
char[] delimiterChars = { ' ' };
string[] positions = lineMtl.Split(delimiterChars);
m.diffuse[0] = float.Parse(positions[1]);
m.diffuse[1] = float.Parse(positions[2]);
m.diffuse[2] = float.Parse(positions[3]);
}
if (lineMtl.StartsWith("Ka"))
{
m.ambient = new float[3];
char[] delimiterChars = { ' ' };
string[] positions = lineMtl.Split(delimiterChars);
m.ambient[0] = float.Parse(positions[1]);
m.ambient[1] = float.Parse(positions[2]);
m.ambient[2] = float.Parse(positions[3]);
}
if (lineMtl.StartsWith("Ks"))
{
m.specular = new float[3];
char[] delimiterChars = { ' ' };
string[] positions = lineMtl.Split(delimiterChars);
m.specular[0] = float.Parse(positions[1]);
m.specular[1] = float.Parse(positions[2]);
m.specular[2] = float.Parse(positions[3]);
}
if (lineMtl.StartsWith("d"))
{
char[] delimiterChars = { ' ' };
string[] positions = lineMtl.Split(delimiterChars);
m.transparency = float.Parse(positions[1]);
}
if (lineMtl.StartsWith("map_Kd"))
{
string[] param = lineMtl.Split(' ');
/*Bitmap bm = new Bitmap("../../blender/" +param[1]);
* m.pDiffuse.pixelImage =
* bm.LockBits(
* new System.Drawing.Rectangle(0,0,bm.Width,bm.Height),
* System.Drawing.Imaging.ImageLockMode.ReadOnly,
* System.Drawing.Imaging.PixelFormat.Format24bppRgb
* );*/
}
if (lineMtl.Contains("newmtl"))
{
Ended = true;
}
lineMtl = mtl.ReadLine();
}
}
m.name = matName;
}
}
scene.addMaterial(matName, m);
}
}
