public static void BillboardBegin(Texture tex, float x, float y, float z, float size)
{
GL.PushAttrib(AttribMask.ColorBufferBit | AttribMask.EnableBit | AttribMask.PolygonBit);
int i, j;
size *= 0.01f;
GL.Enable(EnableCap.Texture2D);
tex.Bind();
GL.Disable(EnableCap.CullFace);
GL.Disable(EnableCap.Lighting);
GL.PushMatrix();
GL.Translate(x, y, z);
GL.GetFloat(GetPName.ModelviewMatrix, Util.ModelMatrix);
for (i = 0; i < 3; i++)
{
for (j = 0; j < 3; j++)
{
if (i == j) Util.ModelMatrix[i * 4 + j] = 1;
else Util.ModelMatrix[i * 4 + j] = 0;
}
}
GL.LoadMatrix(Util.ModelMatrix);
GL.Scale(size, size, size);
}
/// <summary>
/// lataa skybox.
/// </summary>
/// <param name="skyName">skyboxin nimi, eli esim plainsky_ jos tiedostot on plainsky_front.jpg, plainsky_back.jpg jne</param>
/// <param name="ext">tiedoston pääte, eli jpg, png, dds, ..</param>
/// <param name="scale"></param>
public void LoadSkybox(string skyName, string ext, float scale)
{
Texture.LoadTextures = false; // älä lataa objektin textureita automaattisesti
sky = new ObjModel("skybox", "skybox.obj", scale, scale, scale); // lataa skybox
Texture.LoadTextures = true; // seuraava saa ladatakin..
sky.Boundings = null;
string[] side = { "bottom", "left", "back", "right", "top", "front" };
for (int q = 0; q < 6; q++)
{
sky.Meshes()[q].Boundings = null;
string fileName = skyName + side[q] + "." + ext;
Texture newSkyTex = new Texture();
TextureLoaders.TextureLoaderParameters.WrapModeS = TextureWrapMode.ClampToEdge;
TextureLoaders.TextureLoaderParameters.WrapModeT = TextureWrapMode.ClampToEdge;
newSkyTex = Texture.Load(fileName);
// etsi sivun materiaali
Material matInf = sky.GetMaterial(sky.Meshes()[q].MaterialName);
if (matInf != null)
{
// korvaa vanhat texturet
matInf.DiffuseTex = newSkyTex;
}
}
TextureLoaders.TextureLoaderParameters.WrapModeS = TextureWrapMode.Repeat;
TextureLoaders.TextureLoaderParameters.WrapModeT = TextureWrapMode.Repeat;
}
/// <summary>Load resources here.</summary>
protected override void OnLoad(EventArgs e)
{
GL.ClearColor(System.Drawing.Color.Blue);
GL.Enable(EnableCap.DepthTest);
GL.Enable(EnableCap.Texture2D);
GL.Hint(HintTarget.PerspectiveCorrectionHint, HintMode.Nicest);
GL.Enable(EnableCap.CullFace);
GL.ShadeModel(ShadingModel.Smooth);
GL.Enable(EnableCap.Normalize);
GL.Enable(EnableCap.ColorMaterial);
Light.Enable();
Light light=new Light("light");
light.Position = new Vector3(20, 50, 0);
light.Ambient = new Vector3(0.8f, 0.8f, 0.8f);
Light.Add(light, 0);
light = new Light("light2");
light.Position = new Vector3(-40, 50, 50);
light.Ambient = new Vector3(0.8f, 0.8f, 0.8f);
Light.Add(light, 1);
obj = new ObjModel("scene", "skene.obj", 20, 20, 20);
skybox.LoadSkybox("sky/sky2_", "jpg", 100);
tex = Texture.Load("1.png");
cam.Position.Y = 10;
Util.Set3DMode();
}
public static Texture Load(string fileName, bool useTexDir)
{
Texture temptex;
// jos texture on jo ladattu, ei ladata uudelleen
textures.TryGetValue(fileName, out temptex);
if (temptex != null)
{
temptex.textureCount++; // monta muuta käyttöä samalla texturella
return temptex;
}
Texture t = new Texture();
t.textureName = fileName;
Log.WriteDebugLine("Texture: " + t.textureName);
if (useTexDir) fileName = Settings.TextureDir + fileName;
try
{
if (fileName.Contains(".dds")) // jos dds texture
{
TextureLoaders.ImageDDS.LoadFromDisk(fileName, out t.textureID, out t.target);
}
else
{
TextureLoaders.ImageGDI.LoadFromDisk(fileName, out t.textureID, out t.target);
}
}
catch (Exception e)
{
Log.WriteDebugLine(e.ToString());
throw new Exception(e.ToString());
}
float[] pwidth = new float[1];
float[] pheight = new float[1];
GL.BindTexture(t.target, t.textureID);
GL.GetTexLevelParameter(t.target, 0, GetTextureParameter.TextureWidth, pwidth);
GL.GetTexLevelParameter(t.target, 0, GetTextureParameter.TextureHeight, pheight);
t.width = (int)pwidth[0];
t.height = (int)pheight[0];
textures.Add(t.textureName, t);
return t;
}
public override void Dispose()
{
Log.WriteDebugLine("Disposed: " + Name);
if (texture != null) texture.Dispose();
if (vbo != null) vbo.Dispose();
texture = null;
vbo = null;
}
/// <summary>
/// lataa kuva.
/// </summary>
/// <param name="fileName"></param>
public void Load(string fileName)
{
texture = Texture.Load(fileName);
int[] ind = new int[] { 0, 1, 3, 1, 2, 3 };
int w = texture.Width / 2;
int h = texture.Height / 2;
Vector3[] vs = new Vector3[]
{
new Vector3(-w, -h,0),
new Vector3(-w, h,0),
new Vector3(w, h,0),
new Vector3(w, -h,0)
};
Vector2[] uv = new Vector2[]
{
new Vector2(1,0),
new Vector2(1,1),
new Vector2(0,1),
new Vector2(0,0)
};
Vector3[] norm = new Vector3[]
{
new Vector3(0, 0, 1),
new Vector3(0, 0, 1),
new Vector3(0, 0, 1),
new Vector3(0, 0, 1)
};
vbo = new VBO();
vbo.DataToVBO(vs, ind, norm, uv);
// scale
Front.X = 1;
Front.Y = 1;
}
/// <summary>
/// lataa kupu.
/// </summary>
/// <param name="skyName">texturen nimi</param>
/// <param name="scale"></param>
public void LoadSkydome(string skyName, float scale)
{
Texture.LoadTextures = false; // älä lataa objektin textureita automaattisesti
sky = new ObjModel("skydome", "skydome.obj", scale, scale, scale); // lataa kupu
Texture.LoadTextures = true; // seuraava saa ladatakin..
sky.Boundings = null;
sky.Meshes()[0].Boundings = null;
Texture newSkyTex = new Texture();
newSkyTex = Texture.Load(skyName);
// etsi materiaali
Material matInf = sky.GetMaterial(sky.Meshes()[0].MaterialName);
if (matInf != null)
{
// korvaa vanha texture
matInf.DiffuseTex = newSkyTex;
}
}
public void Load(string fileName)
{
try
{
// lataa fonttitexture
fontTex = Texture.Load(fileName);
// lataa bitmap ja etsi kirjainten uv koordinaatit
Bitmap CurrentBitmap = null;
CurrentBitmap = new Bitmap(Settings.TextureDir + fileName);
if (CurrentBitmap.PixelFormat == System.Drawing.Imaging.PixelFormat.Format24bppRgb || CurrentBitmap.PixelFormat == System.Drawing.Imaging.PixelFormat.Format32bppArgb)
{
BitmapData Data = CurrentBitmap.LockBits(new Rectangle(0, 0, CurrentBitmap.Width, CurrentBitmap.Height), ImageLockMode.ReadOnly, CurrentBitmap.PixelFormat);
SearchUV(ref Data, (CurrentBitmap.PixelFormat == System.Drawing.Imaging.PixelFormat.Format24bppRgb) ? 3 : 4);
CurrentBitmap.UnlockBits(Data);
}
else throw new Exception("Font: wrong pixel format.");
}
catch (Exception e)
{
throw new ArgumentException("Font: error loading file " + fileName + ".\n" + e);
}
CreateDL();
}