public static bool Load(Context context, ObjMesh mesh, string fileName)
{
try
{
using (var input = context.Assets.Open(fileName))
using (StreamReader streamReader = new StreamReader(input))
{
Load(mesh, streamReader);
streamReader.Close();
return(true);
}
}
catch { return(false); }
}
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
viewportHeight = Height; viewportWidth = Width;
string vertexShaderCode = null;
string fragmentShaderCode = null;
try {
vertexShaderCode = FileTools.getContentByStream(Context.Assets.Open("Shaders/Spot/vs.glsl"));
fragmentShaderCode = FileTools.getContentByStream(Context.Assets.Open("Shaders/Spot/fs.glsl"));
spotShader = new Shader(vertexShaderCode, fragmentShaderCode);
vertexShaderCode = FileTools.getContentByStream(Context.Assets.Open("Shaders/Depth/vs.glsl"));
fragmentShaderCode = FileTools.getContentByStream(Context.Assets.Open("Shaders/Depth/fs.glsl"));
depthShader = new Shader(vertexShaderCode, fragmentShaderCode);
}
catch (Exception ex) {
throw new Exception("Can't load shaders from file: {0}", ex);
}
//////////////////////////////////////////////////////////////////////
ObjMesh sphere = new ObjMesh(Context, "triad_sphere.obj");
scene = new Scene.Scene(spotShader);
scene.Cam = new Scene.Camera(new Vector3(0.0f, 0.0f, 10.0f));
Vector3 lightAtt = new Vector3(1.0f, 0.00f, 0.02f);
Light light;
light = new Light();
Objects.InitSpotLight(ref light);
light.direction = new Vector3(1.0f, 0.0f, 0.0f);
light.color = new Vector4(0.0f, 0.5f, 1.0f, 1.0f);
light.attenuation = lightAtt;
scene.appendLight(light);
light = new Light();
Objects.InitSpotLight(ref light);
light.direction = new Vector3(-1.0f, 0.0f, 0.0f);
light.color = new Vector4(1.0f, 0.0f, 0.0f, 1.0f);
light.attenuation = lightAtt;
scene.appendLight(light);
light = new Light();
Objects.InitSpotLight(ref light);
light.direction = new Vector3(0.0f, 0.0f, 1.0f);
light.color = new Vector4(1.0f, 0.5f, 0.0f, 1.0f);
light.attenuation = lightAtt;
scene.appendLight(light);
light = new Light();
Objects.InitPointLight(ref light);
light.pos = new Vector3(0.0f, 6.0f, 6.0f);
light.color = new Vector4(0.0f, 0.75f, 0.0f, 1.0f);
light.attenuation = lightAtt;
scene.appendLight(light);
float d = 2.0f;
int id = 0;
for (int i = -1; i < 2; ++i)
{
for (int j = -1; j < 2; ++j)
{
for (int k = -1; k < 2; ++k)
{
if (i == 0 && j == 0 && k == 0)
{
continue;
}
Scene.Object obj = new Scene.Object()
{
Position = new Transformation()
{
TranslateVector = new Vector3(d * i, d * j, d * k),
ScaleFactor = 0.8f
},
Mesh = sphere,
Id = id++,
};
scene.appendObject(obj);
}
}
}
mScaleDetector = new ScaleGestureDetector(Context, this);
//UpdateFrame += delegate(object sender, FrameEventArgs args)
//{
//};
RenderFrame += delegate
{
Render();
};
scene.setViewport(Width, Height);
scene.init();
Run(30);
}
static void Load(ObjMesh mesh, TextReader textReader)
{
vertices = new List <Vector3>();
normals = new List <Vector3>();
texCoords = new List <Vector2>();
objVerticesIndexDictionary = new Dictionary <ObjMesh.ObjVertex, short>();
objVertices = new List <ObjMesh.ObjVertex>();
objTriangles = new List <ObjMesh.ObjTriangle>();
objQuads = new List <ObjMesh.ObjQuad>();
string line;
while ((line = textReader.ReadLine()) != null)
{
line = line.Trim(splitCharacters);
line = line.Replace(" ", " ");
string[] parameters = line.Split(splitCharacters);
switch (parameters[0])
{
case "p": // Point
break;
case "g":
break;
case "v": // Vertex
float x = float.Parse(parameters[1], CultureInfo.InvariantCulture.NumberFormat);
float y = float.Parse(parameters[2], CultureInfo.InvariantCulture.NumberFormat);
float z = float.Parse(parameters[3], CultureInfo.InvariantCulture.NumberFormat);
vertices.Add(new Vector3(x, y, z));
break;
case "vt": // TexCoord
float u = float.Parse(parameters[1], CultureInfo.InvariantCulture.NumberFormat);
float v = float.Parse(parameters[2], CultureInfo.InvariantCulture.NumberFormat);
texCoords.Add(new Vector2(u, v));
break;
case "vn": // Normal
float nx = float.Parse(parameters[1], CultureInfo.InvariantCulture.NumberFormat);
float ny = float.Parse(parameters[2], CultureInfo.InvariantCulture.NumberFormat);
float nz = float.Parse(parameters[3], CultureInfo.InvariantCulture.NumberFormat);
normals.Add(new Vector3(nx, ny, nz));
break;
case "f":
switch (parameters.Length)
{
case 4:
ObjMesh.ObjTriangle objTriangle = new ObjMesh.ObjTriangle();
objTriangle.Index0 = ParseFaceParameter(parameters[1]);
objTriangle.Index1 = ParseFaceParameter(parameters[2]);
objTriangle.Index2 = ParseFaceParameter(parameters[3]);
objTriangles.Add(objTriangle);
break;
case 5:
ObjMesh.ObjQuad objQuad = new ObjMesh.ObjQuad();
objQuad.Index0 = ParseFaceParameter(parameters[1]);
objQuad.Index1 = ParseFaceParameter(parameters[2]);
objQuad.Index2 = ParseFaceParameter(parameters[3]);
objQuad.Index3 = ParseFaceParameter(parameters[4]);
objQuads.Add(objQuad);
break;
}
break;
}
}
mesh.Vertices = objVertices.ToArray();
mesh.Triangles = objTriangles.ToArray();
mesh.Quads = objQuads.ToArray();
objVerticesIndexDictionary = null;
vertices = null;
normals = null;
texCoords = null;
objVertices = null;
objTriangles = null;
objQuads = null;
}
