public void Init(ShaderProgram shader)
{
Console.WriteLine("Initilising graph");
gfx_model = MatrixCollection.CreateInitialMatricies();
textObjects = new List <GfxTextNode2D>();
//attribute_vpos = shader.GetAttribLocation("vPosition");
//attribute_vcol = shader.GetAttribLocation("vColor");
//GL.GenBuffers(1, out vbo_position);
//GL.GenBuffers(1, out vbo_color);
//GL.BindBuffer(BufferTarget.ArrayBuffer, vbo_position);
//GL.BufferData<Vector3>(BufferTarget.ArrayBuffer, (IntPtr)(vertdata.Length * Vector3.SizeInBytes), vertdata, BufferUsageHint.StaticDraw);
//GL.VertexAttribPointer(attribute_vpos, 3, VertexAttribPointerType.Float, false, 0, 0);
//GL.BindBuffer(BufferTarget.ArrayBuffer, vbo_color);
//GL.BufferData<Vector3>(BufferTarget.ArrayBuffer, (IntPtr)(coldata.Length * Vector3.SizeInBytes), coldata, BufferUsageHint.StaticDraw);
//GL.VertexAttribPointer(attribute_vcol, 3, VertexAttribPointerType.Float, true, 0, 0);
//// Validate that the buffer is the correct size
//int bufferSize;
//GL.GetBufferParameter(BufferTarget.ArrayBuffer, BufferParameterName.BufferSize, out bufferSize);
//if (coldata.Length * Vector3.SizeInBytes != bufferSize)
// throw new ApplicationException("Vertex array not uploaded correctly");
//GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
}
public static MatrixCollection CreateInitialMatricies(INativeWindow window)
{
MatrixCollection mc = new MatrixCollection();
mc.modelview = Matrix4.Identity;
//mc.modelview = Matrix4.LookAt(Vector3.UnitX, Vector3.UnitZ, Vector3.UnitY);
mc.projection = CreatePerspectiveFieldOfView(window);
return(mc);
}
public static MatrixCollection CreateInitialMatricies()
{
MatrixCollection mc = new MatrixCollection();
mc.modelview = Matrix4.Identity;
//mc.modelview = Matrix4.LookAt(Vector3.UnitX, Vector3.UnitZ, Vector3.UnitY);
mc.projection = Matrix4.Identity;
return(mc);
}
protected override void OnLoad(EventArgs e)
{
// SCENE
string info = "[Vendor] " + GL.GetString(StringName.Vendor) + " "
+ "[Version] " + GL.GetString(StringName.Version) + "\n"
+ "[Renderer] " + GL.GetString(StringName.Renderer) + "\n"
+ "[ShadingLanguageVersion] " + GL.GetString(StringName.ShadingLanguageVersion) + "\n"
+ "[Extensions] " + GL.GetString(StringName.Extensions)
;
Console.WriteLine(info);
GL.ClearDepth(1.0f); // Depth Buffer Setup
GL.Enable(EnableCap.DepthTest); // Enables Depth Testing
GL.ClearColor(OpenTK.Graphics.Color4.Black);
GL.PointSize(5f);
/* load shaders */
var shaders = new List <Shader>();
shaders.Add(new VertexShader {
FileName = System.IO.Path.GetFullPath(@base + "SceneGraphVertex.shader")
});
shaders.Add(new FragmentShader {
FileName = System.IO.Path.GetFullPath(@base + "SceneGraphFragment.shader")
});
shader = ShaderProgram.CreateLoadAndLinkProgram(shaders);
/* bind shader variables, and bind buffers */
gfx_model = MatrixCollection.CreateInitialMatricies(window: this);
gfx_model.GetMatrixUniforms(shader);
RebuildLayout();
base.OnLoad(e);
}
public static void PushMatrix(MatrixCollection m)
{
//GL.PushMatrix();
k.Push(m);
}
