public void PrepareHTVAO(OpenGL gl, HitTestProgram program)
{
var vertArrIds = new uint[1];
gl.GenVertexArrays(1, vertArrIds);
VaoHT = vertArrIds[0];
gl.BindVertexArray(VaoHT);
BindHTVBOs(gl, program);
gl.EnableVertexAttribArray(0);
gl.BindVertexArray(0);
}
public void BindHTVBOs(OpenGL gl, HitTestProgram program)
{
var attribPos = program.Attribs["Position"];
gl.BindBuffer(_vboTarget, Position);
gl.VertexAttribPointer(attribPos, 3, OpenGL.GL_FLOAT, false, 0, IntPtr.Zero);
gl.EnableVertexAttribArray(attribPos);
attribPos = program.Attribs["HTColorId"];
gl.BindBuffer(_vboTarget, HTColorId);
gl.VertexAttribPointer(attribPos, 3, OpenGL.GL_FLOAT, false, 0, IntPtr.Zero);
gl.VertexAttribDivisor(attribPos, 1);
gl.EnableVertexAttribArray(attribPos);
gl.BindBuffer(_iboTarget, Ibo);
}
public void Init(object sender, OpenGLEventArgs args)
{
SceneControl = sender as OpenGLControlJOG;
// Set up the view.
MvpBuilder.FovRadians = (float)Math.PI / 2f; // Set FOV to 90°
MvpBuilder.Far = 100f;
MvpBuilder.Near = 0.01f;
MvpBuilder.Width = (int)SceneControl.ActualWidth;
MvpBuilder.Height = (int)SceneControl.ActualHeight;
MvpBuilder.TranslationZ = -10;
MvpBuilder.BuildPerspectiveProjection();
MvpBuilder.BuildTurntableModelview();
// Create a visible shader program.
NmProgram = new NormalMaterialProgram(GL);
NmProgram.LightPosition = new vec3(5, 10, 15);
NormalMatrix = mat3.identity();
// Create the hit test shader program.
HtProgram = new HitTestProgram(GL);
ProjectionMatrix = MvpBuilder.ProjectionMatrix;
ModelviewMatrix = MvpBuilder.ModelviewMatrix;
AddData(GL);
GL.Enable(OpenGL.GL_DEPTH_TEST);
GL.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
}
public void Init(object sender, OpenGLEventArgs args)
{
SceneControl = sender as OpenGLControlJOG;
// Set up the view.
MvpBuilder.FovRadians = (float)Math.PI / 2f; // Set FOV to 90°
MvpBuilder.Far = 100f;
MvpBuilder.Near = 0.01f;
MvpBuilder.Width = (int)SceneControl.ActualWidth;
MvpBuilder.Height = (int)SceneControl.ActualHeight;
MvpBuilder.TranslationZ = -10;
MvpBuilder.BuildPerspectiveProjection();
MvpBuilder.BuildTurntableModelview();
// Create a visible shader program.
NmProgram = new NormalMaterialProgram(GL);
NmProgram.LightPosition = new vec3(5, 10, 15);
NormalMatrix = mat3.identity();
// Create the hit test shader program.
HtProgram = new HitTestProgram(GL);
ProjectionMatrix = MvpBuilder.ProjectionMatrix;
ModelviewMatrix = MvpBuilder.ModelviewMatrix;
AddData(GL);
GL.Enable(OpenGL.GL_DEPTH_TEST);
GL.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
}
public void PrepareHTVAO(OpenGL gl, HitTestProgram program)
{
var vertArrIds = new uint[1];
gl.GenVertexArrays(1, vertArrIds);
VaoHT = vertArrIds[0];
gl.BindVertexArray(VaoHT);
BindHTVBOs(gl, program);
gl.EnableVertexAttribArray(0);
gl.BindVertexArray(0);
}
public void BindHTVBOs(OpenGL gl, HitTestProgram program)
{
var attribPos = program.Attribs["Position"];
gl.BindBuffer(_vboTarget, Position);
gl.VertexAttribPointer(attribPos, 3, OpenGL.GL_FLOAT, false, 0, IntPtr.Zero);
gl.EnableVertexAttribArray(attribPos);
attribPos = program.Attribs["HTColorId"];
gl.BindBuffer(_vboTarget, HTColorId);
gl.VertexAttribPointer(attribPos, 3, OpenGL.GL_FLOAT, false, 0, IntPtr.Zero);
gl.VertexAttribDivisor(attribPos, 1);
gl.EnableVertexAttribArray(attribPos);
gl.BindBuffer(_iboTarget, Ibo);
}