public override void Draw(GameTime gameTime)
{
Game.GraphicsDevice.RenderState.CullMode = CullMode.None;
CheckerEffect.setProjectionMatrix(cam.ProjectionMatrix);
CheckerEffect.setViewInverseMatrix(Matrix.Invert(cam.ViewMatrix));
CheckerEffect.setViewMatrix(cam.ViewMatrix);
CheckerEffect.setWorldInverseTransposeMatrix(Matrix.Transpose(Matrix.Invert(World * cam.WorldMatrix)));
CheckerEffect.setWorldMatrix(World * cam.WorldMatrix);
CheckerEffect.setWorldViewProjectionMatrix(World * cam.WorldMatrix * cam.ViewMatrix * cam.ProjectionMatrix);
checkerEffect.setWorldViewMatrix(World * cam.WorldMatrix * cam.ViewMatrix);
Game.GraphicsDevice.Vertices[0].SetSource(vertexBuffer, 0, VertexPositionNormalTexture.SizeInBytes);
Game.GraphicsDevice.VertexDeclaration = vertexDeclaration;
CheckerEffect.Effect.Begin();
foreach (EffectPass pass in CheckerEffect.Effect.CurrentTechnique.Passes)
{
pass.Begin();
Game.GraphicsDevice.DrawPrimitives(PrimitiveType.TriangleList, 0, 12);
pass.End();
}
CheckerEffect.Effect.End();
base.Draw(gameTime);
}
