public void Draw(Camera camera, bool ztest)
{
//Disable culling
GL.Disable(EnableCap.CullFace);
// Disable z-testing if specified
if (!ztest)
{
GL.Disable(EnableCap.DepthTest);
}
// Bind debug shader
GL.UseProgram(shaderProgram);
var uniformLocation = GL.GetUniformLocation(shaderProgram, "uProjection");
GL.UniformMatrix4(uniformLocation, false, ref camera.ProjectionMatrix);
uniformLocation = GL.GetUniformLocation(shaderProgram, "uView");
GL.UniformMatrix4(uniformLocation, false, ref camera.CameraViewMatrix);
foreach (var obj in objects)
{
uniformLocation = GL.GetUniformLocation(shaderProgram, "uTransform");
var transform = obj.Transform;
GL.UniformMatrix4(uniformLocation, false, ref transform);
// Bind VAO to draw
GL.BindVertexArray(obj.VAO);
GL.DrawArrays(PrimitiveType.Triangles, 0, obj.Size);
GL.BindVertexArray(0);
}
GL.UseProgram(0);
// Re-enable depth testing
if (!ztest)
{
GL.Enable(EnableCap.DepthTest);
}
// Re-enable culling
GL.Enable(EnableCap.CullFace);
}
private void CameraBox_ItemCheck(object sender, ItemCheckEventArgs e)
{
//https://social.msdn.microsoft.com/Forums/windows/en-US/5333cdf2-a669-467c-99ae-1530e91da43a/checkedlistbox-allow-only-one-item-to-be-selected?forum=winforms
if (e.NewValue == CheckState.Checked)
{
for (var ix = 0; ix < cameraBox.Items.Count; ++ix)
{
if (e.Index != ix)
{
cameraBox.ItemCheck -= CameraBox_ItemCheck;
cameraBox.SetItemChecked(ix, false);
cameraBox.ItemCheck += CameraBox_ItemCheck;
}
}
ActiveCamera = cameraBox.Items[e.Index] as Camera;
}
else if (e.CurrentValue == CheckState.Checked && cameraBox.CheckedItems.Count == 1)
{
e.NewValue = CheckState.Checked;
}
}
private void MeshControl_Load(object sender, EventArgs e)
{
meshControl.MakeCurrent();
Console.WriteLine("OpenGL version: " + GL.GetString(StringName.Version));
Console.WriteLine("OpenGL vendor: " + GL.GetString(StringName.Vendor));
Console.WriteLine("GLSL version: " + GL.GetString(StringName.ShadingLanguageVersion));
CheckOpenGL();
LoadBoundingBox();
GL.Enable(EnableCap.CullFace);
GL.Enable(EnableCap.DepthTest);
GL.ClearColor(Settings.BackgroundColor);
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
InitializeInputTick();
ActiveCamera = new Camera(tabs.Width, tabs.Height, MinBounds, MaxBounds);
cameraBox.Items.Add(ActiveCamera, true);
foreach (var cameraInfo in cameras)
{
var camera = new Camera(tabs.Width, tabs.Height, cameraInfo.Item2, cameraInfo.Item1);
cameraBox.Items.Add(camera);
}
ActiveAnimation = Animations.Count > 0 ? Animations[0] : null;
animationBox.Items.AddRange(Animations.ToArray());
foreach (var obj in MeshesToRender)
{
obj.LoadFromResource(MaterialLoader);
}
#if DEBUG
Debug.Setup();
//Skeleton.DebugDraw(Debug);
#endif
// Create animation texture
AnimationTexture = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D, AnimationTexture);
// Set clamping to edges
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToEdge);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToEdge);
// Set nearest-neighbor sampling since we don't want to interpolate matrix rows
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Nearest);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMinFilter.Nearest);
//Unbind texture again
GL.BindTexture(TextureTarget.Texture2D, 0);
// TODO: poor hack
FileExtensions.ClearCache();
Loaded = true;
Console.WriteLine("{0} draw calls total", MeshesToRender.Sum(x => x.DrawCalls.Count));
}
private void MeshControl_Load(object sender, EventArgs e)
{
meshControl.MakeCurrent();
Console.WriteLine("OpenGL version: " + GL.GetString(StringName.Version));
Console.WriteLine("OpenGL vendor: " + GL.GetString(StringName.Vendor));
Console.WriteLine("GLSL version: " + GL.GetString(StringName.ShadingLanguageVersion));
CheckOpenGL();
LoadBoundingBox();
GL.Enable(EnableCap.CullFace);
GL.Enable(EnableCap.DepthTest);
GL.ClearColor(Settings.BackgroundColor);
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
InitializeInputTick();
// If no defaul camera was found, make one up
if (ActiveCamera == null)
{
ActiveCamera = new Camera(MinBounds, MaxBounds);
}
cameraBox.Items.Add(ActiveCamera, true);
// Set camera viewport size
ActiveCamera.SetViewportSize(meshControl.Width, meshControl.Width);
foreach (var cameraInfo in cameras)
{
var camera = new Camera(cameraInfo.Item2, cameraInfo.Item1);
cameraBox.Items.Add(camera);
}
ActiveAnimation = Animations.Count > 0 ? Animations[0] : null;
animationBox.Items.AddRange(Animations.ToArray());
foreach (var obj in MeshesToRender)
{
obj.LoadFromResource(MaterialLoader);
}
// Gather render modes
var renderModes = new string[0];
foreach (var mesh in MeshesToRender)
{
foreach (var call in mesh.DrawCalls)
{
renderModes = renderModes.Union(call.Shader.RenderModes).ToArray();
}
}
if (SubjectType == RenderSubject.Model)
{
renderModeComboBox.Items.Clear();
renderModeComboBox.Items.Add("Change render mode...");
renderModeComboBox.Items.AddRange(renderModes);
renderModeComboBox.SelectedIndex = 0;
}
#if DEBUG
Debug.Setup();
#endif
// Create animation texture
AnimationTexture = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D, AnimationTexture);
// Set clamping to edges
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToEdge);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToEdge);
// Set nearest-neighbor sampling since we don't want to interpolate matrix rows
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Nearest);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMinFilter.Nearest);
//Unbind texture again
GL.BindTexture(TextureTarget.Texture2D, 0);
// TODO: poor hack
FileExtensions.ClearCache();
Loaded = true;
Console.WriteLine("{0} draw calls total", MeshesToRender.Sum(x => x.DrawCalls.Count));
}
