public override void OnRender(SceneEntity entity)
{
}
public override void OnRender(SceneEntity entity)
{
base.OnRender(entity);
}
public abstract void OnRender(SceneEntity entity);
public override void OnRender(SceneEntity entity)
{
foreach (var material in Materials)
{
material.Shader.Use();
#region Set Uniform To Shader
var modelMatrix = entity.WorldMatrix;
material.Shader.SetUniformMatrix4("model", false, ref modelMatrix);
var viewMatrix = entity.Scene.MainCamera.ViewMatrix;
material.Shader.SetUniformMatrix4("view", false, ref viewMatrix);
var projectionMatrix = entity.Scene.MainCamera.ProjectionMatrix;
material.Shader.SetUniformMatrix4("projection", false, ref projectionMatrix);
var mvp = modelMatrix * viewMatrix * projectionMatrix;
material.Shader.SetUniformMatrix4("mvp", false, ref mvp);
if (material.Textures.Count > 0)
{
for (int i = 0; i < material.Textures.Count; i++)
{
int index = (int)TextureUnit.Texture0;
TextureUnit textureUnit = (TextureUnit)(index + i);
GL.ActiveTexture(textureUnit);
GL.BindTexture(TextureTarget.Texture2D, material.Textures[i].TextureID);
material.Shader.SetUniform1(textureUnit.ToString(), i);
material.Shader.SetUniform1("useTexture" + i.ToString(), 1);
}
}
else
{
material.Shader.SetUniform1("useTexture0", -1);
}
#endregion
Bind();
foreach (var kvp in Buffers)
{
if (material.Shader.AttributeIDs.ContainsKey(kvp.Value.AttributeName))
{
int attributeID = material.Shader.AttributeIDs[kvp.Value.AttributeName];
if (attributeID != -1)
{
GL.EnableVertexAttribArray(attributeID);
}
}
else
{
if (Buffers.ContainsKey(GraphicsBufferBase.BufferType.Index))
{
Buffers[GraphicsBufferBase.BufferType.Index].Bind();
}
}
}
if (Buffers.ContainsKey(GraphicsBufferBase.BufferType.Index))
{
//GL.DrawElements<uint>(PrimitiveType.Triangles, 3, DrawElementsType.UnsignedInt, (Buffers[GraphicsBufferBase.BufferType.Index]as GraphicsBuffer<uint>).Datas.ToArray());
GL.DrawElements(PrimitiveType.Triangles, Buffers[GraphicsBufferBase.BufferType.Index].DataCount(), DrawElementsType.UnsignedInt, 0);// (Buffers[GraphicsBufferBase.BufferType.Index] as GraphicsBuffer<uint>).Datas.ToArray());
}
else
{
GL.DrawArrays(PrimitiveType.Triangles, 0, Buffers[GraphicsBufferBase.BufferType.Vertex].DataCount());
}
foreach (var kvp in Buffers)
{
if (material.Shader.AttributeIDs.ContainsKey(kvp.Value.AttributeName))
{
int attributeID = material.Shader.AttributeIDs[kvp.Value.AttributeName];
if (attributeID != -1)
{
GL.DisableVertexAttribArray(attributeID);
}
}
{
if (Buffers.ContainsKey(GraphicsBufferBase.BufferType.Index))
{
Buffers[GraphicsBufferBase.BufferType.Index].Unbind();
}
}
}
Unbind();
material.Shader.Unuse();
}
Console.WriteLine("Geometry OnRender");
}