public void Draw()
{
shader.Enable();
var meshes = Core.Unit.Map.World.GetMeshes(shader);
depthShader.Enable();
Matrix4 lightSpace = light.View * light.Projection;
GL.UniformMatrix4(depthShader.GetUniformIndex("light_space"), false, ref lightSpace);
GL.Viewport(0, 0, DepthBuffer.SHADOW_WIDTH, DepthBuffer.SHADOW_HEIGHT);
depthBuffer.Bind();
GL.Clear(ClearBufferMask.DepthBufferBit);
foreach ((Mesh m, Vector3 v) in meshes)
{
Matrix4 model = Matrix4.CreateTranslation(v);
GL.UniformMatrix4(depthShader.GetUniformIndex("model"), false, ref model);
m.Draw();
}
depthBuffer.Unbind();
GL.Viewport(Size);
post.Bind();
GL.Enable(EnableCap.DepthTest);
GL.ClearColor(Color.MidnightBlue);
GL.Clear(
ClearBufferMask.ColorBufferBit
| ClearBufferMask.DepthBufferBit
);
shader.Enable();
Matrix4 projection = camera.Projection(Size);
GL.UniformMatrix4(shader.GetUniformIndex("projection"), false, ref projection);
Matrix4 view = camera.View;
GL.UniformMatrix4(shader.GetUniformIndex("view"), false, ref view);
GL.Uniform1(shader.GetUniformIndex("layer0"), 1);
GL.ActiveTexture(TextureUnit.Texture0 + 1);
GL.BindTexture(TextureTarget.Texture2D, Core.Unit.SpriteMap.Texture.Index);
depthBuffer.BindFrameTexture(shader.GetUniformIndex("shadow_map"));
Color4 fogColour = Color4.MidnightBlue;
GL.Uniform4(shader.GetUniformIndex("fog_colour"), fogColour);
foreach ((Mesh m, Vector3 v) in meshes)
{
Matrix4 model = Matrix4.CreateTranslation(v);
GL.UniformMatrix4(shader.GetUniformIndex("model"), false, ref model);
m.Draw();
}
shader.Disable();
GL.Disable(EnableCap.DepthTest);
post.Draw();
}