Initial commit

lua/postprocess/bokeh_dof.lua

@@ -0,0 +1,38 @@
+
+local blur_mat = Material( "pp/bokehblur" )
+
+local pp_bokeh = CreateClientConVar( "pp_bokeh", "0", false, false )
+local pp_bokeh_blur = CreateClientConVar( "pp_bokeh_blur", "5", true, false )
+local pp_bokeh_distance = CreateClientConVar( "pp_bokeh_distance", "0.1", true, false )
+local pp_bokeh_focus = CreateClientConVar( "pp_bokeh_focus", "1.0", true, false )
+
+function DrawBokehDOF( intensity, distance, focus )
+
+	render.UpdateScreenEffectTexture()
+
+	blur_mat:SetTexture( "$BASETEXTURE", render.GetScreenEffectTexture() )
+	blur_mat:SetTexture( "$DEPTHTEXTURE", render.GetResolvedFullFrameDepth() )
+
+	blur_mat:SetFloat( "$size", intensity )
+	blur_mat:SetFloat( "$focus", distance )
+	blur_mat:SetFloat( "$focusradius", focus )
+
+	render.SetMaterial( blur_mat )
+	render.DrawScreenQuad()
+
+end
+
+hook.Add( "RenderScreenspaceEffects", "RenderBokeh", function()
+
+	if ( !pp_bokeh:GetBool() ) then return end
+	if ( !GAMEMODE:PostProcessPermitted( "bokeh" ) ) then return end
+
+	DrawBokehDOF( pp_bokeh_blur:GetFloat(), pp_bokeh_distance:GetFloat(), pp_bokeh_focus:GetFloat() )
+
+end )
+
+hook.Add( "NeedsDepthPass", "NeedsDepthPass_Bokeh", function()
+
+	if ( pp_bokeh:GetBool() ) then return true end
+
+end )