void RenderList()

in unity/Assets/PostProcessingV2/Runtime/PostProcessLayer.cs [723:779]
43 lines of code
12 McCabe index (conditional complexity)

        void RenderList(List<SerializedBundleRef> list, PostProcessRenderContext context, string marker)
        {
            var cmd = context.command;
            cmd.BeginSample(marker);

            // First gather active effects - we need this to manage render targets more efficiently
            m_ActiveEffects.Clear();
            for (int i = 0; i < list.Count; i++)
            {
                var effect = list[i].bundle;
                if (effect.settings.IsEnabledAndSupported(context))
                {
                    if (!context.isSceneView || (context.isSceneView && effect.attribute.allowInSceneView))
                        m_ActiveEffects.Add(effect.renderer);
                }
            }

            int count = m_ActiveEffects.Count;

            // If there's only one active effect, we can simply execute it and skip the rest
            if (count == 1)
            {
                m_ActiveEffects[0].Render(context);
            }
            else
            {
                // Else create the target chain
                m_Targets.Clear();
                m_Targets.Add(context.source); // First target is always source

                int tempTarget1 = m_TargetPool.Get();
                int tempTarget2 = m_TargetPool.Get();

                for (int i = 0; i < count - 1; i++)
                    m_Targets.Add(i % 2 == 0 ? tempTarget1 : tempTarget2);

                m_Targets.Add(context.destination); // Last target is always destination

                // Render
                context.GetScreenSpaceTemporaryRT(cmd, tempTarget1, 24, context.sourceFormat);
                if (count > 2)
                    context.GetScreenSpaceTemporaryRT(cmd, tempTarget2, 24, context.sourceFormat);

                for (int i = 0; i < count; i++)
                {
                    context.source = m_Targets[i];
                    context.destination = m_Targets[i + 1];
                    m_ActiveEffects[i].Render(context);
                }

                cmd.ReleaseTemporaryRT(tempTarget1);
                if (count > 2)
                    cmd.ReleaseTemporaryRT(tempTarget2);
            }

            cmd.EndSample(marker);
        }