Ejemplo n.º 1
0
        private short GetCameraSortingLayerBoundsIndex()
        {
            SortingLayer[] sortingLayers = Light2DManager.GetCachedSortingLayer();
            for (short i = 0; i < sortingLayers.Length; i++)
            {
                if (sortingLayers[i].id == m_Renderer2DData.cameraSortingLayerTextureBound)
                {
                    return((short)sortingLayers[i].value);
                }
            }

            return(short.MinValue);
        }
Ejemplo n.º 2
0
        public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
        {
            var isLitView = true;

#if UNITY_EDITOR
            if (renderingData.cameraData.isSceneViewCamera)
            {
                isLitView = UnityEditor.SceneView.currentDrawingSceneView.sceneLighting;
            }

            if (renderingData.cameraData.camera.cameraType == CameraType.Preview)
            {
                isLitView = false;
            }
#endif
            var cachedSortingLayers = Light2DManager.GetCachedSortingLayer();
            var camera = renderingData.cameraData.camera;

            var filterSettings = new FilteringSettings();
            filterSettings.renderQueueRange   = RenderQueueRange.all;
            filterSettings.layerMask          = -1;
            filterSettings.renderingLayerMask = 0xFFFFFFFF;
            filterSettings.sortingLayerRange  = SortingLayerRange.all;

            var isSceneLit = m_Renderer2DData.lightCullResult.IsSceneLit();
            if (isSceneLit)
            {
                var cmd = CommandBufferPool.Get();
                cmd.Clear();

                using (new ProfilingScope(cmd, m_ProfilingSampler))
                {
                    this.CreateNormalMapRenderTexture(renderingData, cmd);

                    cmd.SetGlobalFloat(k_HDREmulationScaleID, m_Renderer2DData.hdrEmulationScale);
                    cmd.SetGlobalFloat(k_InverseHDREmulationScaleID, 1.0f / m_Renderer2DData.hdrEmulationScale);
                    cmd.SetGlobalFloat(k_UseSceneLightingID, isLitView ? 1.0f : 0.0f);
                    cmd.SetGlobalColor(k_RendererColorID, Color.white);
                    this.SetShapeLightShaderGlobals(cmd);

                    context.ExecuteCommandBuffer(cmd);

                    var combinedDrawSettings = CreateDrawingSettings(k_ShaderTags, ref renderingData, SortingCriteria.CommonTransparent);
                    var normalsDrawSettings  = CreateDrawingSettings(k_NormalsRenderingPassName, ref renderingData, SortingCriteria.CommonTransparent);

                    var sortSettings = combinedDrawSettings.sortingSettings;
                    GetTransparencySortingMode(camera, ref sortSettings);
                    combinedDrawSettings.sortingSettings = sortSettings;
                    normalsDrawSettings.sortingSettings  = sortSettings;

                    var blendStylesCount = m_Renderer2DData.lightBlendStyles.Length;
                    for (var i = 0; i < cachedSortingLayers.Length;)
                    {
                        var layerToRender = cachedSortingLayers[i].id;
                        var lightStats    = m_Renderer2DData.lightCullResult.GetLightStatsByLayer(layerToRender);

                        cmd.Clear();
                        for (var blendStyleIndex = 0; blendStyleIndex < blendStylesCount; blendStyleIndex++)
                        {
                            var blendStyleMask = (uint)(1 << blendStyleIndex);
                            var blendStyleUsed = (lightStats.blendStylesUsed & blendStyleMask) > 0;

                            if (blendStyleUsed && !m_Renderer2DData.lightBlendStyles[blendStyleIndex].hasRenderTarget)
                            {
                                this.CreateBlendStyleRenderTexture(renderingData, cmd, blendStyleIndex);
                            }

                            RendererLighting.EnableBlendStyle(cmd, blendStyleIndex, blendStyleUsed);
                        }

                        context.ExecuteCommandBuffer(cmd);

                        // find the highest layer that share the same set of lights as this layer
                        var upperLayerInBatch = FindUpperBoundInBatch(i, cachedSortingLayers);
                        // Some renderers override their sorting layer value with short.MinValue or short.MaxValue.
                        // When drawing the first sorting layer, we should include the range from short.MinValue to layerValue.
                        // Similarly, when drawing the last sorting layer, include the range from layerValue to short.MaxValue.
                        var startLayerValue = (short)cachedSortingLayers[i].value;
                        var lowerBound      = (i == 0) ? short.MinValue : startLayerValue;
                        var endLayerValue   = (short)cachedSortingLayers[upperLayerInBatch].value;
                        var upperBound      = (upperLayerInBatch == cachedSortingLayers.Length - 1) ? short.MaxValue : endLayerValue;
                        // renderer within this range share the same set of lights so they should be rendered together
                        filterSettings.sortingLayerRange = new SortingLayerRange(lowerBound, upperBound);

                        // Start Rendering
                        if (lightStats.totalNormalMapUsage > 0)
                        {
                            this.RenderNormals(context, renderingData.cullResults, normalsDrawSettings, filterSettings, depthAttachment);
                        }

                        cmd.Clear();
                        if (lightStats.totalLights > 0)
                        {
                            this.RenderLights(renderingData, cmd, layerToRender, lightStats.blendStylesUsed);
                        }
                        else
                        {
                            this.ClearDirtyLighting(cmd, lightStats.blendStylesUsed);
                        }

                        CoreUtils.SetRenderTarget(cmd, colorAttachment, depthAttachment, ClearFlag.None, Color.white);
                        context.ExecuteCommandBuffer(cmd);

                        Profiler.BeginSample("RenderSpritesWithLighting - Draw Transparent Renderers");
                        context.DrawRenderers(renderingData.cullResults, ref combinedDrawSettings, ref filterSettings);
                        Profiler.EndSample();

                        if (lightStats.totalVolumetricUsage > 0)
                        {
                            cmd.Clear();
                            this.RenderLightVolumes(renderingData, cmd, layerToRender, colorAttachment, depthAttachment, lightStats.blendStylesUsed);
                            context.ExecuteCommandBuffer(cmd);
                            cmd.Clear();
                        }

                        // move on to the next one
                        i = upperLayerInBatch + 1;
                    }

                    cmd.Clear();
                    Profiler.BeginSample("RenderSpritesWithLighting - Release RenderTextures");
                    this.ReleaseRenderTextures(cmd);
                    Profiler.EndSample();
                }

                context.ExecuteCommandBuffer(cmd);
                CommandBufferPool.Release(cmd);

                filterSettings.sortingLayerRange = SortingLayerRange.all;
                RenderingUtils.RenderObjectsWithError(context, ref renderingData.cullResults, camera, filterSettings, SortingCriteria.None);
            }
            else
            {
                var unlitDrawSettings = CreateDrawingSettings(k_ShaderTags, ref renderingData, SortingCriteria.CommonTransparent);

                var cmd = CommandBufferPool.Get();
                using (new ProfilingScope(cmd, m_ProfilingSamplerUnlit))
                {
                    CoreUtils.SetRenderTarget(cmd, colorAttachment, depthAttachment, ClearFlag.None, Color.white);
                    cmd.SetGlobalTexture(k_ShapeLightTexture0ID, Texture2D.blackTexture);
                    cmd.SetGlobalTexture(k_ShapeLightTexture1ID, Texture2D.blackTexture);
                    cmd.SetGlobalTexture(k_ShapeLightTexture2ID, Texture2D.blackTexture);
                    cmd.SetGlobalTexture(k_ShapeLightTexture3ID, Texture2D.blackTexture);
                    cmd.SetGlobalFloat(k_UseSceneLightingID, isLitView ? 1.0f : 0.0f);
                    cmd.SetGlobalColor(k_RendererColorID, Color.white);
                    cmd.EnableShaderKeyword("USE_SHAPE_LIGHT_TYPE_0");
                }

                context.ExecuteCommandBuffer(cmd);
                CommandBufferPool.Release(cmd);

                Profiler.BeginSample("Render Sprites Unlit");
                context.DrawRenderers(renderingData.cullResults, ref unlitDrawSettings, ref filterSettings);
                Profiler.EndSample();

                RenderingUtils.RenderObjectsWithError(context, ref renderingData.cullResults, camera, filterSettings, SortingCriteria.None);
            }
        }