Patrick RibasandMathias Agopian
a90019baa2
* Remove fog and lighting uniforms from FL0 --------- Co-authored-by: Mathias Agopian <mathias@google.com>
298 lines
16 KiB
C++
298 lines
16 KiB
C++
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "UibGenerator.h"
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#include "private/filament/UibStructs.h"
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#include "private/filament/BufferInterfaceBlock.h"
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#include <private/filament/EngineEnums.h>
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#include <backend/DriverEnums.h>
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#include <utils/debug.h>
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#include <stdlib.h>
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namespace filament {
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using namespace backend;
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BufferInterfaceBlock const& UibGenerator::get(UibGenerator::Ubo ubo) noexcept {
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assert_invariant(ubo != Ubo::MaterialParams);
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switch (ubo) {
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case Ubo::FrameUniforms:
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return getPerViewUib();
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case Ubo::ObjectUniforms:
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return getPerRenderableUib();
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case Ubo::BonesUniforms:
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return getPerRenderableBonesUib();
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case Ubo::MorphingUniforms:
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return getPerRenderableMorphingUib();
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case Ubo::LightsUniforms:
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return getLightsUib();
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case Ubo::ShadowUniforms:
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return getShadowUib();
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case Ubo::FroxelRecordUniforms:
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return getFroxelRecordUib();
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case Ubo::FroxelsUniforms:
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return getFroxelsUib();
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case Ubo::MaterialParams:
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abort();
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}
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}
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UibGenerator::Binding UibGenerator::getBinding(UibGenerator::Ubo ubo) noexcept {
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switch (ubo) {
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case Ubo::FrameUniforms:
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return { +DescriptorSetBindingPoints::PER_VIEW,
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+PerViewBindingPoints::FRAME_UNIFORMS };
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case Ubo::ObjectUniforms:
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return { +DescriptorSetBindingPoints::PER_RENDERABLE,
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+PerRenderableBindingPoints::OBJECT_UNIFORMS };
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case Ubo::BonesUniforms:
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return { +DescriptorSetBindingPoints::PER_RENDERABLE,
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+PerRenderableBindingPoints::BONES_UNIFORMS };
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case Ubo::MorphingUniforms:
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return { +DescriptorSetBindingPoints::PER_RENDERABLE,
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+PerRenderableBindingPoints::MORPHING_UNIFORMS };
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case Ubo::LightsUniforms:
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return { +DescriptorSetBindingPoints::PER_VIEW,
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+PerViewBindingPoints::LIGHTS };
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case Ubo::ShadowUniforms:
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return { +DescriptorSetBindingPoints::PER_VIEW,
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+PerViewBindingPoints::SHADOWS };
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case Ubo::FroxelRecordUniforms:
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return { +DescriptorSetBindingPoints::PER_VIEW,
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+PerViewBindingPoints::RECORD_BUFFER };
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case Ubo::FroxelsUniforms:
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return { +DescriptorSetBindingPoints::PER_VIEW,
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+PerViewBindingPoints::FROXEL_BUFFER };
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case Ubo::MaterialParams:
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return { +DescriptorSetBindingPoints::PER_MATERIAL,
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+PerMaterialBindingPoints::MATERIAL_PARAMS };
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}
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}
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static_assert(CONFIG_MAX_SHADOW_CASCADES == 4,
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"Changing CONFIG_MAX_SHADOW_CASCADES affects PerView size and breaks materials.");
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BufferInterfaceBlock const& UibGenerator::getPerViewUib() noexcept {
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using Type = BufferInterfaceBlock::Type;
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static BufferInterfaceBlock const uib = BufferInterfaceBlock::Builder()
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.name(PerViewUib::_name)
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.add({
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{ "viewFromWorldMatrix", 0, Type::MAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "worldFromViewMatrix", 0, Type::MAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "clipFromViewMatrix", 0, Type::MAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "viewFromClipMatrix", 0, Type::MAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "eyeFromViewMatrix", CONFIG_MAX_STEREOSCOPIC_EYES,
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Type::MAT4, Precision::HIGH },
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{ "clipFromWorldMatrix", CONFIG_MAX_STEREOSCOPIC_EYES,
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Type::MAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "worldFromClipMatrix", 0, Type::MAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "userWorldFromWorldMatrix",0,Type::MAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "clipTransform", 0, Type::FLOAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "clipControl", 0, Type::FLOAT2, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "time", 0, Type::FLOAT, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "temporalNoise", 0, Type::FLOAT, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "userTime", 0, Type::FLOAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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// ------------------------------------------------------------------------------------
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// values below should only be accessed in surface materials
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// ------------------------------------------------------------------------------------
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{ "resolution", 0, Type::FLOAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "logicalViewportScale", 0, Type::FLOAT2, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "logicalViewportOffset", 0, Type::FLOAT2, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "lodBias", 0, Type::FLOAT, Precision::DEFAULT, FeatureLevel::FEATURE_LEVEL_0 },
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{ "refractionLodOffset", 0, Type::FLOAT, Precision::DEFAULT },
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{ "derivativesScale", 0, Type::FLOAT2 },
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{ "oneOverFarMinusNear", 0, Type::FLOAT, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "nearOverFarMinusNear", 0, Type::FLOAT, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "cameraFar", 0, Type::FLOAT, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "exposure", 0, Type::FLOAT, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 }, // high precision to work around #3602 (qualcom),
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{ "ev100", 0, Type::FLOAT, Precision::DEFAULT, FeatureLevel::FEATURE_LEVEL_0 },
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{ "needsAlphaChannel", 0, Type::FLOAT, Precision::DEFAULT, FeatureLevel::FEATURE_LEVEL_0 },
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// AO
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{ "aoSamplingQualityAndEdgeDistance", 0, Type::FLOAT },
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{ "aoBentNormals", 0, Type::FLOAT },
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// ------------------------------------------------------------------------------------
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// Dynamic Lighting [variant: DYN]
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// ------------------------------------------------------------------------------------
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{ "zParams", 0, Type::FLOAT4 },
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{ "fParams", 0, Type::UINT3 },
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{ "lightChannels", 0, Type::INT },
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{ "froxelCountXY", 0, Type::FLOAT2 },
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{ "enableFroxelViz", 0, Type::INT },
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{ "dynReserved0", 0, Type::INT },
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{ "dynReserved1", 0, Type::INT },
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{ "dynReserved2", 0, Type::INT },
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{ "iblLuminance", 0, Type::FLOAT, Precision::DEFAULT, FeatureLevel::FEATURE_LEVEL_0 },
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{ "iblRoughnessOneLevel", 0, Type::FLOAT, Precision::DEFAULT, FeatureLevel::FEATURE_LEVEL_0 },
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{ "iblSH", 9, Type::FLOAT3 },
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// ------------------------------------------------------------------------------------
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// Directional Lighting [variant: DIR]
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// ------------------------------------------------------------------------------------
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{ "lightDirection", 0, Type::FLOAT3, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "padding0", 0, Type::FLOAT },
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{ "lightColorIntensity", 0, Type::FLOAT4, Precision::DEFAULT, FeatureLevel::FEATURE_LEVEL_0 },
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{ "sun", 0, Type::FLOAT4, Precision::DEFAULT, FeatureLevel::FEATURE_LEVEL_0 },
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{ "shadowFarAttenuationParams", 0, Type::FLOAT2, Precision::HIGH },
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// ------------------------------------------------------------------------------------
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// Directional light shadowing [variant: SRE | DIR]
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// ------------------------------------------------------------------------------------
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{ "directionalShadows", 0, Type::INT },
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{ "ssContactShadowDistance", 0, Type::FLOAT },
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{ "cascadeSplits", 0, Type::FLOAT4, Precision::HIGH },
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{ "cascades", 0, Type::INT },
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{ "shadowPenumbraRatioScale", 0, Type::FLOAT },
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{ "lightFarAttenuationParams", 0, Type::FLOAT2, Precision::HIGH },
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// ------------------------------------------------------------------------------------
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// VSM shadows [variant: VSM]
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// ------------------------------------------------------------------------------------
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{ "vsmExponent", 0, Type::FLOAT },
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{ "vsmDepthScale", 0, Type::FLOAT },
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{ "vsmLightBleedReduction", 0, Type::FLOAT },
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{ "shadowSamplingType", 0, Type::UINT },
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// ------------------------------------------------------------------------------------
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// Fog [variant: FOG]
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// ------------------------------------------------------------------------------------
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{ "fogDensity", 0, Type::FLOAT3,Precision::HIGH },
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{ "fogStart", 0, Type::FLOAT, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "fogMaxOpacity", 0, Type::FLOAT, Precision::DEFAULT },
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{ "fogMinMaxMip", 0, Type::UINT, Precision::HIGH },
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{ "fogHeightFalloff", 0, Type::FLOAT, Precision::HIGH },
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{ "fogCutOffDistance", 0, Type::FLOAT, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "fogColor", 0, Type::FLOAT3, Precision::DEFAULT, FeatureLevel::FEATURE_LEVEL_0 },
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{ "fogColorFromIbl", 0, Type::FLOAT, Precision::DEFAULT },
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{ "fogInscatteringStart", 0, Type::FLOAT, Precision::HIGH },
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{ "fogInscatteringSize", 0, Type::FLOAT, Precision::DEFAULT },
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{ "fogOneOverFarMinusNear", 0, Type::FLOAT, Precision::HIGH },
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{ "fogNearOverFarMinusNear", 0, Type::FLOAT, Precision::HIGH },
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{ "fogFromWorldMatrix", 0, Type::MAT3, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "fogLinearParams", 0, Type::FLOAT2, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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{ "fogReserved0", 0, Type::FLOAT2, Precision::HIGH },
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// ------------------------------------------------------------------------------------
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// Screen-space reflections [variant: SSR (i.e.: VSM | SRE)]
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// ------------------------------------------------------------------------------------
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{ "ssrReprojection", 0, Type::MAT4, Precision::HIGH },
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{ "ssrUvFromViewMatrix", 0, Type::MAT4, Precision::HIGH },
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{ "ssrThickness", 0, Type::FLOAT },
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{ "ssrBias", 0, Type::FLOAT },
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{ "ssrDistance", 0, Type::FLOAT },
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{ "ssrStride", 0, Type::FLOAT },
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// --------------------------------------------------------------------------------------------
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// user defined global variables
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// --------------------------------------------------------------------------------------------
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{ "custom", 4, Type::FLOAT4, Precision::HIGH, FeatureLevel::FEATURE_LEVEL_0 },
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// --------------------------------------------------------------------------------------------
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// for feature level 0 / es2 usage
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// --------------------------------------------------------------------------------------------
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{ "rec709", 0, Type::INT, Precision::DEFAULT, FeatureLevel::FEATURE_LEVEL_0 },
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{ "es2Reserved0", 0, Type::FLOAT },
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{ "es2Reserved1", 0, Type::FLOAT },
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{ "es2Reserved2", 0, Type::FLOAT },
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// bring PerViewUib to 2 KiB
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{ "reserved", sizeof(PerViewUib::reserved)/16, Type::FLOAT4 }
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})
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.build();
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return uib;
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}
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BufferInterfaceBlock const& UibGenerator::getPerRenderableUib() noexcept {
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static BufferInterfaceBlock const uib = BufferInterfaceBlock::Builder()
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.name(PerRenderableUib::_name)
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.add({{ "data", CONFIG_MAX_INSTANCES, BufferInterfaceBlock::Type::STRUCT, {}, {},
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"PerRenderableData", sizeof(PerRenderableData), "CONFIG_MAX_INSTANCES" }})
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.build();
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return uib;
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}
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BufferInterfaceBlock const& UibGenerator::getLightsUib() noexcept {
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static BufferInterfaceBlock const uib = BufferInterfaceBlock::Builder()
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.name(LightsUib::_name)
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.add({{ "lights", CONFIG_MAX_LIGHT_COUNT,
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BufferInterfaceBlock::Type::MAT4, Precision::HIGH }})
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.build();
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return uib;
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}
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BufferInterfaceBlock const& UibGenerator::getShadowUib() noexcept {
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static BufferInterfaceBlock const uib = BufferInterfaceBlock::Builder()
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.name(ShadowUib::_name)
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.add({{ "shadows", CONFIG_MAX_SHADOWMAPS,
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BufferInterfaceBlock::Type::STRUCT, {}, {},
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"ShadowData", sizeof(ShadowUib::ShadowData) }})
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.build();
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return uib;
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}
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BufferInterfaceBlock const& UibGenerator::getPerRenderableBonesUib() noexcept {
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static BufferInterfaceBlock const uib = BufferInterfaceBlock::Builder()
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.name(PerRenderableBoneUib::_name)
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.add({{ "bones", CONFIG_MAX_BONE_COUNT,
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BufferInterfaceBlock::Type::STRUCT, {}, {},
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"BoneData", sizeof(PerRenderableBoneUib::BoneData) }})
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.build();
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return uib;
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}
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BufferInterfaceBlock const& UibGenerator::getPerRenderableMorphingUib() noexcept {
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static BufferInterfaceBlock const uib = BufferInterfaceBlock::Builder()
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.name(PerRenderableMorphingUib::_name)
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.add({{ "weights", CONFIG_MAX_MORPH_TARGET_COUNT,
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BufferInterfaceBlock::Type::FLOAT4 }})
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.build();
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return uib;
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}
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BufferInterfaceBlock const& UibGenerator::getFroxelRecordUib() noexcept {
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static BufferInterfaceBlock const uib = BufferInterfaceBlock::Builder()
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.name(FroxelRecordUib::_name)
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.add({{ "records", 1024, BufferInterfaceBlock::Type::UINT4, Precision::HIGH, {},
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{}, {}, "CONFIG_FROXEL_RECORD_BUFFER_HEIGHT"}})
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.build();
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return uib;
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}
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BufferInterfaceBlock const& UibGenerator::getFroxelsUib() noexcept {
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static BufferInterfaceBlock const uib = BufferInterfaceBlock::Builder()
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.name(FroxelsUib::_name)
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.add({{ "records", 1024, BufferInterfaceBlock::Type::UINT4, Precision::HIGH, {},
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{}, {}, "CONFIG_FROXEL_BUFFER_HEIGHT"}})
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.build();
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return uib;
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}
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} // namespace filament
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