REDsdk 4.2 API Changes

File name	“Change details”
RED.h	New return codes RED_SCG_INVALID_SKIN_MESH_DATA: Animation framework error code. RED_NET_CANT_RESOLVE_DESTINATION: RNET error code. RED_NET_CANT_CREATE_SOCKET: RNET error code. New defines RED_4PI, RED_PI4
REDAnimationClip.h	New file, part of the animation framework!
REDAnimationData.h	New file, part of the animation framework!
REDCID.h	New classes CID values.
REDColor.h	New methods RED::Color construction method from double values. RED::Color::SetRGBA from double values.
REDFactory.h	Animation system methods RED::Factory::CreateAnimationClipController. RED::Factory::CreateSkeletalAnimationClipController. RED::Factory::CreateSkeletalAnimationBlender.
REDFrameStatistics.h	New detailed statistics New RED::PassStatistics and RED::ViewpointStatistics classes for detailed pass statistics. New RED::RENDERING_PASS enumeration for pass based statistics. Most methods of the former RED::FrameStatistics class are now found in RED::ViewpointStatistics. New RED::FrameStatistics class with new high level statistics.
REDIAnimationClipController.h	New file, part of the animation framework!
REDIDataManager.h	Animation framework methods Added RED::IDataManager::GetAnimationClipControllersCount and RED::IDataManager::GetAnimationClipController. Added RED::IDataManager::GetSkeletalAnimationClipControllersCount and RED::IDataManager::GetSkeletalAnimationClipController. Added RED::IDataManager::GetSkeletalAnimationBlendersCount and RED::IDataManager::GetSkeletalAnimationBlender.
REDIGICache.h	GI replay and miscellaneous methods Modified RED::IGICache::FilterEstimator: the filtering criteria uses a neighbor count rather than a search radius. New RED::IGICache::GPUBuild method to construct a GI cache for GPU replay. New RED::IGICache::GetEstimatorPhotonsCount and RED::IGICache::GetCacheSamplesCount query methods.
REDIImageComposite.h	Minor changes Added missing RED_CIMG_FRESNEL_ALPHACOL parameter. Modified RED::IImageComposite::Layered: Maximum 7 textures can be composited in one layered image.
REDILightShape.h	Light baking New RED::RM_BAKED rendering mode for light baking. New complete sky model New RED::ILightShape::IsMoonLight query method.
REDIMaterial.h	Realistic material enhancements Added new realistic features to RED::IMaterial::SetupRealisticMaterial.
REDIMaterialController.h	Realistic material enhancements Added new #define statements for new realistic material features. New API for setting material controller creation parameters afterwards RED::IMaterialController::SetName. RED::IMaterialController::SetCategory. RED::IMaterialController::SetSubCategory. RED::IMaterialController::SetDescription. RED::IMaterialController::SetAuthor.
REDIMeshShape.h	New skinning methods RED::IMeshShape::AddBone, RED::IMeshShape::GetBonesCount. RED::IMeshShape::SetBoneMatrix, RED::IMeshShape::GetBoneMatrix, RED::IMeshShape::GetBoneNeutralPose, RED::IMeshShape::GetBoneName. RED::IMeshShape::GetBoneParent, RED::IMeshShape::GetBoneChildrenCount, RED::IMeshShape::GetBoneChild. RED::IMeshShape::SetSkinBonesCount, RED::IMeshShape::SetSkinBone. RED::IMeshShape::SetSkinVerticesCount, RED::IMeshShape::SetSkinVertex. RED::IMeshShape::SetBoneInfluencesCount, RED::IMeshShape::SetBoneInfluence. RED::IMeshShape::InitializeSkinning, RED::IMeshShape::DoSkinning, RED::IMeshShape::ResetSkinning, RED::IMeshShape::HasSkinningData.
REDIMoonLightShape.h	New file! This is the moon light source. Setup it from RED::ISkyLightShape::SetMoonLight.
REDIOTools.h	Miscellaneous Added a flag to select object types loaded through RED::IOTools::Load and to RED::IOTools::Save. Removed RED::IOLMT_LAMBERT_OR_PHONG, which is useless. Use RED::IOLMT_GENERIC instead.
REDISkeletalAnimationBlender.h	New file, part of the animation framework!
REDISkeletalAnimationController.h	New file, part of the animation framework!
REDISkyLightShape.h	New complete sky model Added RED::ISkyLightShape::SetPhysicalModel, RED::ISkyLightShape::GetPhysicalModel, RED::ISkyLightShape::IsPhysicalModel: New physical day and night sky model. Added RED::ISkyLightShape::SetCustomModel, RED::ISkyLightShape::GetCustomModel, RED::ISkyLightShape::IsCustomModel: User controller sky lighting model. Modified RED::ISkyLightShape::CreatePhysicalSkyTexture to comply to new API. Added RED::ISkyLightShape::SetSunLight, RED::ISkyLightShape::SetMoonLight: New sky model API. Added RED::ISkyLightShape::ComputeSunDirection, RED::ISkyLightShape::ComputeMoonDirection: New sky model helpers. Kept the legacy sky texture construction for backward compatibility RED::ISkyLightShape::CreatePhysicalSkyTextureLegacy.
REDISoftLight.h	Miscellaneous Added RED::ISoftLight::GetShape to access the shape of the light source. New complete sky model New RED::LT_MOON light type enumeration value.
REDISoftRayContext.h	Light baking changes Modified RED::ISoftRayContext::PrepareLights to choose to consider baked lights or not in the calculation. Miscellaneous Added RED::ISoftRayContext::IsGlossinessAnglesOnly for glossiness angles queries.
REDISoftRenderingContext.h	GI replay and world cache Added RED::ISoftRenderingContext::GetRayWorldCacheSamplesCount to access the number of samples in a GI world cache. New RED::ISoftRenderingContext::IsGIEnabled to query the actual GI settings.
REDISunLightShape.h	New complete sky model Removed RED::ISunLightShape::SetSun. The sun is now setup using RED::ISkyLightShape::SetSunLight.
REDIWindow.h	Miscellaneous Changed the prototype of RED::IWindow::FrameTracingGICache to always supply a list of filtering positions to the method. Added RED::IWindow::GetFrameStatistics to retrieve current frame statistics. New RED::IWindow::SetOSHandler method to change the handle of a window during its life.
REDMath.h	Miscellaneous New REDMISPower helper function. Removed REDNoise. Now in RED::Noise class.
REDMutex.h	New cross platform mutex class.
REDNoise.h	New file! Implements Perlin and Worley noise in 2D and 3D with or without derivatives calculations.
REDOptionList.h	New options New RED::OPTIONS_RAY_WORLD_CACHE_SAMPLES_COUNT: New option to choose the number of samples in a GI cache generated in world mode. New RED::OPTIONS_RAY_WORLD_CACHE_SAMPLES_SPREAD: Controls the GPU spreading of GI cache samples. New RED::OPTIONS_RAY_FORCE_EMBREE: Forces using Embree, regardless of the scene contents. New RED::OPTIONS_RAY_TRANSPARENCY_TOLERANCE_GPU: Controls the numerical tolerance of transparency rays in GPU ray-tracing. New RED::OPTIONS_FORCE_STENCIL: enable stencil buffers on auxiliary buffers.
REDQuaternion.h	New file!
REDRenderShader.h	Miscellaneous Modified RED::RenderShader::VertexProgramSelection and RED::RenderShader::CompositeTextureSelection for built-in shaders codepath determination. Modified RED::RenderShader::SelectSingleUV: 16 textures maximum allowed. New RED_LIGHT_MOON_LIGHT light source geometry and lighting target.
REDRenderShaderParameter.h	Miscellaneous New RED::RenderShaderParameter::REF_RAY_ENDING_NOR_IMAGE: New GPU ray-tracing reference. New RED::RenderShaderParameter::REF_RAY_WORLD_CACHE_SAMPLE_SPREAD: Reference for RED::OPTIONS_RAY_WORLD_CACHE_SAMPLES_SPREAD.
REDShaderProgramID.h	Modified internal shader classification.
REDShaderString.h	Miscellaneous Modified RED::ShaderString::ReadBumpMap to comply to new built-in shaders texturing capabilities. Added RED::ShaderString::Tex: general texture access method for ARB programs.
REDVector3.h	New RED::Vector3::Set method from double values.
REDVolumetricEffect.h	Modified RED::VolumetricEffect::GetPhase: RGB wavelength phase returned.
REDVolumetricEffectBoxVolume.h	Modified RED::VolumetricEffectBoxVolume::GetPhase: RGB wavelength phase returned.
REDVolumetricEffectLightVolume.h	Modified RED::VolumetricEffectLightVolume::GetPhase: RGB wavelength phase returned.