OGRE (O-O Graphics Rendering Engine) Files

Highlights

• Correct Colors: Automated Linear Workflow
• Unifying Shader Precision: Relaxed Precision Support
• multisampled MRT support on GL3/ GLES2 RenderSystems
• Cg now supports HLSL parameter, for easier porting
• Numerous underlying performance optimizations

Details in announcement post

What's Changed

• Main
  • add support for multisampled textures
  • AutoParamDataSource - add fastpaths for Light arrays
  • clean RSC_RTT_ naming, deprecate unused flag
  • ColourValue - add gammaToLinear
  • Compositor - only swap on last consecutive target pass
  • DepthBuffer - deprecate changing poolId
  • GpuProgramParams - simplify _copySharedParamsToTargetParams
  • add GpuProgramParameters::setUseLinearColours
  • Pass - inline the trivial GpuProgram aliases
  • QueuedRenderableCollection - workaround crash on dead pass
  • RenderQueue - clean up material loading
  • RenderSystem::initialiseFromRenderSystemCapabilities is now optional
  • RenderSystem - use more specific depth pools
  • replace DepthBuffer::POOL_ by RBP_ flags
  • Resource - buffer a copy of ListenerList before iterating callbacks so it can be modified by the callbacks
  • Resource - fire preparingComplete() callback when preparing in load().
  • SceneManager
    • call _beginFrame before clearing
    • clean up destroySceneNode overloads
    • disable depth writing for sky box material as well
    • disable per-renderable lights by default
    • drop unused destroyShadowTextures()
    • more descriptive ShadowTexture naming
    • shadow textures should be always created
    • convert clear colour for HardwareGamma targets
  • Script - deprecate shared_param_named in favour of param_named
  • TextureShadowRenderer - notify SM about tex creation
  • TextureShadowRenderer - simplify NullShadowTexture creation
  • Viewport - deprecate clear()
  • Material: make recompile equivalent to unload
  • Light - default to quadratic spotlight falloff
• CMake
  • comment out Cg on Win32, so SDK starts without Cg installed
  • comment out D3D9 on MSVC, so SDK starts without DX SDK installed
  • Dependencies: Upgrade SDL2 to 2.32.10 (#3482)
• RTSS
  • add sampler param to metal_roughness
  • add tex_coord_set param to metal_roughness
  • annotate some calculations as highp
  • cloneShaderBasedTechniques - ensure prepare works
  • enable use relaxed precision on D3D11
  • implement uv mixing for FFP texturing
  • justify fixed reflectance
  • make uvmixing more customizable
  • PerPixelLighting - use highp for specular highlights
  • add FFP_PS_PBR_LIGHTING enum values
  • do alpha testing right after texturing
  • add macros to fully operate in linear colour mode
  • allow shaders to target a linear colour space for sRGB
• UnifiedShader
  • allow relaxed precision on D3D11
  • only enable highp, when it is safe
  • refactor and document f32vecN
  • also use relaxed precision on Vulkan
• Bites: add support for joysick buttons and joystick hat. (#3528)
• MeshLOD: OutputProviderBuffer - fix segfault
• Overlay: relax Z-Ordering to improve batching
• HighPy: allow using entities
• Paging: Prevent page unload crash
• Bullet
  • KinematicMotionSimple: provide more information about body status
  • Bullet: build without "_Debug" postfix so find_package finds it (#3475)
  • Remove heightmap colliders from visualization
  • Support manual narrow phase for ghost objects
  • track floor
• Terrain
  • fix D3D9 error when rendering the composite map
  • get rid of WorkQueue::Request wrapping
  • use future instead of a spinlock to wait for derived data
  • respect linear colours RTSS setting
  • enable composite map gamma if needed
• Codecs
  • STBI - fix buffer size when conversion is needed for encode
  • RsImage - add webp to supported formats
  • Assimp
    • correctly read UV >0 data
    • support multiple UV layers (#3468)
• DotSceneLoader
  • implement prefix to load scene more than once
  • allow working without RenderSystem running
• Cg:
  • allow processing preprocessor_defines
  • correctly map ps_2_x
  • handle "target" as an alias to "profiles"
• GLSupport
  • add getActiveRenderTarget & bindRenderTarget
  • bindSurface - correctly restore previous target
  • drop destroyRenderWindow
  • replace RBKey by HashCombine
  • unify GLFBORenderTexture
  • unify GLMultiRenderTarget
  • Win32 - do not override mDepthBufferPoolId
• GL*
  • replace local msaa renderbuffer by respecting poolId
  • use lazy FBO creation to source fsaa from target surface
  • Window - use RBP_NONE instead of a dummy depth buffer
  • drop misleading comments
• GL3Plus
  • autodetect shader sampler bindings
  • use delayed shared_params binding
  • do not create empty HW shared_params
  • GLSL - respect shader defined buffer binding points
  • allow multisampled MRTs
• GLES2
  • allow multisampled MRTs
  • renderbuffers with different resolutions are allowed with 3.0
• GLES2/ GL3+: invalidate render buffers when possible
• GL: avoid warnings when using Copying and PBuffer RTT
• D3D11
  • use delayed shared_params creation
  • HLSL - correctly handle MIN16FLOAT
  • HLSL - fixed bad dealloc (#3451)
  • reapply scissor rects, when switching render target
• Vulkan
  • drop unused textype to view mapping
  • fix Window resizing on Xlib
  • Window - fix hwGamma not being properly reported
• Docs
  • fix PixelFormat documentation
  • improve WorkQueue documentation
  • RenderTarget - update effects of swapBuffers
  • update destroySceneNode docs
• Samples
  • allow using NightVision and OldTV as hlsl
  • clean-up bump mapping materials
  • clean up Examples/Athene/NormalMapped mat
  • CSM - allow running as HLSL
  • Deferred - fix GLES precision issues
  • Deferred - fixup after using unified shader
  • Deferred - workaround for deleted passes in render queue
  • drop unused StdQuad_Tex3/4
  • fix LightShafts crashing
  • GaussianSplatting - use generic sorting
  • port HDR to unified shader
  • SSAO - merge HLSL and Cg shaders
• Tests
  • PlayPen_VertexTexture does not run on glsles
  • convert NonUniqueResourceNames VTest to Unit Test
  • convert SerialisedColour VTest to Unit Test
  • VTests
    • always use OgreVTests as app name
    • ensure MSN_SHADERGEN is used when needed

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