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@@ -1,3 +1,114 @@
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+------------------------ RELEASE 1.9.0 ------------------------
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+
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+This is a major release with many exciting new features!
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+Beware of bugs.
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+
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+The list below contains a subset of the changes introduced:
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+
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+* We now offer 64-bit Windows and Mac OS X builds.
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+* Switch to MSVC 2010; no more assembly manifests.
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+* Cocoa port for Mac OS X; 64-bit OS X support.
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+* We now compile the Python modules into panda3d/*.pyd modules;
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+ no more imp.load_dynamic hackery needed.
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+* Support for GPU profiling in OpenGL, see pstats-gpu-timing
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+* sRGB framebuffers, see framebuffer-srgb
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+* sRGB texture support, see Texture::F_srgb et al.
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+* Integer vector support, including passing to shaders
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+* Native .ogg vorbis and .wav loader (does not require ffmpeg)
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+* FFmpeg support is a separate plug-in module now, libp3ffmpeg.
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+* Sample programs are now part of the source code repository
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+* Can be built with Python 3 (highly experimental)
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+* Improvements to Windows installer
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+* M_filled_wireframe rendering mode
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+* Support specifying sampler state separate from textures
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+* Support for bindless texture clearing
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+* Texture LOD bias and min/max LOD settings
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+* Framebuffer properties allows separate red/green/blue bits
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+* Explicit float color and float depth specification in fbprops
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+* Coverage samples settable via FrameBufferProperties
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+* Stereo buffer implementation in OpenGL via FBOs
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+* Support enumeration of pixel formats in WebcamVideo
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+* Frame rate meter can be configured to show milliseconds
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+* Changes to improve font crispness with default settings
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+* Fix assertion error when using more than one GraphicsEngine
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+* raw-w, raw-a, etc. keyboard events for layout-independent input
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+* Allow querying active keyboard layout via win.get_keyboard_map()
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+* Distinguish between lmeta and rmeta keys on Mac OS X
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+* Floating-point image manipulation API, support float tiffs
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+* Various new 16-bit and 32-bit and int texture formats
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+* Man pages are now available for the majority of utilities
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+
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+Pipeline:
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+* Fix bugs with <Collide> group transformations in .egg
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+* Don't create unnecessary intermediate node when loading .egg
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+* bam2egg supports materials, and correctly converts animations
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+* dae2egg has some skeletal animation support
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+* Support Maya versions up to 2015
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+
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+OpenGL renderer changes:
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+* Error checking is now OFF by default for performance reasons,
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+ set gl-check-errors or gl-debug to true to enable.
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+* GL 4.2 shader_image_load_store support (incl. multi-bind)
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+* Layered render-to-texture (using geometry shaders)
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+* Seamless cube maps (on by default), see gl-cube-map-seamless
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+* Added gl-debug for improved debug output support
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+* Added GL object labels when gl-debug is enabled
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+* gl-dump-compiled-shaders can be used to dump program binaries
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+* Direct3D-style NT_packed_dabc vertex arrays now directly supported
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+* Native rendering of line strips, using primitive restart
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+* Immutable texture storage support (disabled by default)
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+* Bindless texture support (disabled by default)
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+* Specular component is now computed separately in FFP
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+
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+Shader system:
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+* Support for tessellation shaders
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+* Support for compute shaders via ComputeNode
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+* GLSL preprocessor with "#pragma include" support
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+* Much better coverage of shader inputs in GLSL
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+* GLSL error messages now show source filename
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+* Fixes apiclip_of_x shader inputs
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+* Matrices can be passed directly to setShaderInput
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+* Support binding images to shaders
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+* Viewport array support
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+
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+Optimizations and performance improvements:
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+* Use of C++11 move semantics to reduce refcounting overhead
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+* Build with Eigen by default for faster linear math
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+* Dramatic overhead reduction of generated bindings
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+* Streamline culling process
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+* Tighter bounding volume generation
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+* Take advantage of CPU features for bit operations
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+* Circumvent bounding volume generation when not required
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+* Optimizations for interned strings
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+* Use of GCC atomics should improve 64-bit Linux performance
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+
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+API features:
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+* Buffer protocol support for textures and arrays
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+* Interrogate supports various C++11 features
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+* Expose TextGlyph interfaces for making custom text renderers
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+* Better handling of default arguments for many functions
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+* Cyclic references can sometimes be tracked through tasks
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+* ShowBase clean teardown possible
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+* API documentation is more accurate
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+* Improve interfaces for interop with other applications
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+
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+Deprecated features:
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+* Use of pandac.PandaModules is discouraged; use panda3d.core
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+* Deprecate DirectStart and global run() function; use ShowBase
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+* Remove old decal system
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+* Remove Direct3D 8 renderer
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+* Remove M_light_vector tex gen mode and FFP-based bump mapping
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+
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+Bug fixes:
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+* Various point rendering issues are fixed now
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+* Fix pview issue with 1-frame and/or multiple animations
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+* Fixes for multisampling in FBOs
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+* Fix aspect ratio of frame rate meter
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+* Support NaN and infinity values in Config.prc variables
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+* Fixes for webcams on Linux that do not output Huffman tables
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+* Better support for non-basic Cg shaders on non-NVIDIA cards
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+* Many others
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+
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------------------------ RELEASE 1.8.1 ------------------------
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This is a bugfix release, fixing many issues in 1.8.0.
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rdb