Commit Graph

222 Commits

Author SHA1 Message Date
Philippe Renon
3e12972a03 osgText: fix typos related to SIGNED_DISTANCE_FIELD 2018-01-10 14:21:25 +01:00
Robert Osfield
7f97b9f999 Added Text::getCharacterCorners(...) method to help applications that want to find out the positions of characters being rendered. 2017-11-21 13:41:57 +00:00
Robert Osfield
01c68ba5e5 Temporary workaround for the regression of intersection tests with osgText::Text. Added a local vertex array that is transformed by the last applied text matrix. 2017-11-06 19:53:38 +00:00
Robert Osfield
5918735ebc Added update of glyph representation to ensure all the glyphs are assigned to the required GlyphTextures 2017-10-26 12:03:56 +01:00
Robert Osfield
fa58d01644 Added optimization for text where the colour alpha value is 0.0, returning early to aovid any GL calls. 2017-10-25 16:29:25 +01:00
Robert Osfield
9c9439ef73 Added DisplaySettings:s/getgTextShaderTechnique() and OSG_TEXT_SHADER_TECHNIQUE env var support to DisplaySettings.
Added using of DisplaySettings:getgTextShaderTechnique() to Text default constructor.
Added better debug output control in Text.cpp
2017-10-24 14:46:13 +01:00
Robert Osfield
1ecae6d33a Improved the Text::_shaderTechnique default setting using OSG_TEXT_SHADER_TECHNIQUE env var, options are ALL_FEATURES, GREYSCALE, SIGNED_DISTANCE_FIELD, SDF, NO_TEXT_SHADER, NONE. 2017-10-24 12:34:48 +01:00
Robert Osfield
c162a091fe Quitened down debug info 2017-10-24 12:07:13 +01:00
Robert Osfield
1cd0a5fe03 Fixed Glyph::TextureInfo assignment bug 2017-10-24 11:36:00 +01:00
Robert Osfield
55a1764712 Renamed text_sdf.frag to text.frag and removed text_greyscale_frag.
Cleaned up setup of osgText::ShaderTechnique adding a NO_SHADER_TECHNIQUE option.
2017-10-23 16:07:24 +01:00
Robert Osfield
4b295c46d1 Restructed the way that GlyphTexture is set up to better support control of osgText::ShaderTechnique from osgText::Text 2017-10-23 14:50:35 +01:00
Robert Osfield
817b6601d2 Added Text::s/getShaderTechnique() 2017-10-21 10:08:41 +01:00
Robert Osfield
97aeb16551 Moved osgText::GlyphTechnique::Features enum to osgText::ShaderTechinque enum to make it's roll clearer 2017-10-20 17:03:25 +01:00
Robert Osfield
0e39c129b7 Changed the precision setting of #pargma(tic) shader composition define setup to address GLES compatibility issues 2017-10-14 09:06:37 +01:00
Robert Osfield
8b12d2d71a Deprecated Text:BackdropImplementation, removing the backend as it no longer required when using shaders for backdrop effects 2017-10-13 11:42:25 +01:00
Robert Osfield
28561b2b77 Removed old multipass implemenmtations of backdrops as effect is now fully implememted in shaders 2017-10-13 08:40:58 +01:00
Robert Osfield
2f19cd4b87 Improvements to the Signed Distance Field implementation. 2017-10-04 18:06:42 +01:00
Robert Osfield
d2fa7c4317 Simplified and improved the glyph margin computation and usage 2017-09-29 20:21:13 +01:00
Robert Osfield
6d4128324b Improvements to SDF and outline generation 2017-09-26 10:42:47 +01:00
Robert Osfield
708ae1c076 Fixed rendering old sytel outline 2017-09-22 12:22:58 +01:00
Remo E
49c336e514 addShader fix 2017-09-22 08:39:38 +02:00
Robert Osfield
b6bb0caf8d Removed debug output 2017-09-21 16:04:10 +01:00
Robert Osfield
4b6722ab44 Added assignStateSet() to Text::setBackgroundColor() 2017-09-21 16:01:27 +01:00
Robert Osfield
a1f519cbec Removed debug info 2017-09-21 15:41:21 +01:00
Robert Osfield
957a7d4e92 Moved enabling/disabling of SDF so it's done regardless of whether a backdrop is used. 2017-09-21 14:35:31 +01:00
Robert Osfield
78811462f1 Added support for only enabling SignedDistanceField shader path when font resolution is greater than 16. 2017-09-20 15:51:03 +01:00
Robert Osfield
e8eb1ee0c7 Added Text::assignStateSet() and usage to make sure the correct StateSet is setup for each combination of backdrop settings 2017-09-20 14:29:05 +01:00
Robert Osfield
72cf6734a1 Added osgText/shaders to support greyscale and Signed Distance Field based text 2017-09-19 16:35:28 +01:00
Robert Osfield
a12a43d352 Impprovide the computation of the Signed Distance Field 2017-09-14 15:58:38 +01:00
Robert Osfield
70b3a3a442 Fixed of shadow 2017-09-13 11:09:56 +01:00
Robert Osfield
0d5a42f635 Added setting of the Text::BackdropImplementation type to USE_SHADERS when setting up shaders 2017-09-12 19:13:01 +01:00
Robert Osfield
722ed6fc5e Shifted set up of osgText related StateSet from osgText::Font into into osg::TextBase/Text to enable grater control over state required for specific Text implementations 2017-09-12 11:50:47 +01:00
Robert Osfield
de47eb3666 Add support for generating outline and signed distance field channels in a RGBA packed GlyphTexture Image. 2017-09-08 16:59:43 +01:00
Robert Osfield
f3bbb686d2 Removed debug messages 2017-08-29 17:32:14 +01:00
Robert Osfield
5566a025b5 Added TextSettings struct to manage values used to set up the text. with the addition of following command line parameters:
--outline // enable outlne
   --shadow // enable shadow
   --offset ratio // set the backdrop offset
   --text-color r g b a // set the text body color
   --bd-color r g b a // set the shadow/outline color
   --bg-color r g b a // window background color
   -o filename // write create subgraph to disk using specified filename
2017-08-29 17:19:26 +01:00
Robert Osfield
79e764bd17 Improved support for Text with large numbers of glyphs 2017-05-25 12:38:54 +01:00
Robert Osfield
d70d00607f Removed no longer relevant line 2017-03-23 10:25:25 +00:00
Robert Osfield
279cc82a01 Improved readability of code 2017-03-18 11:48:55 +00:00
Robert Osfield
e6703e3cb0 Removed no longer supported code paths 2017-03-18 11:48:55 +00:00
Robert Osfield
feb0214ddc Introduced streamlined text rendering dispatch code. 2017-03-18 11:48:55 +00:00
Robert Osfield
44e303ad90 Added explict call to state.applyModelViewAndProjectionUniformsIfRequired() when required for better GL3/GlES2 support. 2017-03-16 15:46:51 +00:00
Robert Osfield
a4b1a4ce29 Fixed handling of VAO's Text with backdrop and per vertex colours 2017-03-10 17:06:04 +00:00
Robert Osfield
0eb0656d52 Improved handling of backdrops 2017-03-10 12:08:22 +00:00
Robert Osfield
91564e36b0 Cleaned up VertexArrayState handling 2017-03-09 17:48:06 +00:00
Robert Osfield
2cad221d80 Cleaned out old code paths 2017-03-09 17:33:38 +00:00
Robert Osfield
96760970ed Added setDataVariance(DYNAMIC) to stats text labels that are dyanmically updated. 2017-03-09 17:01:33 +00:00
Robert Osfield
7868909f43 Improved the handling of array updates and support for VBO and VAO's. 2017-03-08 18:15:06 +00:00
Robert Osfield
bb754b6f0a Moved all vertex array set up to start of Text/Text3D::drawImplementation(). 2017-03-04 17:20:54 +00:00
Robert Osfield
b88be0fbda Implemented better handling of VertexBufferObjects and ElementBufferObjects in osgText 2017-03-03 18:31:51 +00:00
Robert Osfield
59931d1591 Removed unneccessary mutable usage 2017-03-02 17:05:24 +00:00