diff options
| author | Armin Le Grand (allotropia) <armin.le.grand.extern@allotropia.de> | 2023-04-04 14:57:06 +0200 |
|---|---|---|
| committer | Armin Le Grand <Armin.Le.Grand@me.com> | 2023-04-04 18:55:49 +0200 |
| commit | 4b5203ebf4ca5894f4d7dd37a141832df26e8b9a (patch) | |
| tree | e3f3497bdc121eade2d9c812ae26c3d8d0c8d718 /include/basegfx | |
| parent | 37928bef1c23f30df04bc7e95fcbc202c8cb4299 (diff) | |
MCGR: Improve performance for texture-mapped MCGR processing
Change-Id: I20b32e7c272112c6c3d9f7ee0ef59c6d4d006d94
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/150020
Tested-by: Jenkins
Reviewed-by: Armin Le Grand <Armin.Le.Grand@me.com>
Diffstat (limited to 'include/basegfx')
| -rw-r--r-- | include/basegfx/utils/gradienttools.hxx | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/include/basegfx/utils/gradienttools.hxx b/include/basegfx/utils/gradienttools.hxx index ea1802c291f8..f438fdf3bd4a 100644 --- a/include/basegfx/utils/gradienttools.hxx +++ b/include/basegfx/utils/gradienttools.hxx @@ -194,6 +194,23 @@ namespace basegfx } }; + // helper data struct to support buffering entries in + // gradient texture mapping, see usages for more info + struct UNLESS_MERGELIBS(BASEGFX_DLLPUBLIC) ColorStopRange + { + basegfx::BColor maColorStart; + basegfx::BColor maColorEnd; + double mfOffsetStart; + double mfOffsetEnd; + + ColorStopRange() + : maColorStart() + , maColorEnd() + , mfOffsetStart(0.0) + , mfOffsetEnd(0.0) + {} + }; + namespace utils { /* Tooling method to linearly blend the Colors contained in @@ -293,7 +310,8 @@ namespace basegfx BASEGFX_DLLPUBLIC BColor modifyBColor( const ColorStops& rColorStops, double fScaler, - sal_uInt32 nRequestedSteps); + sal_uInt32 nRequestedSteps, + ColorStopRange& rLastColorStopRange); /* Helper to calculate numberOfSteps needed to represent gradient for the given two colors: |