Palette::getColor made const

Fedr · Fedr · commit 9d6e0c4888c5 · 2025-03-05T12:31:18.000+03:00
diff --git a/source/MRViewer/MRPalette.cpp b/source/MRViewer/MRPalette.cpp
@@ -478,12 +478,12 @@ void Palette::draw( const std::string& windowName, const ImVec2& pose, const ImV
     ImGui::End();
 }
 
-Color Palette::getColor( float val )
+Color Palette::getColor( float val ) const
 {
     assert( val >= 0.f && val <= 1.f );
 
     // only the first row represents the actual palette colours; see `Palette::updateDiscretizatedColors_' for more info
-    const std::span<Color> colors( texture_.pixels.data(), texture_.resolution.x );
+    const std::span<const Color> colors( texture_.pixels.data(), texture_.resolution.x );
     if ( val == 1.f )
         return colors.back();
 
diff --git a/source/MRViewer/MRPalette.h b/source/MRViewer/MRPalette.h
@@ -89,7 +89,7 @@ class Palette
     // return color according val and setting filter type
     // Discrete: returns color for given value
     // Linear: get interpolated color from the init vector
-    MRVIEWER_API Color getColor( float val );
+    MRVIEWER_API Color getColor( float val ) const;
 
     const MeshTexture& getTexture() const
     {

Original file line number	Diff line number	Diff line change
`@@ -478,12 +478,12 @@ void Palette::draw( const std::string& windowName, const ImVec2& pose, const ImV`
`478`	`478`	`ImGui::End();`
`479`	`479`	`}`
`480`	`480`
`481`		`-Color Palette::getColor( float val )`
	`481`	`+Color Palette::getColor( float val ) const`
`482`	`482`	`{`
`483`	`483`	`assert( val >= 0.f && val <= 1.f );`
`484`	`484`
`485`	`485`	// only the first row represents the actual palette colours; see `Palette::updateDiscretizatedColors_' for more info
`486`		`- const std::span<Color> colors( texture_.pixels.data(), texture_.resolution.x );`
	`486`	`+ const std::span<const Color> colors( texture_.pixels.data(), texture_.resolution.x );`
`487`	`487`	`if ( val == 1.f )`
`488`	`488`	`return colors.back();`
`489`	`489`
Original file line number	Diff line number	Diff line change
`@@ -89,7 +89,7 @@ class Palette`
`89`	`89`	`// return color according val and setting filter type`
`90`	`90`	`// Discrete: returns color for given value`
`91`	`91`	`// Linear: get interpolated color from the init vector`
`92`		`- MRVIEWER_API Color getColor( float val );`
	`92`	`+ MRVIEWER_API Color getColor( float val ) const;`
`93`	`93`
`94`	`94`	`const MeshTexture& getTexture() const`
`95`	`95`	`{`