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renderer paint: tiny optimization

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Skip the unnecessary assignment of the value when the initial values
come.
This commit is contained in:
Hermet Park 2023-08-17 11:53:24 +09:00 • committed by Hermet Park
parent 66e533deee
commit 381dfb06d4
3 changed files with 4 additions and 3 deletions
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2
src/lib/tvgPaint.cpp
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@ -132,7 +132,7 @@ bool Paint::Impl::scale(float factor)
if (rTransform) { if (rTransform) {
if (mathEqual(factor, rTransform->scale)) return true; if (mathEqual(factor, rTransform->scale)) return true;
} else { } else {
if (mathZero(factor)) return true; if (mathEqual(factor, 1.0f)) return true;
rTransform = new RenderTransform(); rTransform = new RenderTransform();
} }
rTransform->scale = factor; rTransform->scale = factor;

3
src/lib/tvgPaint.h
View file

@ -24,7 +24,7 @@
#define _TVG_PAINT_H_ #define _TVG_PAINT_H_
#include "tvgRender.h" #include "tvgRender.h"
#include "tvgMath.h"
namespace tvg namespace tvg
{ {
@ -100,6 +100,7 @@ namespace tvg
bool transform(const Matrix& m) bool transform(const Matrix& m)
{ {
if (!rTransform) { if (!rTransform) {
if (mathIdentity(&m)) return true;
rTransform = new RenderTransform(); rTransform = new RenderTransform();
if (!rTransform) return false; if (!rTransform) return false;
} }

2
src/loaders/svg/tvgSvgSceneBuilder.cpp
View file

@ -746,7 +746,7 @@ static unique_ptr<Scene> _useBuildHelper(const SvgNode* node, const Box& vBox, c
finalScene = std::move(root); finalScene = std::move(root);
} }
} else { } else {
if (!mathIdentity((const Matrix*)(&mUseTransform))) scene->transform(mUseTransform); scene->transform(mUseTransform);
finalScene = std::move(scene); finalScene = std::move(scene);
} }