316 commits

Author	SHA1	Message	Date
Hermet Park	8c4b9b2772	renderer: code refactoring ... Replaced the transformation with a strong associated data field. This helps to reduce the binary size (-1k).	2024-08-09 10:49:26 +09:00
Hermet Park	0c709b2e43	common: code refactoring ... Trimming the transform data pass, from RenderTransform to Matrix. No logical changes.	2024-08-09 10:37:39 +09:00
Mira Grudzinska	273fe5b46d	sw_engine: fix radial coefficients calculations ... In the Taylor series expansion, there was a missing division by 2! in the term with the second derivative. @Issue: https://github.com/thorvg/thorvg/issues/2530	2024-08-09 10:29:53 +09:00
Hermet Park	267a467dab	sw_engine: rectified the image raster return value. ... Return the raster image as a success unless it fails due to any problematic condition. The changed cases are just invisible condition of the images.	2024-07-26 12:13:37 +09:00
Hermet Park	57e0d5b448	renderer/animation: rectified the segment value exception ... A zero-range segment can be useful for a stopped motion. There is no need to prohibit these values.	2024-07-26 11:37:16 +09:00
Mira Grudzinska	641fe5b544	sw_engine: fix linear grad issue ... The restriction of the 'length' of a linear gradient to values greater than FLT_EPSILON was causing rendering issues in cases where it was a valid gradient with well defined dx and dy values. @Issue: https://github.com/thorvg/thorvg/issues/2582	2024-07-26 11:37:16 +09:00
Hermet Park	4a447abaae	renderer: quick skip rendering if the opacity is zero ... This also resolves a corner case bug introduced by lottie render pooling: f06127ab93	2024-07-26 11:37:16 +09:00
Hermet Park	71a0010c2d	sw_engine: ++alpha blending operation. ... Reduce instructions, improving its performance by ~15%	2024-07-19 08:42:19 +09:00
Mira Grudzinska	b876402311	common: version api introduced ... @Issue: https://github.com/thorvg/thorvg/issues/2543	2024-07-19 08:42:02 +09:00
Hermet Park	183749d1aa	renderer: ++null check ... fixed a Duplicate example crash, regression by: f06127ab93	2024-07-19 08:41:54 +09:00
Hermet Park	cf253dd873	lottie: ++scene rendering optimization ... Apply LottieRenderPooler to path/rect/ellipse/polystar. This enhances the animation performance: ~10%	2024-07-19 08:41:38 +09:00
Mira Grudzinska	d0210a1a72	sw_engine: grayscale image support++	2024-07-19 08:40:06 +09:00
Hermet Park	318c76119a	common: replace the round() with nearbyint() ... nearbyint() is 2x faster than round() in our local test.	2024-07-12 11:18:56 +09:00
Hermet Park	74f5928e84	sw_engine: ++rle optimization ... Reduction memory copy by pushing span data into rle immediately.	2024-07-12 11:18:56 +09:00
Mira Grudzinska	8fceba01d2	sw_engine: fix masked translucent rect	2024-07-12 11:18:56 +09:00
Hermet Park	1c8698ce20	common/math: introduced custom atan2() ... the custom atan2 algorithm by Remez. see: https://en.wikipedia.org/wiki/Remez_algorithm This improved the Lottie example by ~2ms. Total atan2 performance time was reduced by 43%	2024-07-12 11:18:56 +09:00
Hermet Park	19815de7d7	renderer: ++optimization ... skip locking if the thread number is 0.	2024-07-12 11:18:56 +09:00
RuiwenTang	90399665e2	gl_engine: fix aliasing in gradient rendering	2024-07-12 11:18:56 +09:00
RuiwenTang	b34fa36edb	gl_engine: make sure solid color not overwrite gradient fill ... If there are both gradient colors and solid colors the gradient color is used first for rendering	2024-07-12 11:18:53 +09:00
Hermet Park	42e008f69c	renderer: rectified render update flags. ... Image update flag has been missed, when the image is copied with a surface. This fixed it. Also try to skip update if any properties were not changed.	2024-07-12 11:01:12 +09:00
Hermet Park	e12a244b9e	renderer: Rectified the paint transforms. ... This corrects the return value to Result::InsufficientCondition when a custom transform is applied. Additionally, unnecessary x and y member fields have been removed.	2024-07-12 11:01:01 +09:00
Hermet Park	f080976101	gl_engine: --deprecated warnings on macOS ... macOS has officially deprecated OpenGL. shutdown the warnings to avoid be side-tracked.	2024-07-05 12:19:34 +09:00
RuiwenTang	619a352cb2	gl_engine: fix memory leak when rendering image	2024-07-05 12:19:34 +09:00
Hermet Park	a3c5b0ec2f	gl_engine: ++thread safety ... The `dispose()` method can be called on a worker thread. GL resources are released on `sync()`, ensuring guaranteed thread safety.	2024-07-05 11:04:28 +09:00
RuiwenTang	45c0e532fb	gl_engine: support simple hairline stroke rendering ... Reduce alpha if stroke width is too thin to mock hairline rendering	2024-07-05 11:02:44 +09:00
RuiwenTang	bfc09be82a	gl_engine: optimize off-screen rendering ... Performing a full-screen RenderPass resolve is too expensive. Because most composite cases only require a small area to be rendered off-screen. To improve performance, use the bounds of the Geometry for off-screen rendering whenever possible	2024-07-05 11:02:32 +09:00
Hermet Park	a328343dc7	common: Fix a compilation failure on VS 2017 ... issue: https://github.com/thorvg/thorvg/issues/2512	2024-07-05 10:58:04 +09:00
Hermet Park	6071d3f933	sw_engine: support the grayscale scaled-image drawing	2024-07-05 10:56:02 +09:00
Mira Grudzinska	b1618fe92a	sw_engine: fix aa ... For shapes with a stroke that has opacity, anti-aliasing should be applied to a fill. The use of a transparent gradient stroke will also be handled correctly.	2024-07-05 10:55:37 +09:00
Hermet Park	7299295f05	api: ++description ... issue: https://github.com/thorvg/thorvg/issues/2494	2024-07-05 10:55:26 +09:00
Mira Grudzinska	172429ea7c	sw_engine: improve grad quality ... For gradients with fill spread set as repeat, the lack of anti-aliasing between the last and the first color caused noticeable jagged edges. Interpolation was introduced between them, visually improving the gradient quality.	2024-07-05 10:54:29 +09:00
Thaddeus Crews	97aa39d7cf	common: ensure const equality operators ... A minor syntactic adjustment to two instances of operator== and one instance of operator!=, both to the end of ensuring these locally-scoped functions are properly identified as const. In the majority of cases, this shouldn't have any impact; however, this change makes these operators play nice in c++20 contexts.	2024-07-05 10:54:12 +09:00
Hermet Park	5f4468236c	sw_engine: ++thread safety ... Synchronize the engine process precisely before updating internal data.	2024-06-27 14:42:27 +09:00
Mira Grudzinska	66048b31b5	wg_engine: fix shapes closing ... Shapes were incorrectly closed in certain cases - the decision to close a shape or not should be based on path commands rather than the number of points and their distances from each other.	2024-06-27 14:42:27 +09:00
Hermet Park	38e2812004	renderer: ++stabilization ... This introduces a managed condition to precisely control the canvas updates. This prevents a crash when the target is changed and drawn without any update calls. issue: https://github.com/thorvg/thorvg/issues/2484	2024-06-27 14:42:27 +09:00
Mira Grudzinska	0f2fe0c4d4	common: fix rendering failure ... In case of a problem with loading font data, there is no paint inside a text that can be rendered, but this should not interrupt the rendering process of other paints. Now fixed. @Issue: https://github.com/thorvg/thorvg/issues/2468	2024-06-27 14:42:27 +09:00
Hermet Park	dcf67e9c14	Revert "renderer/canvas: Check refresh before draw" ... This reverts commit 60212747b5. this triggered duplicated updates, it came up with many thread sanitizer problems. issue: https://github.com/thorvg/thorvg/issues/2462	2024-06-27 14:42:27 +09:00
Sergii Liebodkin	119ca34219	wg_engine: force texture data writing on GPU side ... Texture must be fully uploaded into GPU memory before we can use or destroy it. This change force texture data updates	2024-06-27 14:42:27 +09:00
Sergii Liebodkin	58705281cd	wg_engine: fix stroke mitter limit ... Change the appliense of stroke mitter limit as in SVG spec Before/After	2024-06-27 14:42:27 +09:00
RuiwenTang	2c84033a07	gl_engine: correct the return value of render function ... If RenderData has nothing to draw, need to return `true`.	2024-06-27 14:42:27 +09:00
RuiwenTang	95dde5807e	gl_engine: Fix memory leak caused by no deleted GlRenderTask	2024-06-27 14:42:27 +09:00
RuiwenTang	667b259b89	gl_engine: Fix compose render not correct after canvas resize ... When canvas size changed, need to clear cached GLRenderTarget and GLCompose.	2024-06-27 14:42:27 +09:00
Hermet Park	518be23db2	gl_engine: revise the gl portability ... - guarantee minimum gl version requirement - removed glesv2 dependency - corrected gl ver dependency issue: https://github.com/thorvg/thorvg/issues/2282	2024-06-27 14:42:27 +09:00
Hermet Park	4b01c0ef52	renderer/canvas: ++exceptional handling. ... do not allow change the target if the condition is not satisfied.	2024-06-27 14:42:27 +09:00
JunsuChoi	35b1d9a544	renderer/canvas: Check refresh before draw ... If target() is called again after update() is called and the size of the buffer changes, a crash may occur. Therefore, check the refresh variable and perform drawing after update().	2024-06-27 14:42:27 +09:00
RuiwenTang	5836661155	gl_engine: Fix compile error if only has OpenGL library on MacOS ... Since GLES headers and library can not be found on MacOS, use macros to determin if link with OpenGL library.	2024-06-27 14:42:27 +09:00
Hermet Park	2fb79eca7d	sw_engine: fix missing fill/stroke raster ... properly update the fill/stroke when the path has been changed	2024-06-27 14:42:27 +09:00
Hermet Park	d5c38cebb7	renderer: minor optimization ... reduce the path flag writing	2024-06-27 14:42:27 +09:00
Mira Grudzinska	58e24f63a4	sw_engine: fix stroke miterlimit precision ... Since the value was casted to int the results were different than expected.	2024-06-27 14:42:27 +09:00
Hermet Park	ef409139c2	infra: promote the GL engine to an official one. ... The ThorVG OpenGL/ES engine has been stabilized and improved significantly. Now, as a graphics engine, its drawing features are quite functional. It is time to officially release the engine and maintain it in the release process. Thanks @Ruiwen for going above and beyond! issue: https://github.com/thorvg/thorvg/issues/2435	2024-06-27 14:42:27 +09:00