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Merge ffceb35c41 into 7a0c0e4000

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Jaremy Creechley 2025-06-07 20:40:08 +09:00 • committed by GitHub
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125
src/bindings/capi/thorvg_capi.h
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@ -2027,6 +2027,131 @@ TVG_API Tvg_Result tvg_scene_push_at(Tvg_Paint* scene, Tvg_Paint* target, Tvg_Pa
*/ */
TVG_API Tvg_Result tvg_scene_remove(Tvg_Paint* scene, Tvg_Paint* paint); TVG_API Tvg_Result tvg_scene_remove(Tvg_Paint* scene, Tvg_Paint* paint);
/**
* @brief Reset all previously applied scene effects.
*
* This function clears all scene effects that have been previously applied to the scene,
* restoring it to its original state without any post-processing effects.
*
* @param[in] scene A Tvg_Paint pointer to the scene object.
*
* @return Tvg_Result enumeration.
* @retval TVG_RESULT_INVALID_ARGUMENT A @c nullptr passed as the @p scene argument.
*
* @since 1.0
*/
TVG_API Tvg_Result tvg_scene_reset_effects(Tvg_Paint* scene);
/**
* @brief Apply a Gaussian blur effect to the scene.
*
* This function applies a Gaussian blur filter to the scene as a post-processing effect.
* The blur can be applied in different directions and with various quality settings.
*
* @param[in] scene A Tvg_Paint pointer to the scene object.
* @param[in] sigma The blur radius/sigma value. Must be greater than 0.
* @param[in] direction The blur direction: 0 for both directions, 1 for horizontal only, 2 for vertical only.
* @param[in] border The border handling method: 0 for duplicate, 1 for wrap.
* @param[in] quality The blur quality level in the range [0 - 100].
*
* @return Tvg_Result enumeration.
* @retval TVG_RESULT_INVALID_ARGUMENT A @c nullptr passed as the @p scene argument.
*
* @since 1.0
*/
TVG_API Tvg_Result tvg_scene_push_gaussian_blur(Tvg_Paint* scene, float sigma, int direction, int border, int quality);
/**
* @brief Apply a drop shadow effect to the scene.
*
* This function applies a drop shadow effect with a Gaussian blur filter to the scene.
* The shadow can be customized with color, opacity, position, and blur parameters.
*
* @param[in] scene A Tvg_Paint pointer to the scene object.
* @param[in] r The red color channel value in the range [0 - 255].
* @param[in] g The green color channel value in the range [0 - 255].
* @param[in] b The blue color channel value in the range [0 - 255].
* @param[in] a The opacity/alpha channel value in the range [0 - 255].
* @param[in] angle The shadow angle in degrees [0 - 360].
* @param[in] distance The shadow distance from the original object.
* @param[in] sigma The blur sigma value for the shadow. Must be greater than 0.
* @param[in] quality The blur quality level in the range [0 - 100].
*
* @return Tvg_Result enumeration.
* @retval TVG_RESULT_INVALID_ARGUMENT A @c nullptr passed as the @p scene argument.
*
* @since 1.0
*/
TVG_API Tvg_Result tvg_scene_push_drop_shadow(Tvg_Paint* scene, int r, int g, int b, int a, double angle, double distance, double sigma, int quality);
/**
* @brief Apply a fill color effect to the scene.
*
* This function overrides the scene content color with the specified fill information.
* This is an experimental API.
*
* @param[in] scene A Tvg_Paint pointer to the scene object.
* @param[in] r The red color channel value in the range [0 - 255].
* @param[in] g The green color channel value in the range [0 - 255].
* @param[in] b The blue color channel value in the range [0 - 255].
* @param[in] a The opacity/alpha channel value in the range [0 - 255].
*
* @return Tvg_Result enumeration.
* @retval TVG_RESULT_INVALID_ARGUMENT A @c nullptr passed as the @p scene argument.
*
* @note This is an experimental API.
* @since 1.0
*/
TVG_API Tvg_Result tvg_scene_push_fill(Tvg_Paint* scene, int r, int g, int b, int a);
/**
* @brief Apply a tint effect to the scene.
*
* This function tints the current scene color using black and white color parameters
* with a specified intensity. This is an experimental API.
*
* @param[in] scene A Tvg_Paint pointer to the scene object.
* @param[in] black_r The red channel value for black color in the range [0 - 255].
* @param[in] black_g The green channel value for black color in the range [0 - 255].
* @param[in] black_b The blue channel value for black color in the range [0 - 255].
* @param[in] white_r The red channel value for white color in the range [0 - 255].
* @param[in] white_g The green channel value for white color in the range [0 - 255].
* @param[in] white_b The blue channel value for white color in the range [0 - 255].
* @param[in] intensity The tint intensity in the range [0 - 100].
*
* @return Tvg_Result enumeration.
* @retval TVG_RESULT_INVALID_ARGUMENT A @c nullptr passed as the @p scene argument.
*
* @note This is an experimental API.
* @since 1.0
*/
TVG_API Tvg_Result tvg_scene_push_tint(Tvg_Paint* scene, int black_r, int black_g, int black_b, int white_r, int white_g, int white_b, float intensity);
/**
* @brief Apply a tritone color effect to the scene.
*
* This function applies a tritone color effect using three color parameters for shadows,
* midtones, and highlights. This is an experimental API.
*
* @param[in] scene A Tvg_Paint pointer to the scene object.
* @param[in] shadow_r The red channel value for shadow color in the range [0 - 255].
* @param[in] shadow_g The green channel value for shadow color in the range [0 - 255].
* @param[in] shadow_b The blue channel value for shadow color in the range [0 - 255].
* @param[in] midtone_r The red channel value for midtone color in the range [0 - 255].
* @param[in] midtone_g The green channel value for midtone color in the range [0 - 255].
* @param[in] midtone_b The blue channel value for midtone color in the range [0 - 255].
* @param[in] highlight_r The red channel value for highlight color in the range [0 - 255].
* @param[in] highlight_g The green channel value for highlight color in the range [0 - 255].
* @param[in] highlight_b The blue channel value for highlight color in the range [0 - 255].
*
* @return Tvg_Result enumeration.
* @retval TVG_RESULT_INVALID_ARGUMENT A @c nullptr passed as the @p scene argument.
*
* @note This is an experimental API.
* @since 1.0
*/
TVG_API Tvg_Result tvg_scene_push_tritone(Tvg_Paint* scene, int shadow_r, int shadow_g, int shadow_b, int midtone_r, int midtone_g, int midtone_b, int highlight_r, int highlight_g, int highlight_b);
/** \} */ // end defgroup ThorVGCapi_Scene /** \} */ // end defgroup ThorVGCapi_Scene

48
src/bindings/capi/tvgCapi.cpp
View file

@ -22,6 +22,7 @@
#include "config.h" #include "config.h"
#include <string> #include <string>
#include <cstdarg>
#include <thorvg.h> #include <thorvg.h>
#include "thorvg_capi.h" #include "thorvg_capi.h"
#ifdef THORVG_LOTTIE_LOADER_SUPPORT #ifdef THORVG_LOTTIE_LOADER_SUPPORT
@ -784,6 +785,53 @@ TVG_API Tvg_Result tvg_scene_remove(Tvg_Paint* scene, Tvg_Paint* paint)
return TVG_RESULT_INVALID_ARGUMENT; return TVG_RESULT_INVALID_ARGUMENT;
} }
TVG_API Tvg_Result tvg_scene_reset_effects(Tvg_Paint* scene)
{
if (scene) return (Tvg_Result) reinterpret_cast<Scene*>(scene)->push(SceneEffect::ClearAll);
return TVG_RESULT_INVALID_ARGUMENT;
}
TVG_API Tvg_Result tvg_scene_push_drop_shadow(Tvg_Paint* scene, int r, int g, int b, int a, double angle, double distance, double sigma, int quality)
{
if (scene) {
Tvg_Result result = (Tvg_Result) reinterpret_cast<Scene*>(scene)->push(SceneEffect::DropShadow, r, g, b, a, angle, distance, sigma, quality);
return result;
}
return TVG_RESULT_INVALID_ARGUMENT;
}
TVG_API Tvg_Result tvg_scene_push_gaussian_blur(Tvg_Paint* scene, float sigma, int direction, int border, int quality)
{
if (scene) {
return (Tvg_Result) reinterpret_cast<Scene*>(scene)->push(SceneEffect::GaussianBlur, sigma, direction, border, quality);
}
return TVG_RESULT_INVALID_ARGUMENT;
}
TVG_API Tvg_Result tvg_scene_push_fill(Tvg_Paint* scene, int r, int g, int b, int a)
{
if (scene) {
return (Tvg_Result) reinterpret_cast<Scene*>(scene)->push(SceneEffect::Fill, r, g, b, a);
}
return TVG_RESULT_INVALID_ARGUMENT;
}
TVG_API Tvg_Result tvg_scene_push_tint(Tvg_Paint* scene, int black_r, int black_g, int black_b, int white_r, int white_g, int white_b, float intensity)
{
if (scene) {
return (Tvg_Result) reinterpret_cast<Scene*>(scene)->push(SceneEffect::Tint, black_r, black_g, black_b, white_r, white_g, white_b, intensity);
}
return TVG_RESULT_INVALID_ARGUMENT;
}
TVG_API Tvg_Result tvg_scene_push_tritone(Tvg_Paint* scene, int shadow_r, int shadow_g, int shadow_b, int midtone_r, int midtone_g, int midtone_b, int highlight_r, int highlight_g, int highlight_b)
{
if (scene) {
return (Tvg_Result) reinterpret_cast<Scene*>(scene)->push(SceneEffect::Tritone, shadow_r, shadow_g, shadow_b, midtone_r, midtone_g, midtone_b, highlight_r, highlight_g, highlight_b);
}
return TVG_RESULT_INVALID_ARGUMENT;
}
/************************************************************************/ /************************************************************************/
/* Text API */ /* Text API */