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surface: fix invalid damage tracking in damageSurface

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ref #4744
This commit is contained in:
vaxerski 2024-02-19 11:24:54 +00:00
parent 69a4f08dbe
commit e4790e3f8e
5 changed files with 33 additions and 12 deletions
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5
src/helpers/Region.cpp
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@ -112,6 +112,11 @@ CRegion& CRegion::scale(float scale) {
return *this;
}
CRegion& CRegion::scale(const Vector2D& scale) {
wlr_region_scale_xy(&m_rRegion, &m_rRegion, scale.x, scale.y);
return *this;
}
std::vector<pixman_box32_t> CRegion::getRects() const {
std::vector<pixman_box32_t> result;

3
src/helpers/Region.hpp
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@ -49,6 +49,7 @@ class CRegion {
CRegion& invert(pixman_box32_t* box);
CRegion& invert(const CBox& box);
CRegion& scale(float scale);
CRegion& scale(const Vector2D& scale);
CBox getExtents();
bool containsPoint(const Vector2D& vec) const;
bool empty() const;
@ -58,7 +59,7 @@ class CRegion {
std::vector<pixman_box32_t> getRects() const;
pixman_region32_t* pixman() {
return &m_rRegion;
return &m_rRegion;
}
private:

14
src/helpers/WLSurface.cpp
View file

@ -52,6 +52,20 @@ Vector2D CWLSurface::getViewporterCorrectedSize() const {
Vector2D{m_pWLRSurface->current.buffer_width, m_pWLRSurface->current.buffer_height};
}
CRegion CWLSurface::logicalDamage() const {
CRegion damage{&m_pWLRSurface->buffer_damage};
damage.transform(m_pWLRSurface->current.transform, m_pWLRSurface->current.buffer_width, m_pWLRSurface->current.buffer_height);
damage.scale(1.0 / m_pWLRSurface->current.scale);
const auto VPSIZE = getViewporterCorrectedSize() / m_pWLRSurface->current.scale;
const auto CORRECTVEC = correctSmallVec();
damage.scale({VPSIZE.x / m_pWLRSurface->current.width, VPSIZE.y / m_pWLRSurface->current.height});
damage.translate(CORRECTVEC);
return damage;
}
void CWLSurface::destroy() {
if (!m_pWLRSurface)
return;

2
src/helpers/WLSurface.hpp
View file

@ -1,6 +1,7 @@
#pragma once
#include "../defines.hpp"
#include "Region.hpp"
class CWindow;
@ -23,6 +24,7 @@ class CWLSurface {
bool small() const; // means surface is smaller than the requested size
Vector2D correctSmallVec() const; // returns a corrective vector for small() surfaces
Vector2D getViewporterCorrectedSize() const;
CRegion logicalDamage() const;
// allow stretching. Useful for plugins.
bool m_bFillIgnoreSmall = false;