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renderer: optimize border drawcalls (#11891)

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calculates the specific border region to avoid sampling on regions where the border cannot be at
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Vaxry 2025-10-01 13:38:17 +02:00 • committed by GitHub
parent 378438ffe7
commit e0c96276df
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GPG key ID: B5690EEEBB952194
1 changed files with 18 additions and 22 deletions
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40
src/render/OpenGL.cpp
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@ -2402,18 +2402,16 @@ void CHyprOpenGLImpl::renderBorder(const CBox& box, const CGradientValueData& gr
glBindVertexArray(m_shaders->m_shBORDER1.uniformLocations[SHADER_SHADER_VAO]); glBindVertexArray(m_shaders->m_shBORDER1.uniformLocations[SHADER_SHADER_VAO]);
if (m_renderData.clipBox.width != 0 && m_renderData.clipBox.height != 0) { // calculate the border's region, which we need to render over. No need to run the shader on
CRegion damageClip{m_renderData.clipBox.x, m_renderData.clipBox.y, m_renderData.clipBox.width, m_renderData.clipBox.height}; // things outside there
damageClip.intersect(m_renderData.damage); CRegion borderRegion = m_renderData.damage.copy().intersect(newBox);
borderRegion.subtract(box.copy().expand(-scaledBorderSize - round));
if (!damageClip.empty()) { if (m_renderData.clipBox.width != 0 && m_renderData.clipBox.height != 0)
damageClip.forEachRect([this](const auto& RECT) { borderRegion.intersect(m_renderData.clipBox);
scissor(&RECT);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); if (!borderRegion.empty()) {
}); borderRegion.forEachRect([this](const auto& RECT) {
}
} else {
m_renderData.damage.forEachRect([this](const auto& RECT) {
scissor(&RECT); scissor(&RECT);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
}); });
@ -2492,18 +2490,16 @@ void CHyprOpenGLImpl::renderBorder(const CBox& box, const CGradientValueData& gr
glBindVertexArray(m_shaders->m_shBORDER1.uniformLocations[SHADER_SHADER_VAO]); glBindVertexArray(m_shaders->m_shBORDER1.uniformLocations[SHADER_SHADER_VAO]);
if (m_renderData.clipBox.width != 0 && m_renderData.clipBox.height != 0) { // calculate the border's region, which we need to render over. No need to run the shader on
CRegion damageClip{m_renderData.clipBox.x, m_renderData.clipBox.y, m_renderData.clipBox.width, m_renderData.clipBox.height}; // things outside there
damageClip.intersect(m_renderData.damage); CRegion borderRegion = m_renderData.damage.copy().intersect(newBox);
borderRegion.subtract(box.copy().expand(-scaledBorderSize - round));
if (!damageClip.empty()) { if (m_renderData.clipBox.width != 0 && m_renderData.clipBox.height != 0)
damageClip.forEachRect([this](const auto& RECT) { borderRegion.intersect(m_renderData.clipBox);
scissor(&RECT);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); if (!borderRegion.empty()) {
}); borderRegion.forEachRect([this](const auto& RECT) {
}
} else {
m_renderData.damage.forEachRect([this](const auto& RECT) {
scissor(&RECT); scissor(&RECT);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
}); });