plugins/magnifier: use floating point offscreen texture

With color management, everything would get clamped to 1 nit otherwise. BUG: 477841
2 years ago · ab48621758
parent 3dc8b937ba
commit ab48621758
1 changed files with 2 additions and 2 deletions
--- a/src/plugins/magnifier/magnifier.cpp
+++ b/src/plugins/magnifier/magnifier.cpp
@ -206,7 +206,7 @@ void MagnifierEffect::zoomIn()
    }
    if (effects->isOpenGLCompositing() && !m_texture) {
        effects->makeOpenGLContextCurrent();
-        m_texture = GLTexture::allocate(GL_RGBA8, m_magnifierSize);
+        m_texture = GLTexture::allocate(GL_RGBA16F, m_magnifierSize);
        if (!m_texture) {
            return;
        }
@ -246,7 +246,7 @@ void MagnifierEffect::toggle()
        }
        if (effects->isOpenGLCompositing() && !m_texture) {
            effects->makeOpenGLContextCurrent();
-            m_texture = GLTexture::allocate(GL_RGBA8, m_magnifierSize);
+            m_texture = GLTexture::allocate(GL_RGBA16F, m_magnifierSize);
            if (!m_texture) {
                return;
            }