Add ability to set param of stretch

2020-05-16 22:38:38 +02:00
parent ab2a7c9f1a
commit 3fb3b2a760
6 changed files with 50 additions and 7 deletions
@@ -111,6 +111,12 @@ void ImageWidget::setStrech(int stretch)
    update();
 }

+void ImageWidget::setStretchParam(float param)
+{
+    m_param = param;
+    update();
+}
+
 void ImageWidget::setOffset(int dx, int dy)
 {
    m_dx = dx;
@@ -137,7 +143,7 @@ void ImageWidget::paintGL()
    m_program->setUniformValue("viewport", (float)width(), (float)height());
    m_program->setUniformValue("offset", dx, dy);
    m_program->setUniformValue("stretch", m_stretch);
-    m_program->setUniformValue("a", 0.1f);
+    m_program->setUniformValue("a", m_param);
    m_program->setUniformValue("zoom", 1.0f/m_scale);

    m_image->bind(0);