1 files changed, 19 insertions, 0 deletions
diff --git a/src/renderer/painter.cpp b/src/renderer/painter.cpp
index c1705cd7cf..b1522a56b5 100644
--- a/src/renderer/painter.cpp
+++ b/src/renderer/painter.cpp
@@ -82,9 +82,28 @@ void Painter::setupShaders() {
     if (!gaussianShader) gaussianShader = std::make_unique<GaussianShader>();
 }
 
+void Painter::deleteShaders() {
+    plainShader = nullptr;
+    outlineShader = nullptr;
+    lineShader = nullptr;
+    linejoinShader = nullptr;
+    patternShader = nullptr;
+    iconShader = nullptr;
+    rasterShader = nullptr;
+    textShader = nullptr;
+    dotShader = nullptr;
+    compositeShader = nullptr;
+    gaussianShader = nullptr;
+}
+
 void Painter::cleanup() {
 }
 
+void Painter::terminate() {
+    cleanup();
+    deleteShaders();
+}
+
 void Painter::resize() {
     const TransformState &state = map.getState();
     if (gl_viewport != state.getFramebufferDimensions()) {