check fb valid

2019-10-15 17:08:29 +02:00
parent 5f002cca53
commit b096d250e2
3 changed files with 21 additions and 7 deletions
--- a/src/node_stroke_preview.cpp
+++ b/src/node_stroke_preview.cpp
@@ -408,7 +408,7 @@ void NodeStrokePreview::draw_stroke_immediate()
        b->m_pattern_texture->bind() :
        glBindTexture(GL_TEXTURE_2D, 0);
    glActiveTexture(GL_TEXTURE3);
-    m_rtt_mixer.bindTexture();
+    b->m_tip_mix > 0.f ? m_rtt_mixer.bindTexture() : glBindTexture(GL_TEXTURE_2D, 0);
    auto frames = stroke_draw_compute(m_stroke, zoom);
    m_rtt.clear();
    for (auto& f : frames)