init brush settings at startup

engine/app_layout.cpp

@@ -493,6 +493,18 @@ void App::initLayout()
         init_menu_edit();
         init_menu_layer();
 
+        Brush b;
+        b.m_tex_id = brushes->get_texture_id(0);
+        b.id = brushes->get_brush_id(0);
+        b.m_tip_size = .1f;
+        b.m_tip_flow = .5f;
+        b.m_tip_spacing = .1f;
+        b.m_tip_opacity = 1.f;
+        stroke->m_canvas->m_brush = b;
+        canvas->m_brush = b;
+
+        brush_update();
+
         // hacky thing to make the toolbar buttons not steal events when moving cursor fast
         if (auto* toolbar = layout[main_id]->find<Node>("toolbar"))
             toolbar->m_flood_events = true;

engine/brush.h

@@ -7,22 +7,22 @@ NS_START
 class Brush
 {
 public:
-    int id;
+    int id = 0;
     std::string m_name;
-    uint16_t m_tex_id;
+    uint16_t m_tex_id = 0;
     glm::vec4 m_tip_color;
-    float m_tip_size;
-    float m_tip_spacing;
-    float m_tip_flow;
-    float m_tip_opacity;
-    float m_tip_angle;
+    float m_tip_size = 0;
+    float m_tip_spacing = 0;
+    float m_tip_flow = 0;
+    float m_tip_opacity = 0;
+    float m_tip_angle = 0;
     bool  m_tip_angle_follow = false;
     bool  m_tip_flow_pressure = false;
     bool  m_tip_size_pressure = false;
-    float m_jitter_scale;
-    float m_jitter_angle;
-    float m_jitter_spread;
-    float m_jitter_flow;
+    float m_jitter_scale = 0;
+    float m_jitter_angle = 0;
+    float m_jitter_spread = 0;
+    float m_jitter_flow = 0;
 };
 
 struct StrokeSample

engine/node_panel_stroke.cpp

@@ -66,7 +66,7 @@ void NodePanelStroke::init_slider(NodeSliderH*& target, const char* id, float ui
     target = find<NodeSliderH>(id);
     target->on_value_changed = std::bind(&NodePanelStroke::handle_slide,
         this, prop, std::placeholders::_1, std::placeholders::_2);
-    m_canvas->m_brush.*prop = target->m_value.x;
+    //m_canvas->m_brush.*prop = target->m_value.x;
 }
 
 void NodePanelStroke::handle_slide(float ui::Brush::* prop, Node* target, float value)

engine/node_stroke_preview.cpp

@@ -30,7 +30,8 @@ void NodeStrokePreview::init_controls()
 {
     m_mesh.create();
     m_sampler.create();
-    m_sampler_brush.create(GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR);
+    m_sampler_brush.create();
+    m_sampler_brush.set_filter(GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR);
     TextureManager::load("data/Icons/Round-Hard.png");
     m_brush.m_tex_id = const_hash("data/Icons/Round-Hard.png");
 }