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8b91d95258
...
b75573d19c
3 changed files with 10 additions and 9 deletions
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@ -55,11 +55,12 @@ vec3 rgb_to_hsl(vec3 rgb)
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vec4 blend(int blend_type, vec4 current_color, vec4 prev_color, float opacity) {
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current_color.a *= opacity; // Combine the layer opacity
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if (current_color.a <= 0.001) {
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vec4 result;
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if (current_color.a <= 0.001 || opacity <= 0.001) {
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return prev_color;
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}
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vec4 result;
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current_color.rgb = current_color.rgb * opacity; // Premultiply with the layer texture's alpha to prevent semi transparent pixels from being too bright (ALL LAYER TYPES!)
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current_color.a = current_color.a * opacity; // Combine the layer opacity
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switch(blend_type) {
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case 1: // Darken
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result.rgb = min(prev_color.rgb, current_color.rgb);
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@ -77,7 +78,7 @@ vec4 blend(int blend_type, vec4 current_color, vec4 prev_color, float opacity) {
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result.rgb = max(prev_color.rgb, current_color.rgb);
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break;
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case 6: // Screen
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result.rgb = 1.0 - (1.0 - prev_color.rgb) * (1.0 - current_color.rgb);
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result.rgb = mix(prev_color.rgb, 1.0 - (1.0 - prev_color.rgb) * (1.0 - current_color.rgb), current_color.a);
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break;
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case 7: // Color dodge
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result.rgb = prev_color.rgb / (1.0 - current_color.rgb);
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@ -127,10 +128,9 @@ vec4 blend(int blend_type, vec4 current_color, vec4 prev_color, float opacity) {
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result.rgb = hsl_to_rgb(vec3(prev_hsl.r, prev_hsl.g, current_hsl.b));
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break;
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default: // Normal (case 0)
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result.rgb = current_color.rgb;
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result.rgb = prev_color.rgb * (1.0 - current_color.a) + current_color.rgb;
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break;
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}
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result.rgb = mix(prev_color.rgb, result.rgb, current_color.a);
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result.a = prev_color.a * (1.0 - current_color.a) + current_color.a;
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result = clamp(result, 0.0, 1.0);
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return mix(current_color, result, prev_color.a);
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@ -9,12 +9,13 @@ script = ExtResource("2")
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[node name="ThicknessSlider" parent="." index="2" instance=ExtResource("3")]
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layout_mode = 2
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focus_mode = 2
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theme_type_variation = &"ValueSlider"
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min_value = 1.0
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value = 1.0
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prefix = "Size:"
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suffix = "px"
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global_increment_action = "brush_size_increment"
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global_decrement_action = "brush_size_decrement"
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is_global = true
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[node name="Brush" parent="." index="3"]
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visible = false
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@ -116,7 +116,7 @@ func _notification(what: int) -> void:
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drag_highlight.hide()
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elif what == NOTIFICATION_THEME_CHANGED:
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if is_instance_valid(layer_settings_container):
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layer_container.custom_minimum_size.x = layer_settings_container.size.x + 12
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layer_container.custom_minimum_size.x = layer_settings_container.size.x
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func _input(event: InputEvent) -> void:
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