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[godot] Custom materials on the skeleton level.

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This commit is contained in:
badlogic 2022-04-28 16:57:34 +02:00
parent 248109b88b
commit 3785147ba3
3 changed files with 98 additions and 3 deletions
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21
spine-godot/example/examples/09-custom-material/custom-material.tscn Normal file
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@ -0,0 +1,21 @@
[gd_scene load_steps=4 format=2]
[ext_resource path="res://assets/spineboy/spinebody-data-res.tres" type="SpineSkeletonDataResource" id=1]
[sub_resource type="Shader" id=1]
code = "shader_type canvas_item;
void fragment() {
COLOR = vec4(0.4, 0.6, 0.9, 1.0);
}"
[sub_resource type="ShaderMaterial" id=2]
shader = SubResource( 1 )
[node name="Node2D" type="Node2D"]
[node name="SpineSprite" type="SpineSprite" parent="."]
position = Vector2( 471, 482 )
scale = Vector2( 0.546374, 0.546373 )
skeleton_data_res = ExtResource( 1 )
normal_material = SubResource( 2 )

60
spine-godot/spine_godot/SpineSprite.cpp
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@ -50,6 +50,15 @@ void SpineSprite::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_update_mode", "v"), &SpineSprite::set_update_mode);
ClassDB::bind_method(D_METHOD("get_update_mode"), &SpineSprite::get_update_mode);
ClassDB::bind_method(D_METHOD("set_normal_material", "material"), &SpineSprite::set_normal_material);
ClassDB::bind_method(D_METHOD("get_normal_material"), &SpineSprite::get_normal_material);
ClassDB::bind_method(D_METHOD("set_additive_material", "material"), &SpineSprite::set_additive_material);
ClassDB::bind_method(D_METHOD("get_additive_material"), &SpineSprite::get_additive_material);
ClassDB::bind_method(D_METHOD("set_multiply_material", "material"), &SpineSprite::set_multiply_material);
ClassDB::bind_method(D_METHOD("get_multiply_material"), &SpineSprite::get_multiply_material);
ClassDB::bind_method(D_METHOD("set_screen_material", "material"), &SpineSprite::set_screen_material);
ClassDB::bind_method(D_METHOD("get_screen_material"), &SpineSprite::get_screen_material);
ClassDB::bind_method(D_METHOD("update_skeleton", "delta"), &SpineSprite::update_skeleton);
ClassDB::bind_method(D_METHOD("new_skin", "name"), &SpineSprite::new_skin);
@ -67,6 +76,11 @@ void SpineSprite::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "skeleton_data_res", PropertyHint::PROPERTY_HINT_RESOURCE_TYPE, "SpineSkeletonDataResource"), "set_skeleton_data_res", "get_skeleton_data_res");
ADD_PROPERTY(PropertyInfo(Variant::INT, "update_mode", PROPERTY_HINT_ENUM, "Process,Physics,Manual"), "set_update_mode", "get_update_mode");
ADD_GROUP("Materials", "");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "normal_material", PROPERTY_HINT_RESOURCE_TYPE, "Material"), "set_normal_material", "get_normal_material");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "additive_material", PROPERTY_HINT_RESOURCE_TYPE, "Material"), "set_additive_material", "get_additive_material");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "multiply_material", PROPERTY_HINT_RESOURCE_TYPE, "Material"), "set_multiply_material", "get_multiply_material");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "screen_material", PROPERTY_HINT_RESOURCE_TYPE, "Material"), "set_screen_material", "get_screen_material");
BIND_ENUM_CONSTANT(UpdateMode::UpdateMode_Process)
BIND_ENUM_CONSTANT(UpdateMode::UpdateMode_Physics)
@ -91,7 +105,7 @@ SpineSprite::SpineSprite() : update_mode(UpdateMode_Process), skeleton_clipper(n
default_materials[spine::BlendMode_Multiply] = material_multiply;
Ref<CanvasItemMaterial> material_screen(memnew(CanvasItemMaterial));
material_screen->set_blend_mode(CanvasItemMaterial::BLEND_MODE_MIX);
material_screen->set_blend_mode(CanvasItemMaterial::BLEND_MODE_SUB);
default_materials[spine::BlendMode_Screen] = material_screen;
}
sprite_count++;
@ -446,9 +460,17 @@ void SpineSprite::update_meshes(Ref<SpineSkeleton> skeleton) {
}
skeleton_clipper->clipEnd(*slot);
if (mesh_ins->get_material()->is_class("CanvasItemMaterial")) {
mesh_ins->set_material(default_materials[slot->getData().getBlendMode()]);
spine::BlendMode blend_mode = slot->getData().getBlendMode();
Ref<Material> custom_material;
switch (blend_mode) {
case spine::BlendMode_Normal: custom_material = normal_material; break;
case spine::BlendMode_Additive: custom_material = additive_material; break;
case spine::BlendMode_Multiply: custom_material = multiply_material; break;
case spine::BlendMode_Screen: custom_material = screen_material; break;
default: ;
}
if (custom_material.is_valid()) mesh_ins->set_material(custom_material);
else mesh_ins->set_material(default_materials[slot->getData().getBlendMode()]);
}
skeleton_clipper->clipEnd();
}
@ -518,6 +540,38 @@ Ref<SpineSkin> SpineSprite::new_skin(const String& name) {
return skin;
}
Ref<Material> SpineSprite::get_normal_material() {
return normal_material;
}
void SpineSprite::set_normal_material(Ref<Material> material) {
normal_material = material;
}
Ref<Material> SpineSprite::get_additive_material() {
return additive_material;
}
void SpineSprite::set_additive_material(Ref<Material> material) {
additive_material = material;
}
Ref<Material> SpineSprite::get_multiply_material() {
return multiply_material;
}
void SpineSprite::set_multiply_material(Ref<Material> material) {
multiply_material = material;
}
Ref<Material> SpineSprite::get_screen_material() {
return screen_material;
}
void SpineSprite::set_screen_material(Ref<Material> material) {
screen_material = material;
}
#ifdef TOOLS_ENABLED
Rect2 SpineSprite::_edit_get_rect() const {
if (skeleton_data_res.is_valid() && skeleton_data_res->is_skeleton_data_loaded()) {

20
spine-godot/spine_godot/SpineSprite.h
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@ -58,6 +58,10 @@ protected:
Vector<MeshInstance2D *> mesh_instances;
spine::SkeletonClipping *skeleton_clipper;
static Ref<CanvasItemMaterial> default_materials[4];
Ref<Material> normal_material;
Ref<Material> additive_material;
Ref<Material> multiply_material;
Ref<Material> screen_material;
static void _bind_methods();
void _notification(int what);
@ -95,6 +99,22 @@ public:
Ref<SpineSkin> new_skin(const String &name);
Ref<Material> get_normal_material();
void set_normal_material(Ref<Material> material);
Ref<Material> get_additive_material();
void set_additive_material(Ref<Material> material);
Ref<Material> get_multiply_material();
void set_multiply_material(Ref<Material> material);
Ref<Material> get_screen_material();
void set_screen_material(Ref<Material> material);
#ifdef TOOLS_ENABLED
virtual Rect2 _edit_get_rect() const;
virtual bool _edit_use_rect() const;