Dynamic object loading

2 files changed, 80 insertions, 0 deletions

diff --git a/engine/Dynamic/Descriptors/Objects.go b/engine/Dynamic/Descriptors/Objects.go
new file mode 100644
index 0000000..92a44d7
--- /dev/null
+++ b/engine/Dynamic/Descriptors/Objects.go
@@ -0,0 +1,78 @@
+package descriptors
+
+import (
+	"encoding/json"
+	"fmt"
+
+	components "github.com/DegustatorPonos/RuinesOfRafdolon/Components"
+	coreobjects "github.com/DegustatorPonos/RuinesOfRafdolon/CoreObjects"
+	rl "github.com/gen2brain/raylib-go/raylib"
+)
+
+const ObjectsDirName string = "Objects"
+
+type ObjectDescriptor struct {
+	Name string
+	Textures []*ObjectTextureBlock
+}
+
+// Maps objects by their IDs
+func MapObjectDescriptors(loaded []*ObjectDescriptor) map[string]*ObjectDescriptor {
+	var outp = make(map[string]*ObjectDescriptor, 0)
+	for _, v := range loaded {
+		outp[v.Name] = v
+	}
+	return outp
+}
+
+func (base *ObjectDescriptor) IsValid() error {
+	if base.Textures == nil {
+		return fmt.Errorf("The textures are not specified")
+	}
+	for i, v := range base.Textures {
+		// The texture was not specified
+		if v.TextureId == nil && len(v.Name) == 0 {
+			return fmt.Errorf("The texture #%d was not specified (neither texture name nor ID)", i)
+		}
+	}
+	return nil
+}
+
+func (base *ObjectDescriptor) Parse() coreobjects.DynamicObject {
+	var outp = coreobjects.DynamicObject{
+		Textures: make([]*coreobjects.TextureBlock, len(base.Textures)),
+	}
+	for i, v := range base.Textures {
+		var texture, err = v.GetTexture()
+		if err != nil {
+			rl.TraceLog(rl.LogWarning, "Failed to get the required by the object %s texture: %s", base.Name, err.Error())
+			continue
+		}
+		outp.Textures[i] = &coreobjects.TextureBlock {
+			Texture: texture,
+			Offset: v.Offset,
+		}
+	}
+	return outp
+}
+
+type ObjectTextureBlock struct {
+	Name string
+	TextureId *uint64
+	Offset rl.Vector2
+}
+
+func (base *ObjectTextureBlock) GetTexture() (*rl.Texture2D, error) {
+	if base.TextureId != nil {
+		return components.Resources.Textures.GetTexture(*base.TextureId)
+	}
+	return components.Resources.Textures.GetTextureByName(base.Name)
+}
+
+func (base *ObjectDescriptor) String() string {
+	var outp, jsonErr = json.Marshal(base)
+	if jsonErr != nil {
+		return fmt.Sprintf("Failed to parse settings: %s", jsonErr.Error())
+	}
+	return string(outp)
+}
diff --git a/engine/Dynamic/Descriptors/World.go b/engine/Dynamic/Descriptors/World.go
index 0a6a7d9..c449ab0 100644
--- a/engine/Dynamic/Descriptors/World.go
+++ b/engine/Dynamic/Descriptors/World.go
@@ -5,6 +5,8 @@ import (
 	rl "github.com/gen2brain/raylib-go/raylib"
 )
 
+const WorldsDirName string = "Worlds"
+
 type WorldDescriptor struct {
 	Name string
 	// Deprecated