Prefab Generator Refactor

src/dawntools/util/generator/CMakeLists.txt

@@ -0,0 +1,17 @@
+# Copyright (c) 2023 Dominic Msters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+set(D ${CMAKE_CURRENT_LIST_DIR})
+
+set(
+  DAWN_TOOL_SOURCES
+    ${DAWN_TOOL_SOURCES}
+    ${D}/SceneItemGenerator.cpp
+    ${D}/SceneAssetGenerator.cpp
+    ${D}/SceneItemComponentGenerator.cpp
+
+  CACHE INTERNAL
+    ${DAWN_CACHE_TARGET}
+)

src/dawntools/util/generator/SceneAssetGenerator.cpp

@@ -0,0 +1,38 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#include "SceneAssetGenerator.hpp"
+
+using namespace Dawn;
+
+void SceneAssetGenerator::generate(
+  std::map<std::string, std::string> &assetMap,
+  int32_t &assetNumber,
+  std::vector<std::string> *initBody,
+  std::vector<std::string> *assetsBody,
+  struct SceneAsset *asset,
+  std::string tabs
+) {
+  std::string assetType = "";
+  asset->usageName = "asset" + std::to_string(assetNumber++);
+
+  switch(asset->type) {
+    case SCENE_ASSET_TYPE_TEXTURE:
+      assetType = "TextureAsset";
+      assetMap[asset->fileName] = "&" + asset->usageName + "->texture";
+      break;
+
+    case SCENE_ASSET_TYPE_TRUETYPE_FONT:
+      assetType = "TrueTypeAsset";
+      assetMap[asset->fileName] = "&" + asset->usageName + "->font";
+      break;
+
+    default:
+      assertUnreachable();
+  }
+
+  line(initBody, "auto " + asset->usageName + " = man->get<" + assetType + ">(\"" + asset->fileName + "\");", "");
+  line(assetsBody, "assets.push_back(man->get<" + assetType + ">(\"" + asset->fileName + "\"));", "");
+}

src/dawntools/util/generator/SceneAssetGenerator.hpp

@@ -0,0 +1,22 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#pragma once
+#include "util/parser/SceneAssetParser.hpp"
+#include "util/CodeGen.hpp"
+
+namespace Dawn {
+  class SceneAssetGenerator : public CodeGen {
+    public:
+      static void generate(
+        std::map<std::string, std::string> &assetMap,
+        int32_t &assetNumber,
+        std::vector<std::string> *initBody,
+        std::vector<std::string> *assetsBody,
+        struct SceneAsset *asset,
+        std::string tabs
+      );
+  };
+}

src/dawntools/util/generator/SceneItemComponentGenerator.cpp

@@ -0,0 +1,43 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#include "SceneItemComponentGenerator.hpp"
+
+using namespace Dawn;
+
+void SceneItemComponentGenerator::generate(
+  std::map<std::string, std::string> &assetMap,
+  int32_t &componentNumber,
+  std::vector<std::string> &includes,
+  std::string itemRef,
+  std::vector<std::string> *publicProperties,
+  std::vector<std::string> *initBody,
+  struct SceneItemComponent *component,
+  std::string tabs
+) {
+  auto componentName = "cmp" + std::to_string(componentNumber++);
+  bool_t componentInit = true;
+  if(component->ref.size() > 0) {
+    componentInit = false;
+    componentName = component->ref;
+    line(publicProperties, component->type + " *" + component->ref + " = nullptr;", "");
+  }
+
+  // Initialize
+  line(initBody, (componentInit ? "auto " : "") + componentName + " = " + itemRef + "->addComponent<" + component->type + ">();", "");
+
+  // Now set each property
+  auto itValues = component->values.begin();
+  while(itValues != component->values.end()) {
+    auto value = itValues->second;
+    if(assetMap.find(value) != assetMap.end()) {
+      value = assetMap[value];
+    }
+    line(initBody, componentName + "->" + itValues->first + " = " + value + ";", "");
+    ++itValues;
+  }
+
+  includes.push_back(component->include);
+}

src/dawntools/util/generator/SceneItemComponentGenerator.hpp

@@ -0,0 +1,24 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#pragma once
+#include "util/parser/SceneItemComponentParser.hpp"
+#include "util/CodeGen.hpp"
+
+namespace Dawn {
+  class SceneItemComponentGenerator : public CodeGen {
+    public:
+      static void generate(
+        std::map<std::string, std::string> &assetMap,
+        int32_t &componentNumber,
+        std::vector<std::string> &includes,
+        std::string itemRef,
+        std::vector<std::string> *publicProperties,
+        std::vector<std::string> *initBody,
+        struct SceneItemComponent *component,
+        std::string tabs
+      );
+  };
+}

src/dawntools/util/generator/SceneItemGenerator.cpp

@@ -0,0 +1,101 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#include "SceneItemGenerator.hpp"
+
+using namespace Dawn;
+
+void SceneItemGenerator::generate(
+  int32_t &assetNumber,
+  int32_t &componentNumber,
+  int32_t &childNumber,
+  std::map<std::string, std::string> &assetMap,
+  std::vector<std::string> &includes,
+  std::vector<std::string> *publicProperties,
+  std::vector<std::string> *initBody,
+  std::vector<std::string> *assetBody,
+  std::string parentRef,
+  struct SceneItem *item,
+  std::string tabs
+) {
+  auto name = "itm" + std::to_string(childNumber++);
+
+  if(item->ref == "this") {
+    name = item->ref;
+  } else {
+    bool_t init = true;
+    if(item->ref.size() > 0) {
+      init = false;
+      name = item->ref;
+      if(item->ref != "this") {
+        line(publicProperties, "SceneItemComponent *" + name + " = nullptr;", "");
+      }
+    }
+    line(initBody, (init ? "auto " : "") + name + " = scene->createSceneItem();", "");
+  }
+
+  // Process extra properties
+  if(item->position.size() > 0) {
+    line(initBody, name + "->transform.setLocalPosition(" + item->position + ");", "");
+  }
+
+  if(item->scale.size() > 0) {
+    line(initBody, name + "->transform.setLocalScale(" + item->scale + ");", "");
+  }
+
+  // Add assets
+  auto itAssets = item->assets.begin();
+  while(itAssets != item->assets.end()) {
+    SceneAssetGenerator::generate(
+      assetMap,
+      assetNumber,
+      initBody,
+      assetBody,
+      &(*itAssets),
+      ""
+    );
+    ++itAssets;
+  }
+
+  // Add components for children
+  auto itComponents = item->components.begin();
+  while(itComponents != item->components.end()) {
+    SceneItemComponentGenerator::generate(
+      assetMap,
+      componentNumber,
+      includes,
+      name,
+      publicProperties,
+      initBody,
+      &(*itComponents),
+      ""
+    );
+    ++itComponents;
+  }
+
+  // Process sub children
+  auto itChildren = item->children.begin();
+  while(itChildren != item->children.end()) {
+    SceneItemGenerator::generate(
+      assetNumber,
+      componentNumber,
+      childNumber,
+      assetMap,
+      includes,
+      publicProperties,
+      initBody,
+      assetBody,
+      name,
+      &(*itChildren),
+      ""
+    );
+    ++itChildren;
+  }
+
+  // Set parent
+  if(!parentRef.empty()) {
+    line(initBody, name + "->transform.setParent(&"+parentRef+"->transform);", "");
+  }
+}

src/dawntools/util/generator/SceneItemGenerator.hpp

@@ -0,0 +1,28 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#pragma once
+#include "SceneItemComponentGenerator.hpp"
+#include "SceneAssetGenerator.hpp"
+#include "util/parser/SceneItemParser.hpp"
+
+namespace Dawn {
+  class SceneItemGenerator : public CodeGen {
+    public:
+      static void generate(
+        int32_t &assetNumber,
+        int32_t &componentNumber,
+        int32_t &childNumber,
+        std::map<std::string, std::string> &assetMap,
+        std::vector<std::string> &includes,
+        std::vector<std::string> *publicProperties,
+        std::vector<std::string> *initBody,
+        std::vector<std::string> *assetBody,
+        std::string parentRef,
+        struct SceneItem *item,
+        std::string tabs
+      );
+  };
+}