feat: 瓦片地图渲染功能实现

TdGame/TdGame.vcxproj

@@ -120,6 +120,7 @@
       <ConformanceMode>true</ConformanceMode>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <AdditionalIncludeDirectories>..\ThirdParty\cJSON\include;..\ThirdParty\SDL2\include;..\ThirdParty\SDL2_gfx\include;..\ThirdParty\SDL2_image\include;..\ThirdParty\SDL2_mixer\include;..\ThirdParty\SDL2_ttf\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -131,6 +132,7 @@
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
+    <ClCompile Include="..\ThirdParty\cJSON\cJSON.c" />
     <ClCompile Include="main.cpp" />
   </ItemGroup>
   <ItemGroup>

TdGame/TdGame.vcxproj.filters

@@ -19,11 +19,17 @@
     <Filter Include="头文件\enemy">
       <UniqueIdentifier>{d16b420a-6329-4705-af2a-57caf4eee0e9}</UniqueIdentifier>
     </Filter>
+    <Filter Include="源文件\cJSON">
+      <UniqueIdentifier>{26456ec2-6d40-4a7f-9935-8248edc2bef2}</UniqueIdentifier>
+    </Filter>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="main.cpp">
       <Filter>源文件</Filter>
     </ClCompile>
+    <ClCompile Include="..\ThirdParty\cJSON\cJSON.c">
+      <Filter>源文件\cJSON</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="game_manager.h">

TdGame/config_manager.h

@@ -90,6 +90,7 @@ public:
 	bool load_level_config(const std::string& path)
 	{
 		std::ifstream file(path);
+
 		if (!file.good())return false;
 
 		std::stringstream str_stream;
@@ -97,8 +98,8 @@ public:
 		file.close();
 
 		cJSON* json_root = cJSON_Parse(str_stream.str().c_str());
-
 		if (!json_root) return false;//解析失败
+		
 		if (json_root->type != cJSON_Array)//解析成功，但非数组类型
 		{
 			cJSON_Delete(json_root);
@@ -108,7 +109,7 @@ public:
 		cJSON* json_wave = nullptr;
 		cJSON_ArrayForEach(json_wave, json_root)
 		{
-			if (json_wave->type != cJSON_Array)
+			if (json_wave->type != cJSON_Object)
 				continue;
 			
 			wave_list.emplace_back();//容器末尾构造一个对象，不传参数那么调用的是定义类型的默认构造函数
@@ -128,7 +129,7 @@ public:
 				cJSON* json_spawn_event = nullptr;
 				cJSON_ArrayForEach(json_spawn_event, json_wave_spawn_list)
 				{
-					if (json_spawn_event->type != cJSON_Array)
+					if (json_spawn_event->type != cJSON_Object)
 						continue;
 
 					wave.spawn_event_list.emplace_back();
@@ -144,10 +145,10 @@ public:
 					if (json_spawn_event_enemy_type && json_spawn_event_enemy_type->type == cJSON_String)
 					{
 						const std::string str_enemy_type = json_spawn_event_enemy_type->valuestring;
-						if (str_enemy_type == "Slim")
+						if (str_enemy_type == "Slime")
-							spawn_event.enemy_type = EnemyType::Slim;
+							spawn_event.enemy_type = EnemyType::Slime;
-						else if(str_enemy_type == "KingSlim")
+						else if(str_enemy_type == "KingSlime")
-							spawn_event.enemy_type = EnemyType::KingSlim;
+							spawn_event.enemy_type = EnemyType::KingSlime;
 						else if (str_enemy_type == "Skeleton")
 							spawn_event.enemy_type = EnemyType::Skeleton;
 						else if (str_enemy_type == "Goblin")
@@ -163,6 +164,7 @@ public:
 		}
 
 		cJSON_Delete(json_root);
+
 		if (wave_list.empty())
 			return false;
 			
@@ -174,7 +176,7 @@ public:
 	bool load_game_config(const std::string& path)
 	{
 		std::ifstream file(path);
-		if (file.good()) return false;
+		if (!file.good()) return false;
 
 		std::stringstream str_stream;
 		str_stream << file.rdbuf();

TdGame/enemy_type.h

@@ -4,8 +4,8 @@
 
 enum class EnemyType
 {
-	Slim,
+	Slime,
-	KingSlim,
+	KingSlime,
 	Skeleton,
 	Goblin,
 	GoblinPriest

TdGame/game_manager.h

@@ -3,6 +3,8 @@
 #define _GAME_MANAGER_H_
 
 #include "manager.h"
+#include "config_manager.h"
+#include "resources_manager.h"
 
 #include <SDL.h>
 #include <SDL_ttf.h>
@@ -61,13 +63,25 @@ protected:
 
 		SDL_SetHint(SDL_HINT_IME_SHOW_UI,"1");
 
-		window = SDL_CreateWindow(u8"´åׯ±£ÎÀÕ½", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, SDL_WINDOW_SHOWN);
+		ConfigManager* config = ConfigManager::instance();
+
+		init_assert(config->map.load("map.csv"), u8"加载游戏地图失败！");
+		init_assert(config->load_level_config("level.json"), u8"加载关卡配置失败！");
+		init_assert(config->load_game_config("config.json"), u8"加载游戏配置失败！");
+
+		window = SDL_CreateWindow(config->basic_template.window_title.c_str(), SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
+			config->basic_template.window_width, config->basic_template.window_height, SDL_WINDOW_SHOWN);
 		init_assert(window, u8"创建游戏窗口失败！");
 
 		renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_TARGETTEXTURE);
 		init_assert(renderer, u8"创建渲染器失败！");
 
+		init_assert(ResourcesManager::instance()->load_from_file(renderer), u8"加载游戏资源失败！");
+
+		init_assert(generate_tile_map_texture(),u8"生成瓦片地图类型失败！");
+
 	}
+
 	~GameManager()
 	{
 		SDL_DestroyRenderer(renderer);
@@ -86,6 +100,8 @@ private:
 	SDL_Window* window = nullptr;
 	SDL_Renderer* renderer = nullptr;
 
+	SDL_Texture* tex_tile_map = nullptr;
+
 private:
 	void init_assert(bool flag, const char* err_msg)
 	{
@@ -107,7 +123,94 @@ private:
 
 	void on_render()
 	{
+		static ConfigManager* instance = ConfigManager::instance();
+		static SDL_Rect& rect_dst = instance->rect_tile_map;
+		SDL_RenderCopy(renderer, tex_tile_map, nullptr, &rect_dst);
+	}
 
+	bool generate_tile_map_texture()
+	{
+		const Map& map = ConfigManager::instance()->map;
+		const TileMap& tile_map = map.get_tile_map();
+		SDL_Rect& rect_tile_map = ConfigManager::instance()->rect_tile_map; 
+		SDL_Texture* tex_tile_set = ResourcesManager::instance()->get_texture_pool().find(ResID::Tex_Tileset)->second;
+
+		int width_tex_tile_set, height_tex_tile_set;
+		SDL_QueryTexture(tex_tile_set, nullptr, nullptr, &width_tex_tile_set, &height_tex_tile_set);//宽度和高度存储进去
+		int num_tile_single_line = (int)std::ceil((double)width_tex_tile_set / SIZE_TILE);//获取一行有多少单元格
+
+		//计算整张图的纹理宽高
+		int width_tex_tile_map, height_tex_tile_map;
+		width_tex_tile_map = (int)map.get_width() * SIZE_TILE;
+		height_tex_tile_map = (int)map.get_height() * SIZE_TILE;
+		 
+		//第三个参数说明这张纹理可以被renderer绘制，并且格式是第二个参数
+		tex_tile_map = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_ABGR8888, 
+			SDL_TEXTUREACCESS_TARGET, width_tex_tile_map, height_tex_tile_map);
+		if (!tex_tile_map)return false;
+
+		//根据生成的图片调整rect_tile_map
+		ConfigManager* config = ConfigManager::instance();
+		rect_tile_map.x = (config->basic_template.window_width - width_tex_tile_map) / 2;//左上角顶点坐标，因为希望画面是在窗口中间！！
+		rect_tile_map.y = (config->basic_template.window_height - height_tex_tile_map) / 2;
+		rect_tile_map.w = width_tex_tile_map;
+		rect_tile_map.h = height_tex_tile_map;//后期渲染目标react设置完成;
+
+		//设置纹理的混合模式
+		SDL_SetTextureBlendMode(tex_tile_map, SDL_BLENDMODE_BLEND);
+		SDL_SetRenderTarget(renderer, tex_tile_map);
+
+		for (int y = 0; y < map.get_height(); y++)
+		{
+			for (int x = 0; x < map.get_width(); x++)
+			{	
+				//源素材矩形
+				SDL_Rect rect_src;
+				const Tile& tile = tile_map[y][x];
+				
+				//目标位置矩形
+				const SDL_Rect& rect_dst =
+				{
+					x * SIZE_TILE,y * SIZE_TILE, //x,y坐标
+					SIZE_TILE,SIZE_TILE //宽高
+				};
+
+				//求需要裁剪的素材块
+				rect_src =
+				{
+					(tile.terrian % num_tile_single_line) * SIZE_TILE,//设计规则是这样的
+					(tile.terrian / num_tile_single_line) * SIZE_TILE,
+					SIZE_TILE,SIZE_TILE
+				};
+				SDL_RenderCopy(renderer, tex_tile_set, &rect_src, &rect_dst);//地形层结束
+			
+				//判断装饰物层是否有
+				if (tile.decoration >= 0)
+				{
+					rect_src =
+					{
+						(tile.decoration % num_tile_single_line) * SIZE_TILE,
+						(tile.decoration / num_tile_single_line) * SIZE_TILE,
+						SIZE_TILE,SIZE_TILE
+					};
+					SDL_RenderCopy(renderer, tex_tile_set, &rect_src, &rect_dst);//装饰物层结束
+				}
+			}
+		}
+
+		//防守目标（屋子）
+		const SDL_Point& idx_home = map.get_idx_home();
+		const SDL_Rect& rect_dst =
+		{ 
+			idx_home.x * SIZE_TILE, idx_home.y * SIZE_TILE,
+			SIZE_TILE,SIZE_TILE
+		};
+		SDL_RenderCopy(renderer, ResourcesManager::instance()->get_texture_pool().find(ResID::Tex_Home)->second, nullptr, &rect_dst);
+
+		//一定要设置回空
+		SDL_SetRenderTarget(renderer, nullptr);
+
+		return true;
 	}
 };
 

TdGame/level.json

@@ -4,11 +4,11 @@
 		"spawn_list":	[{
 				"interval":	1,
 				"point":	1,
-				"enemy":	"Slim"
+				"enemy":	"Slime"
 			}, {
 				"interval":	1,
 				"point":	2,
-				"enemy":	"KingSlim"
+				"enemy":	"KingSlime"
 			}, {
 				"interval":	1,
 				"point":	1,
@@ -28,7 +28,7 @@
 		"spawn_list":	[{
 				"interval":	3,
 				"point":	2,
-				"enemy":	"KingSlim"
+				"enemy":	"KingSlime"
 			}]
 	}]
 

TdGame/map.h

@@ -32,7 +32,7 @@ public:
 		std::string str_line;
 		while (std::getline(file, str_line))
 		{
-			str_line = trim_str(str_line);
+			str_line = trim_str(str_line);//去除两端空白字符串，自定义函数
 			if (str_line.empty())
 				continue;
 			//如果不为空，则进入下一行，将idx_x置-1
@@ -45,7 +45,7 @@ public:
 			{
 				idx_x++;//将idx_x++去右边下一个瓦片，
 				tile_map_temp[idx_y].emplace_back();//在idx_y行中添加新瓦片
-				Tile& tile = tile_map_temp[idx_y].back();//获取对新增瓦片的引用 Tile& tile = tile_map_temp[idx_y].back() 以便后续操作。
+				Tile& tile = tile_map_temp[idx_y].back();//获取对新增瓦片的引用,以便后续操作。
 
 				load_tile_from_string(tile,str_tile);
 			}
@@ -162,8 +162,8 @@ private:
 				
 				if (tile.special_flag == 0)//代表是房屋，其余1234是刷怪点
 				{
-					idx_home.x == x;
+					idx_home.x = x;
-					idx_home.y == y;
+					idx_home.y = y;
 				}
 				else
 				{

TdGame/resources_manager.h

@@ -1,3 +1,4 @@
+#pragma once
 #ifndef _RESOURCES_MANAGER_H_
 #define _RESOURCES_MANAGER_H_
 
@@ -116,13 +117,13 @@ public:
 		texture_pool[ResID::Tex_Slime] = IMG_LoadTexture(renderer, "resources/enemy_slime.png");
 		texture_pool[ResID::Tex_KingSlime] = IMG_LoadTexture(renderer, "resources/enemy_king_slime.png");
 		texture_pool[ResID::Tex_Skeleton] = IMG_LoadTexture(renderer, "resources/enemy_skeleton.png");
-		texture_pool[ResID::Tex_Goblin] = IMG_LoadTexture(renderer, "resources/enenmy_goblin.png");
+		texture_pool[ResID::Tex_Goblin] = IMG_LoadTexture(renderer, "resources/enemy_goblin.png");
-		texture_pool[ResID::Tex_GoblinPriest] = IMG_LoadTexture(renderer, "resources/enenmy_goblin_priest.png");
+		texture_pool[ResID::Tex_GoblinPriest] = IMG_LoadTexture(renderer, "resources/enemy_goblin_priest.png");
-		texture_pool[ResID::Tex_SlimeSketch] = IMG_LoadTexture(renderer, "resources/enenmy_slime_sketch.png");
+		texture_pool[ResID::Tex_SlimeSketch] = IMG_LoadTexture(renderer, "resources/enemy_slime_sketch.png");
-		texture_pool[ResID::Tex_KingSlimeSketch] = IMG_LoadTexture(renderer, "resources/enenmy_king_slime_sketch.png");
+		texture_pool[ResID::Tex_KingSlimeSketch] = IMG_LoadTexture(renderer, "resources/enemy_king_slime_sketch.png");
-		texture_pool[ResID::Tex_SkeletonSketch] = IMG_LoadTexture(renderer, "resources/enenmy_skeleton_sketch.png");
+		texture_pool[ResID::Tex_SkeletonSketch] = IMG_LoadTexture(renderer, "resources/enemy_skeleton_sketch.png");
-		texture_pool[ResID::Tex_GoblinSketch] = IMG_LoadTexture(renderer, "resources/enenmy_goblin_sketch.png");
+		texture_pool[ResID::Tex_GoblinSketch] = IMG_LoadTexture(renderer, "resources/enemy_goblin_sketch.png");
-		texture_pool[ResID::Tex_GoblinPriestSketch] = IMG_LoadTexture(renderer, "resources/enenmy_goblin_priest_sketch.png");
+		texture_pool[ResID::Tex_GoblinPriestSketch] = IMG_LoadTexture(renderer, "resources/enemy_goblin_priest_sketch.png");
 
 		texture_pool[ResID::Tex_BulletArrow] = IMG_LoadTexture(renderer, "resources/bullet_arrow.png");
 		texture_pool[ResID::Tex_BulletAxe] = IMG_LoadTexture(renderer, "resources/bullet_axe.png");
@@ -198,7 +199,6 @@ public:
 			if (!pair.second) return false;  
 
 		return true;
-
 	}
 
 	const FontPool& get_font_pool()

TdGame/route.h

@@ -16,7 +16,7 @@ public:
 	Route() = default;
 
 	//有参构造函数
-	Route(const TileMap& map,SDL_Point& idx_origin)
+	Route(const TileMap& map,const SDL_Point& idx_origin)
 	{
 		size_t width_map = map[0].size();
 		size_t height_map = map.size();
@@ -83,4 +83,5 @@ private:
 		return false;
 	}
 };
+
 #endif

TdGame/tile.h

@@ -4,7 +4,7 @@
 
 #include <vector>
 
-#define SIZE_TILE = 48
+#define SIZE_TILE 48
 
 //只有数据没有方法，结构体比较好
 struct Tile

TdGame/wave.h

@@ -13,7 +13,7 @@ struct Wave
 	{
 		double interval = 0;
 		int spawn_point = 1;
-		EnemyType enemy_type = EnemyType::Slim;//在level.json文件中见格式,波次序列配置文件
+		EnemyType enemy_type = EnemyType::Slime;//在level.json文件中见格式,波次序列配置文件
 	};
 
 	double rewards = 0;