]> git.localhorst.tv Git - blobs.git/blobdiff - src/app/app.cpp
basic sky box
[blobs.git] / src / app / app.cpp
index 62de9abab0320ca56ae20fbb130e42c6ec7a4d60..0f50aa75d00104a21fe5a32a988bef297a98580f 100644 (file)
@@ -4,10 +4,15 @@
 
 #include "init.hpp"
 #include "../graphics/Viewport.hpp"
+#include "../io/Token.hpp"
+#include "../io/TokenStreamReader.hpp"
 
+#include <fstream>
 #include <SDL.h>
 #include <SDL_image.h>
 
+using std::string;
+
 
 namespace blobs {
 namespace app {
@@ -167,8 +172,30 @@ void State::OnQuit() {
 
 Assets::Assets()
 : path("assets/")
+, data_path(path + "data/")
+, font_path(path + "fonts/")
+, skin_path(path + "skins/")
+, sky_path(path + "skies/")
 , tile_path(path + "tiles/")
-, skin_path(path + "skins/") {
+, random(0x6283B64CEFE57925)
+, fonts{
+       graphics::Font(font_path + "DejaVuSans.ttf", 32),
+       graphics::Font(font_path + "DejaVuSans.ttf", 24),
+       graphics::Font(font_path + "DejaVuSans.ttf", 16)
+} {
+       {
+               std::ifstream resource_file(data_path + "resources");
+               io::TokenStreamReader resource_reader(resource_file);
+               ReadResources(resource_reader);
+       }
+
+       {
+               std::ifstream tile_file(data_path + "tile_types");
+               io::TokenStreamReader tile_reader(tile_file);
+               ReadTileTypes(tile_reader);
+       }
+
+
        graphics::Format format;
        textures.tiles.Bind();
        textures.tiles.Reserve(256, 256, 14, format);
@@ -186,24 +213,156 @@ Assets::Assets()
        LoadTileTexture("tundra",   textures.tiles, 11);
        LoadTileTexture("water",    textures.tiles, 12);
        LoadTileTexture("wheat",    textures.tiles, 13);
+       textures.tiles.FilterTrilinear();
+
        textures.skins.Bind();
        textures.skins.Reserve(256, 256, 9, format);
-       LoadSkinTexture("1", textures.skins, 0);
-       LoadSkinTexture("2", textures.skins, 1);
-       LoadSkinTexture("3", textures.skins, 2);
-       LoadSkinTexture("4", textures.skins, 3);
-       LoadSkinTexture("5", textures.skins, 4);
-       LoadSkinTexture("6", textures.skins, 5);
-       LoadSkinTexture("7", textures.skins, 6);
-       LoadSkinTexture("8", textures.skins, 7);
-       LoadSkinTexture("9", textures.skins, 8);
+       LoadSkinTexture("plain", textures.skins, 0);
+       LoadSkinTexture("stripes", textures.skins, 1);
+       LoadSkinTexture("dots", textures.skins, 2);
+       LoadSkinTexture("lines", textures.skins, 3);
+       LoadSkinTexture("spots", textures.skins, 4);
+       LoadSkinTexture("circles", textures.skins, 5);
+       textures.skins.FilterTrilinear();
+
+       textures.sky.Bind();
+       LoadSkyTexture("blue", textures.sky);
+       textures.sky.FilterTrilinear();
+       textures.sky.WrapEdge();
 }
 
 Assets::~Assets() {
 }
 
-void Assets::LoadTileTexture(const std::string &name, graphics::ArrayTexture &tex, int layer) const {
-       std::string path = tile_path + name + ".png";
+void Assets::ReadResources(io::TokenStreamReader &in) {
+       while (in.HasMore()) {
+               string name;
+               in.ReadIdentifier(name);
+               in.Skip(io::Token::EQUALS);
+
+               int id = 0;
+               if (data.resources.Has(name)) {
+                       id = data.resources[name].id;
+               } else {
+                       world::Resource res;
+                       res.name = name;
+                       id = data.resources.Add(res);
+               }
+
+               in.Skip(io::Token::ANGLE_BRACKET_OPEN);
+               while (in.Peek().type != io::Token::ANGLE_BRACKET_CLOSE) {
+                       in.ReadIdentifier(name);
+                       in.Skip(io::Token::EQUALS);
+                       if (name == "label") {
+                               in.ReadString(data.resources[id].label);
+                       } else if (name == "density") {
+                               data.resources[id].density = in.GetDouble();
+                       } else if (name == "energy") {
+                               data.resources[id].energy = in.GetDouble();
+                               data.resources[id].inverse_energy = 1.0 / data.resources[id].energy;
+                       } else if (name == "state") {
+                               in.ReadIdentifier(name);
+                               if (name == "solid") {
+                                       data.resources[id].state = world::Resource::SOLID;
+                               } else if (name == "liquid") {
+                                       data.resources[id].state = world::Resource::LIQUID;
+                               } else if (name == "gas") {
+                                       data.resources[id].state = world::Resource::GAS;
+                               } else if (name == "plasma") {
+                                       data.resources[id].state = world::Resource::PLASMA;
+                               } else {
+                                       throw std::runtime_error("unknown resource state '" + name + "'");
+                               }
+                       } else if (name == "base_color") {
+                               in.ReadVec(data.resources[id].base_color);
+                       } else if (name == "compatibility") {
+                               in.Skip(io::Token::ANGLE_BRACKET_OPEN);
+                               while (in.Peek().type != io::Token::ANGLE_BRACKET_CLOSE) {
+                                       in.ReadIdentifier(name);
+                                       int sub_id = 0;
+                                       if (data.resources.Has(name)) {
+                                               sub_id = data.resources[name].id;
+                                       } else {
+                                               world::Resource res;
+                                               res.name = name;
+                                               sub_id = data.resources.Add(res);
+                                       }
+                                       in.Skip(io::Token::COLON);
+                                       double value = in.GetDouble();
+                                       in.Skip(io::Token::SEMICOLON);
+                                       data.resources[id].compatibility[sub_id] = value;
+                               }
+                               in.Skip(io::Token::ANGLE_BRACKET_CLOSE);
+                       } else {
+                               throw std::runtime_error("unknown resource property '" + name + "'");
+                       }
+                       in.Skip(io::Token::SEMICOLON);
+               }
+               in.Skip(io::Token::ANGLE_BRACKET_CLOSE);
+               in.Skip(io::Token::SEMICOLON);
+       }
+}
+
+void Assets::ReadTileTypes(io::TokenStreamReader &in) {
+       while (in.HasMore()) {
+               string name;
+               in.ReadIdentifier(name);
+               in.Skip(io::Token::EQUALS);
+
+               int id = 0;
+               if (data.tile_types.Has(name)) {
+                       id = data.tile_types[name].id;
+               } else {
+                       world::TileType type;
+                       type.name = name;
+                       id = data.tile_types.Add(type);
+               }
+
+               in.Skip(io::Token::ANGLE_BRACKET_OPEN);
+               while (in.Peek().type != io::Token::ANGLE_BRACKET_CLOSE) {
+                       in.ReadIdentifier(name);
+                       in.Skip(io::Token::EQUALS);
+                       if (name == "label") {
+                               in.ReadString(data.tile_types[id].label);
+                       } else if (name == "texture") {
+                               data.tile_types[id].texture = in.GetInt();
+                       } else if (name == "yield") {
+                               in.Skip(io::Token::BRACKET_OPEN);
+                               while (in.Peek().type != io::Token::BRACKET_CLOSE) {
+                                       world::TileType::Yield yield;
+                                       in.Skip(io::Token::ANGLE_BRACKET_OPEN);
+                                       while (in.Peek().type != io::Token::ANGLE_BRACKET_CLOSE) {
+                                               in.ReadIdentifier(name);
+                                               in.Skip(io::Token::EQUALS);
+                                               if (name == "resource") {
+                                                       in.ReadIdentifier(name);
+                                                       yield.resource = data.resources[name].id;
+                                               } else if (name == "ubiquity") {
+                                                       yield.ubiquity = in.GetDouble();
+                                               } else {
+                                                       throw std::runtime_error("unknown tile type yield property '" + name + "'");
+                                               }
+                                               in.Skip(io::Token::SEMICOLON);
+                                       }
+                                       in.Skip(io::Token::ANGLE_BRACKET_CLOSE);
+                                       data.tile_types[id].resources.push_back(yield);
+                                       if (in.Peek().type == io::Token::COMMA) {
+                                               in.Skip(io::Token::COMMA);
+                                       }
+                               }
+                               in.Skip(io::Token::BRACKET_CLOSE);
+                       } else {
+                               throw std::runtime_error("unknown tile type property '" + name + "'");
+                       }
+                       in.Skip(io::Token::SEMICOLON);
+               }
+               in.Skip(io::Token::ANGLE_BRACKET_CLOSE);
+               in.Skip(io::Token::SEMICOLON);
+       }
+}
+
+void Assets::LoadTileTexture(const string &name, graphics::ArrayTexture &tex, int layer) const {
+       string path = tile_path + name + ".png";
        SDL_Surface *srf = IMG_Load(path.c_str());
        if (!srf) {
                throw SDLError("IMG_Load");
@@ -217,8 +376,8 @@ void Assets::LoadTileTexture(const std::string &name, graphics::ArrayTexture &te
        SDL_FreeSurface(srf);
 }
 
-void Assets::LoadSkinTexture(const std::string &name, graphics::ArrayTexture &tex, int layer) const {
-       std::string path = skin_path + name + ".png";
+void Assets::LoadSkinTexture(const string &name, graphics::ArrayTexture &tex, int layer) const {
+       string path = skin_path + name + ".png";
        SDL_Surface *srf = IMG_Load(path.c_str());
        if (!srf) {
                throw SDLError("IMG_Load");
@@ -232,5 +391,71 @@ void Assets::LoadSkinTexture(const std::string &name, graphics::ArrayTexture &te
        SDL_FreeSurface(srf);
 }
 
+void Assets::LoadSkyTexture(const string &name, graphics::CubeMap &cm) const {
+       string full = sky_path + name;
+       string right = full + "-right.png";
+       string left = full + "-left.png";
+       string top = full + "-top.png";
+       string bottom = full + "-bottom.png";
+       string back = full + "-back.png";
+       string front = full + "-front.png";
+
+       SDL_Surface *srf = nullptr;
+
+       if (!(srf = IMG_Load(right.c_str()))) throw SDLError("IMG_Load");
+       try {
+               cm.Data(graphics::CubeMap::RIGHT, *srf);
+       } catch (...) {
+               SDL_FreeSurface(srf);
+               throw;
+       }
+       SDL_FreeSurface(srf);
+
+       if (!(srf = IMG_Load(left.c_str()))) throw SDLError("IMG_Load");
+       try {
+               cm.Data(graphics::CubeMap::LEFT, *srf);
+       } catch (...) {
+               SDL_FreeSurface(srf);
+               throw;
+       }
+       SDL_FreeSurface(srf);
+
+       if (!(srf = IMG_Load(top.c_str()))) throw SDLError("IMG_Load");
+       try {
+               cm.Data(graphics::CubeMap::TOP, *srf);
+       } catch (...) {
+               SDL_FreeSurface(srf);
+               throw;
+       }
+       SDL_FreeSurface(srf);
+
+       if (!(srf = IMG_Load(bottom.c_str()))) throw SDLError("IMG_Load");
+       try {
+               cm.Data(graphics::CubeMap::BOTTOM, *srf);
+       } catch (...) {
+               SDL_FreeSurface(srf);
+               throw;
+       }
+       SDL_FreeSurface(srf);
+
+       if (!(srf = IMG_Load(back.c_str()))) throw SDLError("IMG_Load");
+       try {
+               cm.Data(graphics::CubeMap::BACK, *srf);
+       } catch (...) {
+               SDL_FreeSurface(srf);
+               throw;
+       }
+       SDL_FreeSurface(srf);
+
+       if (!(srf = IMG_Load(front.c_str()))) throw SDLError("IMG_Load");
+       try {
+               cm.Data(graphics::CubeMap::FRONT, *srf);
+       } catch (...) {
+               SDL_FreeSurface(srf);
+               throw;
+       }
+       SDL_FreeSurface(srf);
+}
+
 }
 }