Game now renders an image of Lucas

8 files changed, 106 insertions, 165 deletions

@@ -28,6 +28,7 @@ link_directories(
 add_executable(tanetane
   src/main.cpp
   src/renderer.cpp
+  src/sprite.cpp
 )
 
 set_property(TARGET tanetane PROPERTY CXX_STANDARD 17)
@@ -0,0 +1,29 @@
+#ifndef GAME_H_E6F1396E
+#define GAME_H_E6F1396E
+
+#include <vector>
+#include "sprite.h"
+
+class Game {
+public:
+
+  int addSprite(Sprite sprite) {
+    int id = sprites_.size();
+    sprites_.push_back(std::move(sprite));
+    return id;
+  }
+
+  Sprite& getSprite(int id) {
+    return sprites_.at(id);
+  }
+
+  std::vector<Sprite>& getSprites() {
+    return sprites_;
+  }
+
+private:
+
+  std::vector<Sprite> sprites_;
+};
+
+#endif /* end of include guard: GAME_H_E6F1396E */
@@ -1,7 +1,13 @@
 #include <iostream>
 #include "renderer.h"
+#include "game.h"
 
 void loop(Renderer& renderer) {
+  Game game;
+  game.addSprite(Sprite("../res/lucas.png", renderer));
+
+  renderer.render(game);
+
   for (;;) {
     SDL_Event e;
     while (SDL_PollEvent(&e))
@@ -11,6 +17,8 @@ void loop(Renderer& renderer) {
         return;
       }
     }
+
+    renderer.render(game);
   }
 }
 
@@ -1,8 +1,8 @@
 #include "renderer.h"
 #include "consts.h"
+#include "game.h"
 
-Renderer::Renderer()
-{
+Renderer::Renderer() {
   win_ = window_ptr(
     SDL_CreateWindow(
       "Tanetane",
@@ -29,15 +29,14 @@ Renderer::Renderer()
   }
 }
 
-/*void Renderer::render()
-{
+void Renderer::render(Game& game) {
   texture_ptr canvas(
     SDL_CreateTexture(
       ren_.get(),
       SDL_PIXELFORMAT_RGBA8888,
       SDL_TEXTUREACCESS_TARGET,
-      TILE_WIDTH * game.map.getWidth(),
-      TILE_HEIGHT * game.map.getHeight()));
+      GAME_WIDTH,
+      GAME_HEIGHT));
 
   if (!canvas)
   {
@@ -46,171 +45,30 @@ Renderer::Renderer()
 
   SDL_SetRenderTarget(ren_.get(), canvas.get());
   SDL_SetRenderDrawBlendMode(ren_.get(), SDL_BLENDMODE_NONE);
-  SDL_SetRenderDrawColor(ren_.get(), rand() % 255, rand() % 255, rand() % 255, 255);
+  SDL_SetRenderDrawColor(ren_.get(), 255, 255, 255, 255);
   SDL_RenderClear(ren_.get());
 
-  for (int y = game.map.getTop(); y < game.map.getBottom(); y++)
-  {
-    for (int x = game.map.getLeft(); x < game.map.getRight(); x++)
-    {
-      bool draw = true;
-
-      if ((game.player_x == x && game.player_y == y) && game.renderPlayer)
-      {
-        SDL_SetRenderDrawColor(ren_.get(), 255, 255, 0, 255);
-      } else if (!game.map.at(x,y).lit)
-      {
-        if (drawDark)
-        {
-          SDL_SetRenderDrawColor(ren_.get(), 40, 40, 40, 255);
-        } else {
-          draw = false;
-        }
-      } else {
-        int alpha = 255;
-
-        switch (game.map.at(x,y).tile)
-        {
-          case Tile::Floor:
-          {
-            SDL_SetRenderDrawColor(ren_.get(), 210, 210, 210, alpha);
-            break;
-          }
-
-          case Tile::Wall:
-          {
-            SDL_SetRenderDrawColor(ren_.get(), 100, 100, 100, alpha);
-            break;
-          }
-
-          case Tile::Dust:
-          {
-            SDL_SetRenderDrawColor(ren_.get(), 128, 40, 255, alpha);
-            break;
-          }
-
-          case Tile::Lamp:
-          {
-            SDL_SetRenderDrawColor(ren_.get(), 0, 255, 255, alpha);
-            break;
-          }
-        }
-      }
-
-      if (draw)
-      {
-        SDL_Rect rect {
-          game.map.getTrueX(x) * TILE_WIDTH,
-          game.map.getTrueY(y) * TILE_HEIGHT,
-          TILE_WIDTH,
-          TILE_HEIGHT};
-
-        SDL_RenderFillRect(ren_.get(), &rect);
-      }
-    }
+  for (Sprite& sprite : game.getSprites()) {
+    SDL_Rect dest { sprite.getX(), sprite.getY(), sprite.getWidth(), sprite.getHeight() };
+    SDL_RenderCopy(ren_.get(), textures_.at(sprite.getTextureId()).get(), nullptr, &dest);
   }
 
-  texture_ptr mask(
-    SDL_CreateTexture(
-      ren_.get(),
-      SDL_PIXELFORMAT_RGBA8888,
-      SDL_TEXTUREACCESS_TARGET,
-      TILE_WIDTH * game.map.getWidth(),
-      TILE_HEIGHT * game.map.getHeight()));
-
-  if (!mask)
-  {
-    throw sdl_error();
-  }
-
-  SDL_SetRenderTarget(ren_.get(), mask.get());
-  SDL_SetRenderDrawColor(ren_.get(), 0, 0, 0, 0);
-  SDL_RenderClear(ren_.get());
+  SDL_SetRenderTarget(ren_.get(), nullptr);
+  SDL_RenderCopy(ren_.get(), canvas.get(), nullptr, nullptr);
+  SDL_RenderPresent(ren_.get());
+}
 
-  for (int y = game.map.getTop(); y < game.map.getBottom(); y++)
+int Renderer::loadImageFromFile(std::string_view filename) {
+  surface_ptr pfs(IMG_Load(filename.data()));
+  if (!pfs)
   {
-    for (int x = game.map.getLeft(); x < game.map.getRight(); x++)
-    {
-      if (game.map.at(x,y).lightType != Source::None)
-      {
-        texture_ptr sourceMask(
-          SDL_CreateTexture(
-            ren_.get(),
-            SDL_PIXELFORMAT_RGBA8888,
-            SDL_TEXTUREACCESS_TARGET,
-            TILE_WIDTH * game.map.getWidth(),
-            TILE_HEIGHT * game.map.getHeight()));
-
-        if (!sourceMask)
-        {
-          throw sdl_error();
-        }
-
-        SDL_SetRenderTarget(ren_.get(), sourceMask.get());
-        SDL_SetRenderDrawBlendMode(ren_.get(), SDL_BLENDMODE_NONE);
-        SDL_SetRenderDrawColor(ren_.get(), 0, 0, 0, 0);
-        SDL_RenderClear(ren_.get());
-
-        int fadeX = game.map.getTrueX(x) - game.map.at(x,y).lightRadius;
-        int fadeY = game.map.getTrueY(y) - game.map.at(x,y).lightRadius;
-        int fadeRight = game.map.getTrueX(x) + game.map.at(x,y).lightRadius;
-        int fadeBottom = game.map.getTrueY(y) + game.map.at(x,y).lightRadius;
-
-        SDL_Rect fadeRect {
-          fadeX * TILE_WIDTH,
-          fadeY * TILE_HEIGHT,
-          (game.map.at(x,y).lightRadius * 2 + 1) * TILE_WIDTH,
-          (game.map.at(x,y).lightRadius * 2 + 1) * TILE_HEIGHT};
-
-        if (game.map.at(x,y).lightType == Source::Lamp)
-        {
-          SDL_SetTextureBlendMode(lampFade_.get(), SDL_BLENDMODE_NONE);
-          SDL_RenderCopy(ren_.get(), lampFade_.get(), nullptr, &fadeRect);
-        } else if (game.map.at(x,y).lightType == Source::Player) {
-          SDL_SetTextureBlendMode(playerFade_.get(), SDL_BLENDMODE_NONE);
-          SDL_RenderCopy(ren_.get(), playerFade_.get(), nullptr, &fadeRect);
-        } else if (game.map.at(x,y).lightType == Source::Dust) {
-          SDL_SetTextureBlendMode(dustFade_.get(), SDL_BLENDMODE_NONE);
-          SDL_RenderCopy(ren_.get(), dustFade_.get(), nullptr, &fadeRect);
-        }
-
-        SDL_SetRenderDrawColor(ren_.get(), 0, 0, 0, 0);
-
-        for (int sy = fadeY; sy < fadeBottom; sy++)
-        {
-          for (int sx = fadeX; sx < fadeRight; sx++)
-          {
-            if (!game.map.at(x,y).litTiles.count({sx, sy}))
-            {
-              SDL_Rect rect {
-                game.map.getTrueX(sx) * TILE_WIDTH,
-                game.map.getTrueY(sy) * TILE_HEIGHT,
-                TILE_WIDTH,
-                TILE_HEIGHT};
-
-              SDL_RenderFillRect(ren_.get(), &rect);
-            }
-          }
-        }
-
-        SDL_SetRenderTarget(ren_.get(), mask.get());
-        SDL_SetTextureBlendMode(sourceMask.get(), SDL_BLENDMODE_ADD);
-        SDL_RenderCopy(ren_.get(), sourceMask.get(), nullptr, nullptr);
-      }
-    }
+    throw img_error();
   }
 
-  SDL_SetRenderTarget(ren_.get(), canvas.get());
-  SDL_SetTextureBlendMode(mask.get(), SDL_BLENDMODE_MOD);
-  SDL_RenderCopy(ren_.get(), mask.get(), nullptr, nullptr);
+  texture_ptr tex = texture_ptr(SDL_CreateTextureFromSurface(ren_.get(), pfs.get()));
 
-  SDL_SetRenderTarget(ren_.get(), nullptr);
+  int texId = textures_.size();
+  textures_.push_back(std::move(tex));
 
-  SDL_Rect zoomRect;
-
-  std::tie(zoomRect.x, zoomRect.y, zoomRect.w, zoomRect.h) =
-    calculateZoomRect(game);
-
-  SDL_RenderCopy(ren_.get(), canvas.get(), &zoomRect, nullptr);
-  SDL_RenderPresent(ren_.get());
-}*/
+  return texId;
+}
@@ -5,6 +5,8 @@
 #include <SDL_image.h>
 #include <stdexcept>
 #include <memory>
+#include <string_view>
+#include <vector>
 
 class Game;
 
@@ -113,7 +115,9 @@ public:
 
   Renderer();
 
-  //void render();
+  void render(Game& game);
+
+  int loadImageFromFile(std::string_view filename);
 
 private:
 
@@ -121,6 +125,8 @@ private:
   img_wrapper img_;
   window_ptr win_;
   renderer_ptr ren_;
+
+  std::vector<texture_ptr> textures_;
 };
 
 #endif /* end of include guard: RENDERER_H_6A58EC30 */
@@ -0,0 +1,6 @@
+#include "sprite.h"
+#include <SDL_image.h>
+
+Sprite::Sprite(std::string_view filename, Renderer& renderer) {
+  textureId_ = renderer.loadImageFromFile(filename);
+}
\ No newline at end of file
@@ -0,0 +1,33 @@
+#ifndef SPRITE_H_70503825
+#define SPRITE_H_70503825
+
+#include <string_view>
+#include "renderer.h"
+
+class Sprite {
+public:
+
+  Sprite(std::string_view filename, Renderer& renderer);
+
+  int getTextureId() const {
+    return textureId_;
+  }
+
+  int getX() { return x_; }
+
+  int getY() { return y_; }
+
+  int getWidth() { return width_; }
+
+  int getHeight() { return height_; }
+
+private:
+
+  int textureId_;
+  int x_ = 0;
+  int y_ = 0;
+  int width_ = 17*4;
+  int height_ = 27*4;
+};
+
+#endif /* end of include guard: SPRITE_H_70503825 */