moved render stuff

game/render.py

@@ -0,0 +1,84 @@
+"""All rendering stuff"""
+
+
+from tcod.sdl.video import new_window
+from tcod.console import Console
+from tcod.sdl.video import WindowFlags, Window
+from tcod.render import SDLConsoleRender, SDLTilesetAtlas
+from tcod.sdl.render import new_renderer, TextureAccess, Renderer, Texture
+from tcod.tileset import Tileset
+from tcod.event import Event, MouseState
+
+import g
+
+
+class Renderer():
+    foreground: Console
+    """The foreground console"""
+    background: Console
+    """The background console"""
+    console_render1: SDLConsoleRender
+    console_render2: SDLConsoleRender
+    """The console renderer"""
+
+    sdl_window: Window
+    """The SDL window"""
+    sdl_renderer: Renderer
+    """The SDL renderer"""
+    target_texture: Texture
+    """The final texture that is rendered"""
+    atlas: SDLTilesetAtlas
+    """The tileset atlas"""
+    tileset: Tileset
+    """The tileset to use"""
+
+    def __init__(self, w, h, tileset):
+        self.background = Console(w, h)
+        self.foreground = Console(w, h)
+        self.tileset = tileset
+        w, h = self.background.width * tileset.tile_width, self.background.height * tileset.tile_height
+        self.sdl_window = new_window(w,h, flags=WindowFlags.RESIZABLE)
+
+        self.sdl_renderer = new_renderer(self.sdl_window, target_textures=True)
+        self.target_texture = self.sdl_renderer.new_texture(w, h, access=TextureAccess.TARGET)
+        self.atlas = SDLTilesetAtlas(self.sdl_renderer, self.tileset)
+
+        self.console_render1 = SDLConsoleRender(atlas=self.atlas)
+        self.console_render2 = SDLConsoleRender(atlas=self.atlas)
+
+    def main_draw(self) -> None:
+        """Render and present the active screen."""
+        if not g.screens:
+            return
+        self.background.clear()
+        self.foreground.clear()
+        self.foreground.rgba["bg"][:] = 0
+        self.foreground.rgba["fg"][:] = 0
+        g.screens[-1].on_draw()
+
+        bg_tex = self.console_render1.render(self.background)
+        bg_tex.blend_mode = 1
+
+        fg_tex = self.console_render2.render(self.foreground)
+        fg_tex.blend_mode = 1
+
+        with self.sdl_renderer.set_render_target(self.target_texture):
+            self.sdl_renderer.clear()
+            self.sdl_renderer.copy(bg_tex)
+            self.sdl_renderer.copy(fg_tex)
+
+        self.sdl_renderer.copy(self.target_texture)
+        self.sdl_renderer.present()
+
+    def convert_event(self, event: Event):
+        match event:
+            case MouseState(position=pos):
+                width, height = self.tileset.tile_width, self.tileset.tile_height
+                event.position = (pos[0]//width, pos[1]//height)
+        return event
+
+    def dim(self):
+        self.foreground.rgb["fg"] //= 4
+        self.foreground.rgb["bg"] //= 4
+        self.background.rgb["fg"] //= 4
+        self.background.rgb["bg"] //= 4