sdl rendering progress?

g.py

@@ -40,5 +40,6 @@ sdl_renderer: tcod.sdl.render.Renderer
 atlas: tcod.render.SDLTilesetAtlas
 """The tileset atlas"""
 
-console_render: tcod.render.SDLConsoleRender
+console_render1: tcod.render.SDLConsoleRender
+console_render2: tcod.render.SDLConsoleRender
 """The console renderer"""

game/screens/__init__.py

@@ -53,6 +53,7 @@ def main_draw() -> None:
     if not g.screens:
         return
     g.background.clear()
+    g.foreground.clear()
     g.foreground.rgba["bg"][:] = 0
     g.foreground.rgba["fg"][:] = 0
     g.screens[-1].on_draw(g.background)
@@ -60,9 +61,10 @@ def main_draw() -> None:
 
 #    g.sdl_renderer.copy(g.console_render.render(g.background))
 #    g.foreground.blit(g.background, fg_alpha=1.0, bg_alpha=0.0)
-    bg_tex = g.console_render.render(g.background)
-    fg_tex = g.console_render.render(g.foreground)
-
+    bg_tex = g.console_render1.render(g.background)
+    bg_tex.blend_mode = 1
+    fg_tex = g.console_render2.render(g.foreground)
+    fg_tex.blend_mode = 1
     with g.sdl_renderer.set_render_target(bg_tex):
         g.sdl_renderer.copy(fg_tex)
 
@@ -119,7 +121,7 @@ def draw_previous_screens(screen: Screen, console: tcod.console.Console, dim: bo
         return
     prev_screen.on_draw(console)
     if dim and screen is g.screens[-1]:
-        g.foreground.rgb["fg"] //= 4
-        g.foreground.rgb["bg"] //= 4
-        g.background.rgb["fg"] //= 4
-        g.background.rgb["bg"] //= 4
+        g.foreground.rgba["fg"] //= 4
+        g.foreground.rgba["bg"] //= 4
+        g.background.rgba["fg"] //= 4
+        g.background.rgba["bg"] //= 4

game/screens/game_screens.py

@@ -62,7 +62,7 @@ def _draw_entity(entity: tcod.ecs.Entity, camera_pos, camera_radius_x, camera_ra
     map_pos = world_pos_to_map_pos(pos)
     if g.world[None].components[Map].fov[map_pos.y, map_pos.x]:
         graphic = entity.components[Graphic]
-        g.foreground.rgba[["ch", "fg", "bg"]][screen_pos.y + camera_radius_y, screen_pos.x + camera_radius_x] = graphic.ch, graphic.fg, graphic.bg
+        g.foreground.rgba[["ch", "fg"]][screen_pos.y + camera_radius_y, screen_pos.x + camera_radius_x] = graphic.ch, graphic.fg
 
 
 @attrs.define()
@@ -86,6 +86,7 @@ class MainScreen(Screen):
 
     def on_draw(self, console: tcod.console.Console) -> None:
         """Draw the standard screen."""
+        console = g.background
         centers = [a.components[Position] for a in g.world.Q.all_of(tags=[IsPlayer])]
         camera_pos = sum(centers, start=Position(0,0))
         camera_pos = camera_pos.mod(len(centers))

game/screens/menus.py

@@ -7,9 +7,11 @@ from typing import Protocol
 
 import attrs
 import tcod.console
+import tcod.constants
 import tcod.event
 from tcod.event import KeySym
 
+import g
 from game.constants import DIRECTION_KEYS
 from game.screens import Pop, Screen, ScreenResult, draw_previous_screens
 
@@ -93,6 +95,6 @@ class ListMenu(Screen):
 
     def on_draw(self, console: tcod.console.Console) -> None:
         """Render the menu."""
-        draw_previous_screens(self, console)
+        draw_previous_screens(self, g.foreground)
         for i, item in enumerate(self.items):
-            item.on_draw(console, x=self.x, y=self.y + i, highlight=i == self.selected)
+            item.on_draw(g.foreground, x=self.x, y=self.y + i, highlight=i == self.selected)

main.py

@@ -5,6 +5,7 @@ from __future__ import annotations
 
 import tcod.console
 import tcod.context
+import tcod.constants
 import tcod.render
 import tcod.tileset
 import tcod.sdl.video
@@ -23,6 +24,7 @@ def main() -> None:
     g.screens = [MainMenu()]
     g.background = tcod.console.Console(80, 35)
     g.foreground = tcod.console.Console(80, 35)
+
     win = tcod.sdl.video.new_window(
         g.background.width * g.tileset.tile_width,
         g.background.height * g.tileset.tile_height,
@@ -36,7 +38,8 @@ def main() -> None:
 
     g.atlas = tcod.render.SDLTilesetAtlas(g.sdl_renderer, g.tileset)
 
-    g.console_render = tcod.render.SDLConsoleRender(atlas=g.atlas)
+    g.console_render1 = tcod.render.SDLConsoleRender(atlas=g.atlas)
+    g.console_render2 = tcod.render.SDLConsoleRender(atlas=g.atlas)
 
     game.screens.main_loop()