Image cache preference

* Added image cache size preference
* Increased default image cache size 300MB-> 512MB
* Fixed get_gpu_info function to encode bytes to string before joining
* Fixed missing bar images

game/scripts/gui/_images_.rpy

@@ -204,6 +204,8 @@ image light_slider_full = "gui/slider/light_full.png"
 image scrollbar_horizontal_idle_thumb = "gui/scrollbar/vertical_idle_bar.png" #Solid(gui.accent_color)
 image scrollbar_horizontal_hover_thumb = image_hover("gui/scrollbar/vertical_idle_bar.png") #Solid(gui.hover_color)
 image scrollbar_horizontal_insensitive_thumb = "scrollbar_horizontal_idle_thumb"
+image scrollbar_horizontal_selected_insensitive_thumb = "scrollbar_horizontal_idle_thumb"
+image scrollbar_horizontal_selected_idle_thumb = "gui/scrollbar/vertical_idle_bar.png"
 image scrollbar_horizontal_selected_hover_thumb = "scrollbar_horizontal_hover_thumb"
 image scrollbar_horizontal_idle_bar = Solid(gui.muted_color)
 image scrollbar_horizontal_selected_idle_bar = "scrollbar_horizontal_idle_bar"

game/scripts/gui/preferences.rpy

@@ -111,6 +111,7 @@ screen preferences_general():
             style_prefix gui.theme("check")
 
 screen preferences_visuals():
+    vbox:
         hbox:
             box_wrap True
 
@@ -145,7 +146,7 @@ screen preferences_visuals():
                 vbox:
                     style_prefix gui.theme("radio")
 
-                label "Renderer"
+                    label _("Renderer")
 
                     default renderer_used = renpy.get_renderer_info()["renderer"]
 
@@ -168,6 +169,14 @@ screen preferences_visuals():
                 #if not renpy.mobile:
                     #textbutton _("Preserve Aspect Ratio") action [settings.Toggle("preserve_aspect_ratio"), _DisplayReset()]
 
+        vbox:
+            style_prefix gui.theme("slider")
+
+            label _("Image cache ([persistent.custom_settings[image_cache_size]]MB)")
+
+            hbox:
+                bar value DictValue(persistent.custom_settings, "image_cache_size", range=1792, max_is_zero=False, style="slider", offset=256, step=128, force_step=True, action=Notify("Restart the game to apply image cache size changes.")) tooltip "Improves performance at a cost of higher memory usage."
+
         text get_gpu_info() yalign 1.0 size 10
 
 screen preferences_sound():

game/scripts/options.rpy

@@ -20,6 +20,7 @@ init python:
     settings.default("preserve_aspect_ratio", True)
     settings.default("animations", True)
     settings.default("updates", True)
+    settings.default("image_cache_size", 512)
 
     renpy.music.register_channel("background", "sfx", True)
     renpy.music.register_channel("sound2", "sfx", True)
@@ -121,6 +122,10 @@ define config.say_attribute_transition = d3
 
 # Python
 define config.open_file_encoding = "utf-8"
+define config.image_cache_size_mb = settings.get("image_cache_size")
+
+# Debug
+# define config.profile = True
 
 # Garbage Collector
 # define config.manage_gc = True

game/scripts/utility/devtools.rpy

@@ -6,7 +6,7 @@ init -999 python early:
 
     def get_gpu_info():
         try:
-            info = "\n".join([glGetString(GL_VENDOR), glGetString(GL_RENDERER), glGetString(GL_VERSION)])
+            info = "\n".join([glGetString(GL_VENDOR).decode("utf-8"), glGetString(GL_RENDERER).decode("utf-8"), glGetString(GL_VERSION).decode("utf-8")])
         except:
             info = "ERR: Unknown or incompatible driver."
         return info