changes to build system, emscipten progress (can render solid color, yippie!)

apps/templates/c/CMakeLists.txt

@@ -5,7 +5,7 @@ if(NOT CMAKE_BUILD_TYPE)
         set(CMAKE_BUILD_TYPE Debug)
 endif()
 
-add_subdirectory($ENV{TWNROOT} $ENV{TWNROOT}/build)
+add_subdirectory($ENV{TWNROOT} ${CMAKE_BINARY_DIR}/twn)
 
 set(SOURCE_FILES
         game.c
@@ -13,4 +13,4 @@ set(SOURCE_FILES
 )
 
 cmake_path(GET CMAKE_SOURCE_DIR STEM LAST_ONLY GAME_PROJECT_NAME)
-use_townengine(${GAME_PROJECT_NAME} "${SOURCE_FILES}" ${CMAKE_CURRENT_SOURCE_DIR})
+use_townengine("${SOURCE_FILES}" ${CMAKE_CURRENT_SOURCE_DIR})

apps/templates/c/data/twn.toml

@@ -14,6 +14,7 @@ dev_id = "you"
 # Game runtime details
 [game]
 resolution = [ 640, 480 ]
+background_color = [ 255, 125, 0, 255 ]
 #debug = true
 
 # Engine tweaks. You probably don't need to change these