*update

7 files changed, 77 insertions, 188 deletions

diff --git a/src/lua/embed/boot.lua.h b/src/lua/embed/boot.lua.h
index c2efd0e..36615b0 100644
--- a/src/lua/embed/boot.lua.h
+++ b/src/lua/embed/boot.lua.h
@@ -1,6 +1,5 @@
 /* boot.lua */
 static const char* boot_lua = R"(
-
 jin._argv[2] = jin._argv[2] or '.'
 jin.filesystem.init()
 jin.filesystem.mount(jin._argv[2])
@@ -9,31 +8,26 @@ local conf = {}
 if jin.filesystem.exist("config.lua") then 
     conf = require "config"    
 end
-conf.width  = conf.width  or 600 
-conf.height = conf.height or 500 
-conf.fps    = conf.fps    or 60
-conf.vsync  = conf.vsync  or false
-conf.title  = conf.title  or ("jin v" .. jin.version())
-conf.resizable = conf.resizable or false 
+conf.width      = conf.width      or 576 
+conf.height     = conf.height     or 448 
+conf.fps        = conf.fps        or 60
+conf.vsync      = conf.vsync      or false
+conf.title      = conf.title      or ("jin v" .. jin.version())
+conf.resizable  = conf.resizable  or false 
 conf.fullscreen = conf.fullscreen or false
 
 -- initialize subsystems
 jin.graphics.init(conf)
 jin.audio.init()
 
--- open debug mode, must after jin.graphics.init
-if jin._argv[3] == '-d' then 
-    jin.debug.init()
-end
-
-local function safecall(func, ...)
+local function call(func, ...)
     if func then 
-        func(...)
+        return func(...)
     end
 end
 
 function jin.core.run()
-    safecall(jin.core.onLoad)
+    call(jin.core.onLoad)
     local previous = jin.time.second()
     local SEC_PER_UPDATE = 1 / conf.fps
     local dt = SEC_PER_UPDATE
@@ -45,22 +39,19 @@ function jin.core.run()
             elseif e.type == "keyup" then 
                 jin.keyboard.set(e.key, false)
             end
-            safecall(jin.core.onEvent, e)
+            call(jin.core.onEvent, e)
             running = jin.core.running()
             if not running then break end 
         end
         if not running then break end 
 
-        safecall(jin.core.onUpdate, dt)
+        call(jin.core.onUpdate, dt)
 
         jin.graphics.unbind() 
         jin.graphics.clear() 
         jin.graphics.color()
         jin.graphics.study()
-        safecall(jin.core.onDraw)
-        if jin.debug.status() then 
-            jin.debug.render()
-        end
+        call(jin.core.onDraw)
         jin.graphics.present()
 
         local current = jin.time.second() 
@@ -91,24 +82,73 @@ local function onError(msg)
     end
 end
 
+-------------------------------------------------------------------------------
+-- No game handler
+-------------------------------------------------------------------------------
+
+jin.nogame = {
+    cs = 64, 
+    sw = jin.graphics.getWidth(), 
+    sh = jin.graphics.getHeight(), 
+    cw = 0,
+    ch = 0,
+    ww = 6,
+    ww2 = 6*2, 
+    speed = 4, 
+    t = 0,
+    load = function()
+        local nogame = jin.nogame
+        nogame.cw = nogame.sw / nogame.cs 
+        nogame.ch = nogame.sh / nogame.cs 
+        nogame.t = nogame.ww - 1
+    end, 
+    event = function(e)
+        if e.type == 'quit' then 
+            jin.core.stop()
+        end
+    end,
+    update = function(dt)
+        local nogame = jin.nogame
+        nogame.t = nogame.t + dt * nogame.speed 
+        if nogame.t > nogame.ww2 then 
+            nogame.t = nogame.t - nogame.ww2 
+        end 
+    end, 
+    circle = function(x, y, r)
+        local nogame = jin.nogame
+        if r % nogame.ww2 > nogame.ww then 
+            return 
+        end 
+        r = math.sin((r/nogame.ww)*math.pi)*nogame.cs/2
+        local fact = (x + y) / nogame.ch * nogame.cw
+        jin.graphics.color(155 + 100 * math.sin(fact), 155 + 100 * math.cos(fact), 155 + 100 * math.sin(fact * fact), 255)
+        jin.graphics.circle("fill", x*nogame.cs + nogame.cs/2, y*nogame.cs + nogame.cs/2, r)
+    end,
+    draw = function() 
+        local nogame = jin.nogame
+        for y = 0, nogame.ch - 1 do 
+            for x = 0, nogame.cw - 1 do 
+                nogame.circle(x, y, nogame.t+x+y)
+            end 
+        end
+    end
+}
+
+-------------------------------------------------------------------------------
+-- Boot jin
+-------------------------------------------------------------------------------
+
 local function boot() 
     if jin.filesystem.exist("main.lua") then 
         -- require main game script
         xpcall(function() require"main" end, onError)
         jin.core.run()
-    else 
+    else
         -- no game 
-        function jin.core.onEvent(e) 
-            if e.type == 'quit' then 
-                jin.core.stop()
-            end
-        end
-        function jin.core.onDraw() 
-            jin.graphics.clear(111, 134, 125, 255) 
-            local ww, wh = jin.graphics.size() 
-            local fw, fh = jin.graphics.box("no game", 20, 1, 20)
-            jin.graphics.write("no game", ww /2 - fw / 2, wh * 2/3, 16, 1, 18)
-        end
+        jin.core.onLoad = jin.nogame.load
+        jin.core.onEvent = jin.nogame.event
+        jin.core.onUpdate = jin.nogame.update
+        jin.core.onDraw = jin.nogame.draw
         jin.core.run()
     end
     -- quit subsystems
@@ -118,6 +158,6 @@ local function boot()
     jin.core.quit()
 end 
 
-boot()
+xpcall(boot, onError)
 
 )";
diff --git a/src/lua/embed/debug.lua.h b/src/lua/embed/debug.lua.h
deleted file mode 100644
index 79c95ba..0000000
--- a/src/lua/embed/debug.lua.h
+++ /dev/null
@@ -1,132 +0,0 @@
-/* debug.lua */
-static const char* debug_lua = R"(
---[[ 
-    for debug purpose 
-    +-------------------+
-    |debug msg old      |
-    |...                |
-    |...                |
-    |...                |
-    |debug msg new      |
-    +-------------------+
-]] 
-
-jin.debug = jin.debug or {} 
-
--- render panel 
-local panel = nil 
-
-local debug = false
-
--- debug msg buffer 
-local buffer = {} 
-
--- configure 
-local bsize   = 10
-local fsize   = 15
-local lheight = 18
-local alpha   = 220
-local margin  = 10
-
--- refresh buffer or not 
-local refresh = true 
-
-function jin.debug.init()
-    debug = true
-    panel = jin.graphics.Canvas(jin.graphics.size()) 
-end
-
--- set buffer size 
-function jin.debug.size(c)
-    bsize = c
-end 
-
-function jin.debug.print(msg)
-    if not debug then return end 
-
-    msg = tostring(msg)
-    local tp = type(msg)
-    if tp ~= "string" and tp ~= "number" then 
-        msg = string.format("print failed, expect string or number but get a %s", tp)
-    end
-    
-    -- remove the first one (old msg)
-    if #buffer >= bsize then 
-        table.remove(buffer, 1)
-    end 
-    
-    buffer[#buffer + 1] = msg
-    refresh = true
-end
-
--- clear debug buffer 
-function jin.debug.clear()
-    buffer = {} 
-end
-
-local function getStrHeight(str, lheight) 
-    local h = lheight
-    if #str == 0 then 
-        h = 0
-    end 
-    for i = 1, #str do 
-        local c = string.sub(str, i, i)
-        if c == '\n' then 
-            h = h + lheight
-        end 
-    end 
-    return h 
-end
-
-local  function getBgQuad() 
-    local width, height = 0, 0     
-    for i = 1, #buffer do
-        local w, h = jin.graphics.box( buffer[i], fsize, 1, lheight)
-        height = height + h 
-        if width < w then
-            width = w 
-        end 
-    end    
-    return width, height
-end 
-
--- render to screen
-function jin.debug.render() 
-    if not debug then return end
-    
-    if refresh then 
-       
-        jin.graphics.bind(panel)
-
-            jin.graphics.clear(0, 0, 0, 0)
-            
-            jin.graphics.study()
-            
-            local ww, wh = jin.graphics.size()
-            local bgw, bgh = getBgQuad()
-            jin.graphics.color(0, 0, 0, alpha)
-            jin.graphics.rect("fill", 0, wh - bgh - margin, bgw + margin, bgh + margin)
-            
-            jin.graphics.color()
-            local y = wh 
-            for i = #buffer, 1, -1 do
-                local msg = buffer[i] 
-                local h = getStrHeight(msg, lheight)
-                y = y - h 
-                jin.graphics.write(msg, margin / 2, y - margin/ 2, fsize, 1, lheight) 
-            end
-    
-        jin.graphics.bind()
-    
-        refresh = false
-    end 
-    
-    jin.graphics.color()
-    jin.graphics.draw(panel, 0, 0)
-end
-
-function jin.debug.status() 
-    return debug 
-end
-
-)";
\ No newline at end of file
diff --git a/src/lua/embed/embed.h b/src/lua/embed/embed.h
index 33620b0..18ed1d8 100644
--- a/src/lua/embed/embed.h
+++ b/src/lua/embed/embed.h
@@ -19,7 +19,7 @@ namespace embed
     */
     struct jin_Embed
     {
-        const char* fname, *source;
+        const char* file, *source;
     };
 
     static void boot(lua_State* L)
@@ -28,7 +28,6 @@ namespace embed
         #include "graphics.lua.h" // graphics 
         #include "keyboard.lua.h" // keyboard
         #include "mouse.lua.h"    // mouse
-        #include "debug.lua.h"    // debug 
         #include "boot.lua.h"     // boot
 
         // embed scripts 
@@ -36,14 +35,13 @@ namespace embed
         { "graphics.lua", graphics_lua },
         { "keyboard.lua", keyboard_lua },
         { "mouse.lua",    mouse_lua },
-        { "debug.lua",    debug_lua },
         { "boot.lua",     boot_lua },
         { 0, 0 }
         };
 
         // load all emebd lua scripts
-        for (int i = 0; scripts[i].fname; ++i)
-            embed(L, scripts[i].source, scripts[i].fname);
+        for (int i = 0; scripts[i].file; ++i)
+            embed(L, scripts[i].source, scripts[i].file);
     }
 }
 }
diff --git a/src/lua/embed/graphics.lua.h b/src/lua/embed/graphics.lua.h
index c27baaf..1414efc 100644
--- a/src/lua/embed/graphics.lua.h
+++ b/src/lua/embed/graphics.lua.h
@@ -1,9 +1,4 @@
 /* graphics.lua */
 static const char* graphics_lua = R"(
------------------
--- jin.graphics 
------------------
-
 jin.graphics = jin.graphics or {} 
-
 )";
diff --git a/src/lua/embed/keyboard.lua.h b/src/lua/embed/keyboard.lua.h
index e892b66..77bf3a9 100644
--- a/src/lua/embed/keyboard.lua.h
+++ b/src/lua/embed/keyboard.lua.h
@@ -1,9 +1,5 @@
 
 static const char* keyboard_lua = R"(
---[[ 
-    jin.keyboard extension 
-]] 
-
 jin.keyboard = jin.keyboard or {} 
 
 local keys = {} 
diff --git a/src/lua/embed/mouse.lua.h b/src/lua/embed/mouse.lua.h
index f57d08c..3c222f3 100644
--- a/src/lua/embed/mouse.lua.h
+++ b/src/lua/embed/mouse.lua.h
@@ -1,8 +1,4 @@
 static const char* mouse_lua = R"(
---[[ 
-    jin.mouse extension
-]] 
-
 jin.mouse = jin.mouse or {} 
 
 local button = {} 
diff --git a/src/lua/embed/path.lua.h b/src/lua/embed/path.lua.h
index b398c99..648adf8 100644
--- a/src/lua/embed/path.lua.h
+++ b/src/lua/embed/path.lua.h
@@ -1,9 +1,5 @@
 /* path.lua */
 static const char* path_lua = R"(
---[[ 
-    jin.path extension
-]] 
-
 jin.path = jin.path or {} 
 
 -- game root directory