*update

11 files changed, 113 insertions, 0 deletions

diff --git a/JGUI/JGUI.lua b/JGUI/JGUI.lua
new file mode 100644
index 0000000..6f82896
--- /dev/null
+++ b/JGUI/JGUI.lua
@@ -0,0 +1,36 @@
+
+-- panel 
+local JGUI = {}
+
+local Widget = {
+    -- common properties
+    name,                -- name 
+    x, y, width, height, -- boundary 
+    swallow,             -- swallow event or not by default
+    -- event callbacks
+    onClick,             -- clicked callback 
+    onHover,             -- hover callback 
+    -- common functions
+    onEvent,
+}
+function Widget.onEvent(clicked, )
+
+end 
+
+local Panel = {
+    widgets = {}, 
+} 
+
+
+------------------------------------
+-- 
+------------------------------------
+JGUI.newButton = function()
+
+end 
+
+JGUI.newPanel = function()
+
+end
+
+
diff --git a/JGUI/main.lua b/JGUI/main.lua
new file mode 100644
index 0000000..93fea92
--- /dev/null
+++ b/JGUI/main.lua
@@ -0,0 +1,19 @@
+local JGUI = require("JGUI")
+
+function jin.core.onLoad() 
+
+end
+
+function jin.core.onEvent(e)
+    if e.type == "quit" then 
+        jin.core.stop()
+    end
+end
+
+function jin.core.onUpdate()
+
+end
+
+function jin.core.onDraw()
+
+end
diff --git a/drawcall/drawcall.lua b/drawcall/drawcall.lua
new file mode 100644
index 0000000..f589d5e
--- /dev/null
+++ b/drawcall/drawcall.lua
@@ -0,0 +1 @@
+-- 统计每帧的drawcall 
diff --git a/shader/README.md b/shader/README.md
deleted file mode 100644
index e69de29..0000000
--- a/shader/README.md
+++ /dev/null
diff --git a/shader/img.png b/shader/img.png
new file mode 100644
index 0000000..0d11f85
--- /dev/null
+++ b/shader/img.png
diff --git a/shader/img2.bmp b/shader/img2.bmp
new file mode 100644
index 0000000..dc9cf95
--- /dev/null
+++ b/shader/img2.bmp
diff --git a/shader/intro.ogg b/shader/intro.ogg
new file mode 100644
index 0000000..9ba4905
--- /dev/null
+++ b/shader/intro.ogg
diff --git a/shader/intro_logo.wav b/shader/intro_logo.wav
new file mode 100644
index 0000000..828c423
--- /dev/null
+++ b/shader/intro_logo.wav
diff --git a/shader/main.lua b/shader/main.lua
new file mode 100644
index 0000000..4629d5b
--- /dev/null
+++ b/shader/main.lua
@@ -0,0 +1,42 @@
+io.stdout:setvbuf("no")
+local shader
+local img
+local img2
+function jin.core.onLoad()
+    local str = jin.filesystem.read("metaball.shader")
+    shader = jin.graphics.newShader(str)
+    local bitmap = jin.graphics.newBitmap("img.png")
+    -- local bitmap2 = jin.graphics.newBitmap("img2.bmp")
+    img = jin.graphics.newTexture(bitmap)
+    -- img2 = jin.graphics.newTexture(bitmap2)
+end
+
+local mx, my = 0, 0
+local sw, sh = jin.graphics.getSize()
+function jin.core.onEvent(e)
+    if e.type == "Quit" then 
+        jin.core.stop()
+    end
+    if e.type == "KeyDown" then 
+        if e.key == "Escape" then 
+            jin.core.stop()
+        end
+    end
+    if e.type == "MouseMotion" then 
+        -- if e.button == "left" then 
+            mx = e.x 
+            my = e.y
+        -- end
+    end
+end
+
+local dt = 0
+function jin.core.onDraw()
+    -- dt = dt + 0.1
+    jin.graphics.useShader(shader)
+    shader:sendNumber("feather", 1 )
+    shader:sendVec2("scaleFactor", 1, 1)
+    shader:sendVec2("distortionFactor", 1, 1)
+    jin.graphics.draw(img, mx, my, 1, 1)
+    jin.graphics.unuseShader()
+end
\ No newline at end of file
diff --git a/shader/metaball.shader b/shader/metaball.shader
new file mode 100644
index 0000000..e7e344e
--- /dev/null
+++ b/shader/metaball.shader
@@ -0,0 +1,15 @@
+extern vec2 distortionFactor;
+extern vec2 scaleFactor;
+extern number feather;
+vec4 effect(vec4 color, Texture tex, vec2 uv, vec2 px) {
+  // to barrel coordinates
+  uv = uv * 2.0 - vec2(1.0);
+  // distort
+  uv *= scaleFactor;
+  uv += (uv.yx*uv.yx) * uv * (distortionFactor - 1.0);
+  number mask = (1.0 - smoothstep(1.0-feather,1.0,abs(uv.x)))
+              * (1.0 - smoothstep(1.0-feather,1.0,abs(uv.y)));
+  // to cartesian coordinates
+  uv = (uv + vec2(1.0)) / 2.0;
+  return color * Texel(tex, uv) * mask;
+}
\ No newline at end of file
diff --git a/shader/music.ogg b/shader/music.ogg
new file mode 100644
index 0000000..9d44af6
--- /dev/null
+++ b/shader/music.ogg