1 files changed, 36 insertions, 21 deletions

diff --git a/bin/main.lua b/bin/main.lua
index 9139776..829deaa 100644
--- a/bin/main.lua
+++ b/bin/main.lua
@@ -1,34 +1,49 @@
-local shader;
-local program = [[
-extern Texture img;
-extern number dt;
-Color effect(Color col, Texture tex, vec2 uv, vec2 screen)
-{
-	return Texel(img, uv);
-	//return vec4(1, 0, 1, 1);
-    //return sin(dt)*Texel(tex, uv) * Texel(img, uv);
-}
-]]
+io.stdout:setvbuf("no")
+local shader
 local img
 local img2
+local canvas
+local sw, sh = jin.graphics.getSize()
 function jin.core.onLoad()
-    shader = jin.graphics.newShader(program)
-    img = jin.graphics.newTexture("img.png")
-    img2 = jin.graphics.newTexture("img2.bmp")
+    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)
+    canvas = jin.graphics.newCanvas(200, 200)
 end
-
+-- extern vec3 iResolution;
+-- extern number iGlobalTime;
+-- extern vec4 iMouse;
+local mx, my = 0, 0
 function jin.core.onEvent(e)
-    if e.type == "quit" then 
+    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:sendTexture("img", img2)
-	shader:sendNumber("dt", dt)
-    jin.graphics.draw(img, 0, 0)
-    jin.graphics.unuseShader()
+    jin.graphics.bindCanvas(canvas)
+    -- jin.graphics.useShader(shader)
+    -- shader:sendNumber("iGlobalTime", dt )
+    -- shader:sendVec3("iResolution", sw, sh, 1)
+    -- shader:sendVec4("iMouse", mx, my, mx, my)
+    jin.graphics.draw(img, 0, 0, 1, 1)
+    --jin.graphics.unuseShader()
+    jin.graphics.unbindCanvas()
+    jin.graphics.draw(canvas, 0, 0)
 end
\ No newline at end of file