1 files changed, 76 insertions, 0 deletions
diff --git a/test/lua/viewGL.wlua b/test/lua/viewGL.wlua
new file mode 100644
index 0000000..f5ce58a
--- /dev/null
+++ b/test/lua/viewGL.wlua
@@ -0,0 +1,76 @@
+require("iuplua")
+require("iupluagl")
+require("luagl")
+require("imlua")
+
+iup.key_open()
+
+texture = 0
+
+cnv = iup.glcanvas{buffer="DOUBLE", rastersize = "640x480"}
+
+function cnv:resize_cb(width, height)
+  iup.GLMakeCurrent(self)
+  gl.Viewport(0, 0, width, height)
+end
+
+function cnv:action(x, y)
+  iup.GLMakeCurrent(self)
+  gl.PixelStore(gl.UNPACK_ALIGNMENT, 1)
+  gl.Clear('COLOR_BUFFER_BIT,DEPTH_BUFFER_BIT') -- Clear Screen And Depth Buffer
+  
+  gl.DrawPixelsRaw (image:Width(), image:Height(), glformat, gl.UNSIGNED_BYTE, gldata)
+  
+  iup.GLSwapBuffers(self)
+end              
+
+function cnv:k_any(c)
+  if c == iup.K_q or c == iup.K_ESC then
+    return iup.CLOSE
+  end
+  
+  if c == iup.K_F1 then
+    if fullscreen then
+      fullscreen = false
+      dlg.fullscreen = "No"
+    else
+      fullscreen = true
+      dlg.fullscreen = "Yes"
+    end
+  end
+  
+  if c == iup.K_F2 then
+    fileName = iup.GetFile("*.*")
+    new_image = im.FileImageLoadBitmap(fileName)
+    if (not new_image) then
+      iup.Message("Error", "LoadBitmap failed.")
+    else
+      gldata, glformat = new_image:GetOpenGLData()
+      if (image) then image:Destroy() end
+      image = new_image
+      iup.Update(cnv)
+    end
+  end
+  
+end
+
+if arg and arg[1] ~= nil then
+  fileName = arg[1]
+else
+  fileName = iup.GetFile("*.*")
+end
+
+image = im.FileImageLoadBitmap(fileName)
+if (not image) then
+  error("LoadBitmap failed.")
+end
+gldata, glformat = image:GetOpenGLData()
+
+dlg = iup.dialog{cnv; title="LuaGL/IUP/IM Loader"}
+
+dlg:show()
+cnv.rastersize = nil -- reset minimum limitation
+
+if (not iup.MainLoopLevel or iup.MainLoopLevel()==0) then
+  iup.MainLoop()
+end