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// Project: testimgbug 
// Created: 2019-01-07
// show all errors
SetErrorMode(2)
// set window properties
SetWindowTitle( "testimgbug" )
SetWindowSize( 1024, 768, 0 )
SetWindowAllowResize( 1 ) // allow the user to resize the window
// set display properties
SetVirtualResolution( 1024, 768 ) // doesn't have to match the window
SetOrientationAllowed( 1, 1, 1, 1 ) // allow both portrait and landscape on mobile devices
SetSyncRate( 30, 0 ) // 30fps instead of 60 to save battery
SetScissor( 0,0,0,0 ) // use the maximum available screen space, no black borders
UseNewDefaultFonts( 1 ) // since version 2.0.22 we can use nicer default fonts
SetCameraPosition (1, -5.0, 0.0, 0.0)
SetCameraRotation (1, 0, 0, 0)
LoadImage (994, "bb4.png")
CreateObjectBox (1, 10.0, 10.0, 10.0)
SetObjectPosition (1, 0.0, 0.0, 30.0)
SetObjectImage (1, 994, 0)
createsprite (1, 994)
SetSpriteSize (1, 480.0, 480.0)
SetSpritePosition (1, 30.0, GetVirtualHeight() / 4.0)
do
	

    Print( ScreenFPS() )
    Sync()
loop

function AddImagesWithAlpha(img1,img2)

	spr1 = CreateSprite(img1)
	spr2 = CreateSprite(img2)
	SetSpriteSize(spr2,GetSpriteWidth(spr1),GetSpriteHeight(spr1))
	
	clearscreen()
	DrawSprite(spr1)
	DrawSprite(spr2)
	
	img = GetImage(0,0,GetSpriteWidth(spr1),GetSpriteHeight(spr1))

	clearscreen()
	
	DeleteSprite(spr1)
	DeleteSprite(spr2)
	
endfunction img

uniform sampler2D texture0;
uniform sampler2D texture1;
 
varying highp vec3 posVarying;
varying mediump vec3 normalVarying;
varying mediump vec2 uvVarying;
varying mediump vec3 lightVarying;
 
mediump vec3 GetPSLighting( mediump vec3 normal, highp vec3 pos );
 
void main()
{ 
    mediump vec3 norm = normalize(normalVarying);
    mediump vec3 light = lightVarying + GetPSLighting( norm, posVarying ); 
    
    mediump vec4 color1 = texture2D(texture0, uvVarying); 
    mediump vec4 color2 = texture2D(texture1, uvVarying); 
    
    mediump vec3 color = color1.rgb*color1.a + color2.rgb*color2.a;
    
    gl_FragColor = vec4(color*light,1.0);
}