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// Project: Shader Test 
// Created: 2015-01-12

// set window properties
SetWindowTitle( "Shader Test" )
SetWindowSize( 1024, 768, 0 )

// set display properties
SetVirtualResolution( 1024, 768 )
SetOrientationAllowed( 1, 1, 1, 1 )

//LoadObject( 1, "teapot.obj" )

CreateObjectBox(1, 2, 2, 2)
SetObjectCullMode( 1, 2)
SetObjectScale(1, 100, 100, 100)

LoadImage( 1, "ft.jpg" )
LoadImage( 2, "bk.jpg" ) 
LoadImage( 3, "lf.jpg" )
LoadImage( 4, "rt.jpg" ) 
LoadImage( 5, "up.jpg" )
LoadImage( 6, "dn.jpg" )
for i = 1 to 6
SetImageMinFilter( i, 1 )
SetImageMagFilter( i, 1 )
SetImageWrapU( i, 0 )
SetImageWrapV( i, 0 )
next i
SetObjectImage( 1, 1, 0 ) 
SetObjectImage( 1, 2, 1 ) 
SetObjectImage( 1, 3, 2 ) 
SetObjectImage( 1, 4, 3 ) 
SetObjectImage( 1, 5, 4 ) 
SetObjectImage( 1, 6, 5 ) 

SetCameraPosition( 1, 0, 0, 0)

LoadShader( 1, "vertex.vs", "pixel.ps" )
SetObjectShader( 1, 1 )

do
    SetObjectRotation( 1, GetPointerY(), GetPointerX(), 0 )

    Print( ScreenFPS() )
    Sync()
loop
end

uniform sampler2D texture0;
uniform sampler2D texture1;
uniform sampler2D texture2;
uniform sampler2D texture3;
uniform sampler2D texture4;
uniform sampler2D texture5;

varying vec2 uvVarying;
varying vec4 posVarying;

void main()
{
	vec4 color;
	if (posVarying.x >= 1.0) color = texture2D(texture0, uvVarying);
	else if (posVarying.x <= -1.0) color = texture2D(texture1, uvVarying);
	
	if (posVarying.y >= 1.0) color = texture2D(texture4, uvVarying);
	else if (posVarying.y <= -1.0) color = texture2D(texture5, uvVarying);
	
	if (posVarying.z >= 1.0) color = texture2D(texture2, uvVarying);
	else if (posVarying.z <= -1.0) color = texture2D(texture3, uvVarying);
    	
	gl_FragColor = color;

}

uniform sampler2D texture0;
uniform sampler2D texture1;
uniform sampler2D texture2;
uniform sampler2D texture3;
uniform sampler2D texture4;
uniform sampler2D texture5;

varying vec2 uvVarying;
varying vec3 normalVarying;
varying vec3 posVarying;

void main()
{
	vec4 color;
	/*
	if (posVarying.x >= 1.0) color = texture2D(texture0, uvVarying);
	else if (posVarying.x <= -1.0) color = texture2D(texture1, uvVarying);
	
	if (posVarying.y >= 1.0) color = texture2D(texture4, uvVarying);
	else if (posVarying.y <= -1.0) color = texture2D(texture5, uvVarying);
	
	if (posVarying.z >= 1.0) color = texture2D(texture2, uvVarying);
	else if (posVarying.z <= -1.0) color = texture2D(texture3, uvVarying);
    */
	
	vec3 N = normalize( normalVarying );
	if (N.x >= 0.0) color = texture2D(texture0, uvVarying);
	else if (N.x <= -0.0) color = texture2D(texture1, uvVarying);
	
	if (N.y >= 0.1) color = texture2D(texture4, uvVarying);
	else if (N.y <= -0.0) color = texture2D(texture5, uvVarying);
	
	if (N.z >= 0.1) color = texture2D(texture2, uvVarying);
	else if (N.z <= -0.0) color = texture2D(texture3, uvVarying);
	
	
	gl_FragColor = color;

}

// vertex shader
attribute vec3 position;
attribute vec3 normal;
attribute vec2 uv;

varying vec2 uvVarying;
varying vec3 normalVarying;
varying vec3 posVarying;

uniform vec4 uvBounds0;

uniform mat4 agk_World;
uniform mat4 agk_ViewProj;
uniform mat4 agk_View;
uniform mat3 agk_WorldNormal;
	
void main()
{
	vec4 pos = agk_World * vec4(position,1);
	gl_Position = agk_ViewProj * pos;
	vec3 norm = agk_WorldNormal * normal;
	posVarying = pos.xyz;
	normalVarying = norm;
	uvVarying = uv * uvBounds0.xy + uvBounds0.zw;
}

// Project: Shader Test 
// Created: 2015-01-12

// set window properties
SetWindowTitle( "Shader Test" )
SetWindowSize( 1024, 768, 0 )

// set display properties
SetVirtualResolution( 1024, 768 )
SetOrientationAllowed( 1, 1, 1, 1 )

CreateObjectBox(1, 100, 100, 100)
SetObjectCullMode( 1, 2)

LoadImage( 1, "ft.jpg" )
LoadImage( 2, "bk.jpg" ) 
LoadImage( 3, "lf.jpg" )
LoadImage( 4, "rt.jpg" ) 
LoadImage( 5, "up.jpg" )
LoadImage( 6, "dn.jpg" )
SetObjectImage( 1, 1, 0 ) 
SetObjectImage( 1, 2, 1 ) 
SetObjectImage( 1, 3, 2 ) 
SetObjectImage( 1, 4, 3 ) 
SetObjectImage( 1, 5, 4 ) 
SetObjectImage( 1, 6, 5 ) 

SetCameraPosition( 1, 0, 0, 0)

LoadShader( 1, "vertex.vs", "pixel.ps" )
SetObjectShader( 1, 1 )

do
    SetCameraRotation( 1, GetPointerY(), GetPointerX(), 0 )
    Print( ScreenFPS() )
    Sync()
loop
end

uniform mat4 agk_WorldViewProj;

attribute vec4 position;
attribute vec3 normal;
attribute vec2 uv;

varying vec3 normalVarying;
varying vec2 uvVarying;

void main()
{
	gl_Position = agk_WorldViewProj * position;

	normalVarying = normal;
	uvVarying = uv;
}

uniform sampler2D texture0;
uniform sampler2D texture1;
uniform sampler2D texture2;
uniform sampler2D texture3;
uniform sampler2D texture4;
uniform sampler2D texture5;

varying vec2 uvVarying;
varying vec3 normalVarying;

void main()
{
	vec3 N = normalize(normalVarying); 

	vec4 color;
	if (N.x > 0.0) color = texture2D(texture0, uvVarying);
	else if (N.x < 0.0) color = texture2D(texture1, uvVarying);
	if (N.y > 0.0) color = texture2D(texture4, uvVarying);
	else if (N.y < 0.0) color = texture2D(texture5, uvVarying);
	if (N.z > 0.0) color = texture2D(texture2, uvVarying);
	else if (N.z < 0.0) color = texture2D(texture3, uvVarying);
    	
	gl_FragColor = color;
}