[require]
GLSL >= 1.10

[fragment shader]

float exp_blender(float f)
{
	return pow(2.71828182846, f);
}

void rgb_to_hsv(vec4 rgb, out vec4 outcol)
{
	float cmax, cmin, h, s, v, cdelta;
	vec3 c;

	cmax = max(rgb[0], max(rgb[1], rgb[2]));
	cmin = min(rgb[0], min(rgb[1], rgb[2]));
	cdelta = cmax-cmin;

	v = cmax;
	if (cmax!=0.0)
		s = cdelta/cmax;
	else {
		s = 0.0;
		h = 0.0;
	}

	if (s == 0.0) {
		h = 0.0;
	}
	else {
		c = (vec3(cmax, cmax, cmax) - rgb.xyz)/cdelta;

		if (rgb.x==cmax) h = c[2] - c[1];
		else if (rgb.y==cmax) h = 2.0 + c[0] -  c[2];
		else h = 4.0 + c[1] - c[0];

		h /= 6.0;

		if (h<0.0)
			h += 1.0;
	}

	outcol = vec4(h, s, v, rgb.w);
}

void hsv_to_rgb(vec4 hsv, out vec4 outcol)
{
	float i, f, p, q, t, h, s, v;
	vec3 rgb;

	h = hsv[0];
	s = hsv[1];
	v = hsv[2];

	if(s==0.0) {
		rgb = vec3(v, v, v);
	}
	else {
		if(h==1.0)
			h = 0.0;
		
		h *= 6.0;
		i = floor(h);
		f = h - i;
		rgb = vec3(f, f, f);
		p = v*(1.0-s);
		q = v*(1.0-(s*f));
		t = v*(1.0-(s*(1.0-f)));
		
		if (i == 0.0) rgb = vec3(v, t, p);
		else if (i == 1.0) rgb = vec3(q, v, p);
		else if (i == 2.0) rgb = vec3(p, v, t);
		else if (i == 3.0) rgb = vec3(p, q, v);
		else if (i == 4.0) rgb = vec3(t, p, v);
		else rgb = vec3(v, p, q);
	}

	outcol = vec4(rgb, hsv.w);
}

#define M_PI 3.14159265358979323846

/*********** SHADER NODES ***************/

void vcol_attribute(vec4 attvcol, out vec4 vcol)
{
	vcol = vec4(attvcol.x/255.0, attvcol.y/255.0, attvcol.z/255.0, 1.0);
}

void uv_attribute(vec2 attuv, out vec3 uv)
{
	uv = vec3(attuv*2.0 - vec2(1.0, 1.0), 0.0);
}

void geom(vec3 co, vec3 nor, mat4 viewinvmat, vec3 attorco, vec2 attuv, vec4 attvcol, out vec3 global, out vec3 local, out vec3 view, out vec3 orco, out vec3 uv, out vec3 normal, out vec4 vcol, out float frontback)
{
	local = co;
	view = normalize(local);
	global = (viewinvmat*vec4(local, 1.0)).xyz;
	orco = attorco;
	uv_attribute(attuv, uv);
	normal = -normalize(nor);	/* blender render normal is negated */
	vcol_attribute(attvcol, vcol);
	frontback = 1.0;
}

void mapping(vec3 vec, mat4 mat, vec3 minvec, vec3 maxvec, float domin, float domax, out vec3 outvec)
{
	outvec = (mat * vec4(vec, 1.0)).xyz;
	if(domin == 1.0)
		outvec = max(outvec, minvec);
	if(domax == 1.0)
		outvec = min(outvec, maxvec);
}

void camera(vec3 co, out vec3 outview, out float outdepth, out float outdist)
{
	outdepth = abs(co.z);
	outdist = length(co);
	outview = normalize(co);
}

void math_add(float val1, float val2, out float outval)
{
	outval = val1 + val2;
}

void math_subtract(float val1, float val2, out float outval)
{
	outval = val1 - val2;
}

void math_multiply(float val1, float val2, out float outval)
{
	outval = val1 * val2;
}

void math_divide(float val1, float val2, out float outval)
{
	if (val2 == 0.0)
		outval = 0.0;
	else
		outval = val1 / val2;
}

void math_sine(float val, out float outval)
{
	outval = sin(val);
}

void math_cosine(float val, out float outval)
{
	outval = cos(val);
}

void math_tangent(float val, out float outval)
{
	outval = tan(val);
}

void math_asin(float val, out float outval)
{
	if (val <= 1.0 && val >= -1.0)
		outval = asin(val);
	else
		outval = 0.0;
}

void math_acos(float val, out float outval)
{
	if (val <= 1.0 && val >= -1.0)
		outval = acos(val);
	else
		outval = 0.0;
}

void math_atan(float val, out float outval)
{
	outval = atan(val);
}

void math_pow(float val1, float val2, out float outval)
{
	if (val1 >= 0.0)
		outval = pow(val1, val2);
	else
		outval = 0.0;
}

void math_log(float val1, float val2, out float outval)
{
	if(val1 > 0.0  && val2 > 0.0)
		outval= log2(val1) / log2(val2);
	else
		outval= 0.0;
}

void math_max(float val1, float val2, out float outval)
{
	outval = max(val1, val2);
}

void math_min(float val1, float val2, out float outval)
{
	outval = min(val1, val2);
}

void math_round(float val, out float outval)
{
	outval= floor(val + 0.5);
}

void math_less_than(float val1, float val2, out float outval)
{
	if(val1 < val2)
		outval = 1.0;
	else
		outval = 0.0;
}

void math_greater_than(float val1, float val2, out float outval)
{
	if(val1 > val2)
		outval = 1.0;
	else
		outval = 0.0;
}

void squeeze(float val, float width, float center, out float outval)
{
	outval = 1.0/(1.0 + pow(2.71828183, -((val-center)*width)));
}

void vec_math_add(vec3 v1, vec3 v2, out vec3 outvec, out float outval)
{
	outvec = v1 + v2;
	outval = (abs(outvec[0]) + abs(outvec[1]) + abs(outvec[2]))/3.0;
}

void vec_math_sub(vec3 v1, vec3 v2, out vec3 outvec, out float outval)
{
	outvec = v1 - v2;
	outval = (abs(outvec[0]) + abs(outvec[1]) + abs(outvec[2]))/3.0;
}

void vec_math_average(vec3 v1, vec3 v2, out vec3 outvec, out float outval)
{
	outvec = v1 + v2;
	outval = length(outvec);
	outvec = normalize(outvec);
}

void vec_math_dot(vec3 v1, vec3 v2, out vec3 outvec, out float outval)
{
	outvec = vec3(0, 0, 0);
	outval = dot(v1, v2);
}

void vec_math_cross(vec3 v1, vec3 v2, out vec3 outvec, out float outval)
{
	outvec = cross(v1, v2);
	outval = length(outvec);
}

void vec_math_normalize(vec3 v, out vec3 outvec, out float outval)
{
	outval = length(v);
	outvec = normalize(v);
}

void vec_math_negate(vec3 v, out vec3 outv)
{
	outv = -v;
}

void normal(vec3 dir, vec3 nor, out vec3 outnor, out float outdot)
{
	outnor = dir;
	outdot = -dot(dir, nor);
}

void curves_vec(vec3 vec, sampler1D curvemap, out vec3 outvec)
{
	outvec.x = texture1D(curvemap, (vec.x + 1.0)*0.5).x;
	outvec.y = texture1D(curvemap, (vec.y + 1.0)*0.5).y;
	outvec.z = texture1D(curvemap, (vec.z + 1.0)*0.5).z;
}

void curves_rgb(vec4 col, sampler1D curvemap, out vec4 outcol)
{
	outcol.r = texture1D(curvemap, texture1D(curvemap, col.r).a).r;
	outcol.g = texture1D(curvemap, texture1D(curvemap, col.g).a).g;
	outcol.b = texture1D(curvemap, texture1D(curvemap, col.b).a).b;
	outcol.a = col.a;
}

void set_value(float val, out float outval)
{
	outval = val;
}

void set_rgb(vec3 col, out vec3 outcol)
{
	outcol = col;
}

void set_rgba(vec4 col, out vec4 outcol)
{
	outcol = col;
}

void set_value_zero(out float outval)
{
	outval = 0.0;
}

void set_value_one(out float outval)
{
	outval = 1.0;
}

void set_rgb_zero(out vec3 outval)
{
	outval = vec3(0.0);
}

void set_rgba_zero(out vec4 outval)
{
	outval = vec4(0.0);
}

void mix_blend(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	outcol = mix(col1, col2, fac);
	outcol.a = col1.a;
}

void mix_add(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	outcol = mix(col1, col1 + col2, fac);
	outcol.a = col1.a;
}

void mix_mult(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	outcol = mix(col1, col1 * col2, fac);
	outcol.a = col1.a;
}

void mix_screen(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	float facm = 1.0 - fac;

	outcol = vec4(1.0) - (vec4(facm) + fac*(vec4(1.0) - col2))*(vec4(1.0) - col1);
	outcol.a = col1.a;
}

void mix_overlay(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	float facm = 1.0 - fac;

	outcol = col1;

	if(outcol.r < 0.5)
		outcol.r *= facm + 2.0*fac*col2.r;
	else
		outcol.r = 1.0 - (facm + 2.0*fac*(1.0 - col2.r))*(1.0 - outcol.r);

	if(outcol.g < 0.5)
		outcol.g *= facm + 2.0*fac*col2.g;
	else
		outcol.g = 1.0 - (facm + 2.0*fac*(1.0 - col2.g))*(1.0 - outcol.g);

	if(outcol.b < 0.5)
		outcol.b *= facm + 2.0*fac*col2.b;
	else
		outcol.b = 1.0 - (facm + 2.0*fac*(1.0 - col2.b))*(1.0 - outcol.b);
}

void mix_sub(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	outcol = mix(col1, col1 - col2, fac);
	outcol.a = col1.a;
}

void mix_div(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	float facm = 1.0 - fac;

	outcol = col1;

	if(col2.r != 0.0) outcol.r = facm*outcol.r + fac*outcol.r/col2.r;
	if(col2.g != 0.0) outcol.g = facm*outcol.g + fac*outcol.g/col2.g;
	if(col2.b != 0.0) outcol.b = facm*outcol.b + fac*outcol.b/col2.b;
}

void mix_diff(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	outcol = mix(col1, abs(col1 - col2), fac);
	outcol.a = col1.a;
}

void mix_dark(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	outcol.rgb = min(col1.rgb, col2.rgb*fac);
	outcol.a = col1.a;
}

void mix_light(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	outcol.rgb = max(col1.rgb, col2.rgb*fac);
	outcol.a = col1.a;
}

void mix_dodge(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	outcol = col1;

	if(outcol.r != 0.0) {
		float tmp = 1.0 - fac*col2.r;
		if(tmp <= 0.0)
			outcol.r = 1.0;
		else if((tmp = outcol.r/tmp) > 1.0)
			outcol.r = 1.0;
		else
			outcol.r = tmp;
	}
	if(outcol.g != 0.0) {
		float tmp = 1.0 - fac*col2.g;
		if(tmp <= 0.0)
			outcol.g = 1.0;
		else if((tmp = outcol.g/tmp) > 1.0)
			outcol.g = 1.0;
		else
			outcol.g = tmp;
	}
	if(outcol.b != 0.0) {
		float tmp = 1.0 - fac*col2.b;
		if(tmp <= 0.0)
			outcol.b = 1.0;
		else if((tmp = outcol.b/tmp) > 1.0)
			outcol.b = 1.0;
		else
			outcol.b = tmp;
	}
}

void mix_burn(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	float tmp, facm = 1.0 - fac;

	outcol = col1;

	tmp = facm + fac*col2.r;
	if(tmp <= 0.0)
		outcol.r = 0.0;
	else if((tmp = (1.0 - (1.0 - outcol.r)/tmp)) < 0.0)
		outcol.r = 0.0;
	else if(tmp > 1.0)
		outcol.r = 1.0;
	else
		outcol.r = tmp;

	tmp = facm + fac*col2.g;
	if(tmp <= 0.0)
		outcol.g = 0.0;
	else if((tmp = (1.0 - (1.0 - outcol.g)/tmp)) < 0.0)
		outcol.g = 0.0;
	else if(tmp > 1.0)
		outcol.g = 1.0;
	else
		outcol.g = tmp;

	tmp = facm + fac*col2.b;
	if(tmp <= 0.0)
		outcol.b = 0.0;
	else if((tmp = (1.0 - (1.0 - outcol.b)/tmp)) < 0.0)
		outcol.b = 0.0;
	else if(tmp > 1.0)
		outcol.b = 1.0;
	else
		outcol.b = tmp;
}

void mix_hue(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	float facm = 1.0 - fac;

	outcol = col1;

	vec4 hsv, hsv2, tmp;
	rgb_to_hsv(col2, hsv2);

	if(hsv2.y != 0.0) {
		rgb_to_hsv(outcol, hsv);
		hsv.x = hsv2.x;
		hsv_to_rgb(hsv, tmp); 

		outcol = mix(outcol, tmp, fac);
		outcol.a = col1.a;
	}
}

void mix_sat(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	float facm = 1.0 - fac;

	outcol = col1;

	vec4 hsv, hsv2;
	rgb_to_hsv(outcol, hsv);

	if(hsv.y != 0.0) {
		rgb_to_hsv(col2, hsv2);

		hsv.y = facm*hsv.y + fac*hsv2.y;
		hsv_to_rgb(hsv, outcol);
	}
}

void mix_val(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	float facm = 1.0 - fac;

	vec4 hsv, hsv2;
	rgb_to_hsv(col1, hsv);
	rgb_to_hsv(col2, hsv2);

	hsv.z = facm*hsv.z + fac*hsv2.z;
	hsv_to_rgb(hsv, outcol);
}

void mix_color(float fac, vec4 col1, vec4 col2, out vec4 outcol)
{
	fac = clamp(fac, 0.0, 1.0);
	float facm = 1.0 - fac;

	outcol = col1;

	vec4 hsv, hsv2, tmp;
	rgb_to_hsv(col2, hsv2);

	if(hsv2.y != 0.0) {
		rgb_to_hsv(outcol, hsv);
		hsv.x = hsv2.x;
		hsv.y = hsv2.y;
		hsv_to_rgb(hsv, tmp); 

		outcol = mix(outcol, tmp, fac);
		outcol.a = col1.a;
	}
}

void valtorgb(float fac, sampler1D colormap, out vec4 outcol, out float outalpha)
{
	outcol = texture1D(colormap, fac);
	outalpha = outcol.a;
}

void rgbtobw(vec4 color, out float outval)
{
	outval = color.r*0.35 + color.g*0.45 + color.b*0.2;
}

void invert(float fac, vec4 col, out vec4 outcol)
{
	outcol.xyz = mix(col.xyz, vec3(1.0, 1.0, 1.0) - col.xyz, fac);
	outcol.w = col.w;
}

void hue_sat(float hue, float sat, float value, float fac, vec4 col, out vec4 outcol)
{
	vec4 hsv;

	rgb_to_hsv(col, hsv);

	hsv[0] += (hue - 0.5);
	if(hsv[0]>1.0) hsv[0]-=1.0; else if(hsv[0]<0.0) hsv[0]+= 1.0;
	hsv[1] *= sat;
	if(hsv[1]>1.0) hsv[1]= 1.0; else if(hsv[1]<0.0) hsv[1]= 0.0;
	hsv[2] *= value;
	if(hsv[2]>1.0) hsv[2]= 1.0; else if(hsv[2]<0.0) hsv[2]= 0.0;

	hsv_to_rgb(hsv, outcol);

	outcol = mix(col, outcol, fac);
}

void separate_rgb(vec4 col, out float r, out float g, out float b)
{
	r = col.r;
	g = col.g;
	b = col.b;
}

void combine_rgb(float r, float g, float b, out vec4 col)
{
	col = vec4(r, g, b, 1.0);
}

void output_node(vec4 rgb, float alpha, out vec4 outrgb)
{
	outrgb = vec4(rgb.rgb, alpha);
}

/*********** TEXTURES ***************/

void texture_flip_blend(vec3 vec, out vec3 outvec)
{
	outvec = vec.yxz;
}

void texture_blend_lin(vec3 vec, out float outval)
{
	outval = (1.0+vec.x)/2.0;
}

void texture_blend_quad(vec3 vec, out float outval)
{
	outval = max((1.0+vec.x)/2.0, 0.0);
	outval *= outval;
}

void texture_wood_sin(vec3 vec, out float value, out vec4 color, out vec3 normal)
{
	float a = sqrt(vec.x*vec.x + vec.y*vec.y + vec.z*vec.z)*20.0;
	float wi = 0.5 + 0.5*sin(a);

	value = wi;
	color = vec4(wi, wi, wi, 1.0);
	normal = vec3(0.0, 0.0, 0.0);
}

void texture_image(vec3 vec, sampler2D ima, out float value, out vec4 color, out vec3 normal)
{
	color = texture2D(ima, (vec.xy + vec2(1.0, 1.0))*0.5);
	value = 1.0;

	normal.x = 2.0*(color.r - 0.5);
	normal.y = 2.0*(0.5 - color.g);
	normal.z = 2.0*(color.b - 0.5);
}

/************* MTEX *****************/

void texco_orco(vec3 attorco, out vec3 orco)
{
	orco = attorco;
}

void texco_uv(vec2 attuv, out vec3 uv)
{
	/* disabled for now, works together with leaving out mtex_2d_mapping
	   uv = vec3(attuv*2.0 - vec2(1.0, 1.0), 0.0); */
	uv = vec3(attuv, 0.0);
}

void texco_norm(vec3 normal, out vec3 outnormal)
{
	/* corresponds to shi->orn, which is negated so cancels
	   out blender normal negation */
	outnormal = normalize(normal);
}

void texco_tangent(vec3 tangent, out vec3 outtangent)
{
	outtangent = normalize(tangent);
}

void texco_global(mat4 viewinvmat, vec3 co, out vec3 global)
{
	global = (viewinvmat*vec4(co, 1.0)).xyz;
}

void texco_object(mat4 viewinvmat, mat4 obinvmat, vec3 co, out vec3 object)
{
	object = (obinvmat*(viewinvmat*vec4(co, 1.0))).xyz;
}

void texco_refl(vec3 vn, vec3 view, out vec3 ref)
{
	ref = view - 2.0*dot(vn, view)*vn;
}

void shade_norm(vec3 normal, out vec3 outnormal)
{
	/* blender render normal is negated */
	outnormal = -normalize(normal);
}

void mtex_rgb_blend(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	float facm;

	fact *= facg;
	facm = 1.0-fact;

	incol = fact*texcol + facm*outcol;
}

void mtex_rgb_mul(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	float facm;

	fact *= facg;
	facm = 1.0-facg;

	incol = (facm + fact*texcol)*outcol;
}

void mtex_rgb_screen(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	float facm;

	fact *= facg;
	facm = 1.0-facg;

	incol = vec3(1.0) - (vec3(facm) + fact*(vec3(1.0) - texcol))*(vec3(1.0) - outcol);
}

void mtex_rgb_overlay(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	float facm;

	fact *= facg;
	facm = 1.0-facg;

	if(outcol.r < 0.5)
		incol.r = outcol.r*(facm + 2.0*fact*texcol.r);
	else
		incol.r = 1.0 - (facm + 2.0*fact*(1.0 - texcol.r))*(1.0 - outcol.r);

	if(outcol.g < 0.5)
		incol.g = outcol.g*(facm + 2.0*fact*texcol.g);
	else
		incol.g = 1.0 - (facm + 2.0*fact*(1.0 - texcol.g))*(1.0 - outcol.g);

	if(outcol.b < 0.5)
		incol.b = outcol.b*(facm + 2.0*fact*texcol.b);
	else
		incol.b = 1.0 - (facm + 2.0*fact*(1.0 - texcol.b))*(1.0 - outcol.b);
}

void mtex_rgb_sub(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	incol = -fact*facg*texcol + outcol;
}

void mtex_rgb_add(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	incol = fact*facg*texcol + outcol;
}

void mtex_rgb_div(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	float facm;

	fact *= facg;
	facm = 1.0-fact;

	if(texcol.r != 0.0) incol.r = facm*outcol.r + fact*outcol.r/texcol.r;
	if(texcol.g != 0.0) incol.g = facm*outcol.g + fact*outcol.g/texcol.g;
	if(texcol.b != 0.0) incol.b = facm*outcol.b + fact*outcol.b/texcol.b;
}

void mtex_rgb_diff(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	float facm;

	fact *= facg;
	facm = 1.0-fact;

	incol = facm*outcol + fact*abs(texcol - outcol);
}

void mtex_rgb_dark(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	float facm, col;

	fact *= facg;
	facm = 1.0-fact;

	col = fact*texcol.r;
	if(col < outcol.r) incol.r = col; else incol.r = outcol.r;
	col = fact*texcol.g;
	if(col < outcol.g) incol.g = col; else incol.g = outcol.g;
	col = fact*texcol.b;
	if(col < outcol.b) incol.b = col; else incol.b = outcol.b;
}

void mtex_rgb_light(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	float facm, col;

	fact *= facg;
	facm = 1.0-fact;

	col = fact*texcol.r;
	if(col > outcol.r) incol.r = col; else incol.r = outcol.r;
	col = fact*texcol.g;
	if(col > outcol.g) incol.g = col; else incol.g = outcol.g;
	col = fact*texcol.b;
	if(col > outcol.b) incol.b = col; else incol.b = outcol.b;
}

void mtex_rgb_hue(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	vec4 col;

	mix_hue(fact*facg, vec4(outcol, 1.0), vec4(texcol, 1.0), col);
	incol.rgb = col.rgb;
}

void mtex_rgb_sat(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	vec4 col;

	mix_sat(fact*facg, vec4(outcol, 1.0), vec4(texcol, 1.0), col);
	incol.rgb = col.rgb;
}

void mtex_rgb_val(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	vec4 col;

	mix_val(fact*facg, vec4(outcol, 1.0), vec4(texcol, 1.0), col);
	incol.rgb = col.rgb;
}

void mtex_rgb_color(vec3 outcol, vec3 texcol, float fact, float facg, out vec3 incol)
{
	vec4 col;

	mix_color(fact*facg, vec4(outcol, 1.0), vec4(texcol, 1.0), col);
	incol.rgb = col.rgb;
}

void mtex_value_vars(inout float fact, float facg, out float facm, float flip)
{
	fact *= facg;
	facm = 1.0-fact;

	if(flip != 0.0) {
		float tmp = fact;
		fact = facm;
		facm = tmp;
	}
}

void mtex_value_blend(float outcol, float texcol, float fact, float facg, float flip, out float incol)
{
	float facm;
	mtex_value_vars(fact, facg, facm, flip);

	incol = fact*texcol + facm*outcol;
}

void mtex_value_mul(float outcol, float texcol, float fact, float facg, float flip, out float incol)
{
	float facm;
	mtex_value_vars(fact, facg, facm, flip);

	facm = 1.0 - facg;
	incol = (facm + fact*texcol)*outcol;
}

void mtex_value_screen(float outcol, float texcol, float fact, float facg, float flip, out float incol)
{
	float facm;
	mtex_value_vars(fact, facg, facm, flip);

	facm = 1.0 - facg;
	incol = 1.0 - (facm + fact*(1.0 - texcol))*(1.0 - outcol);
}

void mtex_value_sub(float outcol, float texcol, float fact, float facg, float flip, out float incol)
{
	float facm;
	mtex_value_vars(fact, facg, facm, flip);

	fact = -fact;
	incol = fact*texcol + outcol;
}

void mtex_value_add(float outcol, float texcol, float fact, float facg, float flip, out float incol)
{
	float facm;
	mtex_value_vars(fact, facg, facm, flip);

	fact = fact;
	incol = fact*texcol + outcol;
}

void mtex_value_div(float outcol, float texcol, float fact, float facg, float flip, out float incol)
{
	float facm;
	mtex_value_vars(fact, facg, facm, flip);

	if(texcol != 0.0)
		incol = facm*outcol + fact*outcol/texcol;
	else
		incol = 0.0;
}

void mtex_value_diff(float outcol, float texcol, float fact, float facg, float flip, out float incol)
{
	float facm;
	mtex_value_vars(fact, facg, facm, flip);

	incol = facm*outcol + fact*abs(texcol - outcol);
}

void mtex_value_dark(float outcol, float texcol, float fact, float facg, float flip, out float incol)
{
	float facm;
	mtex_value_vars(fact, facg, facm, flip);

	float col = fact*texcol;
	if(col < outcol) incol = col; else incol = outcol;
}

void mtex_value_light(float outcol, float texcol, float fact, float facg, float flip, out float incol)
{
	float facm;
	mtex_value_vars(fact, facg, facm, flip);

	float col = fact*texcol;
	if(col > outcol) incol = col; else incol = outcol;
}

void mtex_value_clamp_positive(float fac, out float outfac)
{
	outfac = max(fac, 0.0);
}

void mtex_value_clamp(float fac, out float outfac)
{
	outfac = clamp(fac, 0.0, 1.0);
}

void mtex_har_divide(float har, out float outhar)
{
	outhar = har/128.0;
}

void mtex_har_multiply_clamp(float har, out float outhar)
{
	har *= 128.0;

	if(har < 1.0) outhar = 1.0;
	else if(har > 511.0) outhar = 511.0;
	else outhar = har;
}

void mtex_alpha_from_col(vec4 col, out float alpha)
{
	alpha = col.a;
}

void mtex_alpha_to_col(vec4 col, float alpha, out vec4 outcol)
{
	outcol = vec4(col.rgb, alpha);
}

void mtex_rgbtoint(vec4 rgb, out float intensity)
{
	intensity = dot(vec3(0.35, 0.45, 0.2), rgb.rgb);
}

void mtex_value_invert(float invalue, out float outvalue)
{
	outvalue = 1.0 - invalue;
}

void mtex_rgb_invert(vec4 inrgb, out vec4 outrgb)
{
	outrgb = vec4(vec3(1.0) - inrgb.rgb, inrgb.a);
}

void mtex_value_stencil(float stencil, float intensity, out float outstencil, out float outintensity)
{
	float fact = intensity;
	outintensity = intensity*stencil;
	outstencil = stencil*fact;
}

void mtex_rgb_stencil(float stencil, vec4 rgb, out float outstencil, out vec4 outrgb)
{
	float fact = rgb.a;
	outrgb = vec4(rgb.rgb, rgb.a*stencil);
	outstencil = stencil*fact;
}

void mtex_mapping_ofs(vec3 texco, vec3 ofs, out vec3 outtexco)
{
	outtexco = texco + ofs;
}

void mtex_mapping_size(vec3 texco, vec3 size, out vec3 outtexco)
{
	outtexco = size*texco;
}

void mtex_2d_mapping(vec3 vec, out vec3 outvec)
{
	outvec = vec3(vec.xy*0.5 + vec2(0.5, 0.5), vec.z);
}

void mtex_image(vec3 vec, sampler2D ima, out float value, out vec4 color, out vec3 normal)
{
	color = texture2D(ima, vec.xy);
	value = 1.0;
	
	normal = 2.0*(vec3(color.r, -color.g, color.b) - vec3(0.5, -0.5, 0.5));
}

void mtex_negate_texnormal(vec3 normal, out vec3 outnormal)
{
	outnormal = vec3(-normal.x, -normal.y, normal.z);
}

void mtex_nspace_tangent(vec3 tangent, vec3 normal, vec3 texnormal, out vec3 outnormal)
{
	tangent = normalize(tangent);
	vec3 B = cross(normal, tangent);

	outnormal = texnormal.x*tangent + texnormal.y*B + texnormal.z*normal;
	outnormal = normalize(outnormal);
}

void mtex_blend_normal(float norfac, vec3 normal, vec3 newnormal, out vec3 outnormal)
{
	outnormal = (1.0 - norfac)*normal + norfac*newnormal;
	outnormal = normalize(outnormal);
}

/******* MATERIAL *********/

void lamp_visibility_sun_hemi(vec3 lampvec, out vec3 lv, out float dist, out float visifac)
{
	lv = lampvec;
	dist = 1.0;
	visifac = 1.0;
}

void lamp_visibility_other(vec3 co, vec3 lampco, out vec3 lv, out float dist, out float visifac)
{
	lv = co - lampco;
	dist = length(lv);
	lv = normalize(lv);
	visifac = 1.0;
}

void lamp_falloff_invlinear(float lampdist, float dist, out float visifac)
{
	visifac = lampdist/(lampdist + dist);
}

void lamp_falloff_invsquare(float lampdist, float dist, out float visifac)
{
	visifac = lampdist/(lampdist + dist*dist);
}

void lamp_falloff_sliders(float lampdist, float ld1, float ld2, float dist, out float visifac)
{
	float lampdistkw = lampdist*lampdist;

	visifac = lampdist/(lampdist + ld1*dist);
	visifac *= lampdistkw/(lampdistkw + ld2*dist*dist);
}

void lamp_falloff_curve(float lampdist, sampler1D curvemap, float dist, out float visifac)
{
	visifac = texture1D(curvemap, dist/lampdist).x;
}

void lamp_visibility_sphere(float lampdist, float dist, float visifac, out float outvisifac)
{
	float t= lampdist - dist;

	outvisifac= visifac*max(t, 0.0)/lampdist;
}

void lamp_visibility_spot_square(vec3 lampvec, mat4 lampimat, vec3 lv, out float inpr)
{
	if(dot(lv, lampvec) > 0.0) {
		vec3 lvrot = (lampimat*vec4(lv, 0.0)).xyz;
		float x = max(abs(lvrot.x/lvrot.z), abs(lvrot.y/lvrot.z));

		inpr = 1.0/sqrt(1.0 + x*x);
	}
	else
		inpr = 0.0;
}

void lamp_visibility_spot_circle(vec3 lampvec, vec3 lv, out float inpr)
{
	inpr = dot(lv, lampvec);
}

void lamp_visibility_spot(float spotsi, float spotbl, float inpr, float visifac, out float outvisifac)
{
	float t = spotsi;

	if(inpr <= t) {
		outvisifac = 0.0;
	}
	else {
		t = inpr - t;

		/* soft area */
		if(spotbl != 0.0)
			inpr *= smoothstep(0.0, 1.0, t/spotbl);

		outvisifac = visifac*inpr;
	}
}

void lamp_visibility_clamp(float visifac, out float outvisifac)
{
	outvisifac = (visifac < 0.001)? 0.0: visifac;
}

void shade_view(vec3 co, out vec3 view)
{
	/* handle perspective/orthographic */
	view = (gl_ProjectionMatrix[3][3] == 0.0)? normalize(co): vec3(0.0, 0.0, -1.0);
}

void shade_tangent_v(vec3 lv, vec3 tang, out vec3 vn)
{
	vec3 c = cross(lv, tang);
	vec3 vnor = cross(c, tang);

	vn = -normalize(vnor);
}

void shade_inp(vec3 vn, vec3 lv, out float inp)
{
	inp = dot(vn, lv);
}

void shade_is_no_diffuse(out float is)
{
	is = 0.0;
}

void shade_is_hemi(float inp, out float is)
{
	is = 0.5*inp + 0.5;
}

float area_lamp_energy(mat4 area, vec3 co, vec3 vn)
{
	vec3 vec[4], c[4];
	float rad[4], fac;
	
	vec[0] = normalize(co - area[0].xyz);
	vec[1] = normalize(co - area[1].xyz);
	vec[2] = normalize(co - area[2].xyz);
	vec[3] = normalize(co - area[3].xyz);

	c[0] = normalize(cross(vec[0], vec[1]));
	c[1] = normalize(cross(vec[1], vec[2]));
	c[2] = normalize(cross(vec[2], vec[3]));
	c[3] = normalize(cross(vec[3], vec[0]));

	rad[0] = acos(dot(vec[0], vec[1]));
	rad[1] = acos(dot(vec[1], vec[2]));
	rad[2] = acos(dot(vec[2], vec[3]));
	rad[3] = acos(dot(vec[3], vec[0]));

	fac=  rad[0]*dot(vn, c[0]);
	fac+= rad[1]*dot(vn, c[1]);
	fac+= rad[2]*dot(vn, c[2]);
	fac+= rad[3]*dot(vn, c[3]);

	return max(fac, 0.0);
}

void shade_inp_area(vec3 position, vec3 lampco, vec3 lampvec, vec3 vn, mat4 area, float areasize, float k, out float inp)
{
	vec3 co = position;
	vec3 vec = co - lampco;

	if(dot(vec, lampvec) < 0.0) {
		inp = 0.0;
	}
	else {
		float intens = area_lamp_energy(area, co, vn);

		inp = pow(intens*areasize, k);
	}
}

void shade_diffuse_oren_nayer(float nl, vec3 n, vec3 l, vec3 v, float rough, out float is)
{
	vec3 h = normalize(v + l);
	float nh = max(dot(n, h), 0.0);
	float nv = max(dot(n, v), 0.0);
	float realnl = dot(n, l);

	if(realnl < 0.0) {
		is = 0.0;
	}
	else if(nl < 0.0) {
		is = 0.0;
	}
	else {
		float vh = max(dot(v, h), 0.0);
		float Lit_A = acos(realnl);
		float View_A = acos(nv);

		vec3 Lit_B = normalize(l - realnl*n);
		vec3 View_B = normalize(v - nv*n);

		float t = max(dot(Lit_B, View_B), 0.0);

		float a, b;

		if(Lit_A > View_A) {
			a = Lit_A;
			b = View_A;
		}
		else {
			a = View_A;
			b = Lit_A;
		}

		float A = 1.0 - (0.5*((rough*rough)/((rough*rough) + 0.33)));
		float B = 0.45*((rough*rough)/((rough*rough) + 0.09));

		b *= 0.95;
		is = nl*(A + (B * t * sin(a) * tan(b)));
	}
}

void shade_diffuse_toon(vec3 n, vec3 l, vec3 v, float size, float tsmooth, out float is)
{
	float rslt = dot(n, l);
	float ang = acos(rslt);

	if(ang < size) is = 1.0;
	else if(ang > (size + tsmooth) || tsmooth == 0.0) is = 0.0;
	else is = 1.0 - ((ang - size)/tsmooth);
}

void shade_diffuse_minnaert(float nl, vec3 n, vec3 v, float darkness, out float is)
{
	if(nl <= 0.0) {
		is = 0.0;
	}
	else {
		float nv = max(dot(n, v), 0.0);

		if(darkness <= 1.0)
			is = nl*pow(max(nv*nl, 0.1), darkness - 1.0);
		else
			is = nl*pow(1.0001 - nv, darkness - 1.0);
	}
}

float fresnel_fac(vec3 view, vec3 vn, float grad, float fac)
{
	float t1, t2;
	float ffac;

	if(fac==0.0) {
		ffac = 1.0;
	}
	else {
		t1= dot(view, vn);
		if(t1>0.0)  t2= 1.0+t1;
		else t2= 1.0-t1;

		t2= grad + (1.0-grad)*pow(t2, fac);

		if(t2<0.0) ffac = 0.0;
		else if(t2>1.0) ffac = 1.0;
		else ffac = t2;
	}

	return ffac;
}

void shade_diffuse_fresnel(vec3 vn, vec3 lv, vec3 view, float fac_i, float fac, out float is)
{
	is = fresnel_fac(lv, vn, fac_i, fac);
}

void shade_cubic(float is, out float outis)
{
	if(is>0.0 && is<1.0)
		outis= smoothstep(0.0, 1.0, is);
	else
		outis= is;
}

void shade_visifac(float i, float visifac, float refl, out float outi)
{
	/*if(i > 0.0)*/
		outi = max(i*visifac*refl, 0.0);
	/*else
		outi = i;*/
}

void shade_tangent_v_spec(vec3 tang, out vec3 vn)
{
	vn = tang;
}

void shade_add_to_diffuse(float i, vec3 lampcol, vec3 col, out vec3 outcol)
{
	if(i > 0.0)
		outcol = i*lampcol*col;
	else
		outcol = vec3(0.0, 0.0, 0.0);
}

void shade_hemi_spec(vec3 vn, vec3 lv, vec3 view, float spec, float hard, float visifac, out float t)
{
	lv += view;
	lv = normalize(lv);

	t = dot(vn, lv);
	t = 0.5*t + 0.5;

	t = visifac*spec*pow(t, hard);
}

void shade_phong_spec(vec3 n, vec3 l, vec3 v, float hard, out float specfac)
{
	vec3 h = normalize(l + v);
	float rslt = max(dot(h, n), 0.0);

	specfac = pow(rslt, hard);
}

void shade_cooktorr_spec(vec3 n, vec3 l, vec3 v, float hard, out float specfac)
{
	vec3 h = normalize(v + l);
	float nh = dot(n, h);

	if(nh < 0.0) {
		specfac = 0.0;
	}
	else {
		float nv = max(dot(n, v), 0.0);
		float i = pow(nh, hard);

		i = i/(0.1+nv);
		specfac = i;
	}
}

void shade_blinn_spec(vec3 n, vec3 l, vec3 v, float refrac, float spec_power, out float specfac)
{
	if(refrac < 1.0) {
		specfac = 0.0;
	}
	else if(spec_power == 0.0) {
		specfac = 0.0;
	}
	else {
		if(spec_power<100.0)
			spec_power= sqrt(1.0/spec_power);
		else
			spec_power= 10.0/spec_power;

		vec3 h = normalize(v + l);
		float nh = dot(n, h);
		if(nh < 0.0) {
			specfac = 0.0;
		}
		else {
			float nv = max(dot(n, v), 0.01);
			float nl = dot(n, l);
			if(nl <= 0.01) {
				specfac = 0.0;
			}
			else {
				float vh = max(dot(v, h), 0.01);

				float a = 1.0;
				float b = (2.0*nh*nv)/vh;
				float c = (2.0*nh*nl)/vh;

				float g = 0.0;

				if(a < b && a < c) g = a;
				else if(b < a && b < c) g = b;
				else if(c < a && c < b) g = c;

				float p = sqrt(((refrac * refrac)+(vh*vh)-1.0));
				float f = (((p-vh)*(p-vh))/((p+vh)*(p+vh)))*(1.0+((((vh*(p+vh))-1.0)*((vh*(p+vh))-1.0))/(((vh*(p-vh))+1.0)*((vh*(p-vh))+1.0))));
				float ang = acos(nh);

				specfac = max(f*g*exp_blender((-(ang*ang)/(2.0*spec_power*spec_power))), 0.0);
			}
		}
	}
}

void shade_wardiso_spec(vec3 n, vec3 l, vec3 v, float rms, out float specfac)
{
	vec3 h = normalize(l + v);
	float nh = max(dot(n, h), 0.001);
	float nv = max(dot(n, v), 0.001);
	float nl = max(dot(n, l), 0.001);
	float angle = tan(acos(nh));
	float alpha = max(rms, 0.001);

	specfac= nl * (1.0/(4.0*M_PI*alpha*alpha))*(exp_blender(-(angle*angle)/(alpha*alpha))/(sqrt(nv*nl)));
}

void shade_toon_spec(vec3 n, vec3 l, vec3 v, float size, float tsmooth, out float specfac)
{
	vec3 h = normalize(l + v);
	float rslt = dot(h, n);
	float ang = acos(rslt);

	if(ang < size) rslt = 1.0;
	else if(ang >= (size + tsmooth) || tsmooth == 0.0) rslt = 0.0;
	else rslt = 1.0 - ((ang - size)/tsmooth);

	specfac = rslt;
}

void shade_spec_area_inp(float specfac, float inp, out float outspecfac)
{
	outspecfac = specfac*inp;
}

void shade_spec_t(float shadfac, float spec, float visifac, float specfac, out float t)
{
	t = shadfac*spec*visifac*specfac;
}

void shade_add_spec(float t, vec3 lampcol, vec3 speccol, out vec3 outcol)
{
	outcol = t*lampcol*speccol;
}

void shade_add(vec4 col1, vec4 col2, out vec4 outcol)
{
	outcol = col1 + col2;
}

void shade_madd(vec4 col, vec4 col1, vec4 col2, out vec4 outcol)
{
	outcol = col + col1*col2;
}

void shade_maddf(vec4 col, float f, vec4 col1, out vec4 outcol)
{
	outcol = col + f*col1;
}

void shade_mul(vec4 col1, vec4 col2, out vec4 outcol)
{
	outcol = col1*col2;
}

void shade_mul_value(float fac, vec4 col, out vec4 outcol)
{
	outcol = col*fac;
}

void shade_obcolor(vec4 col, vec4 obcol, out vec4 outcol)
{
	outcol = vec4(col.rgb*obcol.rgb, col.a);
}

void ramp_rgbtobw(vec3 color, out float outval)
{
	outval = color.r*0.3 + color.g*0.58 + color.b*0.12;
}

void shade_only_shadow(float i, float shadfac, float energy, out float outshadfac)
{
	outshadfac = i*energy*(1.0 - shadfac);
}

void shade_only_shadow_diffuse(float shadfac, vec3 rgb, vec4 diff, out vec4 outdiff)
{
	outdiff = diff - vec4(rgb*shadfac, 0.0);
}

void shade_only_shadow_specular(float shadfac, vec3 specrgb, vec4 spec, out vec4 outspec)
{
	outspec = spec - vec4(specrgb*shadfac, 0.0);
}

void test_shadowbuf(vec3 rco, sampler2DShadow shadowmap, mat4 shadowpersmat, float shadowbias, float inp, out float result)
{
	if(inp <= 0.0) {
		result = 0.0;
	}
	else {
		vec4 co = shadowpersmat*vec4(rco, 1.0);

		//float bias = (1.5 - inp*inp)*shadowbias;
		co.z -= shadowbias*co.w;

		result = shadow2DProj(shadowmap, co).x;
	}
}

void shade_exposure_correct(vec3 col, float linfac, float logfac, out vec3 outcol)
{
	outcol = linfac*(1.0 - exp(col*logfac));
}

void shade_mist_factor(vec3 co, float miststa, float mistdist, float misttype, float misi, out float outfac)
{
	float fac, zcor;

	zcor = (gl_ProjectionMatrix[3][3] == 0.0)? length(co): -co[2];
	
	fac = clamp((zcor-miststa)/mistdist, 0.0, 1.0);
	if(misttype == 0.0) fac *= fac;
	else if(misttype == 1.0);
	else fac = sqrt(fac);

	outfac = 1.0 - (1.0-fac)*(1.0-misi);
}

void shade_world_mix(vec3 hor, vec4 col, out vec4 outcol)
{
	float fac = clamp(col.a, 0.0, 1.0);
	outcol = vec4(mix(hor, col.rgb, fac), col.a);
}

void shade_alpha_opaque(vec4 col, out vec4 outcol)
{
	outcol = vec4(col.rgb, 1.0);
}

void shade_alpha_obcolor(vec4 col, vec4 obcol, out vec4 outcol)
{
	outcol = vec4(col.rgb, col.a*obcol.a);
}

varying vec3 varnormal;
varying vec3 varposition;
varying vec2 var0;
const vec3 cons8 = vec3(2.000000, 2.000000, 1.000000);
const vec3 cons11 = vec3(-0.500000, -0.500000, 0.000000);
uniform sampler2D samp0;
const vec3 cons21 = vec3(0.714613, 0.800000, 0.800000);
const float cons24 = float(1.000000);
const float cons26 = float(0.075000);
const float cons27 = float(1.000000);
const float cons31 = float(0.000000);
const float cons32 = float(1.000000);
const float cons35 = float(0.000000);
const vec3 cons42 = vec3(1.000000, 1.500000, 1.000000);
const vec3 cons45 = vec3(0.000000, -0.250000, 0.000000);
uniform sampler2D samp1;
varying vec3 var1;
const float cons56 = float(0.500000);
varying vec2 var2;
uniform sampler2D samp2;
const float cons73 = float(1.000000);
uniform vec3 unf77;
const float cons88 = float(1.000000);
uniform vec4 unf91;
uniform sampler1D samp3;
const float cons104 = float(1.000000);
const float cons117 = float(0.000000);
const float cons118 = float(52.000000);
uniform vec3 unf122;
const vec3 cons123 = vec3(1.000000, 1.000000, 1.000000);
uniform vec3 unf128;
const float cons137 = float(1.000000);
uniform vec4 unf140;
uniform sampler1D samp4;
const float cons153 = float(1.000000);
const float cons166 = float(52.000000);
const float cons168 = float(1.000000);
uniform vec3 unf174;
const vec3 cons175 = vec3(1.000000, 1.000000, 1.000000);
uniform vec3 unf181;
const float cons185 = float(20.000000);
uniform vec3 unf188;
const float cons191 = float(0.996195);
const float cons192 = float(0.000571);
const float cons203 = float(1.000000);
uniform sampler2DShadow samp5;
uniform mat4 unf207;
const float cons208 = float(0.005000);
uniform float unf213;
uniform vec3 unf220;
const float cons224 = float(20.000000);
uniform vec3 unf227;
const float cons230 = float(0.996195);
const float cons231 = float(0.000571);
const float cons242 = float(1.000000);
uniform sampler2DShadow samp6;
uniform mat4 unf246;
const float cons247 = float(0.005000);
uniform float unf252;
const float cons262 = float(1.000000);
const float cons265 = float(6.000000);
const float cons266 = float(26.000000);
const float cons267 = float(0.000000);
const float cons268 = float(0.000000);
const vec4 cons272 = vec4(0.906274, 0.882745, 0.992157, 0.000000);

void main(void)
{
	vec3 tmp2;
	vec3 tmp4;
	vec3 tmp6;
	vec3 tmp9;
	vec3 tmp12;
	float tmp15;
	vec4 tmp16;
	vec3 tmp17;
	vec4 tmp19;
	float tmp20;
	vec3 tmp25;
	float tmp28;
	float tmp30;
	float tmp36;
	float tmp38;
	vec3 tmp40;
	vec3 tmp43;
	vec3 tmp46;
	float tmp49;
	vec4 tmp50;
	vec3 tmp51;
	vec3 tmp55;
	vec3 tmp59;
	vec3 tmp61;
	float tmp64;
	vec4 tmp65;
	vec3 tmp66;
	vec4 tmp68;
	float tmp69;
	vec3 tmp74;
	vec3 tmp75;
	vec3 tmp76;
	vec3 tmp78;
	float tmp79;
	float tmp80;
	float tmp83;
	float tmp85;
	float tmp89;
	vec4 tmp92;
	vec3 tmp95;
	float tmp96;
	vec4 tmp99;
	float tmp100;
	float tmp102;
	float tmp105;
	vec4 tmp109;
	vec4 tmp113;
	float tmp120;
	vec3 tmp124;
	vec4 tmp127;
	vec3 tmp129;
	float tmp130;
	float tmp131;
	float tmp134;
	float tmp138;
	vec4 tmp141;
	vec3 tmp144;
	float tmp145;
	vec4 tmp148;
	float tmp149;
	float tmp151;
	float tmp154;
	vec4 tmp158;
	vec4 tmp162;
	float tmp167;
	float tmp172;
	vec3 tmp176;
	vec4 tmp179;
	vec3 tmp182;
	float tmp183;
	float tmp184;
	float tmp187;
	float tmp190;
	float tmp195;
	float tmp197;
	float tmp200;
	float tmp204;
	float tmp210;
	float tmp214;
	vec4 tmp218;
	vec3 tmp221;
	float tmp222;
	float tmp223;
	float tmp226;
	float tmp229;
	float tmp234;
	float tmp236;
	float tmp239;
	float tmp243;
	float tmp249;
	float tmp253;
	vec4 tmp257;
	vec4 tmp260;
	vec4 tmp263;
	float tmp269;
	vec4 tmp273;
	vec4 tmp275;

	shade_norm(varnormal, tmp2);
	shade_view(varposition, tmp4);
	texco_uv(var0, tmp6);
	mtex_mapping_size(tmp6, cons8, tmp9);
	mtex_mapping_ofs(tmp9, cons11, tmp12);
	mtex_image(tmp12, samp0, tmp15, tmp16, tmp17);
	set_rgba(tmp16, tmp19);
	set_value_one(tmp20);
	mtex_rgb_blend(cons21, tmp19.rgb, tmp20, cons24, tmp25);
	math_multiply(cons26, cons27, tmp28);
	mtex_rgbtoint(tmp16, tmp30);
	mtex_value_blend(cons31, cons32, tmp30, tmp28, cons35, tmp36);
	mtex_value_clamp_positive(tmp36, tmp38);
	texco_uv(var0, tmp40);
	mtex_mapping_size(tmp40, cons42, tmp43);
	mtex_mapping_ofs(tmp43, cons45, tmp46);
	mtex_image(tmp46, samp1, tmp49, tmp50, tmp51);
	mtex_nspace_tangent(var1, tmp2, tmp51, tmp55);
	mtex_blend_normal(cons56, tmp2, tmp55, tmp59);
	texco_uv(var2, tmp61);
	mtex_image(tmp61, samp2, tmp64, tmp65, tmp66);
	set_rgba(tmp65, tmp68);
	set_value_one(tmp69);
	mtex_rgb_mul(tmp25, tmp68.rgb, tmp69, cons73, tmp74);
	set_rgb_zero(tmp75);
	set_rgb_zero(tmp76);
	lamp_visibility_sun_hemi(unf77, tmp78, tmp79, tmp80);
	shade_inp(tmp59, tmp78, tmp83);
	shade_is_hemi(tmp83, tmp85);
	shade_visifac(tmp85, tmp80, cons88, tmp89);
	shade_mul_value(tmp89, unf91, tmp92);
	vec_math_dot(tmp4, tmp59, tmp95, tmp96);
	valtorgb(tmp96, samp3, tmp99, tmp100);
	mtex_alpha_from_col(tmp99, tmp102);
	math_multiply(tmp102, cons104, tmp105);
	mix_screen(tmp105, vec4(tmp74, 1.0), tmp99, tmp109);
	shade_madd(vec4(tmp75, 1.0), tmp92, tmp109, tmp113);
	shade_hemi_spec(tmp59, tmp78, tmp4, cons117, cons118, tmp80, tmp120);
	shade_add_spec(tmp120, unf122, cons123, tmp124);
	shade_add(vec4(tmp76, 1.0), vec4(tmp124, 1.0), tmp127);
	lamp_visibility_sun_hemi(unf128, tmp129, tmp130, tmp131);
	shade_inp(tmp59, tmp129, tmp134);
	shade_visifac(tmp134, tmp131, cons137, tmp138);
	shade_mul_value(tmp138, unf140, tmp141);
	vec_math_dot(tmp4, tmp59, tmp144, tmp145);
	valtorgb(tmp145, samp4, tmp148, tmp149);
	mtex_alpha_from_col(tmp148, tmp151);
	math_multiply(tmp151, cons153, tmp154);
	mix_screen(tmp154, vec4(tmp74, 1.0), tmp148, tmp158);
	shade_madd(tmp113, tmp141, tmp158, tmp162);
	shade_cooktorr_spec(tmp59, tmp129, tmp4, cons166, tmp167);
	shade_spec_t(cons168, tmp38, tmp131, tmp167, tmp172);
	shade_add_spec(tmp172, unf174, cons175, tmp176);
	shade_add(tmp127, vec4(tmp176, 1.0), tmp179);
	lamp_visibility_other(varposition, unf181, tmp182, tmp183, tmp184);
	lamp_falloff_invlinear(cons185, tmp183, tmp187);
	lamp_visibility_spot_circle(unf188, tmp182, tmp190);
	lamp_visibility_spot(cons191, cons192, tmp190, tmp187, tmp195);
	lamp_visibility_clamp(tmp195, tmp197);
	shade_inp(tmp59, tmp182, tmp200);
	shade_visifac(tmp200, tmp197, cons203, tmp204);
	test_shadowbuf(varposition, samp5, unf207, cons208, tmp200, tmp210);
	shade_only_shadow(tmp204, tmp210, unf213, tmp214);
	shade_only_shadow_diffuse(tmp214, tmp74, tmp162, tmp218);
	lamp_visibility_other(varposition, unf220, tmp221, tmp222, tmp223);
	lamp_falloff_invlinear(cons224, tmp222, tmp226);
	lamp_visibility_spot_circle(unf227, tmp221, tmp229);
	lamp_visibility_spot(cons230, cons231, tmp229, tmp226, tmp234);
	lamp_visibility_clamp(tmp234, tmp236);
	shade_inp(tmp59, tmp221, tmp239);
	shade_visifac(tmp239, tmp236, cons242, tmp243);
	test_shadowbuf(varposition, samp6, unf246, cons247, tmp239, tmp249);
	shade_only_shadow(tmp243, tmp249, unf252, tmp253);
	shade_only_shadow_diffuse(tmp253, tmp74, tmp218, tmp257);
	shade_add(tmp257, tmp179, tmp260);
	mtex_alpha_to_col(tmp260, cons262, tmp263);
	shade_mist_factor(varposition, cons265, cons266, cons267, cons268, tmp269);
	mix_blend(tmp269, tmp263, cons272, tmp273);
	shade_alpha_opaque(tmp273, tmp275);

	gl_FragColor = tmp275;
}

[vertex shader]
attribute vec2 att0;
varying vec2 var0;
attribute vec3 att1;
varying vec3 var1;
attribute vec2 att2;
varying vec2 var2;


varying vec3 varposition;
varying vec3 varnormal;

void main()
{
	vec4 co = gl_ModelViewMatrix * gl_Vertex;

	varposition = co.xyz;
	varnormal = gl_NormalMatrix * gl_Normal;
	gl_Position = gl_ProjectionMatrix * co;

	var0 = att0;
	var1 = gl_NormalMatrix * att1;
	var2 = att2;
}