diff --git a/qglview/glprimitives.h b/qglview/glprimitives.h
index a830c62..f0128d1 100644
--- a/qglview/glprimitives.h
+++ b/qglview/glprimitives.h
@@ -39,6 +39,10 @@ class GLPrimitiveLine: public GLObjectBase
 public:
 	GLPrimitiveLine(QVector3D p0_ = QVector3D(), QVector3D p1_ = QVector3D()) {p0 = p0_; p1 = p1_;}
 	virtual void draw(bool simplest = false);
+	QVector3D point0() const {return p0;}
+	QVector3D point1() const {return p1;}
+	void setPoint0(const QVector3D & p) {p0 = p;}
+	void setPoint1(const QVector3D & p) {p1 = p;}
 private:
 	QVector3D p0, p1;
 };
diff --git a/qglview/shaders/FXAA.frag b/qglview/shaders/FXAA.frag
new file mode 100644
index 0000000..25082d4
--- /dev/null
+++ b/qglview/shaders/FXAA.frag
@@ -0,0 +1,230 @@
+#version 130
+
+in vec4 posPos;
+
+uniform sampler2D tex0; // 0
+//uniform float vx_offset;
+uniform vec2 dt;
+uniform float FXAA_SPAN_MAX = 8.;
+uniform float FXAA_REDUCE_MUL = 1. / 8.;
+
+#define FxaaInt2 ivec2
+//#define vec2 vec2
+
+vec3 FxaaPixelShader(vec4 posPos, // Output of FxaaVertexShader interpolated across screen.
+					sampler2D tex, // Input texture.
+					vec2 rcpFrame) { // Constant {1.0/frameWidth, 1.0/frameHeight}.
+/*---------------------------------------------------------*/
+//	#define FXAA_REDUCE_MIN   (1. / 128.)
+	#define FXAA_REDUCE_MIN   (1. / 128.)
+	//#define FXAA_REDUCE_MUL   (1.0/8.0)
+	//#define FXAA_SPAN_MAX     8.0
+/*---------------------------------------------------------*/
+	vec3 rgbNW = texture2D(tex, posPos.zw).xyz;
+	vec3 rgbNE = textureOffset(tex, posPos.zw, ivec2(1, 0)).xyz;
+	vec3 rgbSW = textureOffset(tex, posPos.zw, ivec2(0, 1)).xyz;
+	vec3 rgbSE = textureOffset(tex, posPos.zw, ivec2(1, 1)).xyz;
+	vec3 rgbM  = texture2D(tex, posPos.xy).xyz;
+/*---------------------------------------------------------*/
+	vec3 luma = vec3(0.299, 0.587, 0.114);
+	float lumaNW = dot(rgbNW, luma);
+	float lumaNE = dot(rgbNE, luma);
+	float lumaSW = dot(rgbSW, luma);
+	float lumaSE = dot(rgbSE, luma);
+	float lumaM  = dot(rgbM,  luma);
+/*---------------------------------------------------------*/
+	float lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));
+	float lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));
+/*---------------------------------------------------------*/
+	vec2 dir;
+	dir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));
+	dir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));
+/*---------------------------------------------------------*/
+	float dirReduce = max(
+		(lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL),
+		FXAA_REDUCE_MIN);
+	float rcpDirMin = 1. / (min(abs(dir.x), abs(dir.y)) + dirReduce);
+	dir = min(vec2( FXAA_SPAN_MAX,  FXAA_SPAN_MAX),
+		max(vec2(-FXAA_SPAN_MAX, -FXAA_SPAN_MAX),
+		dir * rcpDirMin)) * rcpFrame.xy;
+/*--------------------------------------------------------*/
+	vec3 rgbA = (1. / 2.) * (
+		texture2D(tex, posPos.xy + dir * (1. / 3. - 0.5)).xyz +
+		texture2D(tex, posPos.xy + dir * (2. / 3. - 0.5)).xyz);
+	vec3 rgbB = rgbA * (1. / 2.) + (1. / 4.) * (
+		texture2D(tex, posPos.xy + dir * (0. / 3. - 0.5)).xyz +
+		texture2D(tex, posPos.xy + dir * (3. / 3. - 0.5)).xyz);
+	float lumaB = dot(rgbB, luma);
+	if ((lumaB < lumaMin) || (lumaB > lumaMax)) return rgbA;
+	return rgbB;
+}
+
+
+vec3 Fxaa3PixelShader (
+	// {xy} = center of pixel
+	vec4 pos,
+	// {xyzw} = not used on FXAA3 Quality
+	//vec4 posPos,
+	// {rgb_} = color in linear or perceptual color space
+	// {__a} = luma in perceptual color space (not linear)
+	sampler2D tex,
+	// This must be from a constant/uniform.
+	// {x_} = 1.0/screenWidthInPixels
+	// {_y} = 1.0/screenHeightInPixels
+	vec2 rcpFrame
+	// {xyzw} = not used on FXAA3 Quality
+	//vec4 rcpFrameOpt
+) {
+/*--------------------------------------------------------------------------*/
+	//#if (FXAA_GATHER4_ALPHA == 1)
+		/*vec4 luma4A = FxaaTexOffAlpha4(tex, pos.xy, FxaaInt2(-1, -1), rcpFrame.xy);
+		#if (FXAA_DISCARD == 0)
+			vec4 rgbyM = texture2D(tex, pos.xy);
+		#endif
+		vec4 luma4B = FxaaTexAlpha4(tex, pos.xy, rcpFrame.xy);
+		float lumaNE = textureOffset(tex, pos.xy, ivec(1, -1)).w;
+		float lumaSW = textureOffset(tex, pos.xy, ivec(-1, 1)).w;
+		float lumaNW = luma4A.w;
+		float lumaN  = luma4A.z;
+		float lumaW  = luma4A.x;
+		float lumaM  = luma4A.y;
+		float lumaE  = luma4B.z;
+		float lumaS  = luma4B.x;
+		float lumaSE = luma4B.y;*/
+	//#else
+		vec3 luma = vec3(0.299, 0.587, 0.114);
+		float lumaN = dot(textureLodOffset(tex, pos.xy, 0., ivec2(0, -1)).rgb, luma);
+		float lumaW = dot(textureLodOffset(tex, pos.xy, 0., ivec2(-1, 0)).rgb, luma);
+		vec4 rgbyM = texture2D(tex, pos.xy);
+		float lumaE = dot(textureLodOffset(tex, pos.xy, 0., ivec2( 1, 0)).rgb, luma);
+		float lumaS = dot(textureLodOffset(tex, pos.xy, 0., ivec2( 0, 1)).rgb, luma);
+		float lumaM = dot(rgbyM.rgb, luma);
+	//#endif
+/*--------------------------------------------------------------------------*/
+	float rangeMin = min(lumaM, min(min(lumaN, lumaW), min(lumaS, lumaE)));
+	float rangeMax = max(lumaM, max(max(lumaN, lumaW), max(lumaS, lumaE)));
+	float range = rangeMax - rangeMin;
+	//return vec4(range);
+/*--------------------------------------------------------------------------*/
+	#define FXAA_QUALITY_EDGE_THRESHOLD_MIN (1.0/12.0)
+	#define FXAA_QUALITY_EDGE_THRESHOLD (1.0/6.0)
+	if(range < max(FXAA_QUALITY_EDGE_THRESHOLD_MIN, rangeMax * FXAA_QUALITY_EDGE_THRESHOLD))
+		/*#if (FXAA_DISCARD == 1)
+			FxaaDiscard;
+		#else*/
+			return rgbyM.rgb;
+			//return vec3(0);
+		//#endif
+/*--------------------------------------------------------------------------*/
+	//#if (FXAA_GATHER4_ALPHA == 0)
+		float lumaNW = dot(textureLodOffset(tex, pos.xy, 0., ivec2(-1,-1)).rgb, luma);
+		float lumaNE = dot(textureLodOffset(tex, pos.xy, 0., ivec2( 1,-1)).rgb, luma);
+		float lumaSW = dot(textureLodOffset(tex, pos.xy, 0., ivec2(-1, 1)).rgb, luma);
+		float lumaSE = dot(textureLodOffset(tex, pos.xy, 0., ivec2( 1, 1)).rgb, luma);
+	//#endif
+/*--------------------------------------------------------------------------*/
+	#define FXAA_QUALITY_SUBPIX_CAP (3.0/4.0)
+	//#define FXAA_QUALITY_SUBPIX_CAP 0
+	#define FXAA_QUALITY_SUBPIX_TRIM (1.0/4.0)
+	#define FXAA_QUALITY_SUBPIX_TRIM_SCALE  (1.0/(1.0 - FXAA_QUALITY_SUBPIX_TRIM))
+/*--------------------------------------------------------------------------*/
+	float lumaL = (lumaN + lumaW + lumaE + lumaS) * 0.25;
+	float rangeL = abs(lumaL - lumaM);
+	float blendL = clamp((rangeL / range) - FXAA_QUALITY_SUBPIX_TRIM, 0., 1.) * FXAA_QUALITY_SUBPIX_TRIM_SCALE;
+	blendL = min(FXAA_QUALITY_SUBPIX_CAP, blendL);
+/*--------------------------------------------------------------------------*/
+	float edgeVert =
+			abs(lumaNW + (-2.0 * lumaN) + lumaNE) +
+		10.0 * abs(lumaW  + (-2.0 * lumaM) + lumaE ) +
+			abs(lumaSW + (-2.0 * lumaS) + lumaSE);
+	float edgeHorz =
+			abs(lumaNW + (-2.0 * lumaW) + lumaSW) +
+		10.0 * abs(lumaN  + (-2.0 * lumaM) + lumaS ) +
+			abs(lumaNE + (-2.0 * lumaE) + lumaSE);
+	//return vec3(edgeHorz);
+	//float edgeVert = abs(lumaS - lumaN);
+	//float edgeHorz = abs(lumaE - lumaW);
+	bool horzSpan = edgeHorz >= edgeVert;
+/*--------------------------------------------------------------------------*/
+	float lengthSign = horzSpan ? -rcpFrame.y : -rcpFrame.x;
+	//if (edgeHorz == edgeVert) ;//lengthSign = 0.;
+	if(!horzSpan) {
+		lumaN = lumaW;
+		lumaS = lumaE;
+	}
+	float gradientN = abs(lumaN - lumaM);
+	float gradientS = abs(lumaS - lumaM);
+	lumaN = (lumaN + lumaM) * 0.5;
+	lumaS = (lumaS + lumaM) * 0.5;
+/*--------------------------------------------------------------------------*/
+	bool pairN = gradientN >= gradientS;
+	if(!pairN) {
+		lumaN = lumaS;
+		gradientN = gradientS;
+		lengthSign = -lengthSign;
+	}
+	vec2 posN;
+	posN = pos.xy + (horzSpan ? vec2(0.0, lengthSign * 0.5) : vec2(lengthSign * 0.5, 0.0));
+	//posN.x = pos.x + (horzSpan ? 0.0 : lengthSign * 0.5);
+	//posN.y = pos.y + (horzSpan ? lengthSign * 0.5 : 0.0);
+/*--------------------------------------------------------------------------*/
+	#define FXAA_SEARCH_STEPS     8
+	#define FXAA_SEARCH_THRESHOLD (1.0/8.0)
+/*--------------------------------------------------------------------------*/
+	gradientN *= FXAA_SEARCH_THRESHOLD;
+/*--------------------------------------------------------------------------*/
+	vec2 posP = posN;
+	vec2 offNP = horzSpan ? vec2(rcpFrame.x, 0.0) : vec2(0.0, rcpFrame.y);
+	float lumaEndN = 0.;
+	float lumaEndP = 0.;
+	bool doneN = false;
+	bool doneP = false;
+	posN += offNP * (-1.5);
+	posP += offNP * ( 1.5);
+	for(int i = 0; i < FXAA_SEARCH_STEPS; i++) {
+		lumaEndN = dot(texture2DLod(tex, posN.xy, 0.).rgb, luma);
+		lumaEndP = dot(texture2DLod(tex, posP.xy, 0.).rgb, luma);
+		bool doneN2 = abs(lumaEndN - lumaN) >= gradientN;
+		bool doneP2 = abs(lumaEndP - lumaN) >= gradientN;
+		if(doneN2 && !doneN) posN += offNP;
+		if(doneP2 && !doneP) posP -= offNP;
+		if(doneN2 && doneP2) break;
+		doneN = doneN2;
+		doneP = doneP2;
+		if(!doneN) posN -= offNP * 2.0;
+		if(!doneP) posP += offNP * 2.0;
+	}
+/*--------------------------------------------------------------------------*/
+	float dstN = horzSpan ? pos.x - posN.x : pos.y - posN.y;
+	float dstP = horzSpan ? posP.x - pos.x : posP.y - pos.y;
+/*--------------------------------------------------------------------------*/
+	bool directionN = dstN < dstP;
+	lumaEndN = directionN ? lumaEndN : lumaEndP;
+/*--------------------------------------------------------------------------*/
+	if(((lumaM - lumaN) < 0.0) == ((lumaEndN - lumaN) < 0.0))
+		lengthSign = 0.0;
+/*--------------------------------------------------------------------------*/
+	float spanLength = (dstP + dstN);
+	dstN = directionN ? dstN : dstP;
+	float subPixelOffset = 0.5 + (dstN * (-1.0/spanLength));
+	subPixelOffset += blendL * (1.0/8.0);
+	subPixelOffset *= lengthSign;
+	vec3 rgbF = texture2DLod(tex, pos.xy + (horzSpan ? vec2(0., subPixelOffset) : vec2(subPixelOffset, 0.)), 0.).xyz;
+/*--------------------------------------------------------------------------*/
+	/*#if (FXAA_LINEAR == 1)
+		lumaL *= lumaL;
+	#endif*/
+	float lumaF = dot(rgbF, vec3(0.299, 0.587, 0.114)) + (1.0/(65536.0*256.0));
+	float lumaB = mix(lumaF, lumaL, blendL);
+	float scale = min(4.0, lumaB/lumaF);
+	rgbF *= scale;
+	return vec3(rgbF);//, lumaM.rgb);
+	//, lumaM.rgb);
+}
+
+
+void main() {
+	gl_FragColor.rgb = Fxaa3PixelShader(posPos, tex0, dt);
+}
+
+
diff --git a/qglview/shaders/FXAA.vert b/qglview/shaders/FXAA.vert
new file mode 100644
index 0000000..d02e1b6
--- /dev/null
+++ b/qglview/shaders/FXAA.vert
@@ -0,0 +1,13 @@
+#version 130
+
+out vec4 posPos;
+
+uniform float FXAA_SUBPIX_SHIFT = 1. / 4.;
+uniform vec2 dt;
+
+void main(void) {
+	posPos.xy = gl_MultiTexCoord0.xy;
+	posPos.zw = gl_MultiTexCoord0.xy - (dt * (0.5 + FXAA_SUBPIX_SHIFT));
+	gl_TexCoord[0] = gl_MultiTexCoord0;
+	gl_Position = ftransform();
+}
diff --git a/qglview/shaders/bloom_0.frag b/qglview/shaders/bloom_0.frag
new file mode 100644
index 0000000..15714e1
--- /dev/null
+++ b/qglview/shaders/bloom_0.frag
@@ -0,0 +1,8 @@
+#version 120
+
+uniform sampler2D t0;
+uniform float clum;
+
+void main(void) {
+	gl_FragColor = max((texture2D(t0, gl_TexCoord[0].xy) / clum - 0.8) * 5., vec4(0.));
+}
diff --git a/qglview/shaders/bloom_1.frag b/qglview/shaders/bloom_1.frag
new file mode 100644
index 0000000..17fa461
--- /dev/null
+++ b/qglview/shaders/bloom_1.frag
@@ -0,0 +1,30 @@
+#version 130
+
+uniform sampler2D t0;
+uniform vec2 vsize;
+
+void main(void) {
+	vec2 tc = gl_TexCoord[0].xy, dt = 2. / vsize, dt2 = dt + dt;
+	gl_FragColor = (texture2D(t0, tc) * 3. +
+					textureOffset(t0, tc, ivec2(1, 0)) * 2. +
+					textureOffset(t0, tc, ivec2(0, 1)) * 2. +
+					textureOffset(t0, tc, ivec2(-1, 0)) * 2. +
+					textureOffset(t0, tc, ivec2(0, -1)) * 2. +
+					textureOffset(t0, tc, ivec2(1, 1)) * 1.5 +
+					textureOffset(t0, tc, ivec2(1, -1)) * 1.5 +
+					textureOffset(t0, tc, ivec2(-1, -1)) * 1.5 +
+					textureOffset(t0, tc, ivec2(-1, 1)) * 1.5 +
+					textureOffset(t0, tc, ivec2(2, 0)) +
+					textureOffset(t0, tc, ivec2(0, 2)) +
+					textureOffset(t0, tc, ivec2(-2, 0)) +
+					textureOffset(t0, tc, ivec2(0, -2)) +
+					textureOffset(t0, tc, ivec2(2, 1)) +
+					textureOffset(t0, tc, ivec2(2, -1)) +
+					textureOffset(t0, tc, ivec2(-2, -1)) +
+					textureOffset(t0, tc, ivec2(-2, 1)) +
+					textureOffset(t0, tc, ivec2(1, 2)) +
+					textureOffset(t0, tc, ivec2(1, -2)) +
+					textureOffset(t0, tc, ivec2(-1, -2)) +
+					textureOffset(t0, tc, ivec2(-1, 2))) / 29.;
+	//gl_FragColor = texture2D(t0, tc);
+}
diff --git a/qglview/shaders/dsl_pass_0.frag b/qglview/shaders/dsl_pass_0.frag
new file mode 100644
index 0000000..70c31d1
--- /dev/null
+++ b/qglview/shaders/dsl_pass_0.frag
@@ -0,0 +1,52 @@
+#version 130
+
+in vec3 src_normal, normal, et;
+in vec4 pos, col;
+in float fogCoord;
+
+uniform int light_model;
+uniform sampler2D t0, t1, t2, t3;
+uniform float bump_scale, height_scale;
+uniform bool acc_fog, has_diffuse, has_bump, has_height;
+uniform vec2 dt;
+
+const vec3 luma = vec3(0.299, 0.587, 0.114);
+
+void main(void) {
+	vec4 dc = col;
+	vec2 tc = gl_TexCoord[0].xy;
+	float hei = 0.;
+	if (has_height) hei = dot(texture2D(t2, gl_TexCoord[0].xy).rgb, luma) * height_scale;
+	if (acc_fog) dc.xyz = mix(dc.rgb, gl_Fog.color.rgb, fogCoord);
+
+	vec3 n;
+	if (has_bump) n = normalize(normal - (texture2D(t1, gl_TexCoord[0].xy).rgb - vec3(0.5, 0.5, 1.)) * bump_scale);
+	else n = normalize(normal);
+
+	if (has_diffuse) {
+
+		/*vec2 dpm = normalize(gl_FragCoord.xy * dt * 2. - vec2(1., 1.)), ntc;
+		ntc = gl_FragCoord.xy * dt * 2. - vec2(1., 1.) + dpm * hei;
+		dpm = gl_ModelViewProjectionMatrixInverse
+		dpm = dpm * gl_ModelViewProjectionMatrixInverse;
+		dpm += */
+		tc += 1-et.xy * hei/10;// / et.z;
+		dc *= texture2D(t0, tc);
+	}
+
+	gl_FragData[0] = vec4(dc.rgb, pos.w);
+	gl_FragData[1] = vec4(n.xyz / 2. + vec3(0.5), gl_FrontMaterial.shininess);
+	gl_FragData[2] = vec4(gl_FrontMaterial.specular.rgb, hei);
+	//gl_FragData[0] = vec4(et.xyz, pos.w);
+	//gl_FragDepth = gl_FragCoord.z - clamp(hei / pos.z / pos.z / (abs(n.z) + 1), -0.01, 0.01);
+	/*vec4 dp = pos;
+	dp.x = floor(dp.w / 255.) / 255.;
+	dp.w -= dp.x * 65025;
+	dp.y = floor(dp.w) / 255.;
+	dp.w -= dp.y * 255.;
+	dp.z = fract(dp.w);*/
+	//dp.x = dp.w;
+	//dp.w = (gl_FrontMaterial.specular.r + gl_FrontMaterial.specular.g + gl_FrontMaterial.specular.b) / 3. / 25.5;
+	//gl_FragData[2] = dp;
+	//gl_FragData[3] = vec4(light_model / 255., 0, 0, 0);
+}
diff --git a/qglview/shaders/dsl_pass_0.geom b/qglview/shaders/dsl_pass_0.geom
new file mode 100644
index 0000000..c64f70f
--- /dev/null
+++ b/qglview/shaders/dsl_pass_0.geom
@@ -0,0 +1,14 @@
+#version 130
+
+layout(triangles, invocations = 1) in;
+
+in vec3 normal[];
+out vec3 tangent[];
+
+void main() {
+	for (int i = 0; i < gl_in.length(); i++ ) {
+		gl_Position = gl_in[i].gl_Position;
+		EmitVertex();
+	}
+	EndPrimitive();
+}
diff --git a/qglview/shaders/dsl_pass_0.vert b/qglview/shaders/dsl_pass_0.vert
new file mode 100644
index 0000000..b22f104
--- /dev/null
+++ b/qglview/shaders/dsl_pass_0.vert
@@ -0,0 +1,42 @@
+#version 130
+
+out vec3 src_normal, normal, et;
+out vec4 pos, col;
+out float fogCoord, fs_gid;
+
+uniform bool acc_fog;
+uniform vec2 dt;
+uniform vec3 eye;
+
+void main(void) {
+	normal = (gl_NormalMatrix * gl_Normal);
+
+	pos.xyz = vec3(gl_ModelViewMatrix * gl_Vertex);
+	col = gl_Color;
+	if (acc_fog) {
+		fogCoord = (gl_Fog.end - length(pos.xyz) * 0.85) / (gl_Fog.end - gl_Fog.start);
+		fogCoord = 1. - clamp(fogCoord, 0., 1.);
+	}
+	gl_TexCoord[0] = gl_MultiTexCoord0;
+	gl_TexCoord[1] = gl_MultiTexCoord1;
+	gl_Position = ftransform();
+	src_normal = normalize(/*gl_NormalMatrix * */vec3(pos.xy * dt * 2., 0));
+	//pos = gl_Position;
+
+	vec3 v = normalize(-pos.xyz);         // vector to the eye
+
+	/*vec3 t = gl_NormalMatrix * vec3(1., 0., 0.);
+	vec3 b = gl_NormalMatrix * vec3(0., 1., 0.);
+	et = vec3(dot(v, t), dot(v, b), dot(v, normal));*/
+
+	vec3 t = normalize(gl_NormalMatrix * vec3(gl_MultiTexCoord0.yx, 1));
+	vec3 b = cross(normal, t);
+
+	mat3 tbnMatrix = mat3(t.x, b.x, normal.x,
+						t.y, b.y, normal.y,
+						t.z, b.z, normal.z);
+	et = tbnMatrix * v;
+
+
+	pos.w = gl_Position.w;
+}
diff --git a/qglview/shaders/dsl_pass_1.frag b/qglview/shaders/dsl_pass_1.frag
new file mode 100644
index 0000000..30f5f67
--- /dev/null
+++ b/qglview/shaders/dsl_pass_1.frag
@@ -0,0 +1,94 @@
+#version 130
+//#extension GL_EXT_gpu_shader4 : enable
+
+uniform vec3 ambient;
+
+uniform sampler2D t0, t1, t2, tb;
+uniform int gid, lightsCount;
+uniform bool firstPass;
+uniform vec2 dt;
+uniform vec4 back_color;
+//uniform vec3 eye;
+//uniform vec4 lpos[8];
+uniform mat4 mat;
+//uniform float zNear, zFar;
+
+float light_diffuse(int model, vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {return max(0., dot(l, n));}
+float light_specular(int model, vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {return max(0., pow(dot(n, h), shininess));}
+
+vec4 pos, lpos;
+vec3 li, si, ldir, halfV;
+float sh, dist, NdotL, spot, ldist;
+
+void calcLight(in int index, in vec3 n, in vec3 v, in vec4 v2) {
+	lpos = gl_LightSource[index].position;
+	ldir = lpos.xyz - (pos.xyz * lpos.w);
+	ldist = length(ldir);
+	ldir = normalize(ldir);
+	NdotL = max(dot(n, ldir), 0.);
+	spot = step(0., NdotL);
+	if (NdotL > 0.) {
+		if (gl_LightSource[index].spotCutoff < 180.) {
+			spot = max(dot(-ldir, gl_LightSource[index].spotDirection.xyz), 0.);
+			spot *= step(gl_LightSource[index].spotCosCutoff, spot);
+			spot = pow(spot, (gl_LightSource[index].spotExponent + 0.001));
+		}
+		halfV = normalize(ldir + v);
+		//i += gl_LightSource[i].diffuse.rgb * NdotL;
+		//si += gl_LightSource[i].specular.rgb * pow(max(dot(n, halfV), 0.), sh);
+		spot /= (gl_LightSource[index].constantAttenuation + ldist * (gl_LightSource[index].linearAttenuation + ldist * gl_LightSource[index].quadraticAttenuation));
+		li += spot * gl_LightSource[index].diffuse.rgb * light_diffuse(0, ldir, n, halfV, v, sh);
+		si += spot * gl_LightSource[index].specular.rgb * v2.rgb * light_specular(0, ldir, n, halfV, v, sh);
+	}
+	//li = vec3(gl_LightSource[index].spotExponent);
+	//si = vec3(0);
+}
+
+void main(void) {
+	//if (d == 1.) discard;
+	vec4 v0 = texture2D(t0, gl_TexCoord[0].xy);
+	if (v0.w == 0.) {
+		gl_FragColor = back_color;
+		return;
+	}
+	vec4 v1 = texture2D(t1, gl_TexCoord[0].xy), v2 = texture2D(t2, gl_TexCoord[0].xy);//, v3 = texture2D(t3, gl_TexCoord[0].xy);
+	vec2 sp = gl_FragCoord.xy * dt * 2 - vec2(1, 1);
+	vec3 dc = v0.rgb, n = v1.xyz * 2. - vec3(1.);
+	float height = v2.w;
+	li = gl_LightModel.ambient.rgb;
+	si = vec3(0.);
+
+	pos = vec4(sp, 0, 1.) * mat;
+	pos *= v0.w;
+	pos.rgb += n * height;
+	vec3 v = normalize(-pos.xyz);
+	sh = v1.w;
+	//int light_model = int(v3.r * 255. + 0.5);
+	//li = ambient;
+	if (lightsCount > 0) {
+		calcLight(0, n, v, v2);
+		if (lightsCount > 1) {
+			calcLight(1, n, v, v2);
+			if (lightsCount > 2) {
+				calcLight(2, n, v, v2);
+				if (lightsCount > 3) {
+					calcLight(3, n, v, v2);
+					if (lightsCount > 4) {
+						calcLight(4, n, v, v2);
+						if (lightsCount > 5) {
+							calcLight(5, n, v, v2);
+							if (lightsCount > 6) {
+								calcLight(6, n, v, v2);
+								if (lightsCount > 7) {
+									calcLight(7, n, v, v2);
+								}
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+	gl_FragColor.rgb = li * dc + si + texture2D(tb, gl_TexCoord[0].xy).rgb;
+	//gl_FragColor.rgb = v0.rgb;
+}
diff --git a/qglview/shaders/dsl_pass_1.vert b/qglview/shaders/dsl_pass_1.vert
new file mode 100644
index 0000000..f2eecdc
--- /dev/null
+++ b/qglview/shaders/dsl_pass_1.vert
@@ -0,0 +1,6 @@
+#version 130
+
+void main(void) {
+	gl_TexCoord[0] = gl_MultiTexCoord0;
+	gl_Position = ftransform();
+}
diff --git a/qglview/shaders/dsl_pass_2.frag b/qglview/shaders/dsl_pass_2.frag
new file mode 100644
index 0000000..05bd70c
--- /dev/null
+++ b/qglview/shaders/dsl_pass_2.frag
@@ -0,0 +1,13 @@
+#version 120
+
+uniform sampler2D t0, depth;
+uniform vec3 backColor;
+
+void main(void) {
+	//gl_FragColor.rgb=vec3(1,1,1);
+	if (texture2D(depth, gl_TexCoord[0].xy).x == 1.) {
+		gl_FragColor.rgb = backColor;
+		return;
+	}
+	gl_FragColor.rgb = texture2D(t0, gl_TexCoord[0].xy).rgb;
+}
diff --git a/qglview/shaders/dsl_pass_2.vert b/qglview/shaders/dsl_pass_2.vert
new file mode 100644
index 0000000..a48fac9
--- /dev/null
+++ b/qglview/shaders/dsl_pass_2.vert
@@ -0,0 +1,6 @@
+#version 120
+
+void main(void) {
+	gl_TexCoord[0] = gl_MultiTexCoord0;
+	gl_Position = ftransform();
+}
diff --git a/qglview/shaders/hdr_scale_0.frag b/qglview/shaders/hdr_scale_0.frag
new file mode 100644
index 0000000..9518aed
--- /dev/null
+++ b/qglview/shaders/hdr_scale_0.frag
@@ -0,0 +1,13 @@
+#version 130
+
+uniform sampler2D t0;
+uniform vec2 vsize;
+
+const vec3 luma = vec3(0.299, 0.587, 0.114);
+
+void main(void) {
+	vec2 tc = gl_TexCoord[0].xy;//, dt = 1. / vsize;
+	vec3 dc0 = texture2D(t0, tc).rgb, dc1 = textureOffset(t0, tc, ivec2(1, 0)).rgb, dc2 = textureOffset(t0, tc, ivec2(0, 1)).rgb, dc3 = textureOffset(t0, tc, ivec2(1, 1)).rgb;
+	float l0 = dot(dc0, luma), l1 = dot(dc1, luma), l2 = dot(dc2, luma), l3 = dot(dc3, luma);
+	gl_FragColor.rgb = vec3(max(max(max(l0, l1), l2), l3), min(min(min(l0, l1), l2), l3), (l0 + l1 + l2 + l3) / 4.);
+}
diff --git a/qglview/shaders/hdr_scale_1.frag b/qglview/shaders/hdr_scale_1.frag
new file mode 100644
index 0000000..833ee6d
--- /dev/null
+++ b/qglview/shaders/hdr_scale_1.frag
@@ -0,0 +1,10 @@
+#version 130
+
+uniform sampler2D t0;
+uniform vec2 vsize;
+
+void main(void) {
+	vec2 tc = gl_TexCoord[0].xy;//, dt = 1. / vsize;
+	vec3 dc0 = texture2D(t0, tc).rgb, dc1 = textureOffset(t0, tc, ivec2(1, 0)).rgb, dc2 = textureOffset(t0, tc, ivec2(0, 1)).rgb, dc3 = textureOffset(t0, tc, ivec2(1, 1)).rgb;
+	gl_FragColor.rgb = vec3(max(max(max(dc0.r, dc1.r), dc2.r), dc3.r), min(min(min(dc0.g, dc1.g), dc2.g), dc3.g), (dc0.b + dc1.b + dc2.b + dc3.b) / 4.);
+}
diff --git a/qglview/shaders/light_models.frag b/qglview/shaders/light_models.frag
new file mode 100644
index 0000000..57d787f
--- /dev/null
+++ b/qglview/shaders/light_models.frag
@@ -0,0 +1,161 @@
+#version 130
+
+const float e = 2.7182818284;
+const float pi = 3.1415926;
+
+
+float Phong_diffuse(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	return max(dot(n, l), 0.);
+}
+
+float Phong_specular(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	return pow(max(dot(n, h), 0.), shininess);
+}
+
+
+float Cook_Torrance_diffuse(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	return max(dot(n, l), 0.);
+}
+
+float Cook_Torrance_specular(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	float NdotL    = max( dot( n, l ), 0. );
+	float NdotV    = max( dot( n, v ), 0. );
+	float NdotH    = max( dot( n, h ), 1.e-7 );
+	float VdotH    = max( dot( v, h ), 0. );
+	float geometric = 2. * NdotH / VdotH;
+	geometric = min(1., geometric * min(NdotV, NdotL));
+	float r_sq = 1. / (shininess * shininess);
+	float NdotH_sq = NdotH * NdotH;
+	float NdotH_sq_r = 1. / (NdotH_sq * r_sq);
+	float roughness_exp = (NdotH_sq - 1.) * (NdotH_sq_r);
+	float roughness = exp(roughness_exp) * NdotH_sq_r / (4. * NdotH_sq);
+	float fresnel = 1. / (1. + NdotV);
+	return min(1., (fresnel * geometric * roughness) / (NdotV * NdotL + 1.e-7));
+}
+
+
+float Minnaert_diffuse(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+    return max(dot(n, l), 0.);
+}
+
+float Minnaert_specular(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	float k = shininess / 128.;
+	float d1 = pow(max(dot(n, l), 0.), 1. + k);
+	float d2 = pow(1. - dot(n, v), 1. - k);
+	return d1*d2;
+}
+
+
+float fresnel(float x, float kf) {
+	float	dx  = x - kf;
+	float	d1 = 1.0 - kf;
+	float	kf2 = kf * kf;
+
+	return (1.0 / (dx * dx) - 1.0 / kf2) / (1.0 / (d1 * d1) - 1.0 / kf2 );
+	//return 1.0;
+}
+
+float shadow(float x, float ks) {
+	float	dx  = x - ks;
+	float	d1 = 1.0 - ks;
+	float	ks2 = ks * ks;
+
+	//return (1.0 / (dx * dx) - 1.0 / ks2) / (1.0 / (d1 * d1) - 1.0 / ks2 );
+	return 1.0;
+}
+
+const	float	smooth_ = 0.5;
+const	float	transp = 0;
+const float	k  = 0.1;
+const float kf = 1.12;
+const float ks = 1.01;
+
+float Strauss_diffuse(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	vec3	h2 = reflect(l, n);
+	float	metal = shininess / 20.;
+	float 	nl = dot( n, l);
+	float 	nv = dot( n, v);
+	float	hv = dot( h2, v);
+	float	f  = fresnel( nl, kf );
+	float	s3 = smooth_ * smooth_ * smooth_;
+
+			// diffuse term
+	float	d    = ( 1.0 - metal * smooth_ );
+	float	Rd   = ( 1.0 - s3 ) * ( 1.0 - transp );
+	float	diff = nl * d * Rd;
+
+			// inputs into the specular term
+
+			// composite the final result, ensuring
+
+	return max(diff, 0.);
+}
+
+
+float Strauss_specular(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	vec3	h2 = reflect(l, n);
+	float	metal = shininess / 20.;
+	float 	nl = dot( n, l);
+	float 	nv = dot( n, v);
+	float	hv = dot( h2, v);
+	float	f  = fresnel( nl, kf );
+	float	s3 = smooth_ * smooth_ * smooth_;
+
+			// diffuse term
+	float	d    = ( 1.0 - metal * smooth_ );
+	float	Rd   = ( 1.0 - s3 ) * ( 1.0 - transp );
+	float	diff = nl * d * Rd;
+
+			// inputs into the specular term
+	float	r       = (1.0 - transp) - Rd;
+	float	j       = f * shadow ( nl, ks ) * shadow ( nv, ks );
+	float	refl = min ( 1.0, r + j * ( r + k ) );
+	float 	Cs      = 1. + metal * (1.0 - f);
+	float	spec    = Cs * refl;
+
+	spec *= pow ( -hv, 3.0 / (1.0 - smooth_) );
+
+			// composite the final result, ensuring
+
+	return max(spec, 0.);
+}
+
+uniform float a, b;
+
+float Oren_Nayar_diffuse(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	float nl    = dot ( n, l );
+	float nv    = dot ( n, v );
+	vec3  lProj = normalize ( l - n * nl );
+	vec3  vProj = normalize ( v - n * nv );
+	float cx    = max ( dot ( lProj, vProj ), 0.0 );
+
+	float cosAlpha = nl > nv ? nl : nv;
+	float cosBeta  = nl > nv ? nv : nl;
+	float dx       = sqrt ( ( 1.0 - cosAlpha * cosAlpha ) * ( 1.0 - cosBeta * cosBeta ) ) / cosBeta;
+
+	return max(0. , nl) * (a + b * cx * dx);
+    //return max(dot(n, l), 0.);
+}
+
+float Oren_Nayar_specular(vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	return pow(max(dot(n, h), 0.), shininess);
+}
+
+/*
+float light_diffuse(int model, vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	if (model == 0) return Phong_diffuse(l, n, h, v, shininess);
+	if (model == 1) return Cook_Torrance_diffuse(l, n, h, v, shininess);
+	if (model == 2) return Minnaert_diffuse(l, n, h, v, shininess);
+	if (model == 3) return Strauss_diffuse(l, n, h, v, shininess);
+	if (model == 4) return Oren_Nayar_diffuse(l, n, h, v, shininess);
+	return 0.;
+}
+
+float light_specular(int model, vec3 l, vec3 n, vec3 h, vec3 v, float shininess) {
+	if (model == 0) return Phong_specular(l, n, h, v, shininess);
+	if (model == 1) return Cook_Torrance_specular(l, n, h, v, shininess);
+	if (model == 2) return Minnaert_specular(l, n, h, v, shininess);
+	if (model == 3) return Strauss_specular(l, n, h, v, shininess);
+	if (model == 4) return Oren_Nayar_specular(l, n, h, v, shininess);
+	return 0.;
+}*/
diff --git a/qglview/shaders/post.frag b/qglview/shaders/post.frag
new file mode 100644
index 0000000..22e297e
--- /dev/null
+++ b/qglview/shaders/post.frag
@@ -0,0 +1,42 @@
+#version 130
+
+uniform sampler2D t0, t1;//, t2;
+uniform vec2 vsize;
+uniform float clum;
+uniform bool has_bloom;
+
+float unpackDepth(vec4 dv) {
+	return dot(dv.rgb, vec3(65025., 255., 1.));
+}
+
+void main(void) {
+	vec2 tc = gl_TexCoord[0].xy;//, dt = 2. / vsize, dt2 = dt + dt;
+	vec4 bloom;
+	float tone = 1. / clum;
+	if (has_bloom) {
+		bloom = (texture2D(t1, tc) * 3. +
+				textureOffset(t1, tc, ivec2(2, 0)) * 2. +
+				textureOffset(t1, tc, ivec2(0, 2)) * 2. +
+				textureOffset(t1, tc, ivec2(-2, 0)) * 2. +
+				textureOffset(t1, tc, ivec2(0, -2)) * 2. +
+				textureOffset(t1, tc, ivec2(2, 2)) * 1.5 +
+				textureOffset(t1, tc, ivec2(2, -2)) * 1.5 +
+				textureOffset(t1, tc, ivec2(-2, -2)) * 1.5 +
+				textureOffset(t1, tc, ivec2(-2, 2)) * 1.5 +
+				textureOffset(t1, tc, ivec2(4, 0)) +
+				textureOffset(t1, tc, ivec2(0, 4)) +
+				textureOffset(t1, tc, ivec2(-4, 0)) +
+				textureOffset(t1, tc, ivec2(0, -4)) +
+				textureOffset(t1, tc, ivec2(4, 2)) +
+				textureOffset(t1, tc, ivec2(4, -2)) +
+				textureOffset(t1, tc, ivec2(-4, -2)) +
+				textureOffset(t1, tc, ivec2(-4, 2)) +
+				textureOffset(t1, tc, ivec2(2, 4)) +
+				textureOffset(t1, tc, ivec2(2, -4)) +
+				textureOffset(t1, tc, ivec2(-2, -4)) +
+				textureOffset(t1, tc, ivec2(-2, 4))) / 29.;
+		vec4 diff = texture2D(t0, tc);
+		gl_FragColor = max(diff * tone, bloom);// + vec4(0.01/(clum+0.1));
+	} else
+		gl_FragColor = texture2D(t0, tc) * tone;// + vec4(0.01/(clum+0.1));
+}
diff --git a/qglview/shaders/ppl.frag b/qglview/shaders/ppl.frag
new file mode 100644
index 0000000..518a231
--- /dev/null
+++ b/qglview/shaders/ppl.frag
@@ -0,0 +1,178 @@
+#version 130
+
+#define lc 4
+varying vec4 diffuse[lc], pos, spos;//, ambient;//, col;
+varying vec3 lightDir[lc]/*halfVector[lc], */;
+//varying vec3 lightDir[lc]/*halfVector[lc], */;
+varying vec3 normal, srcn;
+varying float fogCoord, alpha;
+
+uniform int lightsCount;
+uniform bool acc_light, acc_fog, has_diffuse, has_bump, is_glass, shadows, soft_shadows;
+uniform float bump_scale, reflectivity, iof, cdis;
+uniform vec2 vsize;
+uniform sampler2D t0, t1, t2;
+uniform sampler2D s0;
+uniform samplerCube tc, tc0;
+uniform mat4 mat;
+
+float light_diffuse(vec3 l, vec3 n, vec3 h, vec3 v, float shininess);
+float light_specular(vec3 l, vec3 n, vec3 h, vec3 v, float shininess);
+
+const float bias = 1.;
+vec2 sp;
+vec4 sc, dc;//ambient;
+
+void calcLight(in int index, in vec3 n, in vec3 v) {
+	vec2 scoord, sdt, sdt2;
+	vec3 halfV, ldir;
+	vec4 lpos = gl_LightSource[index].position;
+	float spot, ldist = length(lpos.xyz - pos.xyz), shadow = 1., sdep, ddep;
+	ldir = normalize(lpos.xyz - (pos.xyz * lpos.w));
+	halfV = normalize(ldir + v);
+	//if (dot(ldir, n) > 0) {
+		spot = step(0., dot(ldir, n));
+		if (gl_LightSource[index].spotCutoff < 180.) {
+			spot = max(dot(-ldir, gl_LightSource[index].spotDirection.xyz), 0.);
+			spot *= step(gl_LightSource[index].spotExponent, spot);
+			spot = pow(spot, (gl_LightSource[index].spotCosCutoff + 0.001));
+			if (spot > 0. && shadows) {
+				scoord = (spos.xyz / spos.w).xy / 2 + vec2(0.5);
+				sdep = texture(s0, scoord.xy).r + bias;
+				ddep = pow((spos.z - sdep) / 4., 0.5) * 2.;
+				shadow = clamp(sdep - spos.z, 0., 1.);
+				if (soft_shadows) {
+					sdt = ddep / vsize;
+					sdt2 = sdt + sdt;
+					shadow += (clamp(texture(s0, scoord.xy + vec2(sdt.x, 0.)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(0, sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt.x, 0.)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(0, -sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt.x, sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt.x, -sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt.x, sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt.x, -sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt.x, 0)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(0, sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt.x, 0)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(0, -sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt.x, sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt.x, -sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt.x, -sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt.x, sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt2.x, 0)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(0, sdt2.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt2.x, 0)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(0, -sdt2.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt2.x, sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt2.x, -sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt2.x, -sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt2.x, sdt.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt.x, sdt2.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(sdt.x, -sdt2.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt.x, -sdt2.y)).r + bias - spos.z, 0., 1.) +
+							clamp(texture(s0, scoord.xy + vec2(-sdt.x, sdt2.y)).r + bias - spos.z, 0., 1.)) / 29.;
+					shadow = clamp(pow(shadow, 0.5), 0., 1);
+				}
+				spot *= shadow;
+			}
+		}
+		spot /= (gl_LightSource[index].constantAttenuation + ldist * (gl_LightSource[index].linearAttenuation + ldist * gl_LightSource[index].quadraticAttenuation));
+		dc += spot * diffuse[index] * light_diffuse(ldir, n, halfV, v, gl_FrontMaterial.shininess);
+		sc += spot * gl_FrontMaterial.specular * gl_LightSource[index].specular * light_specular(ldir, n, halfV, v, gl_FrontMaterial.shininess);
+	//}
+}
+
+void main(void) {
+	/*vec3 scoord = spos.xyz / spos.w;
+	float sdep = texture(s0, scoord.xy / 2 + vec2(0.5)).r + 1;
+	//gl_FragColor.rgb = vec3(step(spos.z, sdep));
+	gl_FragColor.rgb = vec3(spos.z - sdep)/10;
+	//gl_FragColor.rgb = vec3(texture(s0, scoord.xy+vec2(0.5)).r/100);
+	//gl_FragColor.rgb = vec3(texture(s0,).r/100);
+	return;*/
+	//bias = (vsize.x - vsize.y) / max(vsize.x, vsize.y)*5 - 1.;
+
+	if (!acc_light) {
+		if (has_diffuse) gl_FragColor = texture2D(t0, gl_TexCoord[0].xy);
+		//else gl_FragColor = gl_Color;
+		if (acc_fog)
+			gl_FragColor.xyz = mix(gl_FragColor.xyz, gl_Fog.color.xyz, fogCoord);
+		return;
+	}
+
+	sp = gl_FragCoord.xy / vsize;
+	vec3 n, v = normalize(-pos.xyz);
+	//v.xy = vec2(1,1)-gl_FragCoord.xy / vsize*2 ;//- vec2(1,1);
+	if (has_bump) n = normalize(normal + (texture2D(t1, gl_TexCoord[0].xy).xyz - vec3(0.5, 0.5, 1.)) * bump_scale);
+	else n = normalize(normal);
+	vec4 color;
+	sc = vec4(0.);
+	dc = gl_LightModel.ambient * gl_FrontMaterial.ambient;//ambient;
+	if (lightsCount > 0) {
+		calcLight(0, n, v);
+		if (lightsCount > 1) {
+			calcLight(1, n, v);
+			if (lightsCount > 2) {
+				calcLight(2, n, v);
+				if (lightsCount > 3) {
+					calcLight(3, n, v);
+					/*if (lightsCount > 4) {
+						calcLight(4, n, v);
+						if (lightsCount > 5) {
+							calcLight(5, n, v);
+							if (lightsCount > 6) {
+								calcLight(6, n, v);
+								if (lightsCount > 7) {
+									calcLight(7, n, v);
+								}
+							}
+						}
+					}*/
+				}
+			}
+		}
+	}
+	sc = max(sc, vec4(0.));
+	vec2 spr = sp, spg = sp, spb = sp, spc = sp, spm = sp, spy = sp, dsp;
+	vec3 bgf;
+	float fresnel = pow(1. - max(dot(v, n), 0.), 1);
+	dsp = fresnel * n.xy * (1. - iof);
+	spg += dsp;
+	if (cdis > 0.) {
+		spr += dsp * (1. - cdis - cdis);
+		spy += dsp * (1. - cdis);
+		spc += dsp * (1. + cdis);
+		spb += dsp * (1. + cdis + cdis);
+		vec3 bg0 = texture2D(t2, spr).rgb, bg1 = texture2D(t2, spy).rgb, bg2 = texture2D(t2, spg).rgb, bg3 = texture2D(t2, spc).rgb, bg4 = texture2D(t2, spb).rgb;
+		//bgf = vec3(bg0.r, bg2.g, bg4.b);
+		bgf = vec3((bg0.r + bg1.r) / 2., (bg1.g + bg2.g + bg3.g) / 3., (bg3.b + bg4.b) / 2.);
+	} else bgf = texture2D(t2, spg).rgb;
+	if (has_diffuse) {
+		vec4 tex = texture2D(t0, gl_TexCoord[0].xy);
+		dc *= tex;
+		color.a = tex.a * alpha;
+	} else color.a = alpha;
+	color.rgb = dc.rgb;
+	vec3 ln = vec3(0);
+	if (is_glass) {
+		ln = reflect(v, n);
+		ln = ln * mat3(gl_ModelViewMatrix);
+		ln.y = -ln.y;
+		color.rgb = (mix(bgf, textureCube(tc, ln).rgb, 0.2 + fresnel * 0.8) * gl_FrontMaterial.diffuse.rgb + gl_FrontMaterial.emission.rgb) + sc.rgb * color.a;
+		color.a = 1.;
+	} else {
+		if (reflectivity > 0.) {
+			ln = reflect(v, n);
+			ln = ln * mat3(gl_ModelViewMatrix);
+			ln.y = -ln.y;
+			color.rgb = mix(color.rgb, textureCube(tc, ln).rgb, reflectivity);
+		}
+		color.rgb = mix(color.rgb * gl_FrontMaterial.diffuse.rgb + gl_FrontMaterial.emission.rgb, bgf, 1. - alpha) + sc.rgb * color.a;
+		color.a = 1;
+	}
+	if (acc_fog)
+		color.rgb = mix(color.rgb, gl_Fog.color.rgb, fogCoord);
+	gl_FragColor = color;
+	//gl_FragColor.rgb = mix(ldir, texture2D(t2, sp).rgb, 1. - alpha);
+}
diff --git a/qglview/shaders/ppl.vert b/qglview/shaders/ppl.vert
new file mode 100644
index 0000000..a09a053
--- /dev/null
+++ b/qglview/shaders/ppl.vert
@@ -0,0 +1,66 @@
+#version 130
+
+#define lc 4
+varying vec4 diffuse[lc], pos, spos;//, ambient;//, col;
+varying vec3 lightDir[lc]/*halfVector[lc], */;
+//varying vec3 lightDir[lc]/*halfVector[lc], */;
+varying vec3 normal, srcn;
+varying float fogCoord, alpha;
+
+uniform int lightsCount;
+uniform bool acc_fog, shadows;
+uniform mat4 mat;
+
+void prepareLight(in int index, in vec3 p) {
+	vec4 lpos = gl_LightSource[index].position;
+	lightDir[index] = normalize(lpos.xyz - (p * lpos.w));
+	//halfVector[index] = normalize(lightDir[index] - normalize(p));
+	diffuse[index] = gl_FrontMaterial.diffuse * gl_LightSource[index].diffuse;
+}
+
+void main(void) {
+	float NdotL;
+	//col = gl_Color;
+	alpha = gl_Color.a;
+	normal = normalize(gl_NormalMatrix * gl_Normal);
+	srcn = gl_Normal;
+	pos = gl_ModelViewMatrix * gl_Vertex;
+	//v = normalize(-pos);
+	if (acc_fog) {
+		fogCoord = (gl_Fog.end - length(pos) * 0.85) / (gl_Fog.end - gl_Fog.start);
+		fogCoord = 1. - clamp(fogCoord, 0., 1.);
+	}
+	vec3 ldir;
+	if (lightsCount > 0) {
+		prepareLight(0, pos.xyz);
+		if (lightsCount > 1) {
+			prepareLight(1, pos.xyz);
+			if (lightsCount > 2) {
+				prepareLight(2, pos.xyz);
+				if (lightsCount > 3) {
+					prepareLight(3, pos.xyz);
+					diffuse[3] = gl_FrontMaterial.diffuse * gl_LightSource[3].diffuse;
+					/*if (lightsCount > 4) {
+						diffuse[4] = gl_FrontMaterial.diffuse * gl_LightSource[4].diffuse;
+						if (lightsCount > 5) {
+							diffuse[5] = gl_FrontMaterial.diffuse * gl_LightSource[5].diffuse;
+							if (lightsCount > 6) {
+								diffuse[6] = gl_FrontMaterial.diffuse * gl_LightSource[6].diffuse;
+								if (lightsCount > 6) {
+									diffuse[7] = gl_FrontMaterial.diffuse * gl_LightSource[7].diffuse;
+								}
+							}
+						}
+					}*/
+				}
+			}
+		}
+	}
+	//ambient = gl_LightModel.ambient * gl_FrontMaterial.ambient;
+	gl_TexCoord[0] = gl_MultiTexCoord0;
+	gl_TexCoord[1] = gl_MultiTexCoord1;
+	gl_TexCoord[2] = gl_MultiTexCoord2;
+	gl_TexCoord[3] = gl_MultiTexCoord3;
+	gl_Position = ftransform();
+	spos = pos * mat;
+}
diff --git a/qglview/shaders/selection.frag b/qglview/shaders/selection.frag
new file mode 100644
index 0000000..e66293d
--- /dev/null
+++ b/qglview/shaders/selection.frag
@@ -0,0 +1,7 @@
+#version 120
+
+uniform vec4 id;
+
+void main(void) {
+	gl_FragColor = id;
+}
diff --git a/qglview/shaders/selection.vert b/qglview/shaders/selection.vert
new file mode 100644
index 0000000..14fc2db
--- /dev/null
+++ b/qglview/shaders/selection.vert
@@ -0,0 +1,5 @@
+#version 120
+
+void main(void) {
+	gl_Position = ftransform();
+}
diff --git a/qglview/shaders/selection_halo.frag b/qglview/shaders/selection_halo.frag
new file mode 100644
index 0000000..de44a20
--- /dev/null
+++ b/qglview/shaders/selection_halo.frag
@@ -0,0 +1,18 @@
+#version 130
+
+uniform vec2 dt;
+uniform vec4 selected, color;
+uniform sampler2D t0;
+uniform float fill;
+
+void main(void) {
+	vec4 ds0 = abs(textureLodOffset(t0, gl_TexCoord[0].xy, 0., ivec2(-1, 0)) - selected);
+	vec4 ds1 = abs(textureLodOffset(t0, gl_TexCoord[0].xy, 0., ivec2( 1, 0)) - selected);
+	vec4 ds2 = abs(textureLodOffset(t0, gl_TexCoord[0].xy, 0., ivec2(0, -1)) - selected);
+	vec4 ds3 = abs(textureLodOffset(t0, gl_TexCoord[0].xy, 0., ivec2(0,  1)) - selected);
+	float d0 = dot(ds0, vec4(1., 1., 1., 1.)), d1 = dot(ds1, vec4(1., 1., 1., 1.)), d2 = dot(ds2, vec4(1., 1., 1., 1.)), d3 = dot(ds3, vec4(1., 1., 1., 1.));
+	float vs = step(1e-6, d0 + d1 + d2 + d3);
+	float vm = step(1e-3, (d0 * 255.) * (d1 * 255.) * (d2 * 255.) * (d3 * 255.));
+	float v = mix(vs - vm, vs - vm - vm + 1, fill);
+	gl_FragColor = vec4(color.rgb, v * color.a);
+}
diff --git a/qglview/shaders/selection_halo.vert b/qglview/shaders/selection_halo.vert
new file mode 100644
index 0000000..f2eecdc
--- /dev/null
+++ b/qglview/shaders/selection_halo.vert
@@ -0,0 +1,6 @@
+#version 130
+
+void main(void) {
+	gl_TexCoord[0] = gl_MultiTexCoord0;
+	gl_Position = ftransform();
+}
diff --git a/qglview/shaders/shadow.frag b/qglview/shaders/shadow.frag
new file mode 100644
index 0000000..8e09671
--- /dev/null
+++ b/qglview/shaders/shadow.frag
@@ -0,0 +1,5 @@
+#version 130
+
+void main(void) {
+	gl_FragColor.r = 1. / gl_FragCoord.w;
+}
diff --git a/qglview/shaders/shadow.vert b/qglview/shaders/shadow.vert
new file mode 100644
index 0000000..f2eecdc
--- /dev/null
+++ b/qglview/shaders/shadow.vert
@@ -0,0 +1,6 @@
+#version 130
+
+void main(void) {
+	gl_TexCoord[0] = gl_MultiTexCoord0;
+	gl_Position = ftransform();
+}
diff --git a/qglview/shaders/test.frag b/qglview/shaders/test.frag
new file mode 100644
index 0000000..b90c5b0
--- /dev/null
+++ b/qglview/shaders/test.frag
@@ -0,0 +1,9 @@
+#version 200
+
+//in vec3 src_normal, normal, et;
+in vec3 wpos;
+
+void main(void) {
+	//vec2 tc = gl_TexCoord[0].xy;
+	gl_FragColor.xyz = wpos * 1E+6;
+}
diff --git a/qglview/shaders/test.geom b/qglview/shaders/test.geom
new file mode 100644
index 0000000..cdf3600
--- /dev/null
+++ b/qglview/shaders/test.geom
@@ -0,0 +1,13 @@
+#version 300 core
+
+layout(triangles, invocations = 1) in;
+
+//in vec3 normal[];
+
+void main() {
+	for (int i = 0; i < gl_in.length(); i++ ) {
+		gl_Position = gl_in[i].gl_Position;
+		EmitVertex();
+	}
+	EndPrimitive();
+}
diff --git a/qglview/shaders/test.vert b/qglview/shaders/test.vert
new file mode 100644
index 0000000..6b646d4
--- /dev/null
+++ b/qglview/shaders/test.vert
@@ -0,0 +1,11 @@
+#version 300 core
+
+//in vec3 src_normal, normal, et;
+out vec3 wpos;
+
+void main(void) {
+	//vec2 tc = gl_TexCoord[0].xy;
+	wpos = gl_Vertex.xyz;
+	//gl_TexCoord[0] = gl_MultiTexCoord0;
+	gl_Position = ftransform();
+}