diff --git a/qglengine/shaders/ds_final.glsl b/qglengine/shaders/ds_final.glsl
index 0d3fcd2..4786167 100644
--- a/qglengine/shaders/ds_final.glsl
+++ b/qglengine/shaders/ds_final.glsl
@@ -7,12 +7,16 @@ void main(void) {
 
 // frag //
 
-uniform sampler2D tex_0, tex_1, tex_2, tex_3, tex_4;
+uniform sampler2D tex_s_0, tex_s_1, tex_t_0, tex_t_1;
 
 void main(void) {
 	ivec2 tc = ivec2(gl_FragCoord.xy);
-	vec4 v0 = texelFetch(tex_0, tc, 0);
-	vec4 v1 = texelFetch(tex_1, tc, 0);
-	vec3 res = v0.rgb + v1.rgb;
-	qgl_FragColor.rgb = res;
+	vec4 vs0 = texelFetch(tex_s_0, tc, 0);
+	vec4 vs1 = texelFetch(tex_s_1, tc, 0);
+	vec3 sr = vs0.rgb + vs1.rgb;
+	vec4 vt0 = texelFetch(tex_t_0, tc, 0);
+	vec4 vt1 = texelFetch(tex_t_1, tc, 0);
+	vec3 tr = vt0.rgb + vt1.rgb;
+	float alpha = (vt0.a + vt1.a) / 2;
+	qgl_FragColor.rgb = mix(sr, tr, alpha);
 }
diff --git a/qglengine/shaders/ds_geom.glsl b/qglengine/shaders/ds_geom.glsl
index 32e0a6a..f879f59 100644
--- a/qglengine/shaders/ds_geom.glsl
+++ b/qglengine/shaders/ds_geom.glsl
@@ -32,6 +32,7 @@ void main(void) {
 	vec2 tc = qgl_FragTexture.xy;
 
 	vec4 diffuse = qgl_materialTexture(QGL_MAP_DIFFUSE, tc, vec4(0)) * qgl_material[qgl_MaterialIndex].color_diffuse * object_color;
+	diffuse.a *= (1.f - qgl_material[qgl_MaterialIndex].transparency);
 
 	vec3 normal, dn;
 	dn = qgl_materialTexture(QGL_MAP_NORMAL, tc, -vec4(0.5, 0.5, 1., 0.)).xyz;
@@ -57,9 +58,9 @@ void main(void) {
 	z = z + z - 1;
 	z = ((_pe - 2.) * z_near) / (z + _pe - 1.); // infinite depth
 
-	qgl_FragData[0] = vec4(diffuse .rgb, reflectivity);
+	qgl_FragData[0] = vec4(diffuse .rgba);
 	qgl_FragData[1] = vec4(normal  .xyz, z);
-	qgl_FragData[2] = vec4(specular.rgb, height      );
+	qgl_FragData[2] = vec4(specular.rgb, reflectivity);
 	qgl_FragData[3] = vec4(emission.rgb, roughness/*bn.x*/);
 	//qgl_FragData[4] = vec4(speed.xy, bn.yz);
 
diff --git a/qglengine/shaders/ds_light.glsl b/qglengine/shaders/ds_light.glsl
index 95ad9c1..454eda1 100644
--- a/qglengine/shaders/ds_light.glsl
+++ b/qglengine/shaders/ds_light.glsl
@@ -109,10 +109,11 @@ void main(void) {
 	vec3 normal        = v1.xyz;
 	vec3 specular      = v2.rgb;
 	vec3 emission      = v3.rgb;
-	float reflectivity = v0.w;
-	float height       = v2.w;
+	float reflectivity = v2.w;
+	//float height       = v2.w;
 	float roughness    = v3.w;
-	//bn = normalize(vec3(v3.w, v4.zw));
+	float alpha        = v0.a;
+	//bn  = normalize(vec3(v3.w, v4.zw));
 	//bn2 = normalize(cross(n, bn));
 
 	shm_diff = max(roughness, 0.00001);
@@ -124,6 +125,6 @@ void main(void) {
 	for (int i = 0; i < lights_count; ++i)
 		calcLight(lights_start + i, normal, v);
 	
-	qgl_FragColor = vec4(max(vec3(0), li * diffuse + si * specular + emission), 1);
-	//qgl_FragColor.rgb = vec3(pos.xyz/100);
+	qgl_FragColor = vec4(max(vec3(0), li * diffuse + si * specular + emission), alpha);
+	//qgl_FragColor. = vec3(alpha);
 }
diff --git a/qglengine/shaders/ds_tonemap.glsl b/qglengine/shaders/ds_tonemap.glsl
index 623cc31..3655d93 100644
--- a/qglengine/shaders/ds_tonemap.glsl
+++ b/qglengine/shaders/ds_tonemap.glsl
@@ -8,7 +8,7 @@ void main(void) {
 // frag //
 
 uniform sampler2D tex_0;
-uniform float exposure, frame_max;
+uniform float gamma, frame_max;
 
 const vec3 luma = vec3(0.299, 0.587, 0.114);
 
@@ -17,7 +17,7 @@ void main(void) {
 	vec4 src = texelFetch(tex_0, tc, 0);
 	vec3 res = src.rgb;
 	float l = dot(res, luma) * 0.75;
-	float g = exposure / frame_max;
+	float g = gamma / frame_max;
 	res /= l;
 	l = 1 - exp(-l*g);
 	qgl_FragColor.rgb = res * l;