Specular/glossines/metalic mapping added to all fragment shaders

shaders/light_common.glsl

@@ -42,6 +42,7 @@ float calc_shadow()
 #endif
 }
 
+float glossiness = 1.0;
 // [0] - diffuse, [1] - specular
 // do magic here
 vec2 calc_light(vec3 light_dir, vec3 fragnormal)
@@ -50,7 +51,7 @@ vec2 calc_light(vec3 light_dir, vec3 fragnormal)
 	vec3 halfway_dir = normalize(light_dir + view_dir);
 
 	float diffuse_v = max(dot(fragnormal, light_dir), 0.0);
-	float specular_v = pow(max(dot(fragnormal, halfway_dir), 0.0), max(abs(param[1].w), 0.01)) * diffuse_v;
+	float specular_v = pow(max(dot(fragnormal, halfway_dir), 0.0), max(glossiness, 0.01)) * diffuse_v;
 
 	return vec2(diffuse_v, specular_v);
 }
@@ -106,6 +107,8 @@ vec2 calc_headlights(light_s light, vec3 fragnormal)
 	return part * atten * lightintensity;
 }
 
+	bool metalic = false;
+
 vec3 apply_lights(vec3 fragcolor, vec3 fragnormal, vec3 texturecolor, float reflectivity, float specularity, float shadowtone)
 {
 	vec3 emissioncolor = param[0].rgb * emission;
@@ -147,15 +150,15 @@ vec3 apply_lights(vec3 fragcolor, vec3 fragnormal, vec3 texturecolor, float refl
 	}
 	fragcolor += emissioncolor;
 	vec3 specularcolor = specularamount * lights[0].color;
-	if (param[1].w >= 0.0)
+	if ((param[1].w < 0.0) || (metalic == true))
 	{
-		fragcolor *= texturecolor;
 		fragcolor += specularcolor;
+		fragcolor *= texturecolor;
 	}
 	else
 	{
-		fragcolor += specularcolor;
 		fragcolor *= texturecolor;
+		fragcolor += specularcolor;
 	}
 
 	return fragcolor;

shaders/mat_colored.frag

@@ -33,6 +33,7 @@ void main()
 	vec3 fragnormal = normalize(f_normal);
 	float reflectivity = param[1].z;
 	float specularity = (tex_color.r + tex_color.g + tex_color.b) * 0.5;
+	glossiness = abs(param[1].w);
 	
 	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
 

shaders/mat_default.frag

@@ -39,6 +39,7 @@ void main()
 	vec3 fragnormal = normalize(f_normal);
 	float reflectivity = param[1].z;
 	float specularity = (tex_color.r + tex_color.g + tex_color.b) * 0.5;
+	glossiness = abs(param[1].w);
 	
 	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
 	vec4 color = vec4(apply_fog(fragcolor), tex_color.a * alpha_mult);

shaders/mat_default_specgloss.frag

@@ -0,0 +1,70 @@
+in vec3 f_normal;
+in vec2 f_coord;
+in vec4 f_pos;
+
+in vec4 f_clip_pos;
+in vec4 f_clip_future_pos;
+
+#include <common>
+
+#param (color, 0, 0, 4, diffuse)
+#param (diffuse, 1, 0, 1, diffuse)
+#param (specular, 1, 1, 1, specular)
+#param (reflection, 1, 2, 1, zero)
+#param (glossiness, 1, 3, 1, glossiness)
+
+#texture (diffuse, 0, sRGB_A)
+uniform sampler2D diffuse;
+
+#texture (specgloss, 1, RGBA)
+uniform sampler2D specgloss;
+
+layout(location = 0) out vec4 out_color;
+#if MOTIONBLUR_ENABLED
+layout(location = 1) out vec4 out_motion;
+#endif
+
+#include <light_common.glsl>
+#include <apply_fog.glsl>
+#include <tonemapping.glsl>
+
+void main()
+{
+	vec4 tex_color = texture(diffuse, f_coord);
+
+	bool alphatestfail = ( opacity >= 0.0 ? (tex_color.a < opacity) : (tex_color.a >= -opacity) );
+	if(alphatestfail)
+		discard;
+//	if (tex_color.a < opacity)
+//		discard;
+
+	vec3 fragcolor = ambient;
+	vec3 fragnormal = normalize(f_normal);
+	float reflectivity = param[1].z;
+	float specularity = texture(specgloss, f_coord).r;
+	glossiness = texture(specgloss, f_coord).g * 8;
+	metalic = (texture(specgloss, f_coord).b > 0.5) ? true : false;
+	
+	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
+	vec4 color = vec4(apply_fog(fragcolor), tex_color.a * alpha_mult);
+/*
+	float distance = dot(f_pos.xyz, f_pos.xyz);
+	     if( distance <= cascade_end.x ) { color.r += 0.25; }
+	else if( distance <= cascade_end.y ) { color.g += 0.25; }
+	else if( distance <= cascade_end.z ) { color.b += 0.25; }
+*/
+#if POSTFX_ENABLED
+    out_color = color;
+#else
+    out_color = tonemap(color);
+#endif
+
+#if MOTIONBLUR_ENABLED
+	{
+        vec2 a = (f_clip_future_pos.xy / f_clip_future_pos.w) * 0.5 + 0.5;;
+        vec2 b = (f_clip_pos.xy / f_clip_pos.w) * 0.5 + 0.5;;
+        
+        out_motion = vec4(a - b, 0.0f, tex_color.a * alpha_mult);
+	}
+#endif
+}

shaders/mat_normalmap_specgloss.frag

@@ -0,0 +1,74 @@
+in vec3 f_normal;
+in vec2 f_coord;
+in vec4 f_pos;
+in mat3 f_tbn;
+
+in vec4 f_clip_pos;
+in vec4 f_clip_future_pos;
+
+#include <common>
+
+layout(location = 0) out vec4 out_color;
+#if MOTIONBLUR_ENABLED
+layout(location = 1) out vec4 out_motion;
+#endif
+
+#param (color, 0, 0, 4, diffuse)
+#param (diffuse, 1, 0, 1, diffuse)
+#param (specular, 1, 1, 1, specular)
+#param (reflection, 1, 2, 1, one)
+#param (glossiness, 1, 3, 1, glossiness)
+
+#texture (diffuse, 0, sRGB_A)
+uniform sampler2D diffuse;
+
+#texture (normalmap, 1, RGBA)
+uniform sampler2D normalmap;
+
+#texture (specgloss, 2, RGBA)
+uniform sampler2D specgloss;
+
+
+#define NORMALMAP
+#include <light_common.glsl>
+#include <apply_fog.glsl>
+#include <tonemapping.glsl>
+
+void main()
+{
+	vec4 tex_color = texture(diffuse, f_coord);
+
+	bool alphatestfail = ( opacity >= 0.0 ? (tex_color.a < opacity) : (tex_color.a >= -opacity) );
+	if(alphatestfail)
+		discard;
+//	if (tex_color.a < opacity)
+//		discard;
+
+	vec3 fragcolor = ambient;
+
+	vec3 normal;
+	normal.xy = (texture(normalmap, f_coord).rg * 2.0 - 1.0);
+	normal.z = sqrt(1.0 - clamp((dot(normal.xy, normal.xy)), 0.0, 1.0));
+	vec3 fragnormal = normalize(f_tbn * normalize(normal.xyz));
+	float reflectivity = param[1].z * texture(normalmap, f_coord).a;
+	float specularity = texture(specgloss, f_coord).r;
+	glossiness = texture(specgloss, f_coord).g * 8;
+	metalic = (texture(specgloss, f_coord).b > 0.5) ? true : false;
+
+	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
+
+	vec4 color = vec4(apply_fog(fragcolor), tex_color.a * alpha_mult);
+#if POSTFX_ENABLED
+    out_color = color;
+#else
+    out_color = tonemap(color);
+#endif
+#if MOTIONBLUR_ENABLED
+	{
+        vec2 a = (f_clip_future_pos.xy / f_clip_future_pos.w) * 0.5 + 0.5;;
+        vec2 b = (f_clip_pos.xy / f_clip_pos.w) * 0.5 + 0.5;;
+        
+        out_motion = vec4(a - b, 0.0f, 0.0f);
+	}
+#endif
+}

shaders/mat_parallax_specgloss.frag

@@ -0,0 +1,127 @@
+in vec3 f_normal;
+in vec2 f_coord;
+in vec4 f_pos;
+in mat3 f_tbn; //tangent matrix nietransponowany; mnożyć przez f_tbn dla TangentLightPos; TangentViewPos; TangentFragPos;
+in vec4 f_clip_pos;
+in vec4 f_clip_future_pos;
+in vec3 TangentFragPos;
+
+#include <common>
+
+layout(location = 0) out vec4 out_color;
+#if MOTIONBLUR_ENABLED
+layout(location = 1) out vec4 out_motion;
+#endif
+
+#param (color, 0, 0, 4, diffuse)
+#param (diffuse, 1, 0, 1, diffuse)
+#param (specular, 1, 1, 1, specular)
+#param (reflection, 1, 2, 1, one)
+#param (glossiness, 1, 3, 1, glossiness)
+#param (height_scale, 2, 1, 1, zero)
+#param (height_offset, 2, 2, 1, zero)
+
+#texture (diffuse, 0, sRGB_A)
+uniform sampler2D diffuse;
+
+#texture (normalmap, 1, RGBA)
+uniform sampler2D normalmap;
+
+#texture (specgloss, 2, RGBA)
+uniform sampler2D specgloss;
+
+
+#define PARALLAX
+#include <light_common.glsl>
+#include <apply_fog.glsl>
+#include <tonemapping.glsl>
+
+vec2 ParallaxMapping(vec2 f_coord, vec3 viewDir);
+
+void main()
+{
+	//parallax mapping
+	vec3 viewDir = normalize(vec3(0.0f, 0.0f, 0.0f) - TangentFragPos); //tangent view pos - tangent frag pos
+	vec2 f_coord_p = ParallaxMapping(f_coord, viewDir);
+
+	vec4 tex_color = texture(diffuse, f_coord_p);
+
+	bool alphatestfail = ( opacity >= 0.0 ? (tex_color.a < opacity) : (tex_color.a >= -opacity) );
+	if(alphatestfail)
+		discard;
+//	if (tex_color.a < opacity)
+//		discard;
+
+	vec3 fragcolor = ambient;
+
+	vec3 normal;
+	normal.xy = (texture(normalmap, f_coord_p).rg * 2.0 - 1.0);
+	normal.z = sqrt(1.0 - clamp((dot(normal.xy, normal.xy)), 0.0, 1.0));
+	vec3 fragnormal = normalize(f_tbn * normalize(normal.xyz));
+	float reflectivity = param[1].z * texture(normalmap, f_coord_p).a;
+	float specularity = texture(specgloss, f_coord).r;
+	glossiness = texture(specgloss, f_coord).g * 8;
+	metalic = (texture(specgloss, f_coord).b > 0.5) ? true : false;
+	
+	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
+
+	vec4 color = vec4(apply_fog(fragcolor), tex_color.a * alpha_mult);
+#if POSTFX_ENABLED
+	out_color = color;
+#else
+	out_color = tonemap(color);
+#endif
+#if MOTIONBLUR_ENABLED
+	{
+		vec2 a = (f_clip_future_pos.xy / f_clip_future_pos.w) * 0.5 + 0.5;;
+		vec2 b = (f_clip_pos.xy / f_clip_pos.w) * 0.5 + 0.5;;
+
+		out_motion = vec4(a - b, 0.0f, 0.0f);
+	}
+#endif
+}
+
+vec2 ParallaxMapping(vec2 f_coord, vec3 viewDir)
+{
+	float pos_len = length(f_pos.xyz);
+
+	if (pos_len > 100.0) {
+		return f_coord;
+	}
+
+#if EXTRAEFFECTS_ENABLED
+	const float minLayers = 8.0;
+	const float maxLayers = 32.0;
+	float LayersWeight = pos_len / 20.0;
+	vec2  currentTexCoords = f_coord;
+	float currentDepthMapValue = texture(normalmap, currentTexCoords).b;
+	LayersWeight = min(abs(dot(vec3(0.0, 0.0, 1.0), viewDir)),LayersWeight);
+	float numLayers = mix(maxLayers, minLayers, clamp(LayersWeight, 0.0, 1.0)); // number of depth layers
+	float layerDepth = 1.0 / numLayers; // calculate the size of each layer
+	float currentLayerDepth = 0.0; // depth of current layer
+	vec2 P = viewDir.xy * param[2].y; // the amount to shift the texture coordinates per layer (from vector P)
+	vec2 deltaTexCoords = P / numLayers;
+
+	  
+	while(currentLayerDepth < currentDepthMapValue)
+	{
+		currentTexCoords -= deltaTexCoords;		// shift texture coordinates along direction of P
+		currentDepthMapValue = texture(normalmap, currentTexCoords).b;		// get depthmap value at current texture coordinates
+		currentLayerDepth += layerDepth;  		// get depth of next layer
+	}
+	
+	vec2 prevTexCoords = currentTexCoords + deltaTexCoords; // get texture coordinates before collision (reverse operations)
+
+	float afterDepth  = currentDepthMapValue - currentLayerDepth; // get depth after and before collision for linear interpolation
+	float beforeDepth = texture(normalmap, prevTexCoords).b - currentLayerDepth + layerDepth;
+	 
+	float weight = afterDepth / (afterDepth - beforeDepth); // interpolation of texture coordinates
+	vec2 finalTexCoords = prevTexCoords * weight + currentTexCoords * (1.0 - weight);
+
+	return finalTexCoords;
+#else
+	float height = texture(normalmap, f_coord).b;
+	vec2 p = viewDir.xy / viewDir.z * (height * (param[2].y - param[2].z) * 0.2);
+	return f_coord - p;
+#endif
+} 

shaders/mat_reflmap.frag

@@ -42,6 +42,7 @@ void main()
 	vec3 fragnormal = normalize(f_normal);
 	float reflectivity = param[1].z * texture(reflmap, f_coord).a;
 	float specularity = (tex_color.r + tex_color.g + tex_color.b) * 0.5;
+	glossiness = abs(param[1].w);
 	
 	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
 

shaders/mat_reflmap_specgloss.frag

@@ -0,0 +1,72 @@
+in vec3 f_normal;
+in vec2 f_coord;
+in vec4 f_pos;
+
+in vec4 f_clip_pos;
+in vec4 f_clip_future_pos;
+
+#include <common>
+
+layout(location = 0) out vec4 out_color;
+#if MOTIONBLUR_ENABLED
+layout(location = 1) out vec4 out_motion;
+#endif
+
+#param (color, 0, 0, 4, diffuse)
+#param (diffuse, 1, 0, 1, diffuse)
+#param (specular, 1, 1, 1, specular)
+#param (reflection, 1, 2, 1, one)
+#param (glossiness, 1, 3, 1, glossiness)
+
+#texture (diffuse, 0, sRGB_A)
+uniform sampler2D diffuse;
+
+#texture (reflmap, 1, RGBA)
+uniform sampler2D reflmap;
+
+#texture (specgloss, 2, RGBA)
+uniform sampler2D specgloss;
+
+
+#include <light_common.glsl>
+#include <apply_fog.glsl>
+#include <tonemapping.glsl>
+
+void main()
+{
+	vec4 tex_color = texture(diffuse, f_coord);
+
+	bool alphatestfail = ( opacity >= 0.0 ? (tex_color.a < opacity) : (tex_color.a >= -opacity) );
+	if(alphatestfail)
+		discard;
+//	if (tex_color.a < opacity)
+//		discard;
+
+	vec3 fragcolor = ambient;
+	vec3 fragnormal = normalize(f_normal);
+	float reflectivity = param[1].z * texture(reflmap, f_coord).a;
+	float specularity = texture(specgloss, f_coord).r;
+	glossiness = texture(specgloss, f_coord).g * 8;
+	metalic = (texture(specgloss, f_coord).b > 0.5) ? true : false;
+	
+	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
+
+	if(alphatestfail)
+		fragcolor.r = 1.0;
+
+	vec4 color = vec4(apply_fog(fragcolor), tex_color.a * alpha_mult);
+
+#if POSTFX_ENABLED
+    out_color = color;
+#else
+    out_color = tonemap(color);
+#endif
+#if MOTIONBLUR_ENABLED
+	{
+        vec2 a = (f_clip_future_pos.xy / f_clip_future_pos.w) * 0.5 + 0.5;;
+        vec2 b = (f_clip_pos.xy / f_clip_pos.w) * 0.5 + 0.5;;
+        
+        out_motion = vec4(a - b, 0.0f, 0.0f);
+	}
+#endif
+}

shaders/mat_shadowlessnormalmap.frag

@@ -48,6 +48,7 @@ void main()
 	vec3 fragnormal = normalize(f_tbn * normalize(normal.xyz));
 	float reflectivity = param[1].z * texture(normalmap, f_coord).a;
 	float specularity = (tex_color.r + tex_color.g + tex_color.b) * 0.5;
+	glossiness = abs(param[1].w);
 	
 	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, 1.0);
 	vec4 color = vec4(apply_fog(fragcolor), tex_color.a * alpha_mult);

shaders/mat_shadowlessnormalmap_specgloss.frag

@@ -0,0 +1,73 @@
+in vec3 f_normal;
+in vec2 f_coord;
+in vec4 f_pos;
+in mat3 f_tbn;
+
+in vec4 f_clip_pos;
+in vec4 f_clip_future_pos;
+
+#include <common>
+
+layout(location = 0) out vec4 out_color;
+#if MOTIONBLUR_ENABLED
+layout(location = 1) out vec4 out_motion;
+#endif
+
+#param (color, 0, 0, 4, diffuse)
+#param (diffuse, 1, 0, 1, diffuse)
+#param (specular, 1, 1, 1, specular)
+#param (reflection, 1, 2, 1, zero)
+#param (glossiness, 1, 3, 1, glossiness)
+
+#texture (diffuse, 0, sRGB_A)
+uniform sampler2D diffuse;
+
+#texture (normalmap, 1, RGBA)
+uniform sampler2D normalmap;
+
+#texture (specgloss, 2, RGBA)
+uniform sampler2D specgloss;
+
+
+#define NORMALMAP
+#include <light_common.glsl>
+#include <apply_fog.glsl>
+#include <tonemapping.glsl>
+
+void main()
+{
+	vec4 tex_color = texture(diffuse, f_coord);
+
+	bool alphatestfail = ( opacity >= 0.0 ? (tex_color.a < opacity) : (tex_color.a >= -opacity) );
+	if(alphatestfail)
+		discard;
+//	if (tex_color.a < opacity)
+//		discard;
+
+	vec3 fragcolor = ambient;
+
+	vec3 normal;
+	normal.xy = (texture(normalmap, f_coord).rg * 2.0 - 1.0);
+	normal.z = sqrt(1.0 - clamp((dot(normal.xy, normal.xy)), 0.0, 1.0));
+	vec3 fragnormal = normalize(f_tbn * normalize(normal.xyz));
+	float reflectivity = param[1].z * texture(normalmap, f_coord).a;
+	float specularity = texture(specgloss, f_coord).r;
+	glossiness = texture(specgloss, f_coord).g * 8;
+	metalic = (texture(specgloss, f_coord).b > 0.5) ? true : false;
+	
+	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, 1.0);
+	vec4 color = vec4(apply_fog(fragcolor), tex_color.a * alpha_mult);
+#if POSTFX_ENABLED
+    out_color = color;
+#else
+    out_color = tonemap(color);
+#endif
+#if MOTIONBLUR_ENABLED
+	{
+        vec2 a = (f_clip_future_pos.xy / f_clip_future_pos.w) * 0.5 + 0.5;;
+        vec2 b = (f_clip_pos.xy / f_clip_pos.w) * 0.5 + 0.5;;
+        
+        out_motion = vec4(a - b, 0.0f, 0.0f);
+	}
+#endif
+}

shaders/mat_stars.frag

@@ -15,6 +15,7 @@ void main()
 	float dist2 = abs(x * x + y * y);
 	if (dist2 > 0.5f * 0.5f)
 		discard;
+
 	// color data space is shared with normals, ugh
 	vec4 color = vec4(pow(f_normal_raw.rgb, vec3(2.2)), 1.0f);
 #if POSTFX_ENABLED

shaders/mat_sunlessnormalmap.frag

@@ -43,6 +43,7 @@ vec3 apply_lights_sunless(vec3 fragcolor, vec3 fragnormal, vec3 texturecolor, fl
 	float diffuseamount = (sunlight.x * param[1].x) * lights[0].intensity;
 	fragcolor += envcolor * reflectivity;
 	float specularamount = (sunlight.y * param[1].y * specularity) * lights[0].intensity;
+	glossiness = abs(param[1].w);
 
 	for (uint i = 1U; i < lights_count; i++)
 	{

shaders/mat_sunlessnormalmap_specgloss.frag

@@ -0,0 +1,116 @@
+in vec3 f_normal;
+in vec2 f_coord;
+in vec4 f_pos;
+in mat3 f_tbn;
+
+in vec4 f_clip_pos;
+in vec4 f_clip_future_pos;
+
+#include <common>
+
+layout(location = 0) out vec4 out_color;
+#if MOTIONBLUR_ENABLED
+layout(location = 1) out vec4 out_motion;
+#endif
+
+#param (color, 0, 0, 4, diffuse)
+#param (diffuse, 1, 0, 1, diffuse)
+#param (specular, 1, 1, 1, specular)
+#param (reflection, 1, 2, 1, zero)
+#param (glossiness, 1, 3, 1, glossiness)
+
+#texture (diffuse, 0, sRGB_A)
+uniform sampler2D diffuse;
+
+#texture (normalmap, 1, RGBA)
+uniform sampler2D normalmap;
+
+#texture (specgloss, 2, RGBA)
+uniform sampler2D specgloss;
+
+
+#define NORMALMAP
+#include <light_common.glsl>
+#include <apply_fog.glsl>
+#include <tonemapping.glsl>
+
+vec3 apply_lights_sunless(vec3 fragcolor, vec3 fragnormal, vec3 texturecolor, float reflectivity, float specularity, float shadowtone)
+{
+	vec3 emissioncolor = param[0].rgb * emission;
+	vec3 envcolor = envmap_color(fragnormal);
+
+	if(lights_count == 0U) 
+		return (fragcolor + emissioncolor + envcolor * reflectivity) * texturecolor;
+
+	vec2 sunlight = calc_dir_light(lights[0], fragnormal);
+
+	float diffuseamount = (sunlight.x * param[1].x) * lights[0].intensity;
+	fragcolor += envcolor * reflectivity;
+	float specularamount = (sunlight.y * param[1].y * specularity) * lights[0].intensity;
+
+	for (uint i = 1U; i < lights_count; i++)
+	{
+		light_s light = lights[i];
+		vec2 part = vec2(0.0);
+
+//		if (light.type == LIGHT_SPOT)
+//			part = calc_spot_light(light, fragnormal);
+//		else if (light.type == LIGHT_POINT)
+//			part = calc_point_light(light, fragnormal);
+//		else if (light.type == LIGHT_DIR)
+//			part = calc_dir_light(light, fragnormal);
+//		else if (light.type == LIGHT_HEADLIGHTS)
+			part = calc_headlights(light, fragnormal);
+
+		fragcolor += light.color * (part.x * param[1].x + part.y * param[1].y) * light.intensity;
+	}
+
+	if (shadowtone < 1.0)
+	{
+		float shadow = calc_shadow();
+		specularamount *= clamp(1.0 - shadow, 0.0, 1.0);
+		fragcolor = mix(fragcolor,  fragcolor * shadowtone,  clamp(diffuseamount * shadow + specularamount, 0.0, 1.0));
+	}
+	fragcolor += emissioncolor;
+	fragcolor *= texturecolor;
+	
+	return fragcolor;
+}
+
+void main()
+{
+	vec4 tex_color = texture(diffuse, f_coord);
+
+	bool alphatestfail = ( opacity >= 0.0 ? (tex_color.a < opacity) : (tex_color.a >= -opacity) );
+	if(alphatestfail)
+		discard;
+//	if (tex_color.a < opacity)
+//		discard;
+
+	vec3 fragcolor = ambient;
+
+	vec3 normal;
+	normal.xy = (texture(normalmap, f_coord).rg * 2.0 - 1.0);
+	normal.z = sqrt(1.0 - clamp((dot(normal.xy, normal.xy)), 0.0, 1.0));
+	vec3 fragnormal = normalize(f_tbn * normalize(normal.xyz));
+	float reflectivity = param[1].z * texture(normalmap, f_coord).a;
+	float specularity = texture(specgloss, f_coord).r;
+	glossiness = texture(specgloss, f_coord).g * 8;
+	metalic = (texture(specgloss, f_coord).b > 0.5) ? true : false;
+	
+	fragcolor = apply_lights_sunless(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
+	vec4 color = vec4(apply_fog(fragcolor), tex_color.a * alpha_mult);
+#if POSTFX_ENABLED
+    out_color = color;
+#else
+    out_color = tonemap(color);
+#endif
+#if MOTIONBLUR_ENABLED
+	{
+        vec2 a = (f_clip_future_pos.xy / f_clip_future_pos.w) * 0.5 + 0.5;;
+        vec2 b = (f_clip_pos.xy / f_clip_pos.w) * 0.5 + 0.5;;
+        
+        out_motion = vec4(a - b, 0.0f, 0.0f);
+	}
+#endif
+}

shaders/mat_water.frag

@@ -59,6 +59,7 @@ void main()
 	vec3 fragnormal = normalize(f_tbn * normalize(normal.xyz));
 	float reflectivity = param[1].z * texture(normalmap, texture_coords ).a;
 	float specularity = 1.0;
+	glossiness = abs(param[1].w);
 	
 	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
 

shaders/mat_water_specgloss.frag

@@ -0,0 +1,95 @@
+in vec3 f_normal;
+in vec2 f_coord;
+in vec4 f_pos;
+in mat3 f_tbn;
+
+in vec4 f_clip_pos;
+in vec4 f_clip_future_pos;
+
+#include <common>
+
+layout(location = 0) out vec4 out_color;
+#if MOTIONBLUR_ENABLED
+layout(location = 1) out vec4 out_motion;
+#endif
+
+#param (color, 0, 0, 4, diffuse)
+#param (diffuse, 1, 0, 1, diffuse)
+#param (specular, 1, 1, 1, specular)
+#param (reflection, 1, 2, 1, one)
+#param (glossiness, 1, 3, 1, glossiness)
+#param (wave_strength, 2, 1, 1, one)
+#param (wave_speed, 2, 2, 1, one)
+
+#texture (normalmap, 0, RGBA)
+uniform sampler2D normalmap;
+
+#texture (dudvmap, 1, RGB)
+uniform sampler2D dudvmap;
+
+#texture (diffuse, 2, sRGB_A)
+uniform sampler2D diffuse;
+
+#texture (specgloss, 3, RGBA)
+uniform sampler2D specgloss;
+
+
+//wave distortion variables
+float move_factor = 0.0;
+
+#define WATER
+#include <light_common.glsl>
+#include <apply_fog.glsl>
+#include <tonemapping.glsl>
+
+void main()
+{
+	//wave distortion
+	move_factor += (param[2].z * time);
+	move_factor = mod(move_factor, 1.0);
+	vec2 texture_coords = f_coord;
+	vec2 distorted_tex_coord = texture(dudvmap, vec2(texture_coords.x + move_factor, texture_coords.y)).rg * 0.1;
+	distorted_tex_coord = texture_coords + vec2(distorted_tex_coord.x , distorted_tex_coord.y + move_factor);
+	vec2 total_distorted_tex_coord = (texture(dudvmap, distorted_tex_coord).rg * 2.0 - 1.0 ) * param[2].y;
+	texture_coords += total_distorted_tex_coord;
+
+	vec4 tex_color = texture(diffuse, texture_coords);
+
+	vec3 fragcolor = ambient * 0.25;
+	
+	vec3 normal;
+	normal.xy = (texture(normalmap, texture_coords).rg * 2.0 - 1.0);
+	normal.z = sqrt(1.0 - clamp((dot(normal.xy, normal.xy)), 0.0, 1.0));
+	vec3 fragnormal = normalize(f_tbn * normalize(normal.xyz));
+	float reflectivity = param[1].z * texture(normalmap, texture_coords ).a;
+	float specularity = texture(specgloss, f_coord).r;
+	glossiness = texture(specgloss, f_coord).g * 8;
+	metalic = (texture(specgloss, f_coord).b > 0.5) ? true : false;
+	
+	fragcolor = apply_lights(fragcolor, fragnormal, tex_color.rgb, reflectivity, specularity, shadow_tone);
+
+	//fragcolor = mix(fragcolor, param[0].rgb, param[1].z);
+//	fragcolor = (fragcolor * tex_color.rgb * param[1].z) + (fragcolor * (1.0 - param[1].z)); //multiply
+	//fragcolor = ( max(fragcolor + param[0].rgb -1.0,0.0) * param[1].z + fragcolor * (1.0 - param[1].z)); //linear burn
+	//fragcolor = ( min(param[0].rgb,fragcolor) * param[1].z + fragcolor * (1.0 - param[1].z)); //darken
+
+	// fresnel effect
+	vec3 view_dir = normalize(vec3(0.0f, 0.0f, 0.0f) - f_pos.xyz);
+	float fresnel = pow ( dot (f_normal, view_dir), 0.2 );
+	float fresnel_inv = ((fresnel - 1.0 ) * -1.0 );
+	
+	vec4 color = vec4(apply_fog(clamp(fragcolor, 0.0, 1.0)), clamp((fresnel_inv + param[0].a), 0.0, 1.0));
+#if POSTFX_ENABLED
+    out_color = color;
+#else
+    out_color = tonemap(color);
+#endif
+#if MOTIONBLUR_ENABLED
+	{
+        vec2 a = (f_clip_future_pos.xy / f_clip_future_pos.w) * 0.5 + 0.5;;
+        vec2 b = (f_clip_pos.xy / f_clip_pos.w) * 0.5 + 0.5;;
+        
+        out_motion = vec4(a - b, 0.0f, 0.0f);
+	}
+#endif
+}