// Persistence of Vision Ray Tracer version 3.5 Include File // File: skies.inc // Last updated: 2001.7.24 // Description: Sky textures, sky_spheres, and sky objects. #ifndef(Skies_Inc_Temp) #declare Skies_Inc_Temp = version; #version 3.5; #ifdef(View_POV_Include_Stack) #debug "including skies.inc\n" #end /* Persistence of Vision Raytracer Version 3.1 Contents: Pigments: (building blocks for the stuff below) P_Cloud1 pigment layer, contains clear regions. Use with background. P_Cloud2 pigment layer, contains clear regions. Use with background. P_Cloud3 pigment layer, contains clear regions. Use with background. SkySpheres: S_Cloud1 sky_sphere, uses P_Cloud2. S_Cloud2 sky_sphere uses P_Cloud2. S_Cloud3 sky_sphere uses P_Cloud3. S_Cloud4 sky_sphere uses P_Cloud3. S_Cloud5 sky_sphere. Opaque. Textures: T_Cloud1 2-layer texture using P_Cloud1 pigment, contains clear regions. T_Cloud2 1-layer texture, contains clear regions. T_Cloud3 2-layer texture, contains clear regions. Objects: O_Cloud1 sphere, radius 10000 with T_Cloud1 texture. O_Cloud2 union of 2 planes, with T_Cloud2 and T_Cloud3. */ #declare P_Cloud1 = pigment { bozo turbulence 0.65 octaves 6 omega 0.7 lambda 2 color_map { [0.0, 0.1 color red 0.85 green 0.85 blue 0.85 color red 0.75 green 0.75 blue 0.75] [0.1, 0.5 color red 0.75 green 0.75 blue 0.75 color Clear] [0.5, 1.001 color Clear color Clear] } scale <6, 1, 6> } #declare P_Cloud2 = pigment { wrinkles turbulence 0.65 octaves 6 omega 0.7 lambda 2 color_map { [0.0, 0.1 color red 0.85 green 0.85 blue 0.85 color red 0.75 green 0.75 blue 0.75] [0.1, 0.5 color red 0.75 green 0.75 blue 0.75 color rgb <0.258, 0.258, 0.435> ] [0.5, 1.001 color rgb <0.258, 0.258, 0.435> color rgb <0.258, 0.258, 0.435> ] } scale <6, 1, 6> } #declare P_Cloud3 = pigment { bozo color_map { [0.0, 0.1 color red 0.85 green 0.85 blue 0.85 color red 0.55 green 0.60 blue 0.65] [0.1, 0.5 color red 0.55 green 0.60 blue 0.65 color rgb <0.184, 0.184, 0.309> ] [0.5, 1.001 color rgb <0.184, 0.184, 0.309> color rgb <0.1, 0.1, 0.2>] } turbulence 0.65 octaves 6 omega 0.707 lambda 2 scale <6, 4, 6> } #declare P_Cloud4 = pigment { wrinkles turbulence 0.1 lambda 2.2 omega 0.707 color_map { [0.20 SkyBlue * 0.85 ] [0.50 White ] [1.00 Gray70 ] } scale <0.5, 0.15, 1> } #declare S_Cloud1 = sky_sphere { pigment { gradient y pigment_map { [0.01 rgb <0.847, 0.749, 0.847> ] // horizon [0.25 P_Cloud2 scale 0.25 rotate z*5] [0.60 P_Cloud3 scale <0.25, 0.15, 0.25> rotate z*10] } } } #declare S_Cloud2 = sky_sphere { pigment { gradient y pigment_map { [0.00 rgb <0.847, 0.749, 0.847> ] // horizon [0.10 SkyBlue ] // horizon [0.20 P_Cloud4 ] } } } #declare S_Cloud3 = sky_sphere { pigment { gradient y pigment_map { [0.10 rgb <0.258, 0.258, 0.435> ] [0.25 P_Cloud2 scale 0.15 ] } } } #declare S_Cloud4 = sky_sphere { pigment { gradient y pigment_map { [0.00 rgb <0.184, 0.184, 0.309> ] [0.15 P_Cloud3 scale <0.05, 0.40, 0.05> rotate z*30 ] [0.45 P_Cloud3 scale <0.25, 0.15, 0.50> ] } } } #declare S_Cloud5 = sky_sphere { pigment { rgb <0.258, 0.258, 0.435> } pigment { bozo turbulence 1.5 octaves 10 omega .5 lambda 2.5 color_map { [0.0, 0.5 color rgbt<.75, .75, .75, 0> color rgbt<.9, .9, .9, .9> ] [0.5, 0.7 color rgbt<.9, .9, .9, .9> color rgbt<1, 1, 1, 1> ] [0.7, 1.0 color rgbt<1, 1, 1, 1> color rgbt<1, 1, 1, 1> ] } scale <1, 0.3, 10> } pigment { bozo turbulence 0.6 octaves 10 omega .5 lambda 2.5 color_map { [0.0, 0.4 color rgbt<.75, .75, .75, 0> color rgbt<.9, .9, .9, .9> ] [0.4, 0.7 color rgbt<.9, .9, .9, .9> color rgbt<1, 1, 1, 1> ] [0.7, 1.0 color rgbt<1, 1, 1, 1> color rgbt<1, 1, 1, 1> ] } scale <1, 0.3, 10> } pigment { bozo turbulence 0.8 octaves 10 omega .5 lambda 2.5 color_map { [0.0, 0.4 color rgbt<.75, .75, .75, 0> color rgbt<.9, .9, .9, .9> ] [0.4, 0.6 color rgbt<.9, .9, .9, .9> color rgbt<1, 1, 1, 1> ] [0.6, 1.0 color rgbt<1, 1, 1, 1> color rgbt<1, 1, 1, 1> ] } scale <1, 0.3, 10> } } // *********************************** // Bill Pulver's FBM Clouds // A three-layer cloud texture. // *********************************** #declare T_Cloud1 = texture { // The upper part of the clouds pigment { P_Cloud1 } finish { ambient 1.0 diffuse 0 } } texture { // The darker underside of the clouds pigment { P_Cloud1 translate -0.15*y } finish { ambient 0.6 diffuse 0 } } // T_Cloud1 mapped onto a sphere #declare O_Cloud1 = sphere { <0,0,0>, 10000 texture { T_Cloud1 scale 1000 } } // *********************************** // Darin Dugger's "Kite" clouds // *********************************** #declare T_Cloud2 = texture { pigment { bozo turbulence 1.5 octaves 10 omega .5 lambda 2.5 color_map { [0.0, 0.5 color rgbt<.75, .75, .75, 0> color rgbt<.9, .9, .9, .9> ] [0.5, 0.7 color rgbt<.9, .9, .9, .9> color rgbt<1, 1, 1, 1> ] [0.7, 1.0 color rgbt<1, 1, 1, 1> color rgbt<1, 1, 1, 1> ] } } finish { ambient 0.9 diffuse 0.1 } } #declare T_Cloud3 = texture { pigment { bozo turbulence 0.8 //0.6 octaves 10 omega .5 lambda 2.5 color_map { [0.0, 0.4 color rgbt<.75, .75, .75, 0> color rgbt<.9, .9, .9, .9> ] [0.4, 0.7 color rgbt<.9, .9, .9, .9> color rgbt<1, 1, 1, 1> ] [0.7, 1.0 color rgbt<1, 1, 1, 1> color rgbt<1, 1, 1, 1> ] } } finish { ambient 1.0 diffuse 0.0 } } texture { pigment { bozo turbulence 0.8 //0.6 octaves 10 omega .5 lambda 2.5 color_map { [0.0, 0.4 color rgbt<.75, .75, .75, 0> color rgbt<.9, .9, .9, .9> ] [0.4, 0.6 color rgbt<.9, .9, .9, .9> color rgbt<1, 1, 1, 1> ] [0.6, 1.0 color rgbt<1, 1, 1, 1> color rgbt<1, 1, 1, 1> ] } } finish { ambient 0.95 diffuse 0.0 } scale .9 translate y*-0.15 } // Darin Dugger's DD_Cloud_Sky texture mapped onto a pair of planes // NOTE: Lowest plane is at y=500 #declare O_Cloud2 = union { plane { y, 500 texture { T_Cloud3 scale 600 } } plane { y, 3000 texture { T_Cloud2 scale <900,1,6000> translate x*3000 rotate -30*y } } } #version Skies_Inc_Temp; #end