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This is approximately (because it isn't complete or perfect) how it
should look like. Compare it with the current code and take a guess how
much work it is...
struct Pattern_Struct
{
unsigned short Type, Wave_Type, Flags;
int References;
SNGL Frequency, Phase;
SNGL Exponent;
WARP *Warps;
union
{
DENSITY_FILE *Density_File;
IMAGE *Pattern_Image;
VECTOR Gradient;
SNGL Agate_Turb_Scale;
short Num_of_Waves;
short Iterations;
short Arms;
struct
{
SNGL Mortar;
VECTOR Size;
} Brick;
struct
{
SNGL Control0, Control1;
} Quilted;
struct
{
DBL Size, UseCoords;
VECTOR Metric;
} Facets;
struct
{
VECTOR Form;
VECTOR Metric;
DBL Offset;
DBL Dim;
short IsSolid;
VECTOR *cv;
long lastseed;
VECTOR lastcenter;
} Crackle;
struct
{
VECTOR Slope_Vector, Altit_Vector;
short Slope_Base, Altit_Base;
SNGL Slope_Len, Altit_Len;
UV_VECT Slope_Mod, Altit_Mod;
} Slope;
struct
{
unsigned short Fn;
void *Data;
} Function;
PIGMENT *Pattern_Pigment;
} Vals;
};
enum PIGMENT_TYPE
{
NO_PIGMENT = 0,
COLOR_PIGMENT, // uses Colour
AVERAGE_PIGMENT, // uses Average_Map
UV_PIGMENT, // uses Blend_Map and Pigment
IMAGE_PIGMENT, // uses Image
PATTERN_PIGMENT // uses Blend_Map and TPat
};
struct Pigment_Struct
{
PIGMENT_TYPE Pigment_Type;
union
{
COLOUR Colour;
BLEND_MAP *Average_Map;
struct
{
BLEND_MAP *Blend_Map;
union
{
PIGMENT *Pigment;
TPATTERN *TPat;
};
};
IMAGE *Image;
};
};
enum NORMAL_TYPE
{
NO_NORMAL = 0,
IMAGE_NORMAL, // uses Image
PATTERN_NORMAL // uses TPat
};
struct Tnormal_Struct
{
NORMAL_TYPE Normal_Type;
SNGL Amount;
SNGL Delta;
union
{
IMAGE *Image;
TPATTERN *TPat;
};
};
struct Texture_Struct
{
TEXTURE *Next;
TEXTURE *Next_Material;
PIGMENT *Pigment;
TNORMAL *Tnormal;
FINISH *Finish;
TEXTURE *Materials;
int Num_Of_Mats;
};
struct Finish_Struct
{
SNGL Diffuse, Brilliance;
SNGL Specular, Roughness;
SNGL Phong, Phong_Size;
SNGL Irid, Irid_Film_Thickness, Irid_Turb;
SNGL Temp_Caustics, Temp_IOR, Temp_Dispersion,
Temp_Refract, Reflect_Exp;
SNGL Crand, Metallic;
RGB Ambient, Reflection_Max, Reflection_Min;
SNGL Reflection_Falloff;
int Reflection_Type;
SNGL Reflect_Metallic;
int Conserve_Energy;
};
____________________________________________________
Thorsten Froehlich, Duisburg, Germany
e-mail: tho### [at] trf de
Visit POV-Ray on the web: http://mac.povray.org
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