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typedef Point Triangle[3];
typedef struct VSparams VSparams;
typedef struct FSparams FSparams;
typedef struct SUparams SUparams;
typedef struct Shader Shader;
typedef struct Framebuf Framebuf;
typedef struct Framebufctl Framebufctl;
/* shader params */
struct VSparams
{
SUparams *su;
Point3 *p;
Point3 *n;
uint idx;
};
struct FSparams
{
SUparams *su;
Memimage *frag;
Point p;
Point3 bc;
uchar *cbuf;
};
/* shader unit params */
struct SUparams
{
Framebuf *fb;
OBJElem **b, **e;
int id;
Channel *donec;
double var_intensity[3];
uvlong uni_time;
Point3 (*vshader)(VSparams*);
Memimage *(*fshader)(FSparams*);
};
struct Shader
{
char *name;
Point3 (*vshader)(VSparams*);
Memimage *(*fshader)(FSparams*);
};
struct Framebuf
{
Memimage *cb;
Memimage *zb;
double *zbuf;
Lock zbuflk;
Memimage *nb; /* XXX DBG */
Rectangle r;
};
struct Framebufctl
{
Framebuf *fb[2];
uint idx;
Lock swplk;
void (*draw)(Framebufctl*, Memimage*, int);
void (*swap)(Framebufctl*);
void (*reset)(Framebufctl*);
};
typedef struct Stats Stats;
struct Stats
{
uvlong min, avg, max, acc, n, v;
};
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