Blender
V3.3
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Go to the source code of this file.
Classes | |
struct | ZSpan |
Typedefs | |
typedef struct ZSpan | ZSpan |
Functions | |
void | zbuf_alloc_span (struct ZSpan *zspan, int rectx, int recty) |
void | zbuf_free_span (struct ZSpan *zspan) |
void | zspan_scanconvert (struct ZSpan *zspan, void *handle, float *v1, float *v2, float *v3, void(*func)(void *, int, int, float, float)) |
Each Z-buffer has coordinates transformed to local rect coordinates, so we can simply clip.
Definition at line 31 of file zbuf.c.
References MEM_mallocN, ZSpan::rectx, ZSpan::recty, ZSpan::span1, and ZSpan::span2.
Definition at line 42 of file zbuf.c.
References MEM_SAFE_FREE, ZSpan::span1, and ZSpan::span2.
void zspan_scanconvert | ( | struct ZSpan * | zspan, |
void * | handle, | ||
float * | v1, | ||
float * | v2, | ||
float * | v3, | ||
void(*)(void *, int, int, float, float) | func | ||
) |
Scan-convert for strand triangles, calls function for each x, y coordinate and gives UV barycentrics and z.
Definition at line 159 of file zbuf.c.
References double(), blender::math::floor(), max_ff(), max_ii(), ZSpan::maxp2, ZSpan::maxy1, ZSpan::maxy2, min_ff(), min_ii(), ZSpan::minp2, ZSpan::miny1, ZSpan::miny2, NULL, ZSpan::rectx, ZSpan::span1, ZSpan::span2, v, v1, v2, x, x2, y, y1, zbuf_add_to_span(), and zbuf_init_span().
Referenced by blender::render::texturemargin::TextureMarginMap::rasterize_tri(), and RE_bake_pixels_populate().