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isl: Add isl_surf_get_array_pitch_el()

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Will be needed to program SurfaceQPitch for Skylake 1D arrays.
This commit is contained in:
Chad Versace 2016-01-05 14:30:23 -08:00
parent c1e890541e
commit e05b307942
1 changed files with 31 additions and 0 deletions
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31
src/isl/isl.h
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@ -967,6 +967,27 @@ isl_surf_get_image_alignment_sa(const struct isl_surf *surf)
};
}
/**
* Pitch between vertically adjacent surface elements, in bytes.
*/
static inline uint32_t
isl_surf_get_row_pitch(const struct isl_surf *surf)
{
return surf->row_pitch;
}
/**
* Pitch between vertically adjacent surface elements, in units of surface elements.
*/
static inline uint32_t
isl_surf_get_row_pitch_el(const struct isl_surf *surf)
{
const struct isl_format_layout *fmtl = isl_format_get_layout(surf->format);
assert(surf->row_pitch % fmtl->bs == 0);
return surf->row_pitch / fmtl->bs;
}
/**
* Pitch between physical array slices, in rows of surface elements.
*/
@ -976,6 +997,16 @@ isl_surf_get_array_pitch_el_rows(const struct isl_surf *surf)
return surf->array_pitch_el_rows;
}
/**
* Pitch between physical array slices, in units of surface elements.
*/
static inline uint32_t
isl_surf_get_array_pitch_el(const struct isl_surf *surf)
{
return isl_surf_get_array_pitch_el_rows(surf) *
isl_surf_get_row_pitch_el(surf);
}
/**
* Pitch between physical array slices, in rows of surface samples.
*/