/* Assumes all values are within bounds -- no checking at this level -
* do it higher up if required.
*/
static void
i915_surface_copy_blitter(struct pipe_context *pipe,
struct pipe_resource *dst, unsigned dst_level,
unsigned dstx, unsigned dsty, unsigned dstz,
struct pipe_resource *src, unsigned src_level,
const struct pipe_box *src_box)
{
struct i915_texture *dst_tex = i915_texture(dst);
struct i915_texture *src_tex = i915_texture(src);
struct pipe_resource *dpt = &dst_tex->b.b;
struct pipe_resource *spt = &src_tex->b.b;
unsigned dst_offset, src_offset; /* in bytes */
/* Fallback for buffers. */
if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
util_resource_copy_region(pipe, dst, dst_level, dstx, dsty, dstz,
src, src_level, src_box);
return;
}
/* XXX cannot copy 3d regions at this time */
assert(src_box->depth == 1);
if (dst->target != PIPE_TEXTURE_CUBE &&
dst->target != PIPE_TEXTURE_3D)
assert(dstz == 0);
dst_offset = i915_texture_offset(dst_tex, dst_level, dstz);
if (src->target != PIPE_TEXTURE_CUBE &&
src->target != PIPE_TEXTURE_3D)
assert(src_box->z == 0);
src_offset = i915_texture_offset(src_tex, src_level, src_box->z);
assert( util_format_get_blocksize(dpt->format) == util_format_get_blocksize(spt->format) );
assert( util_format_get_blockwidth(dpt->format) == util_format_get_blockwidth(spt->format) );
assert( util_format_get_blockheight(dpt->format) == util_format_get_blockheight(spt->format) );
assert( util_format_get_blockwidth(dpt->format) == 1 );
assert( util_format_get_blockheight(dpt->format) == 1 );
i915_copy_blit( i915_context(pipe),
util_format_get_blocksize(dpt->format),
(unsigned short) src_tex->stride, src_tex->buffer, src_offset,
(unsigned short) dst_tex->stride, dst_tex->buffer, dst_offset,
(short) src_box->x, (short) src_box->y, (short) dstx, (short) dsty,
(short) src_box->width, (short) src_box->height );
}
/* Assumes all values are within bounds -- no checking at this level -
* do it higher up if required.
*/
static void
i915_surface_copy(struct pipe_context *pipe,
struct pipe_surface *dst,
unsigned dstx, unsigned dsty,
struct pipe_surface *src,
unsigned srcx, unsigned srcy, unsigned width, unsigned height)
{
struct i915_texture *dst_tex = (struct i915_texture *)dst->texture;
struct i915_texture *src_tex = (struct i915_texture *)src->texture;
assert( dst != src );
assert( dst_tex->base.block.size == src_tex->base.block.size );
assert( dst_tex->base.block.width == src_tex->base.block.height );
assert( dst_tex->base.block.height == src_tex->base.block.height );
assert( dst_tex->base.block.width == 1 );
assert( dst_tex->base.block.height == 1 );
i915_copy_blit( i915_context(pipe),
FALSE,
dst_tex->base.block.size,
(unsigned short) src_tex->stride, src_tex->buffer, src->offset,
(unsigned short) dst_tex->stride, dst_tex->buffer, dst->offset,
(short) srcx, (short) srcy, (short) dstx, (short) dsty, (short) width, (short) height );
}