static void
i915_clear_render_target_blitter(struct pipe_context *pipe,
struct pipe_surface *dst,
const union pipe_color_union *color,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height)
{
struct i915_texture *tex = i915_texture(dst->texture);
struct pipe_resource *pt = &tex->b.b;
union util_color uc;
unsigned offset = i915_texture_offset(tex, dst->u.tex.level, dst->u.tex.first_layer);
assert(util_format_get_blockwidth(pt->format) == 1);
assert(util_format_get_blockheight(pt->format) == 1);
util_pack_color(color->f, dst->format, &uc);
i915_fill_blit( i915_context(pipe),
util_format_get_blocksize(pt->format),
XY_COLOR_BLT_WRITE_ALPHA | XY_COLOR_BLT_WRITE_RGB,
(unsigned short) tex->stride,
tex->buffer, offset,
(short) dstx, (short) dsty,
(short) width, (short) height,
uc.ui );
}
static void
i915_surface_fill(struct pipe_context *pipe,
struct pipe_surface *dst,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height, unsigned value)
{
struct i915_texture *tex = (struct i915_texture *)dst->texture;
assert(tex->base.block.width == 1);
assert(tex->base.block.height == 1);
i915_fill_blit( i915_context(pipe),
tex->base.block.size,
(unsigned short) tex->stride,
tex->buffer, dst->offset,
(short) dstx, (short) dsty,
(short) width, (short) height,
value );
}
static void
i915_clear_depth_stencil_blitter(struct pipe_context *pipe,
struct pipe_surface *dst,
unsigned clear_flags,
double depth,
unsigned stencil,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height,
bool render_condition_enabled)
{
struct i915_texture *tex = i915_texture(dst->texture);
struct pipe_resource *pt = &tex->b.b;
unsigned packedds;
unsigned mask = 0;
unsigned offset = i915_texture_offset(tex, dst->u.tex.level, dst->u.tex.first_layer);
assert(util_format_get_blockwidth(pt->format) == 1);
assert(util_format_get_blockheight(pt->format) == 1);
packedds = util_pack_z_stencil(dst->format, depth, stencil);
if (clear_flags & PIPE_CLEAR_DEPTH)
mask |= XY_COLOR_BLT_WRITE_RGB;
/* XXX presumably this does read-modify-write
(otherwise this won't work anyway). Hence will only want to
do it if really have stencil and it isn't cleared */
if ((clear_flags & PIPE_CLEAR_STENCIL) ||
(dst->format != PIPE_FORMAT_Z24_UNORM_S8_UINT))
mask |= XY_COLOR_BLT_WRITE_ALPHA;
i915_fill_blit( i915_context(pipe),
util_format_get_blocksize(pt->format),
mask,
(unsigned short) tex->stride,
tex->buffer, offset,
(short) dstx, (short) dsty,
(short) width, (short) height,
packedds );
}
