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#ifndef SNA_RENDER_INLINE_H
#define SNA_RENDER_INLINE_H
static inline bool need_tiling(struct sna *sna, int16_t width, int16_t height)
{
/* Is the damage area too large to fit in 3D pipeline,
* and so do we need to split the operation up into tiles?
*/
return (width > sna->render.max_3d_size ||
height > sna->render.max_3d_size);
}
static inline bool need_redirect(struct sna *sna, PixmapPtr dst)
{
/* Is the pixmap too large to render to? */
return (dst->drawable.width > sna->render.max_3d_size ||
dst->drawable.height > sna->render.max_3d_size);
}
static inline int vertex_space(struct sna *sna)
{
return sna->render.vertex_size - sna->render.vertex_used;
}
static inline void vertex_emit(struct sna *sna, float v)
{
assert(sna->render.vertex_used < sna->render.vertex_size);
sna->render.vertices[sna->render.vertex_used++] = v;
}
static inline void vertex_emit_2s(struct sna *sna, int16_t x, int16_t y)
{
int16_t *v = (int16_t *)&sna->render.vertices[sna->render.vertex_used++];
assert(sna->render.vertex_used <= sna->render.vertex_size);
v[0] = x;
v[1] = y;
}
static inline float pack_2s(int16_t x, int16_t y)
{
union {
struct sna_coordinate p;
float f;
} u;
u.p.x = x;
u.p.y = y;
return u.f;
}
static inline int batch_space(struct sna *sna)
{
assert(sna->kgem.nbatch <= KGEM_BATCH_SIZE(&sna->kgem));
assert(sna->kgem.nbatch + KGEM_BATCH_RESERVED <= sna->kgem.surface);
return sna->kgem.surface - sna->kgem.nbatch - KGEM_BATCH_RESERVED;
}
static inline void batch_emit(struct sna *sna, uint32_t dword)
{
assert(sna->kgem.mode != KGEM_NONE);
assert(sna->kgem.nbatch + KGEM_BATCH_RESERVED < sna->kgem.surface);
sna->kgem.batch[sna->kgem.nbatch++] = dword;
}
static inline void batch_emit_float(struct sna *sna, float f)
{
union {
uint32_t dw;
float f;
} u;
u.f = f;
batch_emit(sna, u.dw);
}
static inline bool
is_gpu(DrawablePtr drawable)
{
struct sna_pixmap *priv = sna_pixmap_from_drawable(drawable);
if (priv == NULL || priv->clear)
return false;
if (priv->cpu_damage == NULL)
return true;
if (priv->gpu_damage && !priv->gpu_bo->proxy)
return true;
if (priv->cpu_bo && kgem_bo_is_busy(priv->cpu_bo))
return true;
return priv->gpu_bo && kgem_bo_is_busy(priv->gpu_bo);
}
static inline bool
too_small(struct sna_pixmap *priv)
{
assert(priv);
if (priv->gpu_bo)
return false;
if (priv->cpu_bo && kgem_bo_is_busy(priv->cpu_bo))
return false;
return (priv->create & KGEM_CAN_CREATE_GPU) == 0;
}
static inline bool
unattached(DrawablePtr drawable)
{
struct sna_pixmap *priv = sna_pixmap_from_drawable(drawable);
return priv == NULL || (priv->gpu_damage == NULL && priv->cpu_damage);
}
static inline bool
picture_is_gpu(PicturePtr picture)
{
if (!picture || !picture->pDrawable)
return false;
return is_gpu(picture->pDrawable);
}
static inline bool sna_blt_compare_depth(DrawablePtr src, DrawablePtr dst)
{
if (src->depth == dst->depth)
return true;
/* Also allow for the alpha to be discarded on a copy */
if (src->bitsPerPixel != dst->bitsPerPixel)
return false;
if (dst->depth == 24 && src->depth == 32)
return true;
/* Note that a depth-16 pixmap is r5g6b5, not x1r5g5b5. */
return false;
}
static inline struct kgem_bo *
sna_render_get_alpha_gradient(struct sna *sna)
{
return kgem_bo_reference(sna->render.alpha_cache.cache_bo);
}
static inline void
sna_render_picture_extents(PicturePtr p, BoxRec *box)
{
box->x1 = p->pDrawable->x;
box->y1 = p->pDrawable->y;
box->x2 = bound(box->x1, p->pDrawable->width);
box->y2 = bound(box->y1, p->pDrawable->height);
if (box->x1 < p->pCompositeClip->extents.x1)
box->x1 = p->pCompositeClip->extents.x1;
if (box->y1 < p->pCompositeClip->extents.y1)
box->y1 = p->pCompositeClip->extents.y1;
if (box->x2 > p->pCompositeClip->extents.x2)
box->x2 = p->pCompositeClip->extents.x2;
if (box->y2 > p->pCompositeClip->extents.y2)
box->y2 = p->pCompositeClip->extents.y2;
assert(box->x2 > box->x1 && box->y2 > box->y1);
}
static inline void
sna_render_reduce_damage(struct sna_composite_op *op,
int dst_x, int dst_y,
int width, int height)
{
BoxRec r;
if (op->damage == NULL || *op->damage == NULL)
return;
if (DAMAGE_IS_ALL(*op->damage)) {
DBG(("%s: damage-all, dicarding damage\n",
__FUNCTION__));
op->damage = NULL;
return;
}
if (width == 0 || height == 0)
return;
r.x1 = dst_x + op->dst.x;
r.x2 = r.x1 + width;
r.y1 = dst_y + op->dst.y;
r.y2 = r.y1 + height;
if (sna_damage_contains_box__no_reduce(*op->damage, &r)) {
DBG(("%s: damage contains render extents, dicarding damage\n",
__FUNCTION__));
op->damage = NULL;
}
}
inline static uint32_t
color_convert(uint32_t pixel,
uint32_t src_format,
uint32_t dst_format)
{
DBG(("%s: src=%08x [%08x]\n", __FUNCTION__, pixel, src_format));
if (src_format != dst_format) {
uint16_t red, green, blue, alpha;
if (!sna_get_rgba_from_pixel(pixel,
&red, &green, &blue, &alpha,
src_format))
return 0;
if (!sna_get_pixel_from_rgba(&pixel,
red, green, blue, alpha,
dst_format))
return 0;
}
DBG(("%s: dst=%08x [%08x]\n", __FUNCTION__, pixel, dst_format));
return pixel;
}
inline static bool dst_use_gpu(PixmapPtr pixmap)
{
struct sna_pixmap *priv = sna_pixmap(pixmap);
if (priv == NULL)
return false;
if (priv->gpu_damage && !priv->clear &&
(!priv->cpu || !priv->cpu_damage || kgem_bo_is_busy(priv->gpu_bo)))
return true;
return priv->cpu_bo && kgem_bo_is_busy(priv->cpu_bo);
}
inline static bool dst_is_cpu(PixmapPtr pixmap)
{
struct sna_pixmap *priv = sna_pixmap(pixmap);
return priv == NULL || DAMAGE_IS_ALL(priv->cpu_damage);
}
#endif /* SNA_RENDER_INLINE_H */
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