static void
general_composite_rect (pixman_implementation_t *imp,
- pixman_op_t op,
- pixman_image_t *src,
- pixman_image_t *mask,
- pixman_image_t *dest,
- int32_t src_x,
- int32_t src_y,
- int32_t mask_x,
- int32_t mask_y,
- int32_t dest_x,
- int32_t dest_y,
- int32_t width,
- int32_t height)
+ pixman_op_t op,
+ pixman_image_t * src,
+ pixman_image_t * mask,
+ pixman_image_t * dest,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
{
uint8_t stack_scanline_buffer[SCANLINE_BUFFER_LENGTH * 3];
- const pixman_format_code_t src_format = src->type == BITS ? src->bits.format : 0;
- const pixman_format_code_t mask_format = mask && mask->type == BITS ? mask->bits.format : 0;
- const pixman_format_code_t dest_format = dest->type == BITS ? dest->bits.format : 0;
- const int src_wide = PIXMAN_FORMAT_IS_WIDE(src_format);
- const int mask_wide = mask && PIXMAN_FORMAT_IS_WIDE(mask_format);
- const int dest_wide = PIXMAN_FORMAT_IS_WIDE(dest_format);
+ const pixman_format_code_t src_format =
+ src->type == BITS ? src->bits.format : 0;
+ const pixman_format_code_t mask_format =
+ mask && mask->type == BITS ? mask->bits.format : 0;
+ const pixman_format_code_t dest_format =
+ dest->type == BITS ? dest->bits.format : 0;
+ const int src_wide = PIXMAN_FORMAT_IS_WIDE (src_format);
+ const int mask_wide = mask && PIXMAN_FORMAT_IS_WIDE (mask_format);
+ const int dest_wide = PIXMAN_FORMAT_IS_WIDE (dest_format);
const int wide = src_wide || mask_wide || dest_wide;
const int Bpp = wide ? 8 : 4;
uint8_t *scanline_buffer = stack_scanline_buffer;
uint32_t *bits;
int32_t stride;
int i;
-
+
if (width * Bpp > SCANLINE_BUFFER_LENGTH)
{
scanline_buffer = pixman_malloc_abc (width, 3, Bpp);
-
+
if (!scanline_buffer)
return;
}
-
+
src_buffer = scanline_buffer;
mask_buffer = src_buffer + width * Bpp;
dest_buffer = mask_buffer + width * Bpp;
-
+
src_class = _pixman_image_classify (src,
- src_x, src_y,
- width, height);
-
+ src_x, src_y,
+ width, height);
+
mask_class = SOURCE_IMAGE_CLASS_UNKNOWN;
+
if (mask)
{
mask_class = _pixman_image_classify (mask,
- src_x, src_y,
- width, height);
+ src_x, src_y,
+ width, height);
}
-
+
if (op == PIXMAN_OP_CLEAR)
- fetch_src = NULL;
+ fetch_src = NULL;
else if (wide)
fetch_src = _pixman_image_get_scanline_64;
else
fetch_src = _pixman_image_get_scanline_32;
-
+
if (!mask || op == PIXMAN_OP_CLEAR)
fetch_mask = NULL;
else if (wide)
fetch_mask = _pixman_image_get_scanline_64;
else
fetch_mask = _pixman_image_get_scanline_32;
-
+
if (op == PIXMAN_OP_CLEAR || op == PIXMAN_OP_SRC)
fetch_dest = NULL;
else if (wide)
* the destination format.
*/
if (!wide &&
- !dest->common.alpha_map &&
- !dest->common.write_func &&
- (op == PIXMAN_OP_ADD || op == PIXMAN_OP_OVER) &&
- (dest->bits.format == PIXMAN_a8r8g8b8 ||
- dest->bits.format == PIXMAN_x8r8g8b8))
+ !dest->common.alpha_map &&
+ !dest->common.write_func &&
+ (op == PIXMAN_OP_ADD || op == PIXMAN_OP_OVER) &&
+ (dest->bits.format == PIXMAN_a8r8g8b8 ||
+ dest->bits.format == PIXMAN_x8r8g8b8))
{
store = NULL;
}
-
+
if (!store)
{
bits = dest->bits.bits;
bits = NULL;
stride = 0;
}
-
+
component_alpha =
- fetch_src &&
- fetch_mask &&
- mask &&
- mask->common.type == BITS &&
- mask->common.component_alpha &&
- PIXMAN_FORMAT_RGB (mask->bits.format);
-
+ fetch_src &&
+ fetch_mask &&
+ mask &&
+ mask->common.type == BITS &&
+ mask->common.component_alpha &&
+ PIXMAN_FORMAT_RGB (mask->bits.format);
+
if (wide)
{
if (component_alpha)
else
compose = _pixman_implementation_combine_32;
}
-
+
if (!compose)
return;
-
+
if (!fetch_mask)
mask_buffer = NULL;
-
+
for (i = 0; i < height; ++i)
{
/* fill first half of scanline with source */
/* fetch mask before source so that fetching of
source can be optimized */
fetch_mask (mask, mask_x, mask_y + i,
- width, (void *)mask_buffer, 0, 0);
-
+ width, (void *)mask_buffer, 0, 0);
+
if (mask_class == SOURCE_IMAGE_CLASS_HORIZONTAL)
fetch_mask = NULL;
}
-
+
if (src_class == SOURCE_IMAGE_CLASS_HORIZONTAL)
{
fetch_src (src, src_x, src_y + i,
- width, (void *)src_buffer, 0, 0);
+ width, (void *)src_buffer, 0, 0);
fetch_src = NULL;
}
else
{
fetch_src (src, src_x, src_y + i,
- width, (void *)src_buffer, (void *)mask_buffer,
- 0xffffffff);
+ width, (void *)src_buffer, (void *)mask_buffer,
+ 0xffffffff);
}
}
else if (fetch_mask)
{
fetch_mask (mask, mask_x, mask_y + i,
- width, (void *)mask_buffer, 0, 0);
+ width, (void *)mask_buffer, 0, 0);
}
-
+
if (store)
{
/* fill dest into second half of scanline */
if (fetch_dest)
+ {
fetch_dest (dest, dest_x, dest_y + i,
- width, (void *)dest_buffer, 0, 0);
-
+ width, (void *)dest_buffer, 0, 0);
+ }
+
/* blend */
- compose (imp->toplevel, op, (void *)dest_buffer, (void *)src_buffer, (void *)mask_buffer, width);
-
+ compose (imp->toplevel, op,
+ (void *)dest_buffer,
+ (void *)src_buffer,
+ (void *)mask_buffer,
+ width);
+
/* write back */
store (&(dest->bits), dest_x, dest_y + i, width,
- (void *)dest_buffer);
+ (void *)dest_buffer);
}
else
{
/* blend */
- compose (imp->toplevel, op, bits + (dest_y + i) * stride +
- dest_x,
- (void *)src_buffer, (void *)mask_buffer, width);
+ compose (imp->toplevel, op,
+ bits + (dest_y + i) * stride + dest_x,
+ (void *)src_buffer, (void *)mask_buffer, width);
}
}
-
+
if (scanline_buffer != stack_scanline_buffer)
free (scanline_buffer);
}
static void
-general_composite (pixman_implementation_t * imp,
- pixman_op_t op,
- pixman_image_t * src,
- pixman_image_t * mask,
- pixman_image_t * dest,
- int32_t src_x,
- int32_t src_y,
- int32_t mask_x,
- int32_t mask_y,
- int32_t dest_x,
- int32_t dest_y,
- int32_t width,
- int32_t height)
+general_composite (pixman_implementation_t * imp,
+ pixman_op_t op,
+ pixman_image_t * src,
+ pixman_image_t * mask,
+ pixman_image_t * dest,
+ int32_t src_x,
+ int32_t src_y,
+ int32_t mask_x,
+ int32_t mask_y,
+ int32_t dest_x,
+ int32_t dest_y,
+ int32_t width,
+ int32_t height)
{
_pixman_walk_composite_region (imp, op, src, mask, dest, src_x, src_y,
- mask_x, mask_y, dest_x, dest_y, width, height,
- general_composite_rect);
+ mask_x, mask_y, dest_x, dest_y,
+ width, height,
+ general_composite_rect);
}
static pixman_bool_t
general_blt (pixman_implementation_t *imp,
- uint32_t *src_bits,
- uint32_t *dst_bits,
- int src_stride,
- int dst_stride,
- int src_bpp,
- int dst_bpp,
- int src_x, int src_y,
- int dst_x, int dst_y,
- int width, int height)
+ uint32_t * src_bits,
+ uint32_t * dst_bits,
+ int src_stride,
+ int dst_stride,
+ int src_bpp,
+ int dst_bpp,
+ int src_x,
+ int src_y,
+ int dst_x,
+ int dst_y,
+ int width,
+ int height)
{
/* We can't blit unless we have sse2 or mmx */
-
+
return FALSE;
}
static pixman_bool_t
general_fill (pixman_implementation_t *imp,
- uint32_t *bits,
- int stride,
- int bpp,
- int x,
- int y,
- int width,
- int height,
- uint32_t xor)
+ uint32_t * bits,
+ int stride,
+ int bpp,
+ int x,
+ int y,
+ int width,
+ int height,
+ uint32_t xor)
{
return FALSE;
}
_pixman_setup_combiner_functions_32 (imp);
_pixman_setup_combiner_functions_64 (imp);
-
+
imp->composite = general_composite;
imp->blt = general_blt;
imp->fill = general_fill;
-
+
return imp;
}
+
projects / profile / ivi / pixman.git / commitdiff