* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
+#ifdef HAVE_CONFIG_H
#include <config.h>
+#endif
#include <stdlib.h>
#include <string.h>
#include <math.h>
-#include <assert.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "pixman-private.h"
-#include "pixman-vmx.h"
-#include "pixman-arm-simd.h"
-#include "pixman-combine32.h"
-#include "pixman-private.h"
-
static void
-general_combine_32 (pixman_implementation_t *imp, pixman_op_t op,
- uint32_t *dest, const uint32_t *src, const uint32_t *mask,
- int width)
+general_src_iter_init (pixman_implementation_t *imp, pixman_iter_t *iter)
{
- CombineFunc32 f = pixman_composeFunctions.combineU[op];
-
- f (dest, src, mask, width);
+ pixman_image_t *image = iter->image;
+
+ if (image->type == SOLID)
+ _pixman_solid_fill_iter_init (image, iter);
+ else if (image->type == LINEAR)
+ _pixman_linear_gradient_iter_init (image, iter);
+ else if (image->type == RADIAL)
+ _pixman_radial_gradient_iter_init (image, iter);
+ else if (image->type == CONICAL)
+ _pixman_conical_gradient_iter_init (image, iter);
+ else if (image->type == BITS)
+ _pixman_bits_image_src_iter_init (image, iter);
+ else
+ _pixman_log_error (FUNC, "Pixman bug: unknown image type\n");
}
static void
-general_combine_32_ca (pixman_implementation_t *imp, pixman_op_t op,
- uint32_t *dest, const uint32_t *src, const uint32_t *mask,
- int width)
+general_dest_iter_init (pixman_implementation_t *imp, pixman_iter_t *iter)
{
- CombineFunc32 f = pixman_composeFunctions.combineC[op];
-
- f (dest, src, mask, width);
+ if (iter->image->type == BITS)
+ {
+ _pixman_bits_image_dest_iter_init (iter->image, iter);
+ }
+ else
+ {
+ _pixman_log_error (FUNC, "Trying to write to a non-writable image");
+ }
}
-static void
-general_combine_64 (pixman_implementation_t *imp, pixman_op_t op,
- uint64_t *dest, const uint64_t *src, const uint64_t *mask,
- int width)
+typedef struct op_info_t op_info_t;
+struct op_info_t
{
- CombineFunc64 f = pixman_composeFunctions64.combineU[op];
-
- f (dest, src, mask, width);
-}
+ uint8_t src, dst;
+};
-static void
-general_combine_64_ca (pixman_implementation_t *imp, pixman_op_t op,
- uint64_t *dest, const uint64_t *src, const uint64_t *mask,
- int width)
+#define ITER_IGNORE_BOTH \
+ (ITER_IGNORE_ALPHA | ITER_IGNORE_RGB | ITER_LOCALIZED_ALPHA)
+
+static const op_info_t op_flags[PIXMAN_N_OPERATORS] =
{
- CombineFunc64 f = pixman_composeFunctions64.combineC[op];
-
- f (dest, src, mask, width);
-}
+ /* Src Dst */
+ { ITER_IGNORE_BOTH, ITER_IGNORE_BOTH }, /* CLEAR */
+ { ITER_LOCALIZED_ALPHA, ITER_IGNORE_BOTH }, /* SRC */
+ { ITER_IGNORE_BOTH, ITER_LOCALIZED_ALPHA }, /* DST */
+ { 0, ITER_LOCALIZED_ALPHA }, /* OVER */
+ { ITER_LOCALIZED_ALPHA, 0 }, /* OVER_REVERSE */
+ { ITER_LOCALIZED_ALPHA, ITER_IGNORE_RGB }, /* IN */
+ { ITER_IGNORE_RGB, ITER_LOCALIZED_ALPHA }, /* IN_REVERSE */
+ { ITER_LOCALIZED_ALPHA, ITER_IGNORE_RGB }, /* OUT */
+ { ITER_IGNORE_RGB, ITER_LOCALIZED_ALPHA }, /* OUT_REVERSE */
+ { 0, 0 }, /* ATOP */
+ { 0, 0 }, /* ATOP_REVERSE */
+ { 0, 0 }, /* XOR */
+ { ITER_LOCALIZED_ALPHA, ITER_LOCALIZED_ALPHA }, /* ADD */
+ { 0, 0 }, /* SATURATE */
+};
#define SCANLINE_BUFFER_LENGTH 8192
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_composite_info_t *info)
{
- return_if_fail (src != NULL);
- return_if_fail (dest != NULL);
-
- uint8_t stack_scanline_buffer[SCANLINE_BUFFER_LENGTH * 3];
- const pixman_format_code_t srcFormat = src->type == BITS ? src->bits.format : 0;
- const pixman_format_code_t maskFormat = mask && mask->type == BITS ? mask->bits.format : 0;
- const pixman_format_code_t destFormat = dest->type == BITS ? dest->bits.format : 0;
- const int srcWide = PIXMAN_FORMAT_16BPC(srcFormat);
- const int maskWide = mask && PIXMAN_FORMAT_16BPC(maskFormat);
- const int destWide = PIXMAN_FORMAT_16BPC(destFormat);
- const int wide = srcWide || maskWide || destWide;
- const int Bpp = wide ? 8 : 4;
- uint8_t *scanline_buffer = stack_scanline_buffer;
+ PIXMAN_COMPOSITE_ARGS (info);
+ uint64_t stack_scanline_buffer[(SCANLINE_BUFFER_LENGTH * 3 + 7) / 8];
+ uint8_t *scanline_buffer = (uint8_t *) stack_scanline_buffer;
uint8_t *src_buffer, *mask_buffer, *dest_buffer;
- scanFetchProc fetchSrc = NULL, fetchMask = NULL, fetchDest = NULL;
+ pixman_iter_t src_iter, mask_iter, dest_iter;
pixman_combine_32_func_t compose;
- scanStoreProc store;
- source_pict_class_t srcClass, maskClass;
pixman_bool_t component_alpha;
- uint32_t *bits;
- int32_t stride;
+ iter_flags_t narrow, src_flags;
+ int Bpp;
int i;
-
+
+ if ((src_image->common.flags & FAST_PATH_NARROW_FORMAT) &&
+ (!mask_image || mask_image->common.flags & FAST_PATH_NARROW_FORMAT) &&
+ (dest_image->common.flags & FAST_PATH_NARROW_FORMAT))
+ {
+ narrow = ITER_NARROW;
+ Bpp = 4;
+ }
+ else
+ {
+ narrow = 0;
+ Bpp = 8;
+ }
+
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;
-
- srcClass = _pixman_image_classify (src,
- src_x, src_y,
- width, height);
-
- maskClass = SOURCE_IMAGE_CLASS_UNKNOWN;
- if (mask)
- {
- maskClass = _pixman_image_classify (mask,
- src_x, src_y,
- width, height);
- }
-
- if (op == PIXMAN_OP_CLEAR)
- fetchSrc = NULL;
- else if (wide)
- fetchSrc = _pixman_image_get_scanline_64;
- else
- fetchSrc = _pixman_image_get_scanline_32;
-
- if (!mask || op == PIXMAN_OP_CLEAR)
- fetchMask = NULL;
- else if (wide)
- fetchMask = _pixman_image_get_scanline_64;
- else
- fetchMask = _pixman_image_get_scanline_32;
-
- if (op == PIXMAN_OP_CLEAR || op == PIXMAN_OP_SRC)
- fetchDest = NULL;
- else if (wide)
- fetchDest = _pixman_image_get_scanline_64;
- else
- fetchDest = _pixman_image_get_scanline_32;
- if (wide)
- store = _pixman_image_store_scanline_64;
- else
- store = _pixman_image_store_scanline_32;
-
- /* Skip the store step and composite directly into the
- * destination if the output format of the compose func matches
- * 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))
- {
- store = NULL;
- }
-
- if (!store)
- {
- bits = dest->bits.bits;
- stride = dest->bits.rowstride;
- }
- else
+ /* src iter */
+ src_flags = narrow | op_flags[op].src;
+
+ _pixman_implementation_src_iter_init (imp->toplevel, &src_iter, src_image,
+ src_x, src_y, width, height,
+ src_buffer, src_flags);
+
+ /* mask iter */
+ if ((src_flags & (ITER_IGNORE_ALPHA | ITER_IGNORE_RGB)) ==
+ (ITER_IGNORE_ALPHA | ITER_IGNORE_RGB))
{
- bits = NULL;
- stride = 0;
+ /* If it doesn't matter what the source is, then it doesn't matter
+ * what the mask is
+ */
+ mask_image = NULL;
}
-
+
component_alpha =
- fetchSrc &&
- fetchMask &&
- mask &&
- mask->common.type == BITS &&
- mask->common.component_alpha &&
- PIXMAN_FORMAT_RGB (mask->bits.format);
-
- if (wide)
+ mask_image &&
+ mask_image->common.type == BITS &&
+ mask_image->common.component_alpha &&
+ PIXMAN_FORMAT_RGB (mask_image->bits.format);
+
+ _pixman_implementation_src_iter_init (
+ imp->toplevel, &mask_iter, mask_image, mask_x, mask_y, width, height,
+ mask_buffer, narrow | (component_alpha? 0 : ITER_IGNORE_RGB));
+
+ /* dest iter */
+ _pixman_implementation_dest_iter_init (
+ imp->toplevel, &dest_iter, dest_image, dest_x, dest_y, width, height,
+ dest_buffer, narrow | op_flags[op].dst);
+
+ if (narrow)
{
if (component_alpha)
- compose = (pixman_combine_32_func_t)_pixman_implementation_combine_64_ca;
+ compose = _pixman_implementation_combine_32_ca;
else
- compose = (pixman_combine_32_func_t)_pixman_implementation_combine_64;
+ compose = _pixman_implementation_combine_32;
}
else
{
if (component_alpha)
- compose = _pixman_implementation_combine_32_ca;
+ compose = (pixman_combine_32_func_t)_pixman_implementation_combine_64_ca;
else
- compose = _pixman_implementation_combine_32;
+ compose = (pixman_combine_32_func_t)_pixman_implementation_combine_64;
}
-
+
if (!compose)
return;
-
- if (!fetchMask)
- mask_buffer = NULL;
-
+
for (i = 0; i < height; ++i)
{
- /* fill first half of scanline with source */
- if (fetchSrc)
- {
- if (fetchMask)
- {
- /* fetch mask before source so that fetching of
- source can be optimized */
- fetchMask (mask, mask_x, mask_y + i,
- width, (void *)mask_buffer, 0, 0);
-
- if (maskClass == SOURCE_IMAGE_CLASS_HORIZONTAL)
- fetchMask = NULL;
- }
-
- if (srcClass == SOURCE_IMAGE_CLASS_HORIZONTAL)
- {
- fetchSrc (src, src_x, src_y + i,
- width, (void *)src_buffer, 0, 0);
- fetchSrc = NULL;
- }
- else
- {
- fetchSrc (src, src_x, src_y + i,
- width, (void *)src_buffer, (void *)mask_buffer,
- 0xffffffff);
- }
- }
- else if (fetchMask)
- {
- fetchMask (mask, mask_x, mask_y + i,
- width, (void *)mask_buffer, 0, 0);
- }
-
- if (store)
- {
- /* fill dest into second half of scanline */
- if (fetchDest)
- fetchDest (dest, dest_x, dest_y + i,
- width, (void *)dest_buffer, 0, 0);
-
- /* blend */
- compose (imp, 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);
- }
- else
- {
- /* blend */
- compose (imp, op, bits + (dest_y + i) * stride +
- dest_x,
- (void *)src_buffer, (void *)mask_buffer, width);
- }
+ uint32_t *s, *m, *d;
+
+ m = mask_iter.get_scanline (&mask_iter, NULL);
+ s = src_iter.get_scanline (&src_iter, m);
+ d = dest_iter.get_scanline (&dest_iter, NULL);
+
+ compose (imp->toplevel, op, d, s, m, width);
+
+ dest_iter.write_back (&dest_iter);
}
-
- if (scanline_buffer != stack_scanline_buffer)
+
+ if (scanline_buffer != (uint8_t *) 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)
+static const pixman_fast_path_t general_fast_path[] =
{
- pixman_bool_t srcRepeat = src->type == BITS && src->common.repeat == PIXMAN_REPEAT_NORMAL;
- pixman_bool_t maskRepeat = FALSE;
- pixman_bool_t srcTransform = src->common.transform != NULL;
- pixman_bool_t maskTransform = FALSE;
-
-#ifdef USE_VMX
- fbComposeSetupVMX();
-#endif
-
- if (srcRepeat && srcTransform &&
- src->bits.width == 1 &&
- src->bits.height == 1)
- {
- srcTransform = FALSE;
- }
-
- if (mask && mask->type == BITS)
- {
- maskRepeat = mask->common.repeat == PIXMAN_REPEAT_NORMAL;
-
- maskTransform = mask->common.transform != 0;
- if (mask->common.filter == PIXMAN_FILTER_CONVOLUTION)
- maskTransform = TRUE;
-
- if (maskRepeat && maskTransform &&
- mask->bits.width == 1 &&
- mask->bits.height == 1)
- {
- maskTransform = FALSE;
- }
- }
-
-#ifdef USE_VMX
- if (_pixman_run_fast_path (vmx_fast_paths, imp,
- op, src, mask, dest,
- src_x, src_y,
- mask_x, mask_y,
- dest_x, dest_y,
- width, height))
- return;
-#endif
-
-#ifdef USE_ARM_NEON
- if (pixman_have_arm_neon() && _pixman_run_fast_path (arm_neon_fast_paths, imp,
- op, src, mask, dest,
- src_x, src_y,
- mask_x, mask_y,
- dest_x, dest_y,
- width, height))
- return;
-#endif
-
-#ifdef USE_ARM_SIMD
- if (pixman_have_arm_simd() && _pixman_run_fast_path (arm_simd_fast_paths, imp,
- op, src, mask, dest,
- src_x, src_y,
- mask_x, mask_y,
- dest_x, dest_y,
- width, height))
- return;
-#endif
-
- /* CompositeGeneral optimizes 1x1 repeating images itself */
- if (src->type == BITS &&
- src->bits.width == 1 && src->bits.height == 1)
- {
- srcRepeat = FALSE;
- }
-
- if (mask && mask->type == BITS &&
- mask->bits.width == 1 && mask->bits.height == 1)
- {
- maskRepeat = FALSE;
- }
-
- /* if we are transforming, repeats are handled in fbFetchTransformed */
- if (srcTransform)
- srcRepeat = FALSE;
-
- if (maskTransform)
- maskRepeat = FALSE;
-
- _pixman_walk_composite_region (imp, op, src, mask, dest, src_x, src_y,
- mask_x, mask_y, dest_x, dest_y, width, height,
- srcRepeat, maskRepeat, general_composite_rect);
-}
+ { PIXMAN_OP_any, PIXMAN_any, 0, PIXMAN_any, 0, PIXMAN_any, 0, general_composite_rect },
+ { PIXMAN_OP_NONE }
+};
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 dest_x,
+ int dest_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_implementation_t *
-_pixman_implementation_create_general (pixman_implementation_t *toplevel)
+_pixman_implementation_create_general (void)
{
- pixman_implementation_t *imp = _pixman_implementation_create (toplevel, NULL);
- int i;
-
- for (i = 0; i < PIXMAN_OP_LAST; ++i)
- {
- imp->combine_32[i] = general_combine_32;
- imp->combine_32_ca[i] = general_combine_32_ca;
- imp->combine_64[i] = general_combine_64;
- imp->combine_64_ca[i] = general_combine_64_ca;
- }
- imp->composite = general_composite;
+ pixman_implementation_t *imp = _pixman_implementation_create (NULL, general_fast_path);
+
+ _pixman_setup_combiner_functions_32 (imp);
+ _pixman_setup_combiner_functions_64 (imp);
+
imp->blt = general_blt;
imp->fill = general_fill;
-
+ imp->src_iter_init = general_src_iter_init;
+ imp->dest_iter_init = general_dest_iter_init;
+
return imp;
}
+
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