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authormarha <marha@users.sourceforge.net>2011-01-25 20:12:37 +0000
committermarha <marha@users.sourceforge.net>2011-01-25 20:12:37 +0000
commit9ad7416b909d358cb254a48eaccd7888d684fcb6 (patch)
tree79eab076e5435929794b4d97011a8e47d4b8ab57 /pixman
parent815075ae9c51f21f6c3f0806f40bc9070701fd56 (diff)
parent542d457cc1382d5118bf01e88f4f88b3028be88c (diff)
downloadvcxsrv-9ad7416b909d358cb254a48eaccd7888d684fcb6.tar.gz
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svn merge ^/branches/released .
Diffstat (limited to 'pixman')
-rw-r--r--pixman/pixman/pixman-fast-path.h898
-rw-r--r--pixman/test/utils.c2
2 files changed, 450 insertions, 450 deletions
diff --git a/pixman/pixman/pixman-fast-path.h b/pixman/pixman/pixman-fast-path.h
index b46937a28..bb7032d86 100644
--- a/pixman/pixman/pixman-fast-path.h
+++ b/pixman/pixman/pixman-fast-path.h
@@ -1,449 +1,449 @@
-/* -*- Mode: c; c-basic-offset: 4; tab-width: 8; indent-tabs-mode: t; -*- */
-/*
- * Copyright © 2000 SuSE, Inc.
- * Copyright © 2007 Red Hat, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of SuSE not be used in advertising or
- * publicity pertaining to distribution of the software without specific,
- * written prior permission. SuSE makes no representations about the
- * suitability of this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- *
- * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
- * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * Author: Keith Packard, SuSE, Inc.
- */
-
-#ifndef PIXMAN_FAST_PATH_H__
-#define PIXMAN_FAST_PATH_H__
-
-#include "pixman-private.h"
-
-#define PIXMAN_REPEAT_COVER -1
-
-static force_inline pixman_bool_t
-repeat (pixman_repeat_t repeat, int *c, int size)
-{
- if (repeat == PIXMAN_REPEAT_NONE)
- {
- if (*c < 0 || *c >= size)
- return FALSE;
- }
- else if (repeat == PIXMAN_REPEAT_NORMAL)
- {
- while (*c >= size)
- *c -= size;
- while (*c < 0)
- *c += size;
- }
- else if (repeat == PIXMAN_REPEAT_PAD)
- {
- *c = CLIP (*c, 0, size - 1);
- }
- else /* REFLECT */
- {
- *c = MOD (*c, size * 2);
- if (*c >= size)
- *c = size * 2 - *c - 1;
- }
- return TRUE;
-}
-
-/*
- * For each scanline fetched from source image with PAD repeat:
- * - calculate how many pixels need to be padded on the left side
- * - calculate how many pixels need to be padded on the right side
- * - update width to only count pixels which are fetched from the image
- * All this information is returned via 'width', 'left_pad', 'right_pad'
- * arguments. The code is assuming that 'unit_x' is positive.
- *
- * Note: 64-bit math is used in order to avoid potential overflows, which
- * is probably excessive in many cases. This particular function
- * may need its own correctness test and performance tuning.
- */
-static force_inline void
-pad_repeat_get_scanline_bounds (int32_t source_image_width,
- pixman_fixed_t vx,
- pixman_fixed_t unit_x,
- int32_t * width,
- int32_t * left_pad,
- int32_t * right_pad)
-{
- int64_t max_vx = (int64_t) source_image_width << 16;
- int64_t tmp;
- if (vx < 0)
- {
- tmp = ((int64_t) unit_x - 1 - vx) / unit_x;
- if (tmp > *width)
- {
- *left_pad = *width;
- *width = 0;
- }
- else
- {
- *left_pad = (int32_t) tmp;
- *width -= (int32_t) tmp;
- }
- }
- else
- {
- *left_pad = 0;
- }
- tmp = ((int64_t) unit_x - 1 - vx + max_vx) / unit_x - *left_pad;
- if (tmp < 0)
- {
- *right_pad = *width;
- *width = 0;
- }
- else if (tmp >= *width)
- {
- *right_pad = 0;
- }
- else
- {
- *right_pad = *width - (int32_t) tmp;
- *width = (int32_t) tmp;
- }
-}
-
-/* A macroified version of specialized nearest scalers for some
- * common 8888 and 565 formats. It supports SRC and OVER ops.
- *
- * There are two repeat versions, one that handles repeat normal,
- * and one without repeat handling that only works if the src region
- * used is completely covered by the pre-repeated source samples.
- *
- * The loops are unrolled to process two pixels per iteration for better
- * performance on most CPU architectures (superscalar processors
- * can issue several operations simultaneously, other processors can hide
- * instructions latencies by pipelining operations). Unrolling more
- * does not make much sense because the compiler will start running out
- * of spare registers soon.
- */
-
-#define GET_8888_ALPHA(s) ((s) >> 24)
- /* This is not actually used since we don't have an OVER with
- 565 source, but it is needed to build. */
-#define GET_0565_ALPHA(s) 0xff
-
-#define FAST_NEAREST_SCANLINE(scanline_func_name, SRC_FORMAT, DST_FORMAT, \
- src_type_t, dst_type_t, OP, repeat_mode) \
-static force_inline void \
-scanline_func_name (dst_type_t *dst, \
- src_type_t *src, \
- int32_t w, \
- pixman_fixed_t vx, \
- pixman_fixed_t unit_x, \
- pixman_fixed_t max_vx) \
-{ \
- uint32_t d; \
- src_type_t s1, s2; \
- uint8_t a1, a2; \
- int x1, x2; \
- \
- if (PIXMAN_OP_ ## OP != PIXMAN_OP_SRC && PIXMAN_OP_ ## OP != PIXMAN_OP_OVER) \
- abort(); \
- \
- while ((w -= 2) >= 0) \
- { \
- x1 = vx >> 16; \
- vx += unit_x; \
- if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NORMAL) \
- { \
- /* This works because we know that unit_x is positive */ \
- while (vx >= max_vx) \
- vx -= max_vx; \
- } \
- s1 = src[x1]; \
- \
- x2 = vx >> 16; \
- vx += unit_x; \
- if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NORMAL) \
- { \
- /* This works because we know that unit_x is positive */ \
- while (vx >= max_vx) \
- vx -= max_vx; \
- } \
- s2 = src[x2]; \
- \
- if (PIXMAN_OP_ ## OP == PIXMAN_OP_OVER) \
- { \
- a1 = GET_ ## SRC_FORMAT ## _ALPHA(s1); \
- a2 = GET_ ## SRC_FORMAT ## _ALPHA(s2); \
- \
- if (a1 == 0xff) \
- { \
- *dst = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s1); \
- } \
- else if (s1) \
- { \
- d = CONVERT_ ## DST_FORMAT ## _TO_8888 (*dst); \
- s1 = CONVERT_ ## SRC_FORMAT ## _TO_8888 (s1); \
- a1 ^= 0xff; \
- UN8x4_MUL_UN8_ADD_UN8x4 (d, a1, s1); \
- *dst = CONVERT_8888_TO_ ## DST_FORMAT (d); \
- } \
- dst++; \
- \
- if (a2 == 0xff) \
- { \
- *dst = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s2); \
- } \
- else if (s2) \
- { \
- d = CONVERT_## DST_FORMAT ## _TO_8888 (*dst); \
- s2 = CONVERT_## SRC_FORMAT ## _TO_8888 (s2); \
- a2 ^= 0xff; \
- UN8x4_MUL_UN8_ADD_UN8x4 (d, a2, s2); \
- *dst = CONVERT_8888_TO_ ## DST_FORMAT (d); \
- } \
- dst++; \
- } \
- else /* PIXMAN_OP_SRC */ \
- { \
- *dst++ = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s1); \
- *dst++ = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s2); \
- } \
- } \
- \
- if (w & 1) \
- { \
- x1 = vx >> 16; \
- s1 = src[x1]; \
- \
- if (PIXMAN_OP_ ## OP == PIXMAN_OP_OVER) \
- { \
- a1 = GET_ ## SRC_FORMAT ## _ALPHA(s1); \
- \
- if (a1 == 0xff) \
- { \
- *dst = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s1); \
- } \
- else if (s1) \
- { \
- d = CONVERT_## DST_FORMAT ## _TO_8888 (*dst); \
- s1 = CONVERT_ ## SRC_FORMAT ## _TO_8888 (s1); \
- a1 ^= 0xff; \
- UN8x4_MUL_UN8_ADD_UN8x4 (d, a1, s1); \
- *dst = CONVERT_8888_TO_ ## DST_FORMAT (d); \
- } \
- dst++; \
- } \
- else /* PIXMAN_OP_SRC */ \
- { \
- *dst++ = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s1); \
- } \
- } \
-}
-
-#define FAST_NEAREST_MAINLOOP_INT(scale_func_name, scanline_func, src_type_t, dst_type_t, \
- repeat_mode) \
-static void \
-fast_composite_scaled_nearest ## scale_func_name (pixman_implementation_t *imp, \
- pixman_op_t op, \
- pixman_image_t * src_image, \
- pixman_image_t * mask_image, \
- pixman_image_t * dst_image, \
- int32_t src_x, \
- int32_t src_y, \
- int32_t mask_x, \
- int32_t mask_y, \
- int32_t dst_x, \
- int32_t dst_y, \
- int32_t width, \
- int32_t height) \
-{ \
- dst_type_t *dst_line; \
- src_type_t *src_first_line; \
- int y; \
- pixman_fixed_t max_vx = 0; /* suppress uninitialized variable warning */ \
- pixman_fixed_t max_vy; \
- pixman_vector_t v; \
- pixman_fixed_t vx, vy; \
- pixman_fixed_t unit_x, unit_y; \
- int32_t left_pad, right_pad; \
- \
- src_type_t *src; \
- dst_type_t *dst; \
- int src_stride, dst_stride; \
- \
- PIXMAN_IMAGE_GET_LINE (dst_image, dst_x, dst_y, dst_type_t, dst_stride, dst_line, 1); \
- /* pass in 0 instead of src_x and src_y because src_x and src_y need to be \
- * transformed from destination space to source space */ \
- PIXMAN_IMAGE_GET_LINE (src_image, 0, 0, src_type_t, src_stride, src_first_line, 1); \
- \
- /* reference point is the center of the pixel */ \
- v.vector[0] = pixman_int_to_fixed (src_x) + pixman_fixed_1 / 2; \
- v.vector[1] = pixman_int_to_fixed (src_y) + pixman_fixed_1 / 2; \
- v.vector[2] = pixman_fixed_1; \
- \
- if (!pixman_transform_point_3d (src_image->common.transform, &v)) \
- return; \
- \
- unit_x = src_image->common.transform->matrix[0][0]; \
- unit_y = src_image->common.transform->matrix[1][1]; \
- \
- /* Round down to closest integer, ensuring that 0.5 rounds to 0, not 1 */ \
- v.vector[0] -= pixman_fixed_e; \
- v.vector[1] -= pixman_fixed_e; \
- \
- vx = v.vector[0]; \
- vy = v.vector[1]; \
- \
- if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NORMAL) \
- { \
- /* Clamp repeating positions inside the actual samples */ \
- max_vx = src_image->bits.width << 16; \
- max_vy = src_image->bits.height << 16; \
- \
- repeat (PIXMAN_REPEAT_NORMAL, &vx, max_vx); \
- repeat (PIXMAN_REPEAT_NORMAL, &vy, max_vy); \
- } \
- \
- if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_PAD || \
- PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NONE) \
- { \
- pad_repeat_get_scanline_bounds (src_image->bits.width, vx, unit_x, \
- &width, &left_pad, &right_pad); \
- vx += left_pad * unit_x; \
- } \
- \
- while (--height >= 0) \
- { \
- dst = dst_line; \
- dst_line += dst_stride; \
- \
- y = vy >> 16; \
- vy += unit_y; \
- if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NORMAL) \
- repeat (PIXMAN_REPEAT_NORMAL, &vy, max_vy); \
- if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_PAD) \
- { \
- repeat (PIXMAN_REPEAT_PAD, &y, src_image->bits.height); \
- src = src_first_line + src_stride * y; \
- if (left_pad > 0) \
- { \
- scanline_func (dst, src, left_pad, 0, 0, 0); \
- } \
- if (width > 0) \
- { \
- scanline_func (dst + left_pad, src, width, vx, unit_x, 0); \
- } \
- if (right_pad > 0) \
- { \
- scanline_func (dst + left_pad + width, src + src_image->bits.width - 1, \
- right_pad, 0, 0, 0); \
- } \
- } \
- else if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NONE) \
- { \
- static src_type_t zero[1] = { 0 }; \
- if (y < 0 || y >= src_image->bits.height) \
- { \
- scanline_func (dst, zero, left_pad + width + right_pad, 0, 0, 0); \
- continue; \
- } \
- src = src_first_line + src_stride * y; \
- if (left_pad > 0) \
- { \
- scanline_func (dst, zero, left_pad, 0, 0, 0); \
- } \
- if (width > 0) \
- { \
- scanline_func (dst + left_pad, src, width, vx, unit_x, 0); \
- } \
- if (right_pad > 0) \
- { \
- scanline_func (dst + left_pad + width, zero, right_pad, 0, 0, 0); \
- } \
- } \
- else \
- { \
- src = src_first_line + src_stride * y; \
- scanline_func (dst, src, width, vx, unit_x, max_vx); \
- } \
- } \
-}
-
-/* A workaround for old sun studio, see: https://bugs.freedesktop.org/show_bug.cgi?id=32764 */
-#define FAST_NEAREST_MAINLOOP(scale_func_name, scanline_func, src_type_t, dst_type_t, \
- repeat_mode) \
- FAST_NEAREST_MAINLOOP_INT(_ ## scale_func_name, scanline_func, src_type_t, dst_type_t, \
- repeat_mode) \
-
-#define FAST_NEAREST(scale_func_name, SRC_FORMAT, DST_FORMAT, \
- src_type_t, dst_type_t, OP, repeat_mode) \
- FAST_NEAREST_SCANLINE(scaled_nearest_scanline_ ## scale_func_name ## _ ## OP, \
- SRC_FORMAT, DST_FORMAT, src_type_t, dst_type_t, \
- OP, repeat_mode) \
- FAST_NEAREST_MAINLOOP_INT(_ ## scale_func_name ## _ ## OP, \
- scaled_nearest_scanline_ ## scale_func_name ## _ ## OP, \
- src_type_t, dst_type_t, repeat_mode)
-
-
-#define SCALED_NEAREST_FLAGS \
- (FAST_PATH_SCALE_TRANSFORM | \
- FAST_PATH_NO_ALPHA_MAP | \
- FAST_PATH_NEAREST_FILTER | \
- FAST_PATH_NO_ACCESSORS | \
- FAST_PATH_NARROW_FORMAT)
-
-#define SIMPLE_NEAREST_FAST_PATH_NORMAL(op,s,d,func) \
- { PIXMAN_OP_ ## op, \
- PIXMAN_ ## s, \
- (SCALED_NEAREST_FLAGS | \
- FAST_PATH_NORMAL_REPEAT | \
- FAST_PATH_X_UNIT_POSITIVE), \
- PIXMAN_null, 0, \
- PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
- fast_composite_scaled_nearest_ ## func ## _normal ## _ ## op, \
- }
-
-#define SIMPLE_NEAREST_FAST_PATH_PAD(op,s,d,func) \
- { PIXMAN_OP_ ## op, \
- PIXMAN_ ## s, \
- (SCALED_NEAREST_FLAGS | \
- FAST_PATH_PAD_REPEAT | \
- FAST_PATH_X_UNIT_POSITIVE), \
- PIXMAN_null, 0, \
- PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
- fast_composite_scaled_nearest_ ## func ## _pad ## _ ## op, \
- }
-
-#define SIMPLE_NEAREST_FAST_PATH_NONE(op,s,d,func) \
- { PIXMAN_OP_ ## op, \
- PIXMAN_ ## s, \
- (SCALED_NEAREST_FLAGS | \
- FAST_PATH_NONE_REPEAT | \
- FAST_PATH_X_UNIT_POSITIVE), \
- PIXMAN_null, 0, \
- PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
- fast_composite_scaled_nearest_ ## func ## _none ## _ ## op, \
- }
-
-#define SIMPLE_NEAREST_FAST_PATH_COVER(op,s,d,func) \
- { PIXMAN_OP_ ## op, \
- PIXMAN_ ## s, \
- SCALED_NEAREST_FLAGS | FAST_PATH_SAMPLES_COVER_CLIP, \
- PIXMAN_null, 0, \
- PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
- fast_composite_scaled_nearest_ ## func ## _cover ## _ ## op, \
- }
-
-/* Prefer the use of 'cover' variant, because it is faster */
-#define SIMPLE_NEAREST_FAST_PATH(op,s,d,func) \
- SIMPLE_NEAREST_FAST_PATH_COVER (op,s,d,func), \
- SIMPLE_NEAREST_FAST_PATH_NONE (op,s,d,func), \
- SIMPLE_NEAREST_FAST_PATH_PAD (op,s,d,func), \
- SIMPLE_NEAREST_FAST_PATH_NORMAL (op,s,d,func)
-
-#endif
+/* -*- Mode: c; c-basic-offset: 4; tab-width: 8; indent-tabs-mode: t; -*- */
+/*
+ * Copyright © 2000 SuSE, Inc.
+ * Copyright © 2007 Red Hat, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#ifndef PIXMAN_FAST_PATH_H__
+#define PIXMAN_FAST_PATH_H__
+
+#include "pixman-private.h"
+
+#define PIXMAN_REPEAT_COVER -1
+
+static force_inline pixman_bool_t
+repeat (pixman_repeat_t repeat, int *c, int size)
+{
+ if (repeat == PIXMAN_REPEAT_NONE)
+ {
+ if (*c < 0 || *c >= size)
+ return FALSE;
+ }
+ else if (repeat == PIXMAN_REPEAT_NORMAL)
+ {
+ while (*c >= size)
+ *c -= size;
+ while (*c < 0)
+ *c += size;
+ }
+ else if (repeat == PIXMAN_REPEAT_PAD)
+ {
+ *c = CLIP (*c, 0, size - 1);
+ }
+ else /* REFLECT */
+ {
+ *c = MOD (*c, size * 2);
+ if (*c >= size)
+ *c = size * 2 - *c - 1;
+ }
+ return TRUE;
+}
+
+/*
+ * For each scanline fetched from source image with PAD repeat:
+ * - calculate how many pixels need to be padded on the left side
+ * - calculate how many pixels need to be padded on the right side
+ * - update width to only count pixels which are fetched from the image
+ * All this information is returned via 'width', 'left_pad', 'right_pad'
+ * arguments. The code is assuming that 'unit_x' is positive.
+ *
+ * Note: 64-bit math is used in order to avoid potential overflows, which
+ * is probably excessive in many cases. This particular function
+ * may need its own correctness test and performance tuning.
+ */
+static force_inline void
+pad_repeat_get_scanline_bounds (int32_t source_image_width,
+ pixman_fixed_t vx,
+ pixman_fixed_t unit_x,
+ int32_t * width,
+ int32_t * left_pad,
+ int32_t * right_pad)
+{
+ int64_t max_vx = (int64_t) source_image_width << 16;
+ int64_t tmp;
+ if (vx < 0)
+ {
+ tmp = ((int64_t) unit_x - 1 - vx) / unit_x;
+ if (tmp > *width)
+ {
+ *left_pad = *width;
+ *width = 0;
+ }
+ else
+ {
+ *left_pad = (int32_t) tmp;
+ *width -= (int32_t) tmp;
+ }
+ }
+ else
+ {
+ *left_pad = 0;
+ }
+ tmp = ((int64_t) unit_x - 1 - vx + max_vx) / unit_x - *left_pad;
+ if (tmp < 0)
+ {
+ *right_pad = *width;
+ *width = 0;
+ }
+ else if (tmp >= *width)
+ {
+ *right_pad = 0;
+ }
+ else
+ {
+ *right_pad = *width - (int32_t) tmp;
+ *width = (int32_t) tmp;
+ }
+}
+
+/* A macroified version of specialized nearest scalers for some
+ * common 8888 and 565 formats. It supports SRC and OVER ops.
+ *
+ * There are two repeat versions, one that handles repeat normal,
+ * and one without repeat handling that only works if the src region
+ * used is completely covered by the pre-repeated source samples.
+ *
+ * The loops are unrolled to process two pixels per iteration for better
+ * performance on most CPU architectures (superscalar processors
+ * can issue several operations simultaneously, other processors can hide
+ * instructions latencies by pipelining operations). Unrolling more
+ * does not make much sense because the compiler will start running out
+ * of spare registers soon.
+ */
+
+#define GET_8888_ALPHA(s) ((s) >> 24)
+ /* This is not actually used since we don't have an OVER with
+ 565 source, but it is needed to build. */
+#define GET_0565_ALPHA(s) 0xff
+
+#define FAST_NEAREST_SCANLINE(scanline_func_name, SRC_FORMAT, DST_FORMAT, \
+ src_type_t, dst_type_t, OP, repeat_mode) \
+static force_inline void \
+scanline_func_name (dst_type_t *dst, \
+ src_type_t *src, \
+ int32_t w, \
+ pixman_fixed_t vx, \
+ pixman_fixed_t unit_x, \
+ pixman_fixed_t max_vx) \
+{ \
+ uint32_t d; \
+ src_type_t s1, s2; \
+ uint8_t a1, a2; \
+ int x1, x2; \
+ \
+ if (PIXMAN_OP_ ## OP != PIXMAN_OP_SRC && PIXMAN_OP_ ## OP != PIXMAN_OP_OVER) \
+ abort(); \
+ \
+ while ((w -= 2) >= 0) \
+ { \
+ x1 = vx >> 16; \
+ vx += unit_x; \
+ if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NORMAL) \
+ { \
+ /* This works because we know that unit_x is positive */ \
+ while (vx >= max_vx) \
+ vx -= max_vx; \
+ } \
+ s1 = src[x1]; \
+ \
+ x2 = vx >> 16; \
+ vx += unit_x; \
+ if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NORMAL) \
+ { \
+ /* This works because we know that unit_x is positive */ \
+ while (vx >= max_vx) \
+ vx -= max_vx; \
+ } \
+ s2 = src[x2]; \
+ \
+ if (PIXMAN_OP_ ## OP == PIXMAN_OP_OVER) \
+ { \
+ a1 = GET_ ## SRC_FORMAT ## _ALPHA(s1); \
+ a2 = GET_ ## SRC_FORMAT ## _ALPHA(s2); \
+ \
+ if (a1 == 0xff) \
+ { \
+ *dst = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s1); \
+ } \
+ else if (s1) \
+ { \
+ d = CONVERT_ ## DST_FORMAT ## _TO_8888 (*dst); \
+ s1 = CONVERT_ ## SRC_FORMAT ## _TO_8888 (s1); \
+ a1 ^= 0xff; \
+ UN8x4_MUL_UN8_ADD_UN8x4 (d, a1, s1); \
+ *dst = CONVERT_8888_TO_ ## DST_FORMAT (d); \
+ } \
+ dst++; \
+ \
+ if (a2 == 0xff) \
+ { \
+ *dst = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s2); \
+ } \
+ else if (s2) \
+ { \
+ d = CONVERT_## DST_FORMAT ## _TO_8888 (*dst); \
+ s2 = CONVERT_## SRC_FORMAT ## _TO_8888 (s2); \
+ a2 ^= 0xff; \
+ UN8x4_MUL_UN8_ADD_UN8x4 (d, a2, s2); \
+ *dst = CONVERT_8888_TO_ ## DST_FORMAT (d); \
+ } \
+ dst++; \
+ } \
+ else /* PIXMAN_OP_SRC */ \
+ { \
+ *dst++ = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s1); \
+ *dst++ = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s2); \
+ } \
+ } \
+ \
+ if (w & 1) \
+ { \
+ x1 = vx >> 16; \
+ s1 = src[x1]; \
+ \
+ if (PIXMAN_OP_ ## OP == PIXMAN_OP_OVER) \
+ { \
+ a1 = GET_ ## SRC_FORMAT ## _ALPHA(s1); \
+ \
+ if (a1 == 0xff) \
+ { \
+ *dst = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s1); \
+ } \
+ else if (s1) \
+ { \
+ d = CONVERT_## DST_FORMAT ## _TO_8888 (*dst); \
+ s1 = CONVERT_ ## SRC_FORMAT ## _TO_8888 (s1); \
+ a1 ^= 0xff; \
+ UN8x4_MUL_UN8_ADD_UN8x4 (d, a1, s1); \
+ *dst = CONVERT_8888_TO_ ## DST_FORMAT (d); \
+ } \
+ dst++; \
+ } \
+ else /* PIXMAN_OP_SRC */ \
+ { \
+ *dst++ = CONVERT_ ## SRC_FORMAT ## _TO_ ## DST_FORMAT (s1); \
+ } \
+ } \
+}
+
+#define FAST_NEAREST_MAINLOOP_INT(scale_func_name, scanline_func, src_type_t, dst_type_t, \
+ repeat_mode) \
+static void \
+fast_composite_scaled_nearest ## scale_func_name (pixman_implementation_t *imp, \
+ pixman_op_t op, \
+ pixman_image_t * src_image, \
+ pixman_image_t * mask_image, \
+ pixman_image_t * dst_image, \
+ int32_t src_x, \
+ int32_t src_y, \
+ int32_t mask_x, \
+ int32_t mask_y, \
+ int32_t dst_x, \
+ int32_t dst_y, \
+ int32_t width, \
+ int32_t height) \
+{ \
+ dst_type_t *dst_line; \
+ src_type_t *src_first_line; \
+ int y; \
+ pixman_fixed_t max_vx = INT32_MAX; /* suppress uninitialized variable warning */ \
+ pixman_fixed_t max_vy; \
+ pixman_vector_t v; \
+ pixman_fixed_t vx, vy; \
+ pixman_fixed_t unit_x, unit_y; \
+ int32_t left_pad, right_pad; \
+ \
+ src_type_t *src; \
+ dst_type_t *dst; \
+ int src_stride, dst_stride; \
+ \
+ PIXMAN_IMAGE_GET_LINE (dst_image, dst_x, dst_y, dst_type_t, dst_stride, dst_line, 1); \
+ /* pass in 0 instead of src_x and src_y because src_x and src_y need to be \
+ * transformed from destination space to source space */ \
+ PIXMAN_IMAGE_GET_LINE (src_image, 0, 0, src_type_t, src_stride, src_first_line, 1); \
+ \
+ /* reference point is the center of the pixel */ \
+ v.vector[0] = pixman_int_to_fixed (src_x) + pixman_fixed_1 / 2; \
+ v.vector[1] = pixman_int_to_fixed (src_y) + pixman_fixed_1 / 2; \
+ v.vector[2] = pixman_fixed_1; \
+ \
+ if (!pixman_transform_point_3d (src_image->common.transform, &v)) \
+ return; \
+ \
+ unit_x = src_image->common.transform->matrix[0][0]; \
+ unit_y = src_image->common.transform->matrix[1][1]; \
+ \
+ /* Round down to closest integer, ensuring that 0.5 rounds to 0, not 1 */ \
+ v.vector[0] -= pixman_fixed_e; \
+ v.vector[1] -= pixman_fixed_e; \
+ \
+ vx = v.vector[0]; \
+ vy = v.vector[1]; \
+ \
+ if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NORMAL) \
+ { \
+ /* Clamp repeating positions inside the actual samples */ \
+ max_vx = src_image->bits.width << 16; \
+ max_vy = src_image->bits.height << 16; \
+ \
+ repeat (PIXMAN_REPEAT_NORMAL, &vx, max_vx); \
+ repeat (PIXMAN_REPEAT_NORMAL, &vy, max_vy); \
+ } \
+ \
+ if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_PAD || \
+ PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NONE) \
+ { \
+ pad_repeat_get_scanline_bounds (src_image->bits.width, vx, unit_x, \
+ &width, &left_pad, &right_pad); \
+ vx += left_pad * unit_x; \
+ } \
+ \
+ while (--height >= 0) \
+ { \
+ dst = dst_line; \
+ dst_line += dst_stride; \
+ \
+ y = vy >> 16; \
+ vy += unit_y; \
+ if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NORMAL) \
+ repeat (PIXMAN_REPEAT_NORMAL, &vy, max_vy); \
+ if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_PAD) \
+ { \
+ repeat (PIXMAN_REPEAT_PAD, &y, src_image->bits.height); \
+ src = src_first_line + src_stride * y; \
+ if (left_pad > 0) \
+ { \
+ scanline_func (dst, src, left_pad, 0, 0, 0); \
+ } \
+ if (width > 0) \
+ { \
+ scanline_func (dst + left_pad, src, width, vx, unit_x, 0); \
+ } \
+ if (right_pad > 0) \
+ { \
+ scanline_func (dst + left_pad + width, src + src_image->bits.width - 1, \
+ right_pad, 0, 0, 0); \
+ } \
+ } \
+ else if (PIXMAN_REPEAT_ ## repeat_mode == PIXMAN_REPEAT_NONE) \
+ { \
+ static src_type_t zero[1] = { 0 }; \
+ if (y < 0 || y >= src_image->bits.height) \
+ { \
+ scanline_func (dst, zero, left_pad + width + right_pad, 0, 0, 0); \
+ continue; \
+ } \
+ src = src_first_line + src_stride * y; \
+ if (left_pad > 0) \
+ { \
+ scanline_func (dst, zero, left_pad, 0, 0, 0); \
+ } \
+ if (width > 0) \
+ { \
+ scanline_func (dst + left_pad, src, width, vx, unit_x, 0); \
+ } \
+ if (right_pad > 0) \
+ { \
+ scanline_func (dst + left_pad + width, zero, right_pad, 0, 0, 0); \
+ } \
+ } \
+ else \
+ { \
+ src = src_first_line + src_stride * y; \
+ scanline_func (dst, src, width, vx, unit_x, max_vx); \
+ } \
+ } \
+}
+
+/* A workaround for old sun studio, see: https://bugs.freedesktop.org/show_bug.cgi?id=32764 */
+#define FAST_NEAREST_MAINLOOP(scale_func_name, scanline_func, src_type_t, dst_type_t, \
+ repeat_mode) \
+ FAST_NEAREST_MAINLOOP_INT(_ ## scale_func_name, scanline_func, src_type_t, dst_type_t, \
+ repeat_mode) \
+
+#define FAST_NEAREST(scale_func_name, SRC_FORMAT, DST_FORMAT, \
+ src_type_t, dst_type_t, OP, repeat_mode) \
+ FAST_NEAREST_SCANLINE(scaled_nearest_scanline_ ## scale_func_name ## _ ## OP, \
+ SRC_FORMAT, DST_FORMAT, src_type_t, dst_type_t, \
+ OP, repeat_mode) \
+ FAST_NEAREST_MAINLOOP_INT(_ ## scale_func_name ## _ ## OP, \
+ scaled_nearest_scanline_ ## scale_func_name ## _ ## OP, \
+ src_type_t, dst_type_t, repeat_mode)
+
+
+#define SCALED_NEAREST_FLAGS \
+ (FAST_PATH_SCALE_TRANSFORM | \
+ FAST_PATH_NO_ALPHA_MAP | \
+ FAST_PATH_NEAREST_FILTER | \
+ FAST_PATH_NO_ACCESSORS | \
+ FAST_PATH_NARROW_FORMAT)
+
+#define SIMPLE_NEAREST_FAST_PATH_NORMAL(op,s,d,func) \
+ { PIXMAN_OP_ ## op, \
+ PIXMAN_ ## s, \
+ (SCALED_NEAREST_FLAGS | \
+ FAST_PATH_NORMAL_REPEAT | \
+ FAST_PATH_X_UNIT_POSITIVE), \
+ PIXMAN_null, 0, \
+ PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
+ fast_composite_scaled_nearest_ ## func ## _normal ## _ ## op, \
+ }
+
+#define SIMPLE_NEAREST_FAST_PATH_PAD(op,s,d,func) \
+ { PIXMAN_OP_ ## op, \
+ PIXMAN_ ## s, \
+ (SCALED_NEAREST_FLAGS | \
+ FAST_PATH_PAD_REPEAT | \
+ FAST_PATH_X_UNIT_POSITIVE), \
+ PIXMAN_null, 0, \
+ PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
+ fast_composite_scaled_nearest_ ## func ## _pad ## _ ## op, \
+ }
+
+#define SIMPLE_NEAREST_FAST_PATH_NONE(op,s,d,func) \
+ { PIXMAN_OP_ ## op, \
+ PIXMAN_ ## s, \
+ (SCALED_NEAREST_FLAGS | \
+ FAST_PATH_NONE_REPEAT | \
+ FAST_PATH_X_UNIT_POSITIVE), \
+ PIXMAN_null, 0, \
+ PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
+ fast_composite_scaled_nearest_ ## func ## _none ## _ ## op, \
+ }
+
+#define SIMPLE_NEAREST_FAST_PATH_COVER(op,s,d,func) \
+ { PIXMAN_OP_ ## op, \
+ PIXMAN_ ## s, \
+ SCALED_NEAREST_FLAGS | FAST_PATH_SAMPLES_COVER_CLIP, \
+ PIXMAN_null, 0, \
+ PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \
+ fast_composite_scaled_nearest_ ## func ## _cover ## _ ## op, \
+ }
+
+/* Prefer the use of 'cover' variant, because it is faster */
+#define SIMPLE_NEAREST_FAST_PATH(op,s,d,func) \
+ SIMPLE_NEAREST_FAST_PATH_COVER (op,s,d,func), \
+ SIMPLE_NEAREST_FAST_PATH_NONE (op,s,d,func), \
+ SIMPLE_NEAREST_FAST_PATH_PAD (op,s,d,func), \
+ SIMPLE_NEAREST_FAST_PATH_NORMAL (op,s,d,func)
+
+#endif
diff --git a/pixman/test/utils.c b/pixman/test/utils.c
index 883095250..a896e5be1 100644
--- a/pixman/test/utils.c
+++ b/pixman/test/utils.c
@@ -295,7 +295,7 @@ fence_free (void *data)
#else
void *
-fence_malloc (uint32_t len)
+fence_malloc (int64_t len)
{
return malloc (len);
}