diff options
Diffstat (limited to 'pixman')
| -rw-r--r-- | pixman/pixman/pixman-fast-path.h | 898 | ||||
| -rw-r--r-- | pixman/test/utils.c | 2 |
2 files changed, 450 insertions, 450 deletions
diff --git a/pixman/pixman/pixman-fast-path.h b/pixman/pixman/pixman-fast-path.h index b82903051..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 = max_vx; /* 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);
}
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