| /* -*- 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. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include <config.h> |
| #endif |
| #include <string.h> |
| #include <stdlib.h> |
| #include "pixman-private.h" |
| #include "pixman-combine32.h" |
| |
| static force_inline uint32_t |
| fetch_24 (uint8_t *a) |
| { |
| if (((unsigned long)a) & 1) |
| { |
| #ifdef WORDS_BIGENDIAN |
| return (*a << 16) | (*(uint16_t *)(a + 1)); |
| #else |
| return *a | (*(uint16_t *)(a + 1) << 8); |
| #endif |
| } |
| else |
| { |
| #ifdef WORDS_BIGENDIAN |
| return (*(uint16_t *)a << 8) | *(a + 2); |
| #else |
| return *(uint16_t *)a | (*(a + 2) << 16); |
| #endif |
| } |
| } |
| |
| static force_inline void |
| store_24 (uint8_t *a, |
| uint32_t v) |
| { |
| if (((unsigned long)a) & 1) |
| { |
| #ifdef WORDS_BIGENDIAN |
| *a = (uint8_t) (v >> 16); |
| *(uint16_t *)(a + 1) = (uint16_t) (v); |
| #else |
| *a = (uint8_t) (v); |
| *(uint16_t *)(a + 1) = (uint16_t) (v >> 8); |
| #endif |
| } |
| else |
| { |
| #ifdef WORDS_BIGENDIAN |
| *(uint16_t *)a = (uint16_t)(v >> 8); |
| *(a + 2) = (uint8_t)v; |
| #else |
| *(uint16_t *)a = (uint16_t)v; |
| *(a + 2) = (uint8_t)(v >> 16); |
| #endif |
| } |
| } |
| |
| static force_inline uint32_t |
| over (uint32_t src, |
| uint32_t dest) |
| { |
| uint32_t a = ~src >> 24; |
| |
| UN8x4_MUL_UN8_ADD_UN8x4 (dest, a, src); |
| |
| return dest; |
| } |
| |
| static uint32_t |
| in (uint32_t x, |
| uint8_t y) |
| { |
| uint16_t a = y; |
| |
| UN8x4_MUL_UN8 (x, a); |
| |
| return x; |
| } |
| |
| /* |
| * Naming convention: |
| * |
| * op_src_mask_dest |
| */ |
| static void |
| fast_composite_over_x888_8_8888 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t *src, *src_line; |
| uint32_t *dst, *dst_line; |
| uint8_t *mask, *mask_line; |
| int src_stride, mask_stride, dst_stride; |
| uint8_t m; |
| uint32_t s, d; |
| int32_t w; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); |
| PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); |
| |
| while (height--) |
| { |
| src = src_line; |
| src_line += src_stride; |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| |
| w = width; |
| while (w--) |
| { |
| m = *mask++; |
| if (m) |
| { |
| s = *src | 0xff000000; |
| |
| if (m == 0xff) |
| { |
| *dst = s; |
| } |
| else |
| { |
| d = in (s, m); |
| *dst = over (d, *dst); |
| } |
| } |
| src++; |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_in_n_8_8 (pixman_implementation_t *imp, |
| pixman_op_t op, |
| pixman_image_t * src_image, |
| pixman_image_t * mask_image, |
| pixman_image_t * dest_image, |
| 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) |
| { |
| uint32_t src, srca; |
| uint8_t *dst_line, *dst; |
| uint8_t *mask_line, *mask, m; |
| int dst_stride, mask_stride; |
| int32_t w; |
| uint16_t t; |
| |
| src = _pixman_image_get_solid (src_image, dest_image->bits.format); |
| |
| srca = src >> 24; |
| |
| PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); |
| |
| if (srca == 0xff) |
| { |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| while (w--) |
| { |
| m = *mask++; |
| |
| if (m == 0) |
| *dst = 0; |
| else if (m != 0xff) |
| *dst = MUL_UN8 (m, *dst, t); |
| |
| dst++; |
| } |
| } |
| } |
| else |
| { |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| while (w--) |
| { |
| m = *mask++; |
| m = MUL_UN8 (m, srca, t); |
| |
| if (m == 0) |
| *dst = 0; |
| else if (m != 0xff) |
| *dst = MUL_UN8 (m, *dst, t); |
| |
| dst++; |
| } |
| } |
| } |
| } |
| |
| static void |
| fast_composite_in_8_8 (pixman_implementation_t *imp, |
| pixman_op_t op, |
| pixman_image_t * src_image, |
| pixman_image_t * mask_image, |
| pixman_image_t * dest_image, |
| 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 *dst_line, *dst; |
| uint8_t *src_line, *src; |
| int dst_stride, src_stride; |
| int32_t w; |
| uint8_t s; |
| uint16_t t; |
| |
| PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1); |
| PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| src = src_line; |
| src_line += src_stride; |
| w = width; |
| |
| while (w--) |
| { |
| s = *src++; |
| |
| if (s == 0) |
| *dst = 0; |
| else if (s != 0xff) |
| *dst = MUL_UN8 (s, *dst, t); |
| |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_over_n_8_8888 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t src, srca; |
| uint32_t *dst_line, *dst, d; |
| uint8_t *mask_line, *mask, m; |
| int dst_stride, mask_stride; |
| int32_t w; |
| |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| |
| srca = src >> 24; |
| if (src == 0) |
| return; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| while (w--) |
| { |
| m = *mask++; |
| if (m == 0xff) |
| { |
| if (srca == 0xff) |
| *dst = src; |
| else |
| *dst = over (src, *dst); |
| } |
| else if (m) |
| { |
| d = in (src, m); |
| *dst = over (d, *dst); |
| } |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_add_n_8888_8888_ca (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t src, srca, s; |
| uint32_t *dst_line, *dst, d; |
| uint32_t *mask_line, *mask, ma; |
| int dst_stride, mask_stride; |
| int32_t w; |
| |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| |
| srca = src >> 24; |
| if (src == 0) |
| return; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| while (w--) |
| { |
| ma = *mask++; |
| |
| if (ma) |
| { |
| d = *dst; |
| s = src; |
| |
| UN8x4_MUL_UN8x4_ADD_UN8x4 (s, ma, d); |
| |
| *dst = s; |
| } |
| |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_over_n_8888_8888_ca (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t src, srca, s; |
| uint32_t *dst_line, *dst, d; |
| uint32_t *mask_line, *mask, ma; |
| int dst_stride, mask_stride; |
| int32_t w; |
| |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| |
| srca = src >> 24; |
| if (src == 0) |
| return; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| while (w--) |
| { |
| ma = *mask++; |
| if (ma == 0xffffffff) |
| { |
| if (srca == 0xff) |
| *dst = src; |
| else |
| *dst = over (src, *dst); |
| } |
| else if (ma) |
| { |
| d = *dst; |
| s = src; |
| |
| UN8x4_MUL_UN8x4 (s, ma); |
| UN8x4_MUL_UN8 (ma, srca); |
| ma = ~ma; |
| UN8x4_MUL_UN8x4_ADD_UN8x4 (d, ma, s); |
| |
| *dst = d; |
| } |
| |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_over_n_8_0888 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t src, srca; |
| uint8_t *dst_line, *dst; |
| uint32_t d; |
| uint8_t *mask_line, *mask, m; |
| int dst_stride, mask_stride; |
| int32_t w; |
| |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| |
| srca = src >> 24; |
| if (src == 0) |
| return; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 3); |
| PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| while (w--) |
| { |
| m = *mask++; |
| if (m == 0xff) |
| { |
| if (srca == 0xff) |
| { |
| d = src; |
| } |
| else |
| { |
| d = fetch_24 (dst); |
| d = over (src, d); |
| } |
| store_24 (dst, d); |
| } |
| else if (m) |
| { |
| d = over (in (src, m), fetch_24 (dst)); |
| store_24 (dst, d); |
| } |
| dst += 3; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_over_n_8_0565 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t src, srca; |
| uint16_t *dst_line, *dst; |
| uint32_t d; |
| uint8_t *mask_line, *mask, m; |
| int dst_stride, mask_stride; |
| int32_t w; |
| |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| |
| srca = src >> 24; |
| if (src == 0) |
| return; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| while (w--) |
| { |
| m = *mask++; |
| if (m == 0xff) |
| { |
| if (srca == 0xff) |
| { |
| d = src; |
| } |
| else |
| { |
| d = *dst; |
| d = over (src, CONVERT_0565_TO_0888 (d)); |
| } |
| *dst = CONVERT_8888_TO_0565 (d); |
| } |
| else if (m) |
| { |
| d = *dst; |
| d = over (in (src, m), CONVERT_0565_TO_0888 (d)); |
| *dst = CONVERT_8888_TO_0565 (d); |
| } |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_over_n_8888_0565_ca (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t src, srca, s; |
| uint16_t src16; |
| uint16_t *dst_line, *dst; |
| uint32_t d; |
| uint32_t *mask_line, *mask, ma; |
| int dst_stride, mask_stride; |
| int32_t w; |
| |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| |
| srca = src >> 24; |
| if (src == 0) |
| return; |
| |
| src16 = CONVERT_8888_TO_0565 (src); |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| while (w--) |
| { |
| ma = *mask++; |
| if (ma == 0xffffffff) |
| { |
| if (srca == 0xff) |
| { |
| *dst = src16; |
| } |
| else |
| { |
| d = *dst; |
| d = over (src, CONVERT_0565_TO_0888 (d)); |
| *dst = CONVERT_8888_TO_0565 (d); |
| } |
| } |
| else if (ma) |
| { |
| d = *dst; |
| d = CONVERT_0565_TO_0888 (d); |
| |
| s = src; |
| |
| UN8x4_MUL_UN8x4 (s, ma); |
| UN8x4_MUL_UN8 (ma, srca); |
| ma = ~ma; |
| UN8x4_MUL_UN8x4_ADD_UN8x4 (d, ma, s); |
| |
| *dst = CONVERT_8888_TO_0565 (d); |
| } |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_over_8888_8888 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t *dst_line, *dst; |
| uint32_t *src_line, *src, s; |
| int dst_stride, src_stride; |
| uint8_t a; |
| int32_t w; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| src = src_line; |
| src_line += src_stride; |
| w = width; |
| |
| while (w--) |
| { |
| s = *src++; |
| a = s >> 24; |
| if (a == 0xff) |
| *dst = s; |
| else if (s) |
| *dst = over (s, *dst); |
| dst++; |
| } |
| } |
| } |
| |
| #if 0 |
| static void |
| fast_composite_over_8888_0888 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint8_t *dst_line, *dst; |
| uint32_t d; |
| uint32_t *src_line, *src, s; |
| uint8_t a; |
| int dst_stride, src_stride; |
| int32_t w; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 3); |
| PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| src = src_line; |
| src_line += src_stride; |
| w = width; |
| |
| while (w--) |
| { |
| s = *src++; |
| a = s >> 24; |
| if (a) |
| { |
| if (a == 0xff) |
| d = s; |
| else |
| d = over (s, fetch_24 (dst)); |
| |
| store_24 (dst, d); |
| } |
| dst += 3; |
| } |
| } |
| } |
| #endif |
| |
| static void |
| fast_composite_over_8888_0565 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint16_t *dst_line, *dst; |
| uint32_t d; |
| uint32_t *src_line, *src, s; |
| uint8_t a; |
| int dst_stride, src_stride; |
| int32_t w; |
| |
| PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| src = src_line; |
| src_line += src_stride; |
| w = width; |
| |
| while (w--) |
| { |
| s = *src++; |
| a = s >> 24; |
| if (s) |
| { |
| if (a == 0xff) |
| { |
| d = s; |
| } |
| else |
| { |
| d = *dst; |
| d = over (s, CONVERT_0565_TO_0888 (d)); |
| } |
| *dst = CONVERT_8888_TO_0565 (d); |
| } |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_src_x888_0565 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint16_t *dst_line, *dst; |
| uint32_t *src_line, *src, s; |
| int dst_stride, src_stride; |
| int32_t w; |
| |
| PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| src = src_line; |
| src_line += src_stride; |
| w = width; |
| |
| while (w--) |
| { |
| s = *src++; |
| *dst = CONVERT_8888_TO_0565 (s); |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_add_8000_8000 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint8_t *dst_line, *dst; |
| uint8_t *src_line, *src; |
| int dst_stride, src_stride; |
| int32_t w; |
| uint8_t s, d; |
| uint16_t t; |
| |
| PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1); |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| src = src_line; |
| src_line += src_stride; |
| w = width; |
| |
| while (w--) |
| { |
| s = *src++; |
| if (s) |
| { |
| if (s != 0xff) |
| { |
| d = *dst; |
| t = d + s; |
| s = t | (0 - (t >> 8)); |
| } |
| *dst = s; |
| } |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_add_8888_8888 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t *dst_line, *dst; |
| uint32_t *src_line, *src; |
| int dst_stride, src_stride; |
| int32_t w; |
| uint32_t s, d; |
| |
| PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1); |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| src = src_line; |
| src_line += src_stride; |
| w = width; |
| |
| while (w--) |
| { |
| s = *src++; |
| if (s) |
| { |
| if (s != 0xffffffff) |
| { |
| d = *dst; |
| if (d) |
| UN8x4_ADD_UN8x4 (s, d); |
| } |
| *dst = s; |
| } |
| dst++; |
| } |
| } |
| } |
| |
| static void |
| fast_composite_add_n_8_8 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint8_t *dst_line, *dst; |
| uint8_t *mask_line, *mask; |
| int dst_stride, mask_stride; |
| int32_t w; |
| uint32_t src; |
| uint8_t sa; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1); |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| sa = (src >> 24); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| while (w--) |
| { |
| uint16_t tmp; |
| uint16_t a; |
| uint32_t m, d; |
| uint32_t r; |
| |
| a = *mask++; |
| d = *dst; |
| |
| m = MUL_UN8 (sa, a, tmp); |
| r = ADD_UN8 (m, d, tmp); |
| |
| *dst++ = r; |
| } |
| } |
| } |
| |
| #ifdef WORDS_BIGENDIAN |
| #define CREATE_BITMASK(n) (0x80000000 >> (n)) |
| #define UPDATE_BITMASK(n) ((n) >> 1) |
| #else |
| #define CREATE_BITMASK(n) (1 << (n)) |
| #define UPDATE_BITMASK(n) ((n) << 1) |
| #endif |
| |
| #define TEST_BIT(p, n) \ |
| (*((p) + ((n) >> 5)) & CREATE_BITMASK ((n) & 31)) |
| #define SET_BIT(p, n) \ |
| do { *((p) + ((n) >> 5)) |= CREATE_BITMASK ((n) & 31); } while (0); |
| |
| static void |
| fast_composite_add_1000_1000 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t *dst_line, *dst; |
| uint32_t *src_line, *src; |
| int dst_stride, src_stride; |
| int32_t w; |
| |
| PIXMAN_IMAGE_GET_LINE (src_image, 0, src_y, uint32_t, |
| src_stride, src_line, 1); |
| PIXMAN_IMAGE_GET_LINE (dst_image, 0, dest_y, uint32_t, |
| dst_stride, dst_line, 1); |
| |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| src = src_line; |
| src_line += src_stride; |
| w = width; |
| |
| while (w--) |
| { |
| /* |
| * TODO: improve performance by processing uint32_t data instead |
| * of individual bits |
| */ |
| if (TEST_BIT (src, src_x + w)) |
| SET_BIT (dst, dest_x + w); |
| } |
| } |
| } |
| |
| static void |
| fast_composite_over_n_1_8888 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t src, srca; |
| uint32_t *dst, *dst_line; |
| uint32_t *mask, *mask_line; |
| int mask_stride, dst_stride; |
| uint32_t bitcache, bitmask; |
| int32_t w; |
| |
| if (width <= 0) |
| return; |
| |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| srca = src >> 24; |
| if (src == 0) |
| return; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, |
| dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, 0, mask_y, uint32_t, |
| mask_stride, mask_line, 1); |
| mask_line += mask_x >> 5; |
| |
| if (srca == 0xff) |
| { |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| bitcache = *mask++; |
| bitmask = CREATE_BITMASK (mask_x & 31); |
| |
| while (w--) |
| { |
| if (bitmask == 0) |
| { |
| bitcache = *mask++; |
| bitmask = CREATE_BITMASK (0); |
| } |
| if (bitcache & bitmask) |
| *dst = src; |
| bitmask = UPDATE_BITMASK (bitmask); |
| dst++; |
| } |
| } |
| } |
| else |
| { |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| bitcache = *mask++; |
| bitmask = CREATE_BITMASK (mask_x & 31); |
| |
| while (w--) |
| { |
| if (bitmask == 0) |
| { |
| bitcache = *mask++; |
| bitmask = CREATE_BITMASK (0); |
| } |
| if (bitcache & bitmask) |
| *dst = over (src, *dst); |
| bitmask = UPDATE_BITMASK (bitmask); |
| dst++; |
| } |
| } |
| } |
| } |
| |
| static void |
| fast_composite_over_n_1_0565 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t src, srca; |
| uint16_t *dst, *dst_line; |
| uint32_t *mask, *mask_line; |
| int mask_stride, dst_stride; |
| uint32_t bitcache, bitmask; |
| int32_t w; |
| uint32_t d; |
| uint16_t src565; |
| |
| if (width <= 0) |
| return; |
| |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| srca = src >> 24; |
| if (src == 0) |
| return; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint16_t, |
| dst_stride, dst_line, 1); |
| PIXMAN_IMAGE_GET_LINE (mask_image, 0, mask_y, uint32_t, |
| mask_stride, mask_line, 1); |
| mask_line += mask_x >> 5; |
| |
| if (srca == 0xff) |
| { |
| src565 = CONVERT_8888_TO_0565 (src); |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| bitcache = *mask++; |
| bitmask = CREATE_BITMASK (mask_x & 31); |
| |
| while (w--) |
| { |
| if (bitmask == 0) |
| { |
| bitcache = *mask++; |
| bitmask = CREATE_BITMASK (0); |
| } |
| if (bitcache & bitmask) |
| *dst = src565; |
| bitmask = UPDATE_BITMASK (bitmask); |
| dst++; |
| } |
| } |
| } |
| else |
| { |
| while (height--) |
| { |
| dst = dst_line; |
| dst_line += dst_stride; |
| mask = mask_line; |
| mask_line += mask_stride; |
| w = width; |
| |
| bitcache = *mask++; |
| bitmask = CREATE_BITMASK (mask_x & 31); |
| |
| while (w--) |
| { |
| if (bitmask == 0) |
| { |
| bitcache = *mask++; |
| bitmask = CREATE_BITMASK (0); |
| } |
| if (bitcache & bitmask) |
| { |
| d = over (src, CONVERT_0565_TO_0888 (*dst)); |
| *dst = CONVERT_8888_TO_0565 (d); |
| } |
| bitmask = UPDATE_BITMASK (bitmask); |
| dst++; |
| } |
| } |
| } |
| } |
| |
| /* |
| * Simple bitblt |
| */ |
| |
| static void |
| fast_composite_solid_fill (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t src; |
| |
| src = _pixman_image_get_solid (src_image, dst_image->bits.format); |
| |
| if (dst_image->bits.format == PIXMAN_a8) |
| { |
| src = src >> 24; |
| } |
| else if (dst_image->bits.format == PIXMAN_r5g6b5 || |
| dst_image->bits.format == PIXMAN_b5g6r5) |
| { |
| src = CONVERT_8888_TO_0565 (src); |
| } |
| |
| pixman_fill (dst_image->bits.bits, dst_image->bits.rowstride, |
| PIXMAN_FORMAT_BPP (dst_image->bits.format), |
| dest_x, dest_y, |
| width, height, |
| src); |
| } |
| |
| static void |
| fast_composite_src_8888_x888 (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t *dst; |
| uint32_t *src; |
| int dst_stride, src_stride; |
| uint32_t n_bytes = width * sizeof (uint32_t); |
| |
| PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src, 1); |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_t, dst_stride, dst, 1); |
| |
| while (height--) |
| { |
| memcpy (dst, src, n_bytes); |
| |
| dst += dst_stride; |
| src += src_stride; |
| } |
| } |
| |
| 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; |
| } |
| |
| /* 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(scale_func_name, SRC_FORMAT, DST_FORMAT, \ |
| src_type_t, dst_type_t, OP, do_repeat) \ |
| static void \ |
| fast_composite_scaled_nearest_ ## scale_func_name ## _ ## OP (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; \ |
| uint32_t d; \ |
| src_type_t s1, s2; \ |
| uint8_t a1, a2; \ |
| int w; \ |
| int x1, x2, y; \ |
| pixman_fixed_t orig_vx; \ |
| pixman_fixed_t max_vx, max_vy; \ |
| pixman_vector_t v; \ |
| pixman_fixed_t vx, vy; \ |
| pixman_fixed_t unit_x, unit_y; \ |
| \ |
| src_type_t *src; \ |
| dst_type_t *dst; \ |
| int src_stride, dst_stride; \ |
| \ |
| if (PIXMAN_OP_ ## OP != PIXMAN_OP_SRC && PIXMAN_OP_ ## OP != PIXMAN_OP_OVER) \ |
| abort(); \ |
| \ |
| 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 (do_repeat) \ |
| { \ |
| /* 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); \ |
| } \ |
| \ |
| orig_vx = vx; \ |
| \ |
| while (--height >= 0) \ |
| { \ |
| dst = dst_line; \ |
| dst_line += dst_stride; \ |
| \ |
| y = vy >> 16; \ |
| vy += unit_y; \ |
| if (do_repeat) \ |
| repeat (PIXMAN_REPEAT_NORMAL, &vy, max_vy); \ |
| \ |
| src = src_first_line + src_stride * y; \ |
| \ |
| w = width; \ |
| vx = orig_vx; \ |
| while ((w -= 2) >= 0) \ |
| { \ |
| x1 = vx >> 16; \ |
| vx += unit_x; \ |
| if (do_repeat) \ |
| { \ |
| /* 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 (do_repeat) \ |
| { \ |
| /* 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); \ |
| 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); \ |
| 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; \ |
| vx += unit_x; \ |
| if (do_repeat) \ |
| { \ |
| /* This works because we know that unit_x is positive */ \ |
| while (vx >= max_vx) \ |
| vx -= max_vx; \ |
| } \ |
| 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); \ |
| 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); \ |
| } \ |
| } \ |
| } \ |
| } |
| |
| FAST_NEAREST(x888_x888_none, 8888, 8888, uint32_t, uint32_t, SRC, /*repeat: */ 0); |
| FAST_NEAREST(x888_x888_normal, 8888, 8888, uint32_t, uint32_t, SRC, /*repeat: */ 1); |
| FAST_NEAREST(x888_x888_none, 8888, 8888, uint32_t, uint32_t, OVER, /*repeat: */ 0); |
| FAST_NEAREST(x888_x888_normal, 8888, 8888, uint32_t, uint32_t, OVER, /*repeat: */ 1); |
| FAST_NEAREST(x888_565_none, 8888, 0565, uint32_t, uint16_t, SRC, /*repeat: */ 0); |
| FAST_NEAREST(x888_565_normal, 8888, 0565, uint32_t, uint16_t, SRC, /*repeat: */ 1); |
| FAST_NEAREST(565_565_none, 0565, 0565, uint16_t, uint16_t, SRC, /*repeat: */ 0); |
| FAST_NEAREST(565_565_normal, 0565, 0565, uint16_t, uint16_t, SRC, /*repeat: */ 1); |
| FAST_NEAREST(8888_565_none, 8888, 0565, uint32_t, uint16_t, OVER, /*repeat: */ 0); |
| FAST_NEAREST(8888_565_normal, 8888, 0565, uint32_t, uint16_t, OVER, /*repeat: */ 1); |
| |
| static force_inline uint32_t |
| fetch_nearest (pixman_repeat_t src_repeat, |
| pixman_format_code_t format, |
| uint32_t *src, int x, int src_width) |
| { |
| if (repeat (src_repeat, &x, src_width)) |
| { |
| if (format == PIXMAN_x8r8g8b8) |
| return *(src + x) | 0xff000000; |
| else |
| return *(src + x); |
| } |
| else |
| { |
| return 0; |
| } |
| } |
| |
| static force_inline void |
| combine_over (uint32_t s, uint32_t *dst) |
| { |
| if (s) |
| { |
| uint8_t ia = 0xff - (s >> 24); |
| |
| if (ia) |
| UN8x4_MUL_UN8_ADD_UN8x4 (*dst, ia, s); |
| else |
| *dst = s; |
| } |
| } |
| |
| static force_inline void |
| combine_src (uint32_t s, uint32_t *dst) |
| { |
| *dst = s; |
| } |
| |
| static void |
| fast_composite_scaled_nearest (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 dest_x, |
| int32_t dest_y, |
| int32_t width, |
| int32_t height) |
| { |
| uint32_t *dst_line; |
| uint32_t *src_line; |
| int dst_stride, src_stride; |
| int src_width, src_height; |
| pixman_repeat_t src_repeat; |
| pixman_fixed_t unit_x, unit_y; |
| pixman_format_code_t src_format; |
| pixman_vector_t v; |
| pixman_fixed_t vy; |
| |
| PIXMAN_IMAGE_GET_LINE (dst_image, dest_x, dest_y, uint32_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, uint32_t, src_stride, src_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; |
| |
| src_height = src_image->bits.height; |
| src_width = src_image->bits.width; |
| src_repeat = src_image->common.repeat; |
| src_format = src_image->bits.format; |
| |
| vy = v.vector[1]; |
| while (height--) |
| { |
| pixman_fixed_t vx = v.vector[0]; |
| int y = pixman_fixed_to_int (vy); |
| uint32_t *dst = dst_line; |
| |
| dst_line += dst_stride; |
| |
| /* adjust the y location by a unit vector in the y direction |
| * this is equivalent to transforming y+1 of the destination point to source space */ |
| vy += unit_y; |
| |
| if (!repeat (src_repeat, &y, src_height)) |
| { |
| if (op == PIXMAN_OP_SRC) |
| memset (dst, 0, sizeof (*dst) * width); |
| } |
| else |
| { |
| int w = width; |
| |
| uint32_t *src = src_line + y * src_stride; |
| |
| while (w >= 2) |
| { |
| uint32_t s1, s2; |
| int x1, x2; |
| |
| x1 = pixman_fixed_to_int (vx); |
| vx += unit_x; |
| |
| x2 = pixman_fixed_to_int (vx); |
| vx += unit_x; |
| |
| w -= 2; |
| |
| s1 = fetch_nearest (src_repeat, src_format, src, x1, src_width); |
| s2 = fetch_nearest (src_repeat, src_format, src, x2, src_width); |
| |
| if (op == PIXMAN_OP_OVER) |
| { |
| combine_over (s1, dst++); |
| combine_over (s2, dst++); |
| } |
| else |
| { |
| combine_src (s1, dst++); |
| combine_src (s2, dst++); |
| } |
| } |
| |
| while (w--) |
| { |
| uint32_t s; |
| int x; |
| |
| x = pixman_fixed_to_int (vx); |
| vx += unit_x; |
| |
| s = fetch_nearest (src_repeat, src_format, src, x, src_width); |
| |
| if (op == PIXMAN_OP_OVER) |
| combine_over (s, dst++); |
| else |
| combine_src (s, dst++); |
| } |
| } |
| } |
| } |
| |
| static const pixman_fast_path_t c_fast_paths[] = |
| { |
| PIXMAN_STD_FAST_PATH (OVER, solid, a8, r5g6b5, fast_composite_over_n_8_0565), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a8, b5g6r5, fast_composite_over_n_8_0565), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a8, r8g8b8, fast_composite_over_n_8_0888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a8, b8g8r8, fast_composite_over_n_8_0888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8r8g8b8, fast_composite_over_n_8_8888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8r8g8b8, fast_composite_over_n_8_8888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8b8g8r8, fast_composite_over_n_8_8888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8b8g8r8, fast_composite_over_n_8_8888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a1, a8r8g8b8, fast_composite_over_n_1_8888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a1, x8r8g8b8, fast_composite_over_n_1_8888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a1, a8b8g8r8, fast_composite_over_n_1_8888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a1, x8b8g8r8, fast_composite_over_n_1_8888), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a1, r5g6b5, fast_composite_over_n_1_0565), |
| PIXMAN_STD_FAST_PATH (OVER, solid, a1, b5g6r5, fast_composite_over_n_1_0565), |
| PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, a8r8g8b8, fast_composite_over_n_8888_8888_ca), |
| PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, x8r8g8b8, fast_composite_over_n_8888_8888_ca), |
| PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, r5g6b5, fast_composite_over_n_8888_0565_ca), |
| PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, a8b8g8r8, fast_composite_over_n_8888_8888_ca), |
| PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, x8b8g8r8, fast_composite_over_n_8888_8888_ca), |
| PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, b5g6r5, fast_composite_over_n_8888_0565_ca), |
| PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, x8r8g8b8, fast_composite_over_x888_8_8888), |
| PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, a8r8g8b8, fast_composite_over_x888_8_8888), |
| PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, x8b8g8r8, fast_composite_over_x888_8_8888), |
| PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, a8b8g8r8, fast_composite_over_x888_8_8888), |
| PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, a8r8g8b8, fast_composite_over_8888_8888), |
| PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, x8r8g8b8, fast_composite_over_8888_8888), |
| PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, r5g6b5, fast_composite_over_8888_0565), |
| PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, a8b8g8r8, fast_composite_over_8888_8888), |
| PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, x8b8g8r8, fast_composite_over_8888_8888), |
| PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, b5g6r5, fast_composite_over_8888_0565), |
| PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, null, a8r8g8b8, fast_composite_add_8888_8888), |
| PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, null, a8b8g8r8, fast_composite_add_8888_8888), |
| PIXMAN_STD_FAST_PATH (ADD, a8, null, a8, fast_composite_add_8000_8000), |
| PIXMAN_STD_FAST_PATH (ADD, a1, null, a1, fast_composite_add_1000_1000), |
| PIXMAN_STD_FAST_PATH_CA (ADD, solid, a8r8g8b8, a8r8g8b8, fast_composite_add_n_8888_8888_ca), |
| PIXMAN_STD_FAST_PATH (ADD, solid, a8, a8, fast_composite_add_n_8_8), |
| PIXMAN_STD_FAST_PATH (SRC, solid, null, a8r8g8b8, fast_composite_solid_fill), |
| PIXMAN_STD_FAST_PATH (SRC, solid, null, x8r8g8b8, fast_composite_solid_fill), |
| PIXMAN_STD_FAST_PATH (SRC, solid, null, a8b8g8r8, fast_composite_solid_fill), |
| PIXMAN_STD_FAST_PATH (SRC, solid, null, x8b8g8r8, fast_composite_solid_fill), |
| PIXMAN_STD_FAST_PATH (SRC, solid, null, a8, fast_composite_solid_fill), |
| PIXMAN_STD_FAST_PATH (SRC, solid, null, r5g6b5, fast_composite_solid_fill), |
| PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, x8r8g8b8, fast_composite_src_8888_x888), |
| PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, x8r8g8b8, fast_composite_src_8888_x888), |
| PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, x8b8g8r8, fast_composite_src_8888_x888), |
| PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, x8b8g8r8, fast_composite_src_8888_x888), |
| PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, r5g6b5, fast_composite_src_x888_0565), |
| PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, r5g6b5, fast_composite_src_x888_0565), |
| PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, b5g6r5, fast_composite_src_x888_0565), |
| PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, b5g6r5, fast_composite_src_x888_0565), |
| PIXMAN_STD_FAST_PATH (IN, a8, null, a8, fast_composite_in_8_8), |
| PIXMAN_STD_FAST_PATH (IN, solid, a8, a8, fast_composite_in_n_8_8), |
| |
| #define SCALED_NEAREST_FLAGS \ |
| (FAST_PATH_SCALE_TRANSFORM | \ |
| FAST_PATH_NO_ALPHA_MAP | \ |
| FAST_PATH_NEAREST_FILTER | \ |
| FAST_PATH_NO_ACCESSORS | \ |
| FAST_PATH_NO_WIDE_FORMAT) |
| |
| #define HAS_NORMAL_REPEAT_FLAGS \ |
| (FAST_PATH_NO_REFLECT_REPEAT | \ |
| FAST_PATH_NO_PAD_REPEAT | \ |
| FAST_PATH_NO_NONE_REPEAT) |
| |
| #define SIMPLE_NEAREST_FAST_PATH(op,s,d,func) \ |
| { PIXMAN_OP_ ## op, \ |
| PIXMAN_ ## s, \ |
| SCALED_NEAREST_FLAGS | HAS_NORMAL_REPEAT_FLAGS | FAST_PATH_16BIT_SAFE | FAST_PATH_X_UNIT_POSITIVE, \ |
| PIXMAN_null, 0, \ |
| PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \ |
| fast_composite_scaled_nearest_ ## func ## _normal ## _ ## op, \ |
| }, \ |
| { 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 ## _none ## _ ## op, \ |
| } |
| SIMPLE_NEAREST_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8, x888_x888), |
| SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8, x888_x888), |
| SIMPLE_NEAREST_FAST_PATH (SRC, x8b8g8r8, x8b8g8r8, x888_x888), |
| SIMPLE_NEAREST_FAST_PATH (SRC, a8b8g8r8, x8b8g8r8, x888_x888), |
| |
| SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8, x888_x888), |
| SIMPLE_NEAREST_FAST_PATH (SRC, a8b8g8r8, a8b8g8r8, x888_x888), |
| |
| SIMPLE_NEAREST_FAST_PATH (SRC, x8r8g8b8, r5g6b5, x888_565), |
| SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, r5g6b5, x888_565), |
| |
| SIMPLE_NEAREST_FAST_PATH (SRC, r5g6b5, r5g6b5, 565_565), |
| |
| SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, x888_x888), |
| SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, x888_x888), |
| SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, x888_x888), |
| SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, x888_x888), |
| |
| SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, r5g6b5, 8888_565), |
| |
| #define NEAREST_FAST_PATH(op,s,d) \ |
| { PIXMAN_OP_ ## op, \ |
| PIXMAN_ ## s, SCALED_NEAREST_FLAGS, \ |
| PIXMAN_null, 0, \ |
| PIXMAN_ ## d, FAST_PATH_STD_DEST_FLAGS, \ |
| fast_composite_scaled_nearest, \ |
| } |
| |
| NEAREST_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8), |
| NEAREST_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8), |
| NEAREST_FAST_PATH (SRC, x8b8g8r8, x8b8g8r8), |
| NEAREST_FAST_PATH (SRC, a8b8g8r8, x8b8g8r8), |
| |
| NEAREST_FAST_PATH (SRC, x8r8g8b8, a8r8g8b8), |
| NEAREST_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8), |
| NEAREST_FAST_PATH (SRC, x8b8g8r8, a8b8g8r8), |
| NEAREST_FAST_PATH (SRC, a8b8g8r8, a8b8g8r8), |
| |
| NEAREST_FAST_PATH (OVER, x8r8g8b8, x8r8g8b8), |
| NEAREST_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8), |
| NEAREST_FAST_PATH (OVER, x8b8g8r8, x8b8g8r8), |
| NEAREST_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8), |
| |
| NEAREST_FAST_PATH (OVER, x8r8g8b8, a8r8g8b8), |
| NEAREST_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8), |
| NEAREST_FAST_PATH (OVER, x8b8g8r8, a8b8g8r8), |
| NEAREST_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8), |
| |
| { PIXMAN_OP_NONE }, |
| }; |
| |
| static void |
| pixman_fill8 (uint32_t *bits, |
| int stride, |
| int x, |
| int y, |
| int width, |
| int height, |
| uint32_t xor) |
| { |
| int byte_stride = stride * (int) sizeof (uint32_t); |
| uint8_t *dst = (uint8_t *) bits; |
| uint8_t v = xor & 0xff; |
| int i; |
| |
| dst = dst + y * byte_stride + x; |
| |
| while (height--) |
| { |
| for (i = 0; i < width; ++i) |
| dst[i] = v; |
| |
| dst += byte_stride; |
| } |
| } |
| |
| static void |
| pixman_fill16 (uint32_t *bits, |
| int stride, |
| int x, |
| int y, |
| int width, |
| int height, |
| uint32_t xor) |
| { |
| int short_stride = |
| (stride * (int)sizeof (uint32_t)) / (int)sizeof (uint16_t); |
| uint16_t *dst = (uint16_t *)bits; |
| uint16_t v = xor & 0xffff; |
| int i; |
| |
| dst = dst + y * short_stride + x; |
| |
| while (height--) |
| { |
| for (i = 0; i < width; ++i) |
| dst[i] = v; |
| |
| dst += short_stride; |
| } |
| } |
| |
| static void |
| pixman_fill32 (uint32_t *bits, |
| int stride, |
| int x, |
| int y, |
| int width, |
| int height, |
| uint32_t xor) |
| { |
| int i; |
| |
| bits = bits + y * stride + x; |
| |
| while (height--) |
| { |
| for (i = 0; i < width; ++i) |
| bits[i] = xor; |
| |
| bits += stride; |
| } |
| } |
| |
| static pixman_bool_t |
| fast_path_fill (pixman_implementation_t *imp, |
| uint32_t * bits, |
| int stride, |
| int bpp, |
| int x, |
| int y, |
| int width, |
| int height, |
| uint32_t xor) |
| { |
| switch (bpp) |
| { |
| case 8: |
| pixman_fill8 (bits, stride, x, y, width, height, xor); |
| break; |
| |
| case 16: |
| pixman_fill16 (bits, stride, x, y, width, height, xor); |
| break; |
| |
| case 32: |
| pixman_fill32 (bits, stride, x, y, width, height, xor); |
| break; |
| |
| default: |
| return _pixman_implementation_fill ( |
| imp->delegate, bits, stride, bpp, x, y, width, height, xor); |
| break; |
| } |
| |
| return TRUE; |
| } |
| |
| pixman_implementation_t * |
| _pixman_implementation_create_fast_path (void) |
| { |
| pixman_implementation_t *general = _pixman_implementation_create_general (); |
| pixman_implementation_t *imp = _pixman_implementation_create (general, c_fast_paths); |
| |
| imp->fill = fast_path_fill; |
| |
| return imp; |
| } |
