--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/liboil/src/c/composite_c.c Fri Jun 04 16:20:51 2010 +0100
@@ -0,0 +1,636 @@
+/*
+ * Copyright (c) 2005
+ * Eric Anholt. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+//Portions Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include <liboil/liboilclasses.h>
+#include <liboil/liboilfunction.h>
+#include "liboil/liboilcolorspace.h"
+
+#define COMPOSITE_ADD(d,s) oil_clamp_255((d) + (s))
+#define COMPOSITE_OVER(d,s,m) ((d) + (s) - oil_muldiv_255((d),(m)))
+
+static void
+composite_in_argb_fast (uint32_t *dest, const uint32_t *src,
+ const uint8_t *mask, int n)
+{
+ for (; n > 0; n--) {
+ uint32_t src1, src2;
+ uint8_t m = *mask++;
+
+ /* Split the pixel into two sets of two channels, and multiply by the
+ * mask.
+ */
+ src1 = *src & 0x00ff00ff;
+ src1 *= m;
+ src1 += 0x00800080;
+ src1 += (src1 >> 8) & 0x00ff00ff;
+ src1 >>= 8;
+ src1 &= 0x00ff00ff;
+
+ src2 = (*src >> 8) & 0x00ff00ff;
+ src2 *= m;
+ src2 += 0x00800080;
+ src2 += (src2 >> 8) & 0x00ff00ff;
+ src2 &= 0xff00ff00;
+
+ *dest++ = src1 | src2;
+ src++;
+ }
+}
+OIL_DEFINE_IMPL (composite_in_argb_fast, composite_in_argb);
+
+static void
+composite_in_argb_const_src_fast (uint32_t *dest, const uint32_t *src,
+ const uint8_t *mask, int n)
+{
+ uint32_t src1, src2;
+
+ src1 = *src & 0x00ff00ff;
+ src2 = (*src >> 8) & 0x00ff00ff;
+
+ for (; n > 0; n--) {
+ uint32_t temp1, temp2;
+ uint8_t m = *mask++;
+
+ /* Split the pixel into two sets of two channels, and multiply by the
+ * mask.
+ */
+ temp1 = src1 * m;
+ temp1 += 0x00800080;
+ temp1 += (temp1 >> 8) & 0x00ff00ff;
+ temp1 >>= 8;
+ temp1 &= 0x00ff00ff;
+
+ temp2 = src2 * m;
+ temp2 += 0x00800080;
+ temp2 += (temp2 >> 8) & 0x00ff00ff;
+ temp2 &= 0xff00ff00;
+
+ *dest++ = temp1 | temp2;
+ }
+}
+OIL_DEFINE_IMPL (composite_in_argb_const_src_fast, composite_in_argb_const_src);
+
+static void
+composite_in_argb_const_mask_fast (uint32_t *dest, const uint32_t *src,
+ const uint8_t *mask, int n)
+{
+ uint8_t m = *mask;
+
+ for (; n > 0; n--) {
+ uint32_t src1, src2;
+
+ /* Split the pixel into two sets of two channels, and multiply by the
+ * mask.
+ */
+ src1 = *src & 0x00ff00ff;
+ src1 *= m;
+ src1 += 0x00800080;
+ src1 += (src1 >> 8) & 0x00ff00ff;
+ src1 >>= 8;
+ src1 &= 0x00ff00ff;
+
+ src2 = (*src >> 8) & 0x00ff00ff;
+ src2 *= m;
+ src2 += 0x00800080;
+ src2 += (src2 >> 8) & 0x00ff00ff;
+ src2 &= 0xff00ff00;
+
+ *dest++ = src1 | src2;
+ src++;
+ }
+}
+OIL_DEFINE_IMPL (composite_in_argb_const_mask_fast,
+ composite_in_argb_const_mask);
+
+static void
+composite_over_argb_fast (uint32_t *dest, const uint32_t *src, int n)
+{
+ for (; n > 0; n--) {
+ uint32_t d = *dest, s = *src, sa;
+ uint32_t s1, s2, d1, d2;
+
+ sa = ~s >> 24;
+
+ s1 = s & 0x00ff00ff;
+ d1 = d & 0x00ff00ff;
+ d1 *= sa;
+ d1 += 0x00800080;
+ d1 += (d1 >> 8) & 0x00ff00ff;
+ d1 >>= 8;
+ d1 &= 0x00ff00ff;
+ d1 += s1;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ s2 = (s >> 8) & 0x00ff00ff;
+ d2 = (d >> 8) & 0x00ff00ff;
+ d2 *= sa;
+ d2 += 0x00800080;
+ d2 += (d2 >> 8) & 0x00ff00ff;
+ d2 >>= 8;
+ d2 &= 0x00ff00ff;
+ d2 += s2;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *dest++ = d1 | (d2 << 8);
+ src++;
+ }
+}
+OIL_DEFINE_IMPL (composite_over_argb_fast, composite_over_argb);
+
+static void
+composite_over_argb_const_src_fast (uint32_t *dest, const uint32_t *src, int n)
+{
+ uint32_t s = *src;
+ uint32_t sa, s1, s2;
+ sa = ~s >> 24;
+
+ s1 = s & 0x00ff00ff;
+ s2 = (s >> 8) & 0x00ff00ff;
+
+ for (; n > 0; n--) {
+ uint32_t d = *dest;
+ uint32_t d1, d2;
+
+ d1 = d & 0x00ff00ff;
+ d1 *= sa;
+ d1 += 0x00800080;
+ d1 += (d1 >> 8) & 0x00ff00ff;
+ d1 >>= 8;
+ d1 &= 0x00ff00ff;
+ d1 += s1;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ d2 = (d >> 8) & 0x00ff00ff;
+ d2 *= sa;
+ d2 += 0x00800080;
+ d2 += (d2 >> 8) & 0x00ff00ff;
+ d2 >>= 8;
+ d2 &= 0x00ff00ff;
+ d2 += s2;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *dest++ = d1 | (d2 << 8);
+ src++;
+ }
+}
+OIL_DEFINE_IMPL (composite_over_argb_const_src_fast,
+ composite_over_argb_const_src);
+
+static void
+composite_add_argb_fast (uint32_t *dest, const uint32_t *src, int n)
+{
+ for (; n > 0; n--) {
+ uint32_t s = *src++, d = *dest;
+ uint32_t s1, s2, d1, d2;
+
+ s1 = s & 0x00ff00ff;
+ s2 = (s >> 8) & 0x00ff00ff;
+ d1 = d & 0x00ff00ff;
+ d2 = (d >> 8) & 0x00ff00ff;
+
+ d1 += s1;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ d2 += s2;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *dest++ = d1 | (d2 << 8);
+ }
+}
+OIL_DEFINE_IMPL (composite_add_argb_fast, composite_add_argb);
+
+static void
+composite_add_argb_const_src_fast (uint32_t *dest, const uint32_t *src, int n)
+{
+ uint32_t s1, s2;
+
+ s1 = *src & 0x00ff00ff;
+ s2 = (*src >> 8) & 0x00ff00ff;
+ for (; n > 0; n--) {
+ uint32_t d = *dest;
+ uint32_t d1, d2;
+
+ d1 = d & 0x00ff00ff;
+ d2 = (d >> 8) & 0x00ff00ff;
+
+ d1 += s1;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ d2 += s2;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *dest++ = d1 | (d2 << 8);
+ }
+}
+OIL_DEFINE_IMPL (composite_add_argb_const_src_fast,
+ composite_add_argb_const_src);
+
+static void
+composite_in_over_argb_fast (uint32_t *dest, const uint32_t *src,
+ const uint8_t *mask, int n)
+{
+ for (; n > 0; n--) {
+ uint32_t d = *dest, s = *src++;
+ uint32_t s1, s2, d1, d2, sa;
+ uint8_t m = *mask++;
+
+ s1 = s & 0x00ff00ff;
+ s2 = (s >> 8) & 0x00ff00ff;
+
+ /* in */
+ s1 *= m;
+ s1 += 0x00800080;
+ s1 += (s1 >> 8) & 0x00ff00ff;
+ s1 >>= 8;
+ s1 &= 0x00ff00ff;
+
+ s2 *= m;
+ s2 += 0x00800080;
+ s2 += (s2 >> 8) & 0x00ff00ff;
+ s2 >>= 8;
+ s2 &= 0x00ff00ff;
+
+ /* over */
+ sa = (~s2 >> 16) & 0xff;
+
+ d1 = d & 0x00ff00ff;
+ d1 *= sa;
+ d1 += 0x00800080;
+ d1 += (d1 >> 8) & 0x00ff00ff;
+ d1 >>= 8;
+ d1 &= 0x00ff00ff;
+ d1 += s1;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ d2 = (d >> 8) & 0x00ff00ff;
+ d2 *= sa;
+ d2 += 0x00800080;
+ d2 += (d2 >> 8) & 0x00ff00ff;
+ d2 >>= 8;
+ d2 &= 0x00ff00ff;
+ d2 += s2;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *dest++ = d1 | (d2 << 8);
+ }
+}
+OIL_DEFINE_IMPL (composite_in_over_argb_fast, composite_in_over_argb);
+
+static void
+composite_in_over_argb_const_src_fast (uint32_t *dest, const uint32_t *src,
+ const uint8_t *mask, int n)
+{
+ uint32_t s = *src;
+ uint32_t s1, s2;
+
+ s1 = s & 0x00ff00ff;
+ s2 = (s >> 8) & 0x00ff00ff;
+
+ for (; n > 0; n--) {
+ uint32_t d = *dest;
+ uint32_t temp1, temp2, d1, d2, sa;
+ uint8_t m = *mask++;
+
+ /* in */
+ temp1 = s1 * m;
+ temp1 += 0x00800080;
+ temp1 += (temp1 >> 8) & 0x00ff00ff;
+ temp1 >>= 8;
+ temp1 &= 0x00ff00ff;
+
+ temp2 = s2 * m;
+ temp2 += 0x00800080;
+ temp2 += (temp2 >> 8) & 0x00ff00ff;
+ temp2 >>= 8;
+ temp2 &= 0x00ff00ff;
+
+ /* over */
+ sa = (~temp2 >> 16) & 0xff;
+
+ d1 = d & 0x00ff00ff;
+ d1 *= sa;
+ d1 += 0x00800080;
+ d1 += (d1 >> 8) & 0x00ff00ff;
+ d1 >>= 8;
+ d1 &= 0x00ff00ff;
+ d1 += temp1;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ d2 = (d >> 8) & 0x00ff00ff;
+ d2 *= sa;
+ d2 += 0x00800080;
+ d2 += (d2 >> 8) & 0x00ff00ff;
+ d2 >>= 8;
+ d2 &= 0x00ff00ff;
+ d2 += temp2;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *dest++ = d1 | (d2 << 8);
+ }
+}
+OIL_DEFINE_IMPL (composite_in_over_argb_const_src_fast,
+ composite_in_over_argb_const_src);
+
+static void
+composite_in_over_argb_const_mask_fast (uint32_t *dest, const uint32_t *src,
+ const uint8_t *mask, int n)
+{
+ uint8_t m = *mask;
+ for (; n > 0; n--) {
+ uint32_t d = *dest, s = *src++;
+ uint32_t s1, s2, d1, d2, sa;
+
+ s1 = s & 0x00ff00ff;
+ s2 = (s >> 8) & 0x00ff00ff;
+
+ /* in */
+ s1 *= m;
+ s1 += 0x00800080;
+ s1 += (s1 >> 8) & 0x00ff00ff;
+ s1 >>= 8;
+ s1 &= 0x00ff00ff;
+
+ s2 *= m;
+ s2 += 0x00800080;
+ s2 += (s2 >> 8) & 0x00ff00ff;
+ s2 >>= 8;
+ s2 &= 0x00ff00ff;
+
+ /* over */
+ sa = (~s2 >> 16) & 0xff;
+
+ d1 = d & 0x00ff00ff;
+ d1 *= sa;
+ d1 += 0x00800080;
+ d1 += (d1 >> 8) & 0x00ff00ff;
+ d1 >>= 8;
+ d1 &= 0x00ff00ff;
+ d1 += s1;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ d2 = (d >> 8) & 0x00ff00ff;
+ d2 *= sa;
+ d2 += 0x00800080;
+ d2 += (d2 >> 8) & 0x00ff00ff;
+ d2 >>= 8;
+ d2 &= 0x00ff00ff;
+ d2 += s2;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *dest++ = d1 | (d2 << 8);
+ }
+}
+OIL_DEFINE_IMPL (composite_in_over_argb_const_mask_fast,
+ composite_in_over_argb_const_mask);
+
+#ifdef HAVE_UNALIGNED_ACCESS
+static void
+composite_add_u8_fast (uint8_t *dest, const uint8_t *src, int n)
+{
+ for (; n > 3; n-= 4) {
+ uint32_t s = *(uint32_t *)src, d = *(uint32_t *)dest;
+ uint32_t s1, s2, d1, d2;
+
+ s1 = s & 0x00ff00ff;
+ s2 = (s >> 8) & 0x00ff00ff;
+ d1 = d & 0x00ff00ff;
+ d2 = (d >> 8) & 0x00ff00ff;
+
+ d1 += s1;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ d2 += s2;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *(uint32_t *)dest = d1 | (d2 << 8);
+ src += 4;
+ dest += 4;
+ }
+ for (; n > 0; n--) {
+ *dest = COMPOSITE_ADD(*dest, *src);
+ src++;
+ dest++;
+ }
+}
+OIL_DEFINE_IMPL (composite_add_u8_fast, composite_add_u8);
+#endif
+
+#ifdef HAVE_UNALIGNED_ACCESS
+static void
+composite_add_u8_const_src_fast (uint8_t *dest, const uint8_t *src, int n)
+{
+ uint32_t s;
+
+ s = *src | (*src << 16);
+ for (; n > 3; n-= 4) {
+ uint32_t d = *(uint32_t *)dest;
+ uint32_t d1, d2;
+
+ d1 = d & 0x00ff00ff;
+ d2 = (d >> 8) & 0x00ff00ff;
+
+ d1 += s;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ d2 += s;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *(uint32_t *)dest = d1 | (d2 << 8);
+ dest += 4;
+ }
+ for (; n > 0; n--) {
+ *dest = COMPOSITE_ADD(*dest, *src);
+ dest++;
+ }
+}
+OIL_DEFINE_IMPL (composite_add_u8_const_src_fast, composite_add_u8_const_src);
+#endif
+
+#ifdef HAVE_UNALIGNED_ACCESS
+static void
+composite_over_u8_fast (uint8_t *dest, const uint8_t *src, int n)
+{
+ for (; n > 3; n-= 4) {
+ uint32_t d = *(uint32_t *)dest, s = *(uint32_t *)src;
+ uint32_t d1, d2, s1, s2;
+
+ d1 = d & 0x00ff00ff;
+ d2 = (d >> 8) & 0x00ff00ff;
+ s1 = s & 0x00ff00ff;
+ s2 = (s >> 8) & 0x00ff00ff;
+
+ d1 = ((d1 & 0xff) * (~s1 & 0xff)) |
+ ((d1 & 0x00ff0000) * (~s1 >> 16 & 0xff));
+ d1 += 0x00800080;
+ d1 += (d1 >> 8) & 0x00ff00ff;
+ d1 >>= 8;
+ d1 &= 0x00ff00ff;
+ d1 += s1;
+ d1 |= 0x01000100 - ((d1 >> 8) & 0x00ff00ff);
+ d1 &= 0x00ff00ff;
+
+ d2 = ((d2 & 0xff) * (~s2 & 0xff)) |
+ ((d2 & 0x00ff0000) * (~s2 >> 16 & 0xff));
+ d2 += 0x00800080;
+ d2 += (d2 >> 8) & 0x00ff00ff;
+ d2 >>= 8;
+ d2 &= 0x00ff00ff;
+ d2 += s2;
+ d2 |= 0x01000100 - ((d2 >> 8) & 0x00ff00ff);
+ d2 &= 0x00ff00ff;
+
+ *(uint32_t *)dest = d1 | (d2 << 8);
+ dest += 4;
+ src += 4;
+ }
+ for (; n > 0; n--) {
+ *dest = COMPOSITE_OVER(*dest, *src, *src);
+ dest++;
+ src++;
+ }
+}
+OIL_DEFINE_IMPL (composite_over_u8_fast, composite_over_u8);
+#endif
+
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_in_argb_fast() {
+ return &_oil_function_impl_composite_in_argb_fast;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_in_argb_const_src_fast() {
+ return &_oil_function_impl_composite_in_argb_const_src_fast;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_in_argb_const_mask_fast() {
+ return &_oil_function_impl_composite_in_argb_const_mask_fast;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_over_argb_fast() {
+ return &_oil_function_impl_composite_over_argb_fast;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_over_argb_const_src_fast() {
+ return &_oil_function_impl_composite_over_argb_const_src_fast;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_add_argb_fast() {
+ return &_oil_function_impl_composite_add_argb_fast;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_add_argb_const_src_fast() {
+ return &_oil_function_impl_composite_add_argb_const_src_fast;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_in_over_argb_fast() {
+ return &_oil_function_impl_composite_in_over_argb_fast;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_in_over_argb_const_src_fast() {
+ return &_oil_function_impl_composite_in_over_argb_const_src_fast;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_in_over_argb_const_mask_fast() {
+ return &_oil_function_impl_composite_in_over_argb_const_mask_fast;
+}
+#endif
+
+#ifdef HAVE_UNALIGNED_ACCESS
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_add_u8_fast() {
+ return &_oil_function_impl_composite_add_u8_fast;
+}
+#endif
+#endif
+
+#ifdef HAVE_UNALIGNED_ACCESS
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_add_u8_const_src_fast() {
+ return &_oil_function_impl_composite_add_u8_const_src_fast;
+}
+#endif
+#endif
+
+#ifdef HAVE_UNALIGNED_ACCESS
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_composite_over_u8_fast() {
+ return &_oil_function_impl_composite_over_u8_fast;
+}
+#endif
+#endif