| /* |
| * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| |
| /* |
| * FUNCTION |
| * Internal functions for mlib_ImageAffine with Nearest Neighbor filtering. |
| */ |
| |
| #include "mlib_ImageAffine.h" |
| |
| /***************************************************************/ |
| #define sp srcPixelPtr |
| #define dp dstPixelPtr |
| |
| /***************************************************************/ |
| #undef DTYPE |
| #define DTYPE mlib_s32 |
| |
| #ifdef _MSC_VER |
| /* Workaround for MSC optimizer bug (known affected versions |
| 12.00.8168-12.00.8804). See bug 4893435 for details. */ |
| #pragma optimize("gs", off) |
| #endif /* _MSC_VER */ |
| #ifdef i386 /* do not perform the coping by mlib_d64 data type for x86 */ |
| |
| mlib_status mlib_ImageAffine_s32_1ch_nn(mlib_affine_param *param) |
| { |
| DECLAREVAR(); |
| DTYPE *srcPixelPtr; |
| DTYPE *dstLineEnd; |
| |
| for (j = yStart; j <= yFinish; j++) { |
| CLIP(1); |
| dstLineEnd = (DTYPE *) dstData + xRight; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; dp <= dstLineEnd; dp++) { |
| sp = S_PTR(Y) + (X >> MLIB_SHIFT); |
| dp[0] = sp[0]; |
| |
| X += dX; |
| Y += dY; |
| } |
| } |
| |
| return MLIB_SUCCESS; |
| } |
| |
| #else |
| |
| mlib_status mlib_ImageAffine_s32_1ch_nn(mlib_affine_param *param) |
| { |
| DECLAREVAR(); |
| DTYPE *srcPixelPtr; |
| mlib_s32 i, size; |
| |
| for (j = yStart; j <= yFinish; j++) { |
| d64_2x32 dd; |
| |
| CLIP(1); |
| size = xRight - xLeft + 1; |
| |
| if ((mlib_addr) dp & 7) { |
| sp = S_PTR(Y); |
| *dp++ = sp[X >> MLIB_SHIFT]; |
| X += dX; |
| Y += dY; |
| size--; |
| } |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (i = 0; i <= (size - 2); i += 2) { |
| mlib_f32 *sp0, *sp1; |
| |
| sp0 = (mlib_f32 *) S_PTR(Y); |
| sp1 = (mlib_f32 *) S_PTR(Y + dY); |
| |
| dd.f32s.f0 = sp0[X >> MLIB_SHIFT]; |
| dd.f32s.f1 = sp1[(X + dX) >> MLIB_SHIFT]; |
| |
| *(mlib_d64 *) dp = dd.d64; |
| |
| dp += 2; |
| X += 2 * dX; |
| Y += 2 * dY; |
| } |
| |
| if (size & 1) { |
| sp = S_PTR(Y); |
| *dp = sp[X >> MLIB_SHIFT]; |
| } |
| } |
| |
| return MLIB_SUCCESS; |
| } |
| |
| #endif /* i386 ( do not perform the coping by mlib_d64 data type for x86 ) */ |
| |
| /***************************************************************/ |
| mlib_status mlib_ImageAffine_s32_2ch_nn(mlib_affine_param *param) |
| { |
| DECLAREVAR(); |
| DTYPE *srcPixelPtr; |
| DTYPE *dstLineEnd; |
| |
| for (j = yStart; j <= yFinish; j++) { |
| CLIP(2); |
| dstLineEnd = (DTYPE *) dstData + 2 * xRight; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; dp <= dstLineEnd; dp += 2) { |
| sp = S_PTR(Y) + 2 * (X >> MLIB_SHIFT); |
| dp[0] = sp[0]; |
| dp[1] = sp[1]; |
| |
| X += dX; |
| Y += dY; |
| } |
| } |
| |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| mlib_status mlib_ImageAffine_s32_3ch_nn(mlib_affine_param *param) |
| { |
| DECLAREVAR(); |
| DTYPE *srcPixelPtr; |
| DTYPE *dstLineEnd; |
| |
| for (j = yStart; j <= yFinish; j++) { |
| CLIP(3); |
| dstLineEnd = (DTYPE *) dstData + 3 * xRight; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; dp <= dstLineEnd; dp += 3) { |
| sp = S_PTR(Y) + 3 * (X >> MLIB_SHIFT); |
| dp[0] = sp[0]; |
| dp[1] = sp[1]; |
| dp[2] = sp[2]; |
| |
| X += dX; |
| Y += dY; |
| } |
| } |
| |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| mlib_status mlib_ImageAffine_s32_4ch_nn(mlib_affine_param *param) |
| { |
| DECLAREVAR(); |
| DTYPE *srcPixelPtr; |
| DTYPE *dstLineEnd; |
| |
| for (j = yStart; j <= yFinish; j++) { |
| CLIP(4); |
| dstLineEnd = (DTYPE *) dstData + 4 * xRight; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; dp <= dstLineEnd; dp += 4) { |
| sp = S_PTR(Y) + 4 * (X >> MLIB_SHIFT); |
| dp[0] = sp[0]; |
| dp[1] = sp[1]; |
| dp[2] = sp[2]; |
| dp[3] = sp[3]; |
| |
| X += dX; |
| Y += dY; |
| } |
| } |
| |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| #undef DTYPE |
| #define DTYPE mlib_d64 |
| |
| mlib_status mlib_ImageAffine_d64_1ch_nn(mlib_affine_param *param) |
| { |
| DECLAREVAR(); |
| DTYPE *srcPixelPtr; |
| DTYPE *dstLineEnd; |
| |
| for (j = yStart; j <= yFinish; j++) { |
| CLIP(1); |
| dstLineEnd = (DTYPE *) dstData + xRight; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; dp <= dstLineEnd; dp++) { |
| sp = S_PTR(Y); |
| dp[0] = sp[X >> MLIB_SHIFT]; |
| |
| X += dX; |
| Y += dY; |
| } |
| } |
| |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| mlib_status mlib_ImageAffine_d64_2ch_nn(mlib_affine_param *param) |
| { |
| DECLAREVAR(); |
| DTYPE *srcPixelPtr; |
| DTYPE *dstLineEnd; |
| |
| for (j = yStart; j <= yFinish; j++) { |
| CLIP(2); |
| dstLineEnd = (DTYPE *) dstData + 2 * xRight; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; dp <= dstLineEnd; dp += 2) { |
| sp = S_PTR(Y) + 2 * (X >> MLIB_SHIFT); |
| dp[0] = sp[0]; |
| dp[1] = sp[1]; |
| |
| X += dX; |
| Y += dY; |
| } |
| } |
| |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| mlib_status mlib_ImageAffine_d64_3ch_nn(mlib_affine_param *param) |
| { |
| DECLAREVAR(); |
| DTYPE *srcPixelPtr; |
| DTYPE *dstLineEnd; |
| |
| for (j = yStart; j <= yFinish; j++) { |
| CLIP(3); |
| dstLineEnd = (DTYPE *) dstData + 3 * xRight; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; dp <= dstLineEnd; dp += 3) { |
| sp = S_PTR(Y) + 3 * (X >> MLIB_SHIFT); |
| dp[0] = sp[0]; |
| dp[1] = sp[1]; |
| dp[2] = sp[2]; |
| |
| X += dX; |
| Y += dY; |
| } |
| } |
| |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| mlib_status mlib_ImageAffine_d64_4ch_nn(mlib_affine_param *param) |
| { |
| DECLAREVAR(); |
| DTYPE *srcPixelPtr; |
| DTYPE *dstLineEnd; |
| |
| for (j = yStart; j <= yFinish; j++) { |
| CLIP(4); |
| dstLineEnd = (DTYPE *) dstData + 4 * xRight; |
| |
| #ifdef __SUNPRO_C |
| #pragma pipeloop(0) |
| #endif /* __SUNPRO_C */ |
| for (; dp <= dstLineEnd; dp += 4) { |
| sp = S_PTR(Y) + 4 * (X >> MLIB_SHIFT); |
| dp[0] = sp[0]; |
| dp[1] = sp[1]; |
| dp[2] = sp[2]; |
| dp[3] = sp[3]; |
| |
| X += dX; |
| Y += dY; |
| } |
| } |
| |
| return MLIB_SUCCESS; |
| } |
| |
| /***************************************************************/ |
| #ifdef _MSC_VER |
| /* Workaround for MSC optimizer bug (known affected versions |
| 12.00.8168-12.00.8804). See bug 4893435 for details. */ |
| #pragma optimize("gs", on) |
| #endif /* _MSC_VER */ |