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author | commit-bot@chromium.org <commit-bot@chromium.org@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2014-05-01 21:03:53 +0000 |
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committer | commit-bot@chromium.org <commit-bot@chromium.org@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2014-05-01 21:03:53 +0000 |
commit | 75da1aa081a9a6e140716e13a5c5e0f486d6e4cf (patch) | |
tree | e4d2748e2692e3488e4e624a3d0881ef6c65418a | |
parent | 837d60a1acbb4fec1dae681475443f712a800e6d (diff) | |
download | src-75da1aa081a9a6e140716e13a5c5e0f486d6e4cf.tar.gz |
Remove dead code.
No files reference this file.
R=reed@google.com
Author: scroggo@google.com
Review URL: https://codereview.chromium.org/255243002
git-svn-id: http://skia.googlecode.com/svn/trunk/src@14520 2bbb7eff-a529-9590-31e7-b0007b416f81
-rw-r--r-- | core/ARGB32_Clamp_Bilinear_BitmapShader.h | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/core/ARGB32_Clamp_Bilinear_BitmapShader.h b/core/ARGB32_Clamp_Bilinear_BitmapShader.h deleted file mode 100644 index 87121cfd..00000000 --- a/core/ARGB32_Clamp_Bilinear_BitmapShader.h +++ /dev/null @@ -1,177 +0,0 @@ - -/* - * Copyright 2011 Google Inc. - * - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -class ARGB32_Clamp_Bilinear_BitmapShader : public SkBitmapShader { -public: - ARGB32_Clamp_Bilinear_BitmapShader(const SkBitmap& src) - : SkBitmapShader(src, true, - SkShader::kClamp_TileMode, SkShader::kClamp_TileMode) - {} - - virtual void shadeSpan(int x, int y, SkPMColor dstC[], int count); -}; - -SkPMColor sample_bilerp(SkFixed fx, SkFixed fy, unsigned srcMaxX, unsigned srcMaxY, - const SkPMColor* srcPixels, int srcRB, const SkFilterPtrProc* proc_table); -SkPMColor sample_bilerp(SkFixed fx, SkFixed fy, unsigned srcMaxX, unsigned srcMaxY, - const SkPMColor* srcPixels, int srcRB, const SkFilterPtrProc* proc_table) -{ - int ix = fx >> 16; - int iy = fy >> 16; - - const SkPMColor *p00, *p01, *p10, *p11; - - p00 = p01 = ((const SkPMColor*)((const char*)srcPixels - + SkClampMax(iy, srcMaxY) * srcRB)) - + SkClampMax(ix, srcMaxX); - - if ((unsigned)ix < srcMaxX) - p01 += 1; - p10 = p00; - p11 = p01; - if ((unsigned)iy < srcMaxY) - { - p10 = (const SkPMColor*)((const char*)p10 + srcRB); - p11 = (const SkPMColor*)((const char*)p11 + srcRB); - } - - SkFilterPtrProc proc = SkGetBilinearFilterPtrProc(proc_table, fx, fy); - return proc(p00, p01, p10, p11); -} - -static inline SkPMColor sample_bilerpx(SkFixed fx, unsigned srcMaxX, const SkPMColor* srcPixels, - int srcRB, const SkFilterPtrProc* proc_table) -{ - int ix = fx >> 16; - - const SkPMColor *p00, *p01, *p10, *p11; - - p00 = p01 = srcPixels + SkClampMax(ix, srcMaxX); - if ((unsigned)ix < srcMaxX) - p01 += 1; - - p10 = (const SkPMColor*)((const char*)p00 + srcRB); - p11 = (const SkPMColor*)((const char*)p01 + srcRB); - - SkFilterPtrProc proc = SkGetBilinearFilterPtrXProc(proc_table, fx); - return proc(p00, p01, p10, p11); -} - -void ARGB32_Clamp_Bilinear_BitmapShader::shadeSpan(int x, int y, SkPMColor dstC[], int count) -{ - SkASSERT(count > 0); - - unsigned srcScale = SkAlpha255To256(this->getPaintAlpha()); - - const SkMatrix& inv = this->getTotalInverse(); - const SkBitmap& srcBitmap = this->getSrcBitmap(); - unsigned srcMaxX = srcBitmap.width() - 1; - unsigned srcMaxY = srcBitmap.height() - 1; - unsigned srcRB = srcBitmap.rowBytes(); - - const SkFilterPtrProc* proc_table = SkGetBilinearFilterPtrProcTable(); - const SkPMColor* srcPixels = (const SkPMColor*)srcBitmap.getPixels(); - - if (this->getInverseClass() == kPerspective_MatrixClass) - { - SkPerspIter iter(inv, SkIntToScalar(x) + SK_ScalarHalf, - SkIntToScalar(y) + SK_ScalarHalf, count); - - if (256 == srcScale) - { - while ((count = iter.next()) != 0) - { - const SkFixed* srcXY = iter.getXY(); - while (--count >= 0) - { - SkFixed fx = *srcXY++ - SK_FixedHalf; - SkFixed fy = *srcXY++ - SK_FixedHalf; - *dstC++ = sample_bilerp(fx, fy, srcMaxX, srcMaxY, srcPixels, srcRB, proc_table); - } - } - } - else // scale by srcScale - { - while ((count = iter.next()) != 0) - { - const SkFixed* srcXY = iter.getXY(); - while (--count >= 0) - { - SkFixed fx = *srcXY++ - SK_FixedHalf; - SkFixed fy = *srcXY++ - SK_FixedHalf; - SkPMColor c = sample_bilerp(fx, fy, srcMaxX, srcMaxY, srcPixels, srcRB, proc_table); - *dstC++ = SkAlphaMulQ(c, srcScale); - } - } - } - } - else // linear case - { - SkFixed fx, fy, dx, dy; - - // now init fx, fy, dx, dy - { - SkPoint srcPt; - this->getInverseMapPtProc()(inv, SkIntToScalar(x) + SK_ScalarHalf, - SkIntToScalar(y) + SK_ScalarHalf, - &srcPt); - - fx = SkScalarToFixed(srcPt.fX) - SK_FixedHalf; - fy = SkScalarToFixed(srcPt.fY) - SK_FixedHalf; - - if (this->getInverseClass() == kFixedStepInX_MatrixClass) - (void)inv.fixedStepInX(SkIntToScalar(y), &dx, &dy); - else - { - dx = SkScalarToFixed(inv.getScaleX()); - dy = SkScalarToFixed(inv.getSkewY()); - } - } - - if (dy == 0 && (unsigned)(fy >> 16) < srcMaxY) - { - srcPixels = (const SkPMColor*)((const char*)srcPixels + (fy >> 16) * srcRB); - proc_table = SkGetBilinearFilterPtrProcYTable(proc_table, fy); - if (256 == srcScale) - { - do { - *dstC++ = sample_bilerpx(fx, srcMaxX, srcPixels, srcRB, proc_table); - fx += dx; - } while (--count != 0); - } - else - { - do { - SkPMColor c = sample_bilerpx(fx, srcMaxX, srcPixels, srcRB, proc_table); - *dstC++ = SkAlphaMulQ(c, srcScale); - fx += dx; - } while (--count != 0); - } - } - else // dy is != 0 - { - if (256 == srcScale) - { - do { - *dstC++ = sample_bilerp(fx, fy, srcMaxX, srcMaxY, srcPixels, srcRB, proc_table); - fx += dx; - fy += dy; - } while (--count != 0); - } - else - { - do { - SkPMColor c = sample_bilerp(fx, fy, srcMaxX, srcMaxY, srcPixels, srcRB, proc_table); - *dstC++ = SkAlphaMulQ(c, srcScale); - fx += dx; - fy += dy; - } while (--count != 0); - } - } - } -} |