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Unified Diff: src/core/SkBitmapProcState_matrix_template.h

Issue 236593006: Revert of use templates instead of macros to build blitters (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: Created 6 years, 8 months ago
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Index: src/core/SkBitmapProcState_matrix_template.h
diff --git a/src/core/SkBitmapProcState_matrix_template.h b/src/core/SkBitmapProcState_matrix_template.h
deleted file mode 100644
index 4b0044b46addf7294e3d0cc48f08842403f2b7bf..0000000000000000000000000000000000000000
--- a/src/core/SkBitmapProcState_matrix_template.h
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Copyright 2013 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SkBitmapProcState_MatrixTemplates_DEFINED
-#define SkBitmapProcState_MatrixTemplates_DEFINED
-
-#include "SkMath.h"
-#include "SkMathPriv.h"
-
-template <typename TileProc, bool tryDecal>
-void NoFilterProc_Scale(const SkBitmapProcState& s, uint32_t xy[],
- int count, int x, int y) {
- SkASSERT((s.fInvType & ~(SkMatrix::kTranslate_Mask |
- SkMatrix::kScale_Mask)) == 0);
-
- // we store y, x, x, x, x, x
-
- const unsigned maxX = s.fBitmap->width() - 1;
- SkFractionalInt fx;
- {
- SkPoint pt;
- s.fInvProc(s.fInvMatrix, SkIntToScalar(x) + SK_ScalarHalf,
- SkIntToScalar(y) + SK_ScalarHalf, &pt);
- fx = SkScalarToFractionalInt(pt.fY);
- const unsigned maxY = s.fBitmap->height() - 1;
- *xy++ = TileProc::Y(s, SkFractionalIntToFixed(fx), maxY);
- fx = SkScalarToFractionalInt(pt.fX);
- }
-
- if (0 == maxX) {
- // all of the following X values must be 0
- memset(xy, 0, count * sizeof(uint16_t));
- return;
- }
-
- const SkFractionalInt dx = s.fInvSxFractionalInt;
-
- if (tryDecal && can_truncate_to_fixed_for_decal(fx, dx, count, maxX)) {
- decal_nofilter_scale(xy, SkFractionalIntToFixed(fx),
- SkFractionalIntToFixed(dx), count);
- } else {
- int i;
- for (i = (count >> 2); i > 0; --i) {
- unsigned a, b;
- a = TileProc::X(s, SkFractionalIntToFixed(fx), maxX); fx += dx;
- b = TileProc::X(s, SkFractionalIntToFixed(fx), maxX); fx += dx;
-#ifdef SK_CPU_BENDIAN
- *xy++ = (a << 16) | b;
-#else
- *xy++ = (b << 16) | a;
-#endif
- a = TileProc::X(s, SkFractionalIntToFixed(fx), maxX); fx += dx;
- b = TileProc::X(s, SkFractionalIntToFixed(fx), maxX); fx += dx;
-#ifdef SK_CPU_BENDIAN
- *xy++ = (a << 16) | b;
-#else
- *xy++ = (b << 16) | a;
-#endif
- }
- uint16_t* xx = (uint16_t*)xy;
- for (i = (count & 3); i > 0; --i) {
- *xx++ = TileProc::X(s, SkFractionalIntToFixed(fx), maxX); fx += dx;
- }
- }
-}
-
-// note: we could special-case on a matrix which is skewed in X but not Y.
-// this would require a more general setup thatn SCALE does, but could use
-// SCALE's inner loop that only looks at dx
-
-template <typename TileProc>
-void NoFilterProc_Affine(const SkBitmapProcState& s, uint32_t xy[],
- int count, int x, int y) {
- SkASSERT(s.fInvType & SkMatrix::kAffine_Mask);
- SkASSERT((s.fInvType & ~(SkMatrix::kTranslate_Mask |
- SkMatrix::kScale_Mask |
- SkMatrix::kAffine_Mask)) == 0);
-
- SkPoint srcPt;
- s.fInvProc(s.fInvMatrix,
- SkIntToScalar(x) + SK_ScalarHalf,
- SkIntToScalar(y) + SK_ScalarHalf, &srcPt);
-
- SkFractionalInt fx = SkScalarToFractionalInt(srcPt.fX);
- SkFractionalInt fy = SkScalarToFractionalInt(srcPt.fY);
- SkFractionalInt dx = s.fInvSxFractionalInt;
- SkFractionalInt dy = s.fInvKyFractionalInt;
- int maxX = s.fBitmap->width() - 1;
- int maxY = s.fBitmap->height() - 1;
-
- for (int i = count; i > 0; --i) {
- *xy++ = (TileProc::Y(s, SkFractionalIntToFixed(fy), maxY) << 16) |
- TileProc::X(s, SkFractionalIntToFixed(fx), maxX);
- fx += dx; fy += dy;
- }
-}
-
-template <typename TileProc>
-void NoFilterProc_Persp(const SkBitmapProcState& s, uint32_t* SK_RESTRICT xy,
- int count, int x, int y) {
- SkASSERT(s.fInvType & SkMatrix::kPerspective_Mask);
-
- int maxX = s.fBitmap->width() - 1;
- int maxY = s.fBitmap->height() - 1;
-
- SkPerspIter iter(s.fInvMatrix,
- SkIntToScalar(x) + SK_ScalarHalf,
- SkIntToScalar(y) + SK_ScalarHalf, count);
-
- while ((count = iter.next()) != 0) {
- const SkFixed* SK_RESTRICT srcXY = iter.getXY();
- while (--count >= 0) {
- *xy++ = (TileProc::Y(s, srcXY[1], maxY) << 16) |
- TileProc::X(s, srcXY[0], maxX);
- srcXY += 2;
- }
- }
-}
-
-#endif
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