chromium/third_party/skia/src/core/SkScanPriv.h

/*
 * Copyright 2006 The Android Open Source Project
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef SkScanPriv_DEFINED
#define SkScanPriv_DEFINED

#include "include/core/SkPath.h"
#include "src/core/SkBlitter.h"
#include "src/core/SkScan.h"

// controls how much we super-sample (when we use that scan convertion)
#define SK_SUPERSAMPLE_SHIFT …

class SkScanClipper { … };

void sk_fill_path(const SkPath& path, const SkIRect& clipRect,
                  SkBlitter* blitter, int start_y, int stop_y, int shiftEdgesUp,
                  bool pathContainedInClip);

// blit the rects above and below avoid, clipped to clip
void sk_blit_above(SkBlitter*, const SkIRect& avoid, const SkRegion& clip);
void sk_blit_below(SkBlitter*, const SkIRect& avoid, const SkRegion& clip);

template<class EdgeType>
static inline void remove_edge(EdgeType* edge) { … }

template<class EdgeType>
static inline void insert_edge_after(EdgeType* edge, EdgeType* afterMe) { … }

template<class EdgeType>
void backward_insert_edge_based_on_x(EdgeType* edge) { … }

// Start from the right side, searching backwards for the point to begin the new edge list
// insertion, marching forwards from here. The implementation could have started from the left
// of the prior insertion, and search to the right, or with some additional caching, binary
// search the starting point. More work could be done to determine optimal new edge insertion.
template<class EdgeType>
EdgeType* backward_insert_start(EdgeType* prev, SkFixed x) { … }

#endif