C++程序  |  40行  |  1.37 KB

/*
 * Copyright 2015 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef GrDrawOpTest_DEFINED
#define GrDrawOpTest_DEFINED

#include "GrTestUtils.h"
#include "SkRefCnt.h"

#if GR_TEST_UTILS

class GrContext_Base;
class GrDrawOp;
class GrPaint;
class GrRecordingContext;
class GrRenderTargetContext;
struct GrUserStencilSettings;
class SkRandom;

/**  This function draws a randomly configured GrDrawOp for testing purposes. */
void GrDrawRandomOp(SkRandom*, GrRenderTargetContext*, GrPaint&&);

/** GrDrawOp subclasses should define test factory functions using this macro. */
#define GR_DRAW_OP_TEST_DEFINE(Op)                                                              \
    std::unique_ptr<GrDrawOp> Op##__Test(GrPaint&& paint, SkRandom* random,                     \
                                         GrRecordingContext* context, GrFSAAType fsaaType)
#define GR_DRAW_OP_TEST_FRIEND(Op)                                                              \
    friend std::unique_ptr<GrDrawOp> Op##__Test(GrPaint&& paint, SkRandom* random,              \
                                                GrRecordingContext* context, GrFSAAType fsaaType)

/** Helper for op test factories to pick a random stencil state. */
const GrUserStencilSettings* GrGetRandomStencil(SkRandom* random, GrContext_Base*);

#endif
#endif