File: gl_test_helper.h

package info (click to toggle)
chromium 138.0.7204.183-1
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 6,071,908 kB
  • sloc: cpp: 34,937,088; ansic: 7,176,967; javascript: 4,110,704; python: 1,419,953; asm: 946,768; xml: 739,971; pascal: 187,324; sh: 89,623; perl: 88,663; objc: 79,944; sql: 50,304; cs: 41,786; fortran: 24,137; makefile: 21,806; php: 13,980; tcl: 13,166; yacc: 8,925; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (53 lines) | stat: -rw-r--r-- 1,626 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_GL_TEST_GL_TEST_HELPER_H_
#define UI_GL_TEST_GL_TEST_HELPER_H_

#include <stdint.h>

#include "ui/gfx/geometry/point.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gl/gl_bindings.h"
#include "ui/gl/gl_context.h"
#include "ui/gl/gl_surface.h"

#if BUILDFLAG(IS_WIN)
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkColor.h"
#endif

namespace gl {

class GLTestHelper {
 public:
  // Creates a texture object.
  // Does not check for errors, always returns texture.
  static GLuint CreateTexture(GLenum target);

  // Creates a framebuffer, attaches a color buffer, and checks for errors.
  // Returns framebuffer, 0 on failure.
  static GLuint SetupFramebuffer(int width, int height);

  static std::pair<scoped_refptr<GLSurface>, scoped_refptr<GLContext>>
  CreateOffscreenGLSurfaceAndContext();

#if BUILDFLAG(IS_WIN)
  // Check that |location| is inside the bounds of |bitmap| and return the color
  // at that pixel.
  static SkColor GetColorAtPoint(const SkBitmap& bitmap,
                                 const gfx::Point& location);

  // Read back the content of |window| inside a rectangle at the origin with
  // size |size|.
  static SkBitmap ReadBackWindow(HWND window, const gfx::Size& size);

  // Read back the content of |window| of the pixel at point |point|.
  static SkColor ReadBackWindowPixel(HWND window, const gfx::Point& point);
#endif
};

}  // namespace gl

#endif  // UI_GL_TEST_GL_TEST_HELPER_H_