Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(95)

Side by Side Diff: remoting/client/opengl/gl_render_layer.h

Issue 2045963004: [Remoting] OpenGL Rendering Layer (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
(Empty)
1 // Copyright 2016 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef REMOTING_CLIENT_OPENGL_GL_RENDER_LAYER_H_
6 #define REMOTING_CLIENT_OPENGL_GL_RENDER_LAYER_H_
7
8 #include "base/macros.h"
9 #include "base/threading/thread_checker.h"
10 #include "remoting/client/opengl_wrapper.h"
11
12 namespace remoting {
13 class GlCanvas;
14
15 // This class is for drawing a texture on the canvas. Must be deleted before the
16 // canvas is deleted.
17 class GlRenderLayer {
18 public:
19 GlRenderLayer(int texture_id, GlCanvas* canvas);
20 ~GlRenderLayer();
21
22 // Sets the texture (BGRA 8888 bits) to be drawn.
23 void SetTexture(const void* texture, int width, int height);
24
25 // Sets the positions of four vertices of the texture in normalized
26 // coordinates. The default values are (0, 0), (0, 1), (1, 0), (1, 1),
27 // i.e. stretching the texture to fit the whole canvas.
28 // positions: [ x_upperleft, y_upperleft, x_lowerleft, y_lowerleft,
29 // x_upperright, y_upperright, x_lowerright, y_lowerright ]
30 void SetVertexPositions(const float positions[8]);
31
32 // Sets the visible area of the texture. The default values are (0, 0),
33 // (0, 1), (1, 0), (1, 1), i.e. showing the whole texture.
34 // positions: [ x_upperleft, y_upperleft, x_lowerleft, y_lowerleft,
35 // x_upperright, y_upperright, x_lowerright, y_lowerright ]
36 void SetTextureVisibleArea(const float positions[8]);
37
38 // Draws the texture on the canvas.
39 void Draw();
40
41 private:
42 int texture_id_;
43 GlCanvas* canvas_;
44
45 GLuint texture_handle_;
46 GLuint buffer_handle_;
47
48 int texture_width_ = 0;
49 int texture_height_ = 0;
50
51 base::ThreadChecker thread_checker_;
52 DISALLOW_COPY_AND_ASSIGN(GlRenderLayer);
53 };
54
55 } // namespace remoting
56 #endif // REMOTING_CLIENT_OPENGL_GL_RENDER_LAYER_H_
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698