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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/android/vr_shell/ui_elements/textured_element.h" | 5 #include "chrome/browser/android/vr_shell/ui_elements/textured_element.h" |
6 | 6 |
| 7 #include "base/trace_event/trace_event.h" |
7 #include "cc/paint/skia_paint_canvas.h" | 8 #include "cc/paint/skia_paint_canvas.h" |
8 #include "chrome/browser/android/vr_shell/textures/ui_texture.h" | 9 #include "chrome/browser/android/vr_shell/textures/ui_texture.h" |
9 #include "chrome/browser/android/vr_shell/vr_shell_renderer.h" | 10 #include "chrome/browser/android/vr_shell/vr_shell_renderer.h" |
10 #include "third_party/skia/include/core/SkSurface.h" | 11 #include "third_party/skia/include/core/SkSurface.h" |
11 | 12 |
12 namespace vr_shell { | 13 namespace vr_shell { |
13 | 14 |
14 TexturedElement::TexturedElement(int maximum_width) | 15 TexturedElement::TexturedElement(int maximum_width) |
15 : texture_handle_(-1), maximum_width_(maximum_width) {} | 16 : texture_handle_(-1), maximum_width_(maximum_width) {} |
16 | 17 |
17 TexturedElement::~TexturedElement() = default; | 18 TexturedElement::~TexturedElement() = default; |
18 | 19 |
19 void TexturedElement::Initialize() { | 20 void TexturedElement::Initialize() { |
| 21 TRACE_EVENT0("gpu", "TexturedElement::Initialize"); |
20 glGenTextures(1, &texture_handle_); | 22 glGenTextures(1, &texture_handle_); |
21 DCHECK(GetTexture() != nullptr); | 23 DCHECK(GetTexture() != nullptr); |
22 texture_size_ = GetTexture()->GetPreferredTextureSize(maximum_width_); | 24 texture_size_ = GetTexture()->GetPreferredTextureSize(maximum_width_); |
23 sk_sp<SkSurface> surface = SkSurface::MakeRasterN32Premul( | 25 sk_sp<SkSurface> surface = SkSurface::MakeRasterN32Premul( |
24 texture_size_.width(), texture_size_.height()); | 26 texture_size_.width(), texture_size_.height()); |
25 GetTexture()->DrawAndLayout(surface->getCanvas(), texture_size_); | 27 GetTexture()->DrawAndLayout(surface->getCanvas(), texture_size_); |
26 Flush(surface.get()); | 28 Flush(surface.get()); |
27 set_fill(Fill::SELF); | 29 set_fill(Fill::SELF); |
28 gfx::SizeF drawn_size = GetTexture()->GetDrawnSize(); | 30 gfx::SizeF drawn_size = GetTexture()->GetDrawnSize(); |
29 float y = drawn_size.height() / drawn_size.width() * size().x(); | 31 float y = drawn_size.height() / drawn_size.width() * size().x(); |
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48 glBindTexture(GL_TEXTURE_2D, texture_handle_); | 50 glBindTexture(GL_TEXTURE_2D, texture_handle_); |
49 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); | 51 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); |
50 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); | 52 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); |
51 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); | 53 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
52 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); | 54 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
53 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, pixmap.width(), pixmap.height(), 0, | 55 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, pixmap.width(), pixmap.height(), 0, |
54 GL_RGBA, GL_UNSIGNED_BYTE, pixmap.addr()); | 56 GL_RGBA, GL_UNSIGNED_BYTE, pixmap.addr()); |
55 } | 57 } |
56 | 58 |
57 } // namespace vr_shell | 59 } // namespace vr_shell |
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