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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 "cc/paint/skia_paint_canvas.h" | 7 #include "cc/paint/skia_paint_canvas.h" |
8 #include "chrome/browser/android/vr_shell/textures/ui_texture.h" | 8 #include "chrome/browser/android/vr_shell/textures/ui_texture.h" |
9 #include "chrome/browser/android/vr_shell/vr_shell_renderer.h" | 9 #include "chrome/browser/android/vr_shell/vr_shell_renderer.h" |
10 #include "third_party/skia/include/core/SkSurface.h" | 10 #include "third_party/skia/include/core/SkSurface.h" |
11 | 11 |
12 namespace vr_shell { | 12 namespace vr_shell { |
13 | 13 |
14 TexturedElement::TexturedElement(int maximum_width) | 14 TexturedElement::TexturedElement(int maximum_width) |
15 : texture_handle_(-1), maximum_width_(maximum_width) {} | 15 : texture_handle_(-1), maximum_width_(maximum_width) {} |
16 | 16 |
17 TexturedElement::~TexturedElement() = default; | 17 TexturedElement::~TexturedElement() = default; |
18 | 18 |
19 void TexturedElement::Initialize() { | 19 void TexturedElement::Initialize() { |
20 glGenTextures(1, &texture_handle_); | 20 glGenTextures(1, &texture_handle_); |
21 DCHECK(GetTexture() != nullptr); | 21 DCHECK(GetTexture() != nullptr); |
22 texture_size_ = GetTexture()->GetPreferredTextureSize(maximum_width_); | 22 texture_size_ = GetTexture()->GetPreferredTextureSize(maximum_width_); |
23 sk_sp<SkSurface> surface = SkSurface::MakeRasterN32Premul( | 23 sk_sp<SkSurface> surface = SkSurface::MakeRasterN32Premul( |
24 texture_size_.width(), texture_size_.height()); | 24 texture_size_.width(), texture_size_.height()); |
25 GetTexture()->DrawAndLayout(surface->getCanvas(), texture_size_); | 25 GetTexture()->DrawAndLayout(surface->getCanvas(), texture_size_); |
26 Flush(surface.get()); | 26 Flush(surface.get()); |
27 fill = Fill::SELF; | 27 set_fill(Fill::SELF); |
28 gfx::SizeF drawn_size = GetTexture()->GetDrawnSize(); | 28 gfx::SizeF drawn_size = GetTexture()->GetDrawnSize(); |
29 float y = drawn_size.height() / drawn_size.width() * size.x(); | 29 float y = drawn_size.height() / drawn_size.width() * size().x(); |
30 size = {size.x(), y, 1}; | 30 set_size({size().x(), y, 1}); |
31 } | 31 } |
32 | 32 |
33 void TexturedElement::Render(VrShellRenderer* renderer, | 33 void TexturedElement::Render(VrShellRenderer* renderer, |
34 vr::Mat4f view_proj_matrix) const { | 34 vr::Mat4f view_proj_matrix) const { |
35 gfx::SizeF drawn_size = GetTexture()->GetDrawnSize(); | 35 gfx::SizeF drawn_size = GetTexture()->GetDrawnSize(); |
36 gfx::RectF copy_rect(0, 0, drawn_size.width() / texture_size_.width(), | 36 gfx::RectF copy_rect(0, 0, drawn_size.width() / texture_size_.width(), |
37 drawn_size.height() / texture_size_.height()); | 37 drawn_size.height() / texture_size_.height()); |
38 renderer->GetTexturedQuadRenderer()->AddQuad( | 38 renderer->GetTexturedQuadRenderer()->AddQuad( |
39 texture_handle_, view_proj_matrix, copy_rect, opacity); | 39 texture_handle_, view_proj_matrix, copy_rect, opacity()); |
40 } | 40 } |
41 | 41 |
42 void TexturedElement::Flush(SkSurface* surface) { | 42 void TexturedElement::Flush(SkSurface* surface) { |
43 cc::SkiaPaintCanvas paint_canvas(surface->getCanvas()); | 43 cc::SkiaPaintCanvas paint_canvas(surface->getCanvas()); |
44 paint_canvas.flush(); | 44 paint_canvas.flush(); |
45 SkPixmap pixmap; | 45 SkPixmap pixmap; |
46 CHECK(surface->peekPixels(&pixmap)); | 46 CHECK(surface->peekPixels(&pixmap)); |
47 | 47 |
48 glBindTexture(GL_TEXTURE_2D, texture_handle_); | 48 glBindTexture(GL_TEXTURE_2D, texture_handle_); |
49 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); | 49 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); | 50 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); |
51 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); | 51 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
52 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); | 52 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
53 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, pixmap.width(), pixmap.height(), 0, | 53 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, pixmap.width(), pixmap.height(), 0, |
54 GL_RGBA, GL_UNSIGNED_BYTE, pixmap.addr()); | 54 GL_RGBA, GL_UNSIGNED_BYTE, pixmap.addr()); |
55 } | 55 } |
56 | 56 |
57 } // namespace vr_shell | 57 } // namespace vr_shell |
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