Index: examples/bitmap_uploader/bitmap_uploader.cc |
diff --git a/examples/bitmap_uploader/bitmap_uploader.cc b/examples/bitmap_uploader/bitmap_uploader.cc |
deleted file mode 100644 |
index f1fd4b1f654a491cf0dbbe70a49b0d2c78798722..0000000000000000000000000000000000000000 |
--- a/examples/bitmap_uploader/bitmap_uploader.cc |
+++ /dev/null |
@@ -1,276 +0,0 @@ |
-// Copyright 2014 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include "examples/bitmap_uploader/bitmap_uploader.h" |
- |
-#ifndef GL_GLEXT_PROTOTYPES |
-#define GL_GLEXT_PROTOTYPES |
-#endif // GL_GLEXT_PROTOTYPES |
- |
-#include <GLES2/gl2.h> |
-#include <GLES2/gl2extmojo.h> |
-#include <MGL/mgl.h> |
- |
-#include "base/bind.h" |
-#include "mojo/public/cpp/application/connect.h" |
-#include "mojo/public/interfaces/application/shell.mojom.h" |
-#include "mojo/services/geometry/cpp/geometry_util.h" |
-#include "mojo/services/surfaces/cpp/surfaces_utils.h" |
-#include "mojo/services/view_manager/cpp/lib/view_manager_client_impl.h" |
-#include "ui/gfx/geometry/rect.h" |
- |
-#define TRANSPARENT_COLOR 0x00000000 |
- |
-namespace mojo { |
- |
-namespace { |
-void LostContext(void*) { |
- DCHECK(false); |
-} |
- |
-} |
- |
-BitmapUploader::BitmapUploader(View* view) |
- : view_(view), |
- color_(TRANSPARENT_COLOR), |
- width_(0), |
- height_(0), |
- format_(BGRA), |
- next_resource_id_(1u), |
- id_namespace_(0u), |
- local_id_(0u), |
- returner_binding_(this) { |
-} |
- |
-void BitmapUploader::Init(Shell* shell) { |
- ServiceProviderPtr surfaces_service_provider; |
- shell->ConnectToApplication("mojo:surfaces_service", |
- GetProxy(&surfaces_service_provider), nullptr); |
- ConnectToService(surfaces_service_provider.get(), &surface_); |
- surface_->GetIdNamespace( |
- base::Bind(&BitmapUploader::SetIdNamespace, base::Unretained(this))); |
- mojo::ResourceReturnerPtr returner_ptr; |
- returner_binding_.Bind(GetProxy(&returner_ptr)); |
- surface_->SetResourceReturner(returner_ptr.Pass()); |
- |
- ServiceProviderPtr gpu_service_provider; |
- shell->ConnectToApplication("mojo:native_viewport_service", |
- GetProxy(&gpu_service_provider), nullptr); |
- ConnectToService(gpu_service_provider.get(), &gpu_service_); |
- |
- CommandBufferPtr gles2_client; |
- gpu_service_->CreateOffscreenGLES2Context(GetProxy(&gles2_client)); |
- mgl_context_ = MGLCreateContext( |
- MGL_API_VERSION_GLES2, |
- gles2_client.PassInterface().PassHandle().release().value(), |
- MGL_NO_CONTEXT, &LostContext, nullptr, |
- Environment::GetDefaultAsyncWaiter()); |
- MGLMakeCurrent(mgl_context_); |
-} |
- |
-BitmapUploader::~BitmapUploader() { |
- MGLDestroyContext(mgl_context_); |
-} |
- |
-void BitmapUploader::SetColor(uint32_t color) { |
- if (color_ == color) |
- return; |
- color_ = color; |
- if (surface_) |
- Upload(); |
-} |
- |
-void BitmapUploader::SetBitmap(int width, |
- int height, |
- scoped_ptr<std::vector<unsigned char>> data, |
- Format format) { |
- width_ = width; |
- height_ = height; |
- bitmap_ = data.Pass(); |
- format_ = format; |
- if (surface_) |
- Upload(); |
-} |
- |
-void BitmapUploader::Upload() { |
- Size size; |
- size.width = view_->bounds().width; |
- size.height = view_->bounds().height; |
- if (!size.width || !size.height) { |
- view_->SetSurfaceId(SurfaceId::New()); |
- return; |
- } |
- if (id_namespace_ == 0u) // Can't generate a qualified ID yet. |
- return; |
- |
- if (size != surface_size_) { |
- if (local_id_ != 0u) { |
- surface_->DestroySurface(local_id_); |
- } |
- local_id_++; |
- surface_->CreateSurface(local_id_); |
- surface_size_ = size; |
- auto qualified_id = SurfaceId::New(); |
- qualified_id->id_namespace = id_namespace_; |
- qualified_id->local = local_id_; |
- view_->SetSurfaceId(qualified_id.Pass()); |
- } |
- |
- Rect bounds; |
- bounds.width = size.width; |
- bounds.height = size.height; |
- PassPtr pass = CreateDefaultPass(1, bounds); |
- FramePtr frame = Frame::New(); |
- frame->resources.resize(0u); |
- |
- pass->quads.resize(0u); |
- pass->shared_quad_states.push_back(CreateDefaultSQS(size)); |
- |
- MGLMakeCurrent(mgl_context_); |
- if (bitmap_.get()) { |
- Size bitmap_size; |
- bitmap_size.width = width_; |
- bitmap_size.height = height_; |
- GLuint texture_id = BindTextureForSize(bitmap_size); |
- glTexSubImage2D(GL_TEXTURE_2D, |
- 0, |
- 0, |
- 0, |
- bitmap_size.width, |
- bitmap_size.height, |
- TextureFormat(), |
- GL_UNSIGNED_BYTE, |
- &((*bitmap_)[0])); |
- |
- GLbyte mailbox[GL_MAILBOX_SIZE_CHROMIUM]; |
- glGenMailboxCHROMIUM(mailbox); |
- glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox); |
- GLuint sync_point = glInsertSyncPointCHROMIUM(); |
- |
- TransferableResourcePtr resource = TransferableResource::New(); |
- resource->id = next_resource_id_++; |
- resource_to_texture_id_map_[resource->id] = texture_id; |
- resource->format = mojo::ResourceFormat::RGBA_8888; |
- resource->filter = GL_LINEAR; |
- resource->size = bitmap_size.Clone(); |
- MailboxHolderPtr mailbox_holder = MailboxHolder::New(); |
- mailbox_holder->mailbox = Mailbox::New(); |
- for (int i = 0; i < GL_MAILBOX_SIZE_CHROMIUM; ++i) |
- mailbox_holder->mailbox->name.push_back(mailbox[i]); |
- mailbox_holder->texture_target = GL_TEXTURE_2D; |
- mailbox_holder->sync_point = sync_point; |
- resource->mailbox_holder = mailbox_holder.Pass(); |
- resource->is_repeated = false; |
- resource->is_software = false; |
- |
- QuadPtr quad = Quad::New(); |
- quad->material = Material::TEXTURE_CONTENT; |
- |
- RectPtr rect = Rect::New(); |
- if (width_ <= size.width && height_ <= size.height) { |
- rect->width = width_; |
- rect->height = height_; |
- } else { |
- // The source bitmap is larger than the viewport. Resize it while |
- // maintaining the aspect ratio. |
- float width_ratio = static_cast<float>(width_) / size.width; |
- float height_ratio = static_cast<float>(height_) / size.height; |
- if (width_ratio > height_ratio) { |
- rect->width = size.width; |
- rect->height = height_ / width_ratio; |
- } else { |
- rect->height = size.height; |
- rect->width = width_ / height_ratio; |
- } |
- } |
- quad->rect = rect.Clone(); |
- quad->opaque_rect = rect.Clone(); |
- quad->visible_rect = rect.Clone(); |
- quad->needs_blending = true; |
- quad->shared_quad_state_index = 0u; |
- |
- TextureQuadStatePtr texture_state = TextureQuadState::New(); |
- texture_state->resource_id = resource->id; |
- texture_state->premultiplied_alpha = true; |
- texture_state->uv_top_left = PointF::New(); |
- texture_state->uv_bottom_right = PointF::New(); |
- texture_state->uv_bottom_right->x = 1.f; |
- texture_state->uv_bottom_right->y = 1.f; |
- texture_state->background_color = Color::New(); |
- texture_state->background_color->rgba = TRANSPARENT_COLOR; |
- for (int i = 0; i < 4; ++i) |
- texture_state->vertex_opacity.push_back(1.f); |
- texture_state->flipped = false; |
- |
- frame->resources.push_back(resource.Pass()); |
- quad->texture_quad_state = texture_state.Pass(); |
- pass->quads.push_back(quad.Pass()); |
- } |
- |
- if (color_ != TRANSPARENT_COLOR) { |
- QuadPtr quad = Quad::New(); |
- quad->material = Material::SOLID_COLOR; |
- quad->rect = bounds.Clone(); |
- quad->opaque_rect = Rect::New(); |
- quad->visible_rect = bounds.Clone(); |
- quad->needs_blending = true; |
- quad->shared_quad_state_index = 0u; |
- |
- SolidColorQuadStatePtr color_state = SolidColorQuadState::New(); |
- color_state->color = Color::New(); |
- color_state->color->rgba = color_; |
- color_state->force_anti_aliasing_off = false; |
- |
- quad->solid_color_quad_state = color_state.Pass(); |
- pass->quads.push_back(quad.Pass()); |
- } |
- |
- frame->passes.push_back(pass.Pass()); |
- |
- surface_->SubmitFrame(local_id_, frame.Pass(), mojo::Closure()); |
-} |
- |
-void BitmapUploader::SetIdNamespace(uint32_t id_namespace) { |
- id_namespace_ = id_namespace; |
- if (color_ != TRANSPARENT_COLOR || bitmap_.get()) |
- Upload(); |
-} |
- |
-void BitmapUploader::ReturnResources(Array<ReturnedResourcePtr> resources) { |
- MGLMakeCurrent(mgl_context_); |
- // TODO(jamesr): Recycle. |
- for (size_t i = 0; i < resources.size(); ++i) { |
- ReturnedResourcePtr resource = resources[i].Pass(); |
- DCHECK_EQ(1, resource->count); |
- glWaitSyncPointCHROMIUM(resource->sync_point); |
- uint32_t texture_id = resource_to_texture_id_map_[resource->id]; |
- DCHECK_NE(0u, texture_id); |
- resource_to_texture_id_map_.erase(resource->id); |
- glDeleteTextures(1, &texture_id); |
- } |
-} |
- |
-uint32_t BitmapUploader::BindTextureForSize(const Size size) { |
- // TODO(jamesr): Recycle textures. |
- GLuint texture = 0u; |
- glGenTextures(1, &texture); |
- glBindTexture(GL_TEXTURE_2D, texture); |
- glTexImage2D(GL_TEXTURE_2D, |
- 0, |
- TextureFormat(), |
- size.width, |
- size.height, |
- 0, |
- TextureFormat(), |
- GL_UNSIGNED_BYTE, |
- 0); |
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
- return texture; |
-} |
- |
-uint32_t BitmapUploader::TextureFormat() { |
- return format_ == BGRA ? GL_BGRA_EXT : GL_RGBA; |
-} |
- |
-} // namespace mojo |