[Remoting Android] Cursor & Cursor Feedback for OpenGL Renderer

remoting/client/gl_render_layer.cc

 // Copyright 2016 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 "remoting/client/gl_render_layer.h"
 
 #include "base/logging.h"
 #include "remoting/client/gl_canvas.h"
 #include "remoting/client/gl_helpers.h"
 #include "third_party/webrtc/modules/desktop_capture/desktop_frame.h"
@@ skipping 31 matching lines @@
 
 void GlRenderLayer::SetTexture(const uint8_t* texture, int width, int height) {
   DCHECK(thread_checker_.CalledOnValidThread());
   CHECK(width > 0 && height > 0);
   texture_set_ = true;
   glActiveTexture(GL_TEXTURE0 + texture_id_);
   glBindTexture(GL_TEXTURE_2D, texture_handle_);
 
   glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA,
                GL_UNSIGNED_BYTE, texture);
+  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
 
   glBindTexture(GL_TEXTURE_2D, 0);
 }
 
 void PackDirtyRegion(uint8_t* dest,
                      const uint8_t* source,
                      int width,
                      int height,
@@ skipping 65 matching lines @@
 
 void GlRenderLayer::SetTextureVisibleArea(
     const std::array<float, 8>& positions) {
   DCHECK(thread_checker_.CalledOnValidThread());
   glBindBuffer(GL_ARRAY_BUFFER, buffer_handle_);
   glBufferSubData(GL_ARRAY_BUFFER, sizeof(kVertices) / 2, sizeof(kVertices) / 2,
                   positions.data());
   glBindBuffer(GL_ARRAY_BUFFER, 0);
 }
 
-void GlRenderLayer::Draw() {
+void GlRenderLayer::Draw(float alpha_multiplier) {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(texture_set_);
-  canvas_->DrawTexture(texture_id_, texture_handle_, buffer_handle_);
+  canvas_->DrawTexture(texture_id_, texture_handle_, buffer_handle_,
+                       alpha_multiplier);
 }
 
 }  // namespace remoting