From 0192d0455dadef14e37ac526bf9902f142f3f592 Mon Sep 17 00:00:00 2001
From: "alokp@chromium.org"
 <alokp@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Tue, 19 Jan 2010 21:23:59 +0000
Subject: Converted all demos to use gpu::demos::Example base class. Review
 URL: http://codereview.chromium.org/542120

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@36551 0039d316-1c4b-4281-b951-d872f2087c98
---
 gpu/demos/simple_vertex_shader/main.cc | 67 ++++++++--------------------------
 1 file changed, 15 insertions(+), 52 deletions(-)

(limited to 'gpu/demos/simple_vertex_shader/main.cc')

diff --git a/gpu/demos/simple_vertex_shader/main.cc b/gpu/demos/simple_vertex_shader/main.cc
index 350c5d7..87978fc 100644
--- a/gpu/demos/simple_vertex_shader/main.cc
+++ b/gpu/demos/simple_vertex_shader/main.cc
@@ -7,62 +7,25 @@
 // example is to demonstrate the basic concepts of
 // OpenGL ES 2.0 rendering.
 
-#include "gpu/demos/app_framework/application.h"
+#include "gpu/demos/gles2_book/example.h"
 #include "third_party/gles2_book/Chapter_8/Simple_VertexShader/Simple_VertexShader.h"
 
-namespace gpu_demos {
-class SimpleVertexShader : public Application {
- public:
-  SimpleVertexShader();
-  ~SimpleVertexShader();
-
-  bool Init();
-
- protected:
-  virtual void Draw(float elapsed_sec);
-
- private:
-  ESContext context_;
-  SVSUserData user_data_;
-
-  DISALLOW_COPY_AND_ASSIGN(SimpleVertexShader);
-};
-
-SimpleVertexShader::SimpleVertexShader() {
-  esInitContext(&context_);
-
-  memset(&user_data_, 0, sizeof(SVSUserData));
-  context_.userData = &user_data_;
-}
-
-SimpleVertexShader::~SimpleVertexShader() {
-  svsShutDown(&context_);
-}
-
-bool SimpleVertexShader::Init() {
-  if (!Application::InitRenderContext()) return false;
-
-  context_.width = width();
-  context_.height = height();
-  if (!svsInit(&context_)) return false;
-
-  return true;
-}
-
-void SimpleVertexShader::Draw(float elapsed_sec) {
-  svsUpdate(&context_, elapsed_sec);
-
-  svsDraw(&context_);
-}
-}  // namespace gpu_demos
+namespace gpu {
+namespace demos {
+namespace gles2_book {
+typedef Example<SVSUserData,
+                svsInit,
+                svsUpdate,
+                svsDraw,
+                svsShutDown> SimpleVertexShader;
+}  // namespace gles2_book
+}  // namespace demos
+}  // namespace gpu
 
 int main(int argc, char *argv[]) {
-  gpu_demos::SimpleVertexShader app;
-  if (!app.Init()) {
-    printf("Could not init.\n");
-    return EXIT_FAILURE;
-  }
+  gpu::demos::gles2_book::SimpleVertexShader demo;
+  CHECK(demo.Init());
 
-  app.MainLoop();
+  demo.MainLoop();
   return EXIT_SUCCESS;
 }
-- 
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