Add PPAPI interface for OpenGL ES 2.0 Vertex Array Objects.

BUG=72612,370496

Review URL: https://codereview.chromium.org/397183002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@283750 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 42 insertions, 0 deletions

diff --git a/ppapi/lib/gl/gles2/gl2ext_ppapi.c b/ppapi/lib/gl/gles2/gl2ext_ppapi.c
index e5872b5..c37f41a 100644
--- a/ppapi/lib/gl/gles2/gl2ext_ppapi.c
+++ b/ppapi/lib/gl/gles2/gl2ext_ppapi.c
@@ -38,6 +38,8 @@ static const struct PPB_OpenGLES2ChromiumMapSub*
     g_gles2_chromium_map_sub_interface = NULL;
 static const struct PPB_OpenGLES2Query*
     g_gles2_query_interface = NULL;
+static const struct PPB_OpenGLES2VertexArrayObject*
+    g_gles2_vertex_array_object_interface = NULL;
 static const struct PPB_OpenGLES2DrawBuffers_Dev*
     g_gles2_draw_buffers_interface = NULL;
 
@@ -75,6 +77,10 @@ GLboolean GL_APIENTRY glInitializePPAPI(
     g_gles2_query_interface =
         get_browser_interface(PPB_OPENGLES2_QUERY_INTERFACE);
   }
+  if (!g_gles2_vertex_array_object_interface) {
+    g_gles2_vertex_array_object_interface =
+        get_browser_interface(PPB_OPENGLES2_VERTEXARRAYOBJECT_INTERFACE);
+  }
   if (!g_gles2_draw_buffers_interface) {
     g_gles2_draw_buffers_interface =
         get_browser_interface(PPB_OPENGLES2_DRAWBUFFERS_DEV_INTERFACE);
@@ -129,6 +135,11 @@ const struct PPB_OpenGLES2Query* GL_APIENTRY
   return g_gles2_query_interface;
 }
 
+const struct PPB_OpenGLES2VertexArrayObject* GL_APIENTRY
+    glGetVertexArrayObjectInterfacePPAPI(void) {
+  return g_gles2_vertex_array_object_interface;
+}
+
 const struct PPB_OpenGLES2DrawBuffers_Dev* GL_APIENTRY
     glGetDrawBuffersInterfacePPAPI(void) {
   return g_gles2_draw_buffers_interface;
diff --git a/ppapi/lib/gl/gles2/gl2ext_ppapi.h b/ppapi/lib/gl/gles2/gl2ext_ppapi.h
index ff593c2..c4769033 100644
--- a/ppapi/lib/gl/gles2/gl2ext_ppapi.h
+++ b/ppapi/lib/gl/gles2/gl2ext_ppapi.h
@@ -49,6 +49,8 @@ GL_APICALL const struct PPB_OpenGLES2ChromiumMapSub* GL_APIENTRY
     glGetChromiumMapSubInterfacePPAPI(void);
 GL_APICALL const struct PPB_OpenGLES2Query* GL_APIENTRY
     glGetQueryInterfacePPAPI(void);
+GL_APICALL const struct PPB_OpenGLES2VertexArrayObject* GL_APIENTRY
+    glGetVertexArrayObjectInterfacePPAPI(void);
 GL_APICALL const struct PPB_OpenGLES2DrawBuffers_Dev* GL_APIENTRY
     glGetDrawBuffersInterfacePPAPI(void);
 
diff --git a/ppapi/lib/gl/gles2/gles2.c b/ppapi/lib/gl/gles2/gles2.c
index 60922cd..faefb09 100644
--- a/ppapi/lib/gl/gles2/gles2.c
+++ b/ppapi/lib/gl/gles2/gles2.c
@@ -967,6 +967,35 @@ glGetQueryObjectuivEXT(GLuint id, GLenum pname, GLuint* params) {
     ext->GetQueryObjectuivEXT(glGetCurrentContextPPAPI(), id, pname, params);
 }
 
+void GL_APIENTRY glGenVertexArraysOES(GLsizei n, GLuint* arrays) {
+  const struct PPB_OpenGLES2VertexArrayObject* ext =
+      glGetVertexArrayObjectInterfacePPAPI();
+  if (ext)
+    ext->GenVertexArraysOES(glGetCurrentContextPPAPI(), n, arrays);
+}
+
+void GL_APIENTRY glDeleteVertexArraysOES(GLsizei n, const GLuint* arrays) {
+  const struct PPB_OpenGLES2VertexArrayObject* ext =
+      glGetVertexArrayObjectInterfacePPAPI();
+  if (ext)
+    ext->DeleteVertexArraysOES(glGetCurrentContextPPAPI(), n, arrays);
+}
+
+GLboolean GL_APIENTRY glIsVertexArrayOES(GLuint array) {
+  const struct PPB_OpenGLES2VertexArrayObject* ext =
+      glGetVertexArrayObjectInterfacePPAPI();
+  if (ext)
+    return ext->IsVertexArrayOES(glGetCurrentContextPPAPI(), array);
+  return 0;
+}
+
+void GL_APIENTRY glBindVertexArrayOES(GLuint array) {
+  const struct PPB_OpenGLES2VertexArrayObject* ext =
+      glGetVertexArrayObjectInterfacePPAPI();
+  if (ext)
+    ext->BindVertexArrayOES(glGetCurrentContextPPAPI(), array);
+}
+
 GLboolean GL_APIENTRY glEnableFeatureCHROMIUM(const char* feature) {
   const struct PPB_OpenGLES2ChromiumEnableFeature* ext =
       glGetChromiumEnableFeatureInterfacePPAPI();