diff options
Diffstat (limited to 'ppapi/c/dev/ppb_graphics_3d_dev.h')
| -rw-r--r-- | ppapi/c/dev/ppb_graphics_3d_dev.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/ppapi/c/dev/ppb_graphics_3d_dev.h b/ppapi/c/dev/ppb_graphics_3d_dev.h index 7bd739b..eb8c150 100644 --- a/ppapi/c/dev/ppb_graphics_3d_dev.h +++ b/ppapi/c/dev/ppb_graphics_3d_dev.h @@ -6,6 +6,7 @@ #define PPAPI_C_DEV_PPB_GRAPHICS_3D_DEV_H_ #include "ppapi/c/pp_bool.h" +#include "ppapi/c/pp_completion_callback.h" #include "ppapi/c/pp_instance.h" #include "ppapi/c/pp_module.h" #include "ppapi/c/pp_resource.h" @@ -20,12 +21,12 @@ // CHECK(device->MakeCurrent(context)); // glClear(GL_COLOR_BUFFER); // CHECK(device->MakeCurrent(NULL)); -// CHECK(device->SwapBuffers(context)); +// CHECK(device->SwapBuffers(context, callback)); // // // Shutdown. // core->ReleaseResource(context); -#define PPB_GRAPHICS_3D_DEV_INTERFACE "PPB_Graphics3D(Dev);0.3" +#define PPB_GRAPHICS_3D_DEV_INTERFACE "PPB_Graphics3D(Dev);0.4" // These are the same error codes as used by EGL. enum { @@ -89,11 +90,15 @@ struct PPB_Graphics3D_Dev { // Snapshots the rendered frame and makes it available for composition with // the rest of the page. The alpha channel is used for translucency effects. // One means fully opaque. Zero means fully transparent. Any thread. + // The callback will be called when SwapBuffers completes. While a SwapBuffers + // call is pending, all subsequent SwapBuffers calls will fail. Specifying a + // NULL callback means blocking but this is not legal on the main thread. // TODO(apatrick): premultiplied alpha or linear alpha? Premultiplied alpha is // better for correct alpha blending effect. Most existing OpenGL code assumes // linear. I could convert from linear to premultiplied during the copy from // back-buffer to offscreen "front-buffer". - PP_Bool (*SwapBuffers)(PP_Resource context); + PP_Bool (*SwapBuffers)(PP_Resource context, + struct PP_CompletionCallback callback); // Returns the current error for this thread. This is not associated with a // particular context. It is distinct from the GL error returned by |