20 TRACE_EVENT0(
"impeller",
"SurfaceGLES::WrapOnScreenFBO");
22 if (context ==
nullptr || !context->IsValid() || !swap_callback) {
28 TextureDescriptor color0_tex;
30 color0_tex.format = color_format;
31 color0_tex.size = fbo_size;
36 ColorAttachment color0;
37 color0.texture = std::make_shared<TextureGLES>(
43 TextureDescriptor depth_stencil_texture_desc;
45 depth_stencil_texture_desc.format = color_format;
46 depth_stencil_texture_desc.size = fbo_size;
50 auto depth_stencil_tex = std::make_shared<TextureGLES>(
51 gl_context.GetReactor(), depth_stencil_texture_desc,
54 DepthAttachment depth0;
55 depth0.clear_depth = 0;
56 depth0.texture = depth_stencil_tex;
60 StencilAttachment stencil0;
61 stencil0.clear_stencil = 0;
62 stencil0.texture = depth_stencil_tex;
66 RenderTarget render_target_desc;
68 render_target_desc.SetColorAttachment(color0, 0u);
69 render_target_desc.SetDepthAttachment(depth0);
70 render_target_desc.SetStencilAttachment(stencil0);
73 gl_context.GetGPUTracer()->RecordRasterThread();
74 #endif // IMPELLER_DEBUG
76 return std::unique_ptr<SurfaceGLES>(
77 new SurfaceGLES(std::move(swap_callback), render_target_desc));