diff options
Diffstat (limited to 'components/script/dom/webglframebuffer.rs')
| -rw-r--r-- | components/script/dom/webglframebuffer.rs | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/components/script/dom/webglframebuffer.rs b/components/script/dom/webglframebuffer.rs index 09a1cbea7cc..277b8b2fcba 100644 --- a/components/script/dom/webglframebuffer.rs +++ b/components/script/dom/webglframebuffer.rs @@ -34,10 +34,17 @@ enum WebGLFramebufferAttachment { impl WebGLFramebufferAttachment { fn needs_initialization(&self) -> bool { match *self { - WebGLFramebufferAttachment::Renderbuffer(_) => true, + WebGLFramebufferAttachment::Renderbuffer(ref r) => !r.is_initialized(), WebGLFramebufferAttachment::Texture { .. } => false, } } + + fn mark_initialized(&self) { + match *self { + WebGLFramebufferAttachment::Renderbuffer(ref r) => r.mark_initialized(), + WebGLFramebufferAttachment::Texture { .. } => () + } + } } #[derive(Clone, JSTraceable, MallocSizeOf)] @@ -239,15 +246,14 @@ impl WebGLFramebuffer { ]; let mut clear_bits = 0; for &(attachment, bits) in &attachments { - if attachment.borrow().as_ref().map_or(false, |att| att.needs_initialization()) { - clear_bits |= bits; + if let Some(ref att) = *attachment.borrow() { + if att.needs_initialization() { + att.mark_initialized(); + clear_bits |= bits; + } } } - if clear_bits != 0 { - self.upcast::<WebGLObject>().context().send_command( - WebGLCommand::Clear(clear_bits) - ); - } + self.upcast::<WebGLObject>().context().initialize_framebuffer(clear_bits); self.is_initialized.set(true); } |