void
WebGLFramebuffer::Attachment::FinalizeAttachment(gl::GLContext* gl,
FBAttachment attachmentLoc) const
{
if (!mNeedsFinalize)
return;
mNeedsFinalize = false;
if (!HasImage()) {
if (attachmentLoc == LOCAL_GL_DEPTH_STENCIL_ATTACHMENT) {
gl->fFramebufferRenderbuffer(LOCAL_GL_FRAMEBUFFER,
LOCAL_GL_DEPTH_ATTACHMENT,
LOCAL_GL_RENDERBUFFER, 0);
gl->fFramebufferRenderbuffer(LOCAL_GL_FRAMEBUFFER,
LOCAL_GL_STENCIL_ATTACHMENT,
LOCAL_GL_RENDERBUFFER, 0);
} else {
gl->fFramebufferRenderbuffer(LOCAL_GL_FRAMEBUFFER,
attachmentLoc.get(),
LOCAL_GL_RENDERBUFFER, 0);
}
return;
}
MOZ_ASSERT(HasImage());
if (Texture()) {
MOZ_ASSERT(gl == Texture()->Context()->GL());
const GLenum imageTarget = ImageTarget().get();
const GLint mipLevel = MipLevel();
const GLuint glName = Texture()->GLName();
if (attachmentLoc == LOCAL_GL_DEPTH_STENCIL_ATTACHMENT) {
gl->fFramebufferTexture2D(LOCAL_GL_FRAMEBUFFER,
LOCAL_GL_DEPTH_ATTACHMENT, imageTarget,
glName, mipLevel);
gl->fFramebufferTexture2D(LOCAL_GL_FRAMEBUFFER,
LOCAL_GL_STENCIL_ATTACHMENT, imageTarget,
glName, mipLevel);
} else {
gl->fFramebufferTexture2D(LOCAL_GL_FRAMEBUFFER, attachmentLoc.get(),
imageTarget, glName, mipLevel);
}
return;
}
if (Renderbuffer()) {
Renderbuffer()->FramebufferRenderbuffer(attachmentLoc);
return;
}
MOZ_ASSERT(false, "Should not get here.");
}
void
WebGLFramebuffer::AttachPoint::FinalizeAttachment(gl::GLContext* gl,
FBAttachment attachmentLoc) const
{
if (!HasImage()) {
switch (attachmentLoc.get()) {
case LOCAL_GL_DEPTH_ATTACHMENT:
case LOCAL_GL_STENCIL_ATTACHMENT:
case LOCAL_GL_DEPTH_STENCIL_ATTACHMENT:
break;
default:
gl->fFramebufferRenderbuffer(LOCAL_GL_FRAMEBUFFER, attachmentLoc.get(),
LOCAL_GL_RENDERBUFFER, 0);
break;
}
return;
}
MOZ_ASSERT(HasImage());
if (Texture()) {
MOZ_ASSERT(gl == Texture()->Context()->GL());
const GLenum imageTarget = ImageTarget().get();
const GLint mipLevel = MipLevel();
const GLuint glName = Texture()->GLName();
if (attachmentLoc == LOCAL_GL_DEPTH_STENCIL_ATTACHMENT) {
gl->fFramebufferTexture2D(LOCAL_GL_FRAMEBUFFER, LOCAL_GL_DEPTH_ATTACHMENT,
imageTarget, glName, mipLevel);
gl->fFramebufferTexture2D(LOCAL_GL_FRAMEBUFFER, LOCAL_GL_STENCIL_ATTACHMENT,
imageTarget, glName, mipLevel);
} else {
gl->fFramebufferTexture2D(LOCAL_GL_FRAMEBUFFER, attachmentLoc.get(),
imageTarget, glName, mipLevel);
}
return;
}
if (Renderbuffer()) {
Renderbuffer()->FramebufferRenderbuffer(attachmentLoc);
return;
}
MOZ_CRASH();
}
void
WebGLRenderbuffer::FramebufferRenderbuffer(FBAttachment attachment) const
{
gl::GLContext* gl = mContext->gl;
if (attachment != LOCAL_GL_DEPTH_STENCIL_ATTACHMENT) {
gl->fFramebufferRenderbuffer(LOCAL_GL_FRAMEBUFFER, attachment.get(),
LOCAL_GL_RENDERBUFFER, mPrimaryRB);
return;
}
GLuint stencilRB = mPrimaryRB;
if (NeedsDepthStencilEmu(mContext->gl, InternalFormatForGL())) {
MOZ_ASSERT(mSecondaryRB);
stencilRB = mSecondaryRB;
}
gl->fFramebufferRenderbuffer(LOCAL_GL_FRAMEBUFFER,
LOCAL_GL_DEPTH_ATTACHMENT,
LOCAL_GL_RENDERBUFFER, mPrimaryRB);
gl->fFramebufferRenderbuffer(LOCAL_GL_FRAMEBUFFER,
LOCAL_GL_STENCIL_ATTACHMENT,
LOCAL_GL_RENDERBUFFER, stencilRB);
}
void FrameBufferObject::AttachCubeMapFace(const FBAttachment &attachment, const TextureTarget &texTarget, const TextureCubeMap &texture, GLint level) const
{
glFramebufferTexture2D(FBTarget::FRAMEBUFFER().GetValue(), attachment.GetValue(), texTarget.GetValue(), texture.GetID(), level);
}
void FrameBufferObject::AttachTexture2D(const FBAttachment &attachment, const Texture2D &texture, GLint level) const
{
glFramebufferTexture2D(FBTarget::FRAMEBUFFER().GetValue(), attachment.GetValue(), TextureTarget::TEXTURE_2D().GetValue(), texture.GetID(), level);
}
