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Check framebuffer status after each bind 

For https://github.com/iceiix/steven/issues/5
GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT
This commit is contained in:
ice_iix 2018-10-06 13:28:19 -07:00
parent 7503b90667
commit 3a32710b17
1 changed files with 28 additions and 0 deletions
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28
src/gl/mod.rs
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@ -819,6 +819,31 @@ pub const DEPTH_ATTACHMENT: Attachment = gl::DEPTH_ATTACHMENT;
pub struct Framebuffer(u32);
unsafe fn check_framebuffer_status() {
let status = gl::CheckFramebufferStatus(gl::FRAMEBUFFER);
let s =
match status {
gl::FRAMEBUFFER_UNDEFINED => "GL_FRAMEBUFFER_UNDEFINED",
gl::FRAMEBUFFER_INCOMPLETE_ATTACHMENT => "GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT",
gl::FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT => "GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT",
gl::FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER => "GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER",
gl::FRAMEBUFFER_INCOMPLETE_READ_BUFFER => "GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER",
gl::FRAMEBUFFER_UNSUPPORTED => "GL_FRAMEBUFFER_UNSUPPORTED",
gl::FRAMEBUFFER_INCOMPLETE_MULTISAMPLE => "GL_FRAMEBUFFER_INCOMPLETE_MULTISAMPLE",
gl::FRAMEBUFFER_INCOMPLETE_LAYER_TARGETS => "GL_FRAMEBUFFER_INCOMPLETE_LAYER_TARGETS",
gl::FRAMEBUFFER_COMPLETE => "GL_FRAMEBUFFER_COMPLETE",
//gl::FRAMEBUFFER_INCOMPLETE_DIMENSIONS => "GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS",
_ => "unknown"
};
if status != gl::FRAMEBUFFER_COMPLETE {
println!("glBindFramebuffer failed, glCheckFrameBufferStatus(GL_FRAMEBUFFER) = {} {}", status, s);
//panic!("glBindFramebuffer failed, glCheckFrameBufferStatus(GL_FRAMEBUFFER) = {} {}", status, s);
}
}
impl Framebuffer {
pub fn new() -> Framebuffer {
let mut fb = Framebuffer(0);
@ -831,18 +856,21 @@ impl Framebuffer {
pub fn bind(&self) {
unsafe {
gl::BindFramebuffer(gl::FRAMEBUFFER, self.0);
check_framebuffer_status();
}
}
pub fn bind_read(&self) {
unsafe {
gl::BindFramebuffer(gl::READ_FRAMEBUFFER, self.0);
check_framebuffer_status();
}
}
pub fn bind_draw(&self) {
unsafe {
gl::BindFramebuffer(gl::DRAW_FRAMEBUFFER, self.0);
check_framebuffer_status();
}
}