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webgl: Report invalid operations for more APIs that can't use an incomplete framebuffer.

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This commit is contained in:
Josh Matthews 2019-09-19 17:38:46 -04:00
parent 540a73ed29
commit 46b1d8faee
2 changed files with 18 additions and 43 deletions
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11
components/script/dom/webglrenderingcontext.rs
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@ -1241,9 +1241,17 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
// GL_OES_read_format support (assuming an underlying GLES
// driver. Desktop is happy to format convert for us).
constants::IMPLEMENTATION_COLOR_READ_FORMAT => {
if self.validate_framebuffer().is_err() {
self.webgl_error(InvalidOperation);
return NullValue();
}
return Int32Value(constants::RGBA as i32);
},
constants::IMPLEMENTATION_COLOR_READ_TYPE => {
if self.validate_framebuffer().is_err() {
self.webgl_error(InvalidOperation);
return NullValue();
}
return Int32Value(constants::UNSIGNED_BYTE as i32);
},
constants::COMPRESSED_TEXTURE_FORMATS => unsafe {
@ -2819,6 +2827,8 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
pixel_type: u32,
mut pixels: CustomAutoRooterGuard<Option<ArrayBufferView>>,
) {
handle_potential_webgl_error!(self, self.validate_framebuffer(), return);
let pixels =
handle_potential_webgl_error!(self, pixels.as_mut().ok_or(InvalidValue), return);
@ -2834,7 +2844,6 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
return self.webgl_error(InvalidOperation);
}
handle_potential_webgl_error!(self, self.validate_framebuffer(), return);
let (fb_width, fb_height) = handle_potential_webgl_error!(
self,
self.get_current_framebuffer_size().ok_or(InvalidOperation),