diff options
| -rw-r--r-- | components/script/dom/webglrenderingcontext.rs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/components/script/dom/webglrenderingcontext.rs b/components/script/dom/webglrenderingcontext.rs index a21d3898112..88948343bdd 100644 --- a/components/script/dom/webglrenderingcontext.rs +++ b/components/script/dom/webglrenderingcontext.rs @@ -2549,6 +2549,14 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext { shader_type: u32, precision_type: u32, ) -> Option<DomRoot<WebGLShaderPrecisionFormat>> { + match shader_type { + constants::FRAGMENT_SHADER | constants::VERTEX_SHADER => (), + _ => { + self.webgl_error(InvalidEnum); + return None; + }, + } + match precision_type { constants::LOW_FLOAT | constants::MEDIUM_FLOAT | |