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Implement EXT_blend_minmax

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This commit is contained in:
Anthony Ramine 2018-06-22 11:30:10 +02:00
parent 6a4bd8d3fa
commit 02b8766e75
6 changed files with 99 additions and 65 deletions
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16
components/script/dom/webgl_extensions/extensions.rs
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@ -70,6 +70,8 @@ struct WebGLExtensionFeatures {
disabled_get_tex_parameter_names: FnvHashSet<GLenum>,
/// WebGL OES_element_index_uint extension.
element_index_uint_enabled: bool,
/// WebGL EXT_blend_minmax extension.
blend_minmax_enabled: bool,
}
impl WebGLExtensionFeatures {
@ -79,6 +81,7 @@ impl WebGLExtensionFeatures {
disabled_get_parameter_names,
disabled_get_tex_parameter_names,
element_index_uint_enabled,
blend_minmax_enabled,
) = match webgl_version {
WebGLVersion::WebGL1 => {
(
@ -86,10 +89,11 @@ impl WebGLExtensionFeatures {
DEFAULT_DISABLED_GET_PARAMETER_NAMES_WEBGL1.iter().cloned().collect(),
DEFAULT_DISABLED_GET_TEX_PARAMETER_NAMES_WEBGL1.iter().cloned().collect(),
false,
false,
)
},
WebGLVersion::WebGL2 => {
(Default::default(), Default::default(), Default::default(), true)
(Default::default(), Default::default(), Default::default(), true, true)
}
};
Self {
@ -102,6 +106,7 @@ impl WebGLExtensionFeatures {
disabled_get_parameter_names,
disabled_get_tex_parameter_names,
element_index_uint_enabled,
blend_minmax_enabled,
}
}
}
@ -265,6 +270,7 @@ impl WebGLExtensions {
}
fn register_all_extensions(&self) {
self.register::<ext::extblendminmax::EXTBlendMinmax>();
self.register::<ext::extshadertexturelod::EXTShaderTextureLod>();
self.register::<ext::exttexturefilteranisotropic::EXTTextureFilterAnisotropic>();
self.register::<ext::oeselementindexuint::OESElementIndexUint>();
@ -283,6 +289,14 @@ impl WebGLExtensions {
pub fn is_element_index_uint_enabled(&self) -> bool {
self.features.borrow().element_index_uint_enabled
}
pub fn enable_blend_minmax(&self) {
self.features.borrow_mut().blend_minmax_enabled = true;
}
pub fn is_blend_minmax_enabled(&self) -> bool {
self.features.borrow().blend_minmax_enabled
}
}
// Helper structs