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Properly enable EXT_shader_texture_lod
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parent
388a6f80ac
commit
124fe69818
3 changed files with 8 additions and 1 deletions
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@ -37,7 +37,11 @@ impl WebGLExtension for EXTShaderTextureLod {
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}
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fn is_supported(ext: &WebGLExtensions) -> bool {
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ext.supports_gl_extension("GL_EXT_shader_texture_lod")
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if cfg!(any(target_os = "android", target_os = "ios")) {
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return ext.supports_gl_extension("GL_EXT_shader_texture_lod");
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}
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// This extension is always available on desktop GL.
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true
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}
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fn enable(_ext: &WebGLExtensions) {}
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@ -265,6 +265,7 @@ impl WebGLExtensions {
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}
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fn register_all_extensions(&self) {
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self.register::<ext::extshadertexturelod::EXTShaderTextureLod>();
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self.register::<ext::exttexturefilteranisotropic::EXTTextureFilterAnisotropic>();
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self.register::<ext::oeselementindexuint::OESElementIndexUint>();
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self.register::<ext::oesstandardderivatives::OESStandardDerivatives>();
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@ -12,6 +12,7 @@ use dom::bindings::reflector::reflect_dom_object;
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use dom::bindings::root::DomRoot;
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use dom::bindings::str::DOMString;
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use dom::webgl_extensions::WebGLExtensions;
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use dom::webgl_extensions::ext::extshadertexturelod::EXTShaderTextureLod;
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use dom::webgl_extensions::ext::oesstandardderivatives::OESStandardDerivatives;
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use dom::webglobject::WebGLObject;
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use dom::window::Window;
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@ -117,6 +118,7 @@ impl WebGLShader {
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let mut params = BuiltInResources::default();
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params.FragmentPrecisionHigh = 1;
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params.OES_standard_derivatives = ext.is_enabled::<OESStandardDerivatives>() as i32;
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params.EXT_shader_texture_lod = ext.is_enabled::<EXTShaderTextureLod>() as i32;
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let validator = match webgl_version {
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WebGLVersion::WebGL1 => {
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let output_format = if cfg!(any(target_os = "android", target_os = "ios")) {
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