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webgl: Emulate some renderbuffer formats in non-GLES.

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This commit is contained in:
Josh Matthews 2018-08-01 15:40:53 -04:00
parent 3334e477c1
commit 03eb7e4dd2
11 changed files with 176 additions and 53 deletions
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7
components/script/dom/webgl_extensions/ext/extshadertexturelod.rs
View file

@ -6,7 +6,7 @@ use canvas_traits::webgl::WebGLVersion;
use dom::bindings::codegen::Bindings::EXTShaderTextureLodBinding;
use dom::bindings::reflector::{DomObject, Reflector, reflect_dom_object};
use dom::bindings::root::DomRoot;
use dom::webglrenderingcontext::WebGLRenderingContext;
use dom::webglrenderingcontext::{WebGLRenderingContext, is_gles};
use dom_struct::dom_struct;
use super::{WebGLExtension, WebGLExtensions, WebGLExtensionSpec};
@ -37,11 +37,8 @@ impl WebGLExtension for EXTShaderTextureLod {
}
fn is_supported(ext: &WebGLExtensions) -> bool {
if cfg!(any(target_os = "android", target_os = "ios")) {
return ext.supports_gl_extension("GL_EXT_shader_texture_lod");
}
// This extension is always available on desktop GL.
true
!is_gles() || ext.supports_gl_extension("GL_EXT_shader_texture_lod")
}
fn enable(_ext: &WebGLExtensions) {}

7
components/script/dom/webgl_extensions/ext/oeselementindexuint.rs
View file

@ -6,7 +6,7 @@ use canvas_traits::webgl::WebGLVersion;
use dom::bindings::codegen::Bindings::OESElementIndexUintBinding;
use dom::bindings::reflector::{DomObject, Reflector, reflect_dom_object};
use dom::bindings::root::DomRoot;
use dom::webglrenderingcontext::WebGLRenderingContext;
use dom::webglrenderingcontext::{WebGLRenderingContext, is_gles};
use dom_struct::dom_struct;
use super::{WebGLExtension, WebGLExtensions, WebGLExtensionSpec};
@ -37,11 +37,8 @@ impl WebGLExtension for OESElementIndexUint {
}
fn is_supported(ext: &WebGLExtensions) -> bool {
if cfg!(any(target_os = "android", target_os = "ios")) {
return ext.supports_gl_extension("GL_OES_element_index_uint");
}
// This extension is always available in desktop OpenGL.
true
!is_gles() || ext.supports_gl_extension("GL_OES_element_index_uint")
}
fn enable(ext: &WebGLExtensions) {

7
components/script/dom/webgl_extensions/ext/oesstandardderivatives.rs
View file

@ -7,7 +7,7 @@ use dom::bindings::codegen::Bindings::OESStandardDerivativesBinding;
use dom::bindings::codegen::Bindings::OESStandardDerivativesBinding::OESStandardDerivativesConstants;
use dom::bindings::reflector::{DomObject, Reflector, reflect_dom_object};
use dom::bindings::root::DomRoot;
use dom::webglrenderingcontext::WebGLRenderingContext;
use dom::webglrenderingcontext::{WebGLRenderingContext, is_gles};
use dom_struct::dom_struct;
use super::{WebGLExtension, WebGLExtensions, WebGLExtensionSpec};
@ -37,11 +37,8 @@ impl WebGLExtension for OESStandardDerivatives {
}
fn is_supported(ext: &WebGLExtensions) -> bool {
if cfg!(any(target_os = "android", target_os = "ios")) {
return ext.supports_any_gl_extension(&["GL_OES_standard_derivatives"]);
}
// The standard derivatives are always available in desktop OpenGL.
true
!is_gles() || ext.supports_any_gl_extension(&["GL_OES_standard_derivatives"])
}
fn enable(ext: &WebGLExtensions) {