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c94ac5bccb
* script: Move Reflector to script_bindings. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * script: Extract global() helper from DomObject into new trait. Move DomObject and related traits to script_bindings. Signed-off-by: Josh Matthews <josh@joshmatthews.net> --------- Signed-off-by: Josh Matthews <josh@joshmatthews.net>
87 lines
2.9 KiB
Rust
87 lines
2.9 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use canvas_traits::webgl::{TexFormat, WebGLVersion};
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use dom_struct::dom_struct;
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use super::{WebGLExtension, WebGLExtensionSpec, WebGLExtensions};
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use crate::dom::bindings::reflector::{reflect_dom_object, DomGlobal, Reflector};
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use crate::dom::bindings::root::DomRoot;
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use crate::dom::webglrenderingcontext::WebGLRenderingContext;
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use crate::dom::webgltexture::{TexCompression, TexCompressionValidation};
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use crate::script_runtime::CanGc;
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#[dom_struct]
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pub(crate) struct WEBGLCompressedTextureS3TC {
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reflector_: Reflector,
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}
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impl WEBGLCompressedTextureS3TC {
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fn new_inherited() -> WEBGLCompressedTextureS3TC {
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Self {
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reflector_: Reflector::new(),
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}
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}
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}
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impl WebGLExtension for WEBGLCompressedTextureS3TC {
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type Extension = WEBGLCompressedTextureS3TC;
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fn new(ctx: &WebGLRenderingContext) -> DomRoot<WEBGLCompressedTextureS3TC> {
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reflect_dom_object(
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Box::new(WEBGLCompressedTextureS3TC::new_inherited()),
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&*ctx.global(),
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CanGc::note(),
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)
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}
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fn spec() -> WebGLExtensionSpec {
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WebGLExtensionSpec::Specific(WebGLVersion::WebGL1)
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}
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fn is_supported(ext: &WebGLExtensions) -> bool {
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ext.supports_gl_extension("GL_EXT_texture_compression_s3tc") ||
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ext.supports_all_gl_extension(&[
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"GL_EXT_texture_compression_dxt1",
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"GL_ANGLE_texture_compression_dxt3",
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"GL_ANGLE_texture_compression_dxt5",
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])
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}
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fn enable(ext: &WebGLExtensions) {
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ext.add_tex_compression_formats(&[
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TexCompression {
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format: TexFormat::CompressedRgbS3tcDxt1,
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bytes_per_block: 8,
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block_width: 4,
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block_height: 4,
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validation: TexCompressionValidation::S3TC,
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},
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TexCompression {
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format: TexFormat::CompressedRgbaS3tcDxt1,
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bytes_per_block: 8,
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block_width: 4,
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block_height: 4,
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validation: TexCompressionValidation::S3TC,
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},
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TexCompression {
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format: TexFormat::CompressedRgbaS3tcDxt3,
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bytes_per_block: 16,
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block_width: 4,
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block_height: 4,
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validation: TexCompressionValidation::S3TC,
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},
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TexCompression {
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format: TexFormat::CompressedRgbaS3tcDxt5,
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bytes_per_block: 16,
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block_width: 4,
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block_height: 4,
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validation: TexCompressionValidation::S3TC,
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},
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]);
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}
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fn name() -> &'static str {
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"WEBGL_compressed_texture_s3tc"
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}
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}
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