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-rw-r--r--components/canvas/gl_context.rs19
-rw-r--r--components/canvas/webgl_thread.rs11
2 files changed, 20 insertions, 10 deletions
diff --git a/components/canvas/gl_context.rs b/components/canvas/gl_context.rs
index 66fd3001277..018300129b9 100644
--- a/components/canvas/gl_context.rs
+++ b/components/canvas/gl_context.rs
@@ -4,14 +4,14 @@
use super::webgl_thread::{GLState, WebGLImpl};
use canvas_traits::webgl::{
- GLContextAttributes, GLLimits, WebGLCommand, WebGLCommandBacktrace, WebGLVersion,
+ GLContextAttributes, GLFormats, GLLimits, WebGLCommand, WebGLCommandBacktrace, WebGLVersion,
};
use euclid::default::Size2D;
use offscreen_gl_context::{
ColorAttachmentType, DrawBuffer, GLContext, GLContextAttributes as RawGLContextAttributes,
GLContextDispatcher,
};
-use offscreen_gl_context::{GLLimits as RawGLLimits, GLVersion};
+use offscreen_gl_context::{GLFormats as RawGLFormats, GLLimits as RawGLLimits, GLVersion};
use offscreen_gl_context::{NativeGLContext, NativeGLContextHandle, NativeGLContextMethods};
use offscreen_gl_context::{OSMesaContext, OSMesaContextHandle};
use sparkle::gl;
@@ -179,7 +179,7 @@ impl GLContextWrapper {
}
}
- pub fn get_info(&self) -> (Size2D<i32>, u32, GLLimits) {
+ pub fn get_info(&self) -> (Size2D<i32>, u32, GLLimits, GLFormats) {
match *self {
GLContextWrapper::Native(ref ctx) => {
let (real_size, texture_id) = {
@@ -191,8 +191,9 @@ impl GLContextWrapper {
};
let limits = ctx.borrow_limits().clone();
+ let formats = map_formats(ctx.borrow_formats());
- (real_size, texture_id, map_limits(limits))
+ (real_size, texture_id, map_limits(limits), formats)
},
GLContextWrapper::OSMesa(ref ctx) => {
let (real_size, texture_id) = {
@@ -204,8 +205,9 @@ impl GLContextWrapper {
};
let limits = ctx.borrow_limits().clone();
+ let formats = map_formats(ctx.borrow_formats());
- (real_size, texture_id, map_limits(limits))
+ (real_size, texture_id, map_limits(limits), formats)
},
}
}
@@ -260,3 +262,10 @@ pub fn map_attrs_to_script_attrs(attrs: RawGLContextAttributes) -> GLContextAttr
preserve_drawing_buffer: attrs.preserve_drawing_buffer,
}
}
+
+fn map_formats(formats: &RawGLFormats) -> GLFormats {
+ GLFormats {
+ texture_format: formats.texture,
+ texture_type: formats.texture_type,
+ }
+}
diff --git a/components/canvas/webgl_thread.rs b/components/canvas/webgl_thread.rs
index 612117c7095..c9007515ae4 100644
--- a/components/canvas/webgl_thread.rs
+++ b/components/canvas/webgl_thread.rs
@@ -238,7 +238,7 @@ impl WebGLThread {
WebGLMsg::CreateContext(version, size, attributes, result_sender) => {
let result = self.create_webgl_context(version, size, attributes);
result_sender
- .send(result.map(|(id, limits, share_mode)| {
+ .send(result.map(|(id, limits, share_mode, framebuffer_format)| {
let data = Self::make_current_if_needed(
id,
&self.contexts,
@@ -276,6 +276,7 @@ impl WebGLThread {
share_mode,
glsl_version,
api_type,
+ framebuffer_format,
}
}))
.unwrap();
@@ -406,7 +407,7 @@ impl WebGLThread {
version: WebGLVersion,
size: Size2D<u32>,
attributes: GLContextAttributes,
- ) -> Result<(WebGLContextId, GLLimits, WebGLContextShareMode), String> {
+ ) -> Result<(WebGLContextId, GLLimits, WebGLContextShareMode, GLFormats), String> {
// Creating a new GLContext may make the current bound context_id dirty.
// Clear it to ensure that make_current() is called in subsequent commands.
self.bound_context_id = None;
@@ -434,7 +435,7 @@ impl WebGLThread {
.next_id(WebrenderImageHandlerType::WebGL)
.0 as usize,
);
- let (size, texture_id, limits) = ctx.get_info();
+ let (size, texture_id, limits, framebuffer_formats) = ctx.get_info();
let use_apple_vertex_arrays = needs_apple_vertex_arrays(ctx.gl(), version);
self.contexts.insert(
id,
@@ -458,7 +459,7 @@ impl WebGLThread {
},
);
- Ok((id, limits, share_mode))
+ Ok((id, limits, share_mode, framebuffer_formats))
}
/// Resizes a WebGLContext
@@ -476,7 +477,7 @@ impl WebGLThread {
.expect("Missing WebGL context!");
match data.ctx.resize(size) {
Ok(old_draw_buffer) => {
- let (real_size, texture_id, _) = data.ctx.get_info();
+ let (real_size, texture_id, _, _) = data.ctx.get_info();
let info = self.cached_context_info.get_mut(&context_id).unwrap();
if let ContextRenderState::Locked(ref mut in_use) = info.render_state {
// If there's already an outdated draw buffer present, we can ignore