Implement texSubImage2D API

1 files changed, 10 insertions, 1 deletions

diff --git a/components/script/dom/webgltexture.rs b/components/script/dom/webgltexture.rs
index ccd05182968..bd9f34515ba 100644
--- a/components/script/dom/webgltexture.rs
+++ b/components/script/dom/webgltexture.rs
@@ -109,13 +109,15 @@ impl WebGLTexture {
                       height: u32,
                       depth: u32,
                       internal_format: u32,
-                      level: u32) -> WebGLResult<()> {
+                      level: u32,
+                      data_type: Option<u32>) -> WebGLResult<()> {
         let image_info = ImageInfo {
             width: width,
             height: height,
             depth: depth,
             internal_format: Some(internal_format),
             is_initialized: true,
+            data_type: data_type,
         };
 
         let face = match target {
@@ -274,6 +276,7 @@ impl WebGLTexture {
                 depth: 0,
                 internal_format: base_image_info.internal_format,
                 is_initialized: base_image_info.is_initialized(),
+                data_type: base_image_info.data_type,
             };
 
             self.set_image_infos_at_level(level, image_info);
@@ -346,6 +349,7 @@ pub struct ImageInfo {
     depth: u32,
     internal_format: Option<u32>,
     is_initialized: bool,
+    data_type: Option<u32>,
 }
 
 impl ImageInfo {
@@ -356,6 +360,7 @@ impl ImageInfo {
             depth: 0,
             internal_format: None,
             is_initialized: false,
+            data_type: None,
         }
     }
 
@@ -371,6 +376,10 @@ impl ImageInfo {
         self.internal_format
     }
 
+    pub fn data_type(&self) -> Option<u32> {
+        self.data_type
+    }
+
     fn is_power_of_two(&self) -> bool {
         self.width.is_power_of_two() && self.height.is_power_of_two() && self.depth.is_power_of_two()
     }