Diff
Modified: trunk/LayoutTests/ChangeLog (208031 => 208032)
--- trunk/LayoutTests/ChangeLog 2016-10-28 04:30:22 UTC (rev 208031)
+++ trunk/LayoutTests/ChangeLog 2016-10-28 05:28:55 UTC (rev 208032)
@@ -1,3 +1,14 @@
+2016-10-27 Myles C. Maxfield <mmaxfi...@apple.com>
+
+ Teach WebGL code about new buffer targets in WebGL2
+ https://bugs.webkit.org/show_bug.cgi?id=163924
+
+ Reviewed by Dean Jackson.
+
+ * fast/canvas/webgl/bufferData-offset-length.html:
+ * fast/canvas/webgl/webgl2-buffer-targets-expected.txt: Added.
+ * fast/canvas/webgl/webgl2-buffer-targets.html: Added.
+
2016-10-27 Simon Fraser <simon.fra...@apple.com>
If an animation's keyframes affect stacking context properties, create stacking context while the animation is running
Modified: trunk/LayoutTests/fast/canvas/webgl/bufferData-offset-length.html (208031 => 208032)
--- trunk/LayoutTests/fast/canvas/webgl/bufferData-offset-length.html 2016-10-28 04:30:22 UTC (rev 208031)
+++ trunk/LayoutTests/fast/canvas/webgl/bufferData-offset-length.html 2016-10-28 05:28:55 UTC (rev 208032)
@@ -39,7 +39,7 @@
debug("");
if (window.internals)
- internals.setWebGL2Enabled(true);
+ internals.setWebGL2Enabled(true);
gl = initWebGL("example", "vshader", "fshader", [ "vPosition", "index" ],
[ 1, 1, 1, 1 ], 1, null, true);
@@ -80,6 +80,8 @@
checkRedValue(10, 10, 0, "Left half of canvas should be filled");
checkRedValue(30, 10, 255, "Right half of canvas should be empty");
+ gl.deleteBuffer(vertexObject);
+
function checkRedValue(x, y, value, msg) {
gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
gl.drawArrays(gl.TRIANGLES, 0, 6);
Added: trunk/LayoutTests/fast/canvas/webgl/webgl2-buffer-targets-expected.txt (0 => 208032)
--- trunk/LayoutTests/fast/canvas/webgl/webgl2-buffer-targets-expected.txt (rev 0)
+++ trunk/LayoutTests/fast/canvas/webgl/webgl2-buffer-targets-expected.txt 2016-10-28 05:28:55 UTC (rev 208032)
@@ -0,0 +1,88 @@
+CONSOLE MESSAGE: line 55: WebGL: INVALID_ENUM: bindBuffer: invalid target
+CONSOLE MESSAGE: line 57: WebGL: INVALID_ENUM: bufferData: invalid target
+CONSOLE MESSAGE: line 55: WebGL: INVALID_ENUM: bindBuffer: invalid target
+CONSOLE MESSAGE: line 57: WebGL: INVALID_ENUM: bufferData: invalid target
+CONSOLE MESSAGE: line 55: WebGL: INVALID_ENUM: bindBuffer: invalid target
+CONSOLE MESSAGE: line 57: WebGL: INVALID_ENUM: bufferData: invalid target
+CONSOLE MESSAGE: line 55: WebGL: INVALID_ENUM: bindBuffer: invalid target
+CONSOLE MESSAGE: line 57: WebGL: INVALID_ENUM: bufferData: invalid target
+CONSOLE MESSAGE: line 55: WebGL: INVALID_ENUM: bindBuffer: invalid target
+CONSOLE MESSAGE: line 57: WebGL: INVALID_ENUM: bufferData: invalid target
+CONSOLE MESSAGE: line 55: WebGL: INVALID_ENUM: bindBuffer: invalid target
+CONSOLE MESSAGE: line 57: WebGL: INVALID_ENUM: bufferData: invalid target
+Checks that using WebGL 2 buffer targets don't cause errors
+
+On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
+
+
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.NO_ERROR
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.INVALID_ENUM
+PASS context.getError() is context.NO_ERROR
+PASS successfullyParsed is true
+
+TEST COMPLETE
+
Added: trunk/LayoutTests/fast/canvas/webgl/webgl2-buffer-targets.html (0 => 208032)
--- trunk/LayoutTests/fast/canvas/webgl/webgl2-buffer-targets.html (rev 0)
+++ trunk/LayoutTests/fast/canvas/webgl/webgl2-buffer-targets.html 2016-10-28 05:28:55 UTC (rev 208032)
@@ -0,0 +1,65 @@
+<!DOCTYPE html>
+<html>
+<head>
+<script src=""
+</head>
+<body>
+<canvas id="c" width="40" height="40"></canvas>
+<script>
+description("Checks that using WebGL 2 buffer targets don't cause errors");
+
+if (window.internals)
+ internals.setWebGL2Enabled(true);
+
+var canvas = document.getElementById("c");
+var context = canvas.getContext("webgl2");
+shouldBe("context.getError()", "context.NO_ERROR");
+checkBufferSuccess(context, context.ARRAY_BUFFER);
+checkBufferSuccess(context, context.COPY_READ_BUFFER);
+checkBufferSuccess(context, context.COPY_WRITE_BUFFER);
+checkBufferSuccess(context, context.ELEMENT_ARRAY_BUFFER);
+checkBufferSuccess(context, context.PIXEL_PACK_BUFFER);
+checkBufferSuccess(context, context.PIXEL_UNPACK_BUFFER);
+checkBufferSuccess(context, context.TRANSFORM_FEEDBACK_BUFFER);
+checkBufferSuccess(context, context.UNIFORM_BUFFER);
+
+canvas = document.createElement("canvas");
+canvas.width = 40;
+canvas.height = 40;
+context = canvas.getContext("webgl");
+shouldBe("context.getError()", "context.NO_ERROR");
+shouldBe("context.getError()", "context.NO_ERROR");
+checkBufferSuccess(context, context.ARRAY_BUFFER);
+checkBufferFailure(context, context.COPY_READ_BUFFER);
+checkBufferFailure(context, context.COPY_WRITE_BUFFER);
+checkBufferSuccess(context, context.ELEMENT_ARRAY_BUFFER);
+checkBufferFailure(context, context.PIXEL_PACK_BUFFER);
+checkBufferFailure(context, context.PIXEL_UNPACK_BUFFER);
+checkBufferFailure(context, context.TRANSFORM_FEEDBACK_BUFFER);
+checkBufferFailure(context, context.UNIFORM_BUFFER);
+
+function checkBufferSuccess(context, target) {
+ var buffer = context.createBuffer();
+ shouldBe("context.getError()", "context.NO_ERROR");
+ context.bindBuffer(target, buffer);
+ shouldBe("context.getError()", "context.NO_ERROR");
+ context.bufferData(target, new Int32Array(16), context.STATIC_DRAW);
+ shouldBe("context.getError()", "context.NO_ERROR");
+ context.deleteBuffer(buffer);
+ shouldBe("context.getError()", "context.NO_ERROR");
+}
+
+function checkBufferFailure(context, target) {
+ var buffer = context.createBuffer();
+ shouldBe("context.getError()", "context.NO_ERROR");
+ context.bindBuffer(target, buffer);
+ shouldBe("context.getError()", "context.INVALID_ENUM");
+ context.bufferData(target, new Int32Array(16), context.STATIC_DRAW);
+ shouldBe("context.getError()", "context.INVALID_ENUM");
+ context.deleteBuffer(buffer);
+ shouldBe("context.getError()", "context.NO_ERROR");
+}
+</script>
+<script src=""
+</body>
+</html>
\ No newline at end of file
Modified: trunk/Source/WebCore/ChangeLog (208031 => 208032)
--- trunk/Source/WebCore/ChangeLog 2016-10-28 04:30:22 UTC (rev 208031)
+++ trunk/Source/WebCore/ChangeLog 2016-10-28 05:28:55 UTC (rev 208032)
@@ -1,3 +1,29 @@
+2016-10-27 Myles C. Maxfield <mmaxfi...@apple.com>
+
+ Teach WebGL code about new buffer targets in WebGL2
+ https://bugs.webkit.org/show_bug.cgi?id=163924
+
+ Reviewed by Dean Jackson.
+
+ WebGL 2 adds new buffer targets. Instead of completely reimplementing
+ the functions again for WebGL 2, we can simply check if we are using
+ a new kind of context to conditionally enable support.
+
+ Test: fast/canvas/webgl/webgl2-buffer-targets.html
+
+ * html/canvas/WebGL2RenderingContext.h:
+ * html/canvas/WebGL2RenderingContext.idl:
+ * html/canvas/WebGLBuffer.cpp:
+ (WebCore::WebGLBuffer::associateBufferDataImpl):
+ (WebCore::WebGLBuffer::associateBufferSubDataImpl):
+ (WebCore::WebGLBuffer::setTarget):
+ * html/canvas/WebGLBuffer.h:
+ * html/canvas/WebGLRenderingContextBase.cpp:
+ (WebCore::WebGLRenderingContextBase::bindBuffer):
+ (WebCore::WebGLRenderingContextBase::getBufferParameter):
+ (WebCore::WebGLRenderingContextBase::validateBufferDataParameters):
+ * html/canvas/WebGLRenderingContextBase.h:
+
2016-10-27 Dave Hyatt <hy...@apple.com>
[CSS Parser] Enhance grid-auto-flow parsing to allow dense first.
Modified: trunk/Source/WebCore/html/canvas/WebGL2RenderingContext.h (208031 => 208032)
--- trunk/Source/WebCore/html/canvas/WebGL2RenderingContext.h 2016-10-28 04:30:22 UTC (rev 208031)
+++ trunk/Source/WebCore/html/canvas/WebGL2RenderingContext.h 2016-10-28 05:28:55 UTC (rev 208032)
@@ -44,6 +44,8 @@
WebGL2RenderingContext(HTMLCanvasElement*, RefPtr<GraphicsContext3D>&&, GraphicsContext3D::Attributes);
/* Buffer objects */
+ using WebGLRenderingContextBase::bufferData;
+ using WebGLRenderingContextBase::bufferSubData;
void bufferData(GC3Denum target, ArrayBufferView& data, GC3Denum usage, GC3Duint srcOffset, GC3Duint length);
void bufferSubData(GC3Denum target, long long offset, ArrayBufferView& data, GC3Duint srcOffset, GC3Duint length);
void copyBufferSubData(GC3Denum readTarget, GC3Denum writeTarget, GC3Dint64 readOffset, GC3Dint64 writeOffset, GC3Dint64 size);
Modified: trunk/Source/WebCore/html/canvas/WebGL2RenderingContext.idl (208031 => 208032)
--- trunk/Source/WebCore/html/canvas/WebGL2RenderingContext.idl 2016-10-28 04:30:22 UTC (rev 208031)
+++ trunk/Source/WebCore/html/canvas/WebGL2RenderingContext.idl 2016-10-28 05:28:55 UTC (rev 208032)
@@ -39,6 +39,7 @@
typedef unsigned long long GLuint64;
typedef unrestricted float GLfloat;
typedef unrestricted float GLclampf;
+typedef (ArrayBuffer or ArrayBufferView) BufferDataSource;
// FIXME: Should allow ImageBitmap too.
typedef (ImageData or HTMLImageElement or HTMLCanvasElement or HTMLVideoElement) TexImageSource;
@@ -336,8 +337,14 @@
const GLuint64 TIMEOUT_IGNORED = 0xFFFFFFFFFFFFFFFF;
/* Buffer objects */
+ // WebGL1:
+ void bufferData(GLenum target, GLsizeiptr size, GLenum usage);
+ void bufferData(GLenum target, BufferDataSource? srcData, GLenum usage);
+ void bufferSubData(GLenum target, GLintptr dstByteOffset, BufferDataSource? srcData);
+ // WebGL2:
void bufferData(GLenum target, ArrayBufferView data, GLenum usage, GLuint srcOffset, optional GLuint length = 0);
void bufferSubData(GLenum target, GLintptr dstByteOffset, ArrayBufferView srcData, GLuint srcOffset, optional GLuint length = 0);
+
void copyBufferSubData(GLenum readTarget, GLenum writeTarget, GLintptr readOffset, GLintptr writeOffset, GLsizeiptr size);
// MapBufferRange, in particular its read-only and write-only modes,
// can not be exposed safely to _javascript_. GetBufferSubData
Modified: trunk/Source/WebCore/html/canvas/WebGLBuffer.cpp (208031 => 208032)
--- trunk/Source/WebCore/html/canvas/WebGLBuffer.cpp 2016-10-28 04:30:22 UTC (rev 208031)
+++ trunk/Source/WebCore/html/canvas/WebGLBuffer.cpp 2016-10-28 05:28:55 UTC (rev 208032)
@@ -87,6 +87,18 @@
m_byteLength = byteLength;
return true;
default:
+#if ENABLE(WEBGL2)
+ switch (m_target) {
+ case GraphicsContext3D::COPY_READ_BUFFER:
+ case GraphicsContext3D::COPY_WRITE_BUFFER:
+ case GraphicsContext3D::PIXEL_PACK_BUFFER:
+ case GraphicsContext3D::PIXEL_UNPACK_BUFFER:
+ case GraphicsContext3D::TRANSFORM_FEEDBACK_BUFFER:
+ case GraphicsContext3D::UNIFORM_BUFFER:
+ m_byteLength = byteLength;
+ return true;
+ }
+#endif
return false;
}
}
@@ -135,6 +147,17 @@
case GraphicsContext3D::ARRAY_BUFFER:
return true;
default:
+#if ENABLE(WEBGL2)
+ switch (m_target) {
+ case GraphicsContext3D::COPY_READ_BUFFER:
+ case GraphicsContext3D::COPY_WRITE_BUFFER:
+ case GraphicsContext3D::PIXEL_PACK_BUFFER:
+ case GraphicsContext3D::PIXEL_UNPACK_BUFFER:
+ case GraphicsContext3D::TRANSFORM_FEEDBACK_BUFFER:
+ case GraphicsContext3D::UNIFORM_BUFFER:
+ return true;
+ }
+#endif
return false;
}
}
@@ -186,7 +209,7 @@
m_nextAvailableCacheEntry = (m_nextAvailableCacheEntry + 1) % WTF_ARRAY_LENGTH(m_maxIndexCache);
}
-void WebGLBuffer::setTarget(GC3Denum target)
+void WebGLBuffer::setTarget(GC3Denum target, bool forWebGL2)
{
// In WebGL, a buffer is bound to one target in its lifetime
if (m_target)
@@ -193,6 +216,19 @@
return;
if (target == GraphicsContext3D::ARRAY_BUFFER || target == GraphicsContext3D::ELEMENT_ARRAY_BUFFER)
m_target = target;
+ else if (forWebGL2) {
+#if ENABLE(WEBGL2)
+ switch (target) {
+ case GraphicsContext3D::COPY_READ_BUFFER:
+ case GraphicsContext3D::COPY_WRITE_BUFFER:
+ case GraphicsContext3D::PIXEL_PACK_BUFFER:
+ case GraphicsContext3D::PIXEL_UNPACK_BUFFER:
+ case GraphicsContext3D::TRANSFORM_FEEDBACK_BUFFER:
+ case GraphicsContext3D::UNIFORM_BUFFER:
+ m_target = target;
+ }
+#endif
+ }
}
void WebGLBuffer::clearCachedMaxIndices()
Modified: trunk/Source/WebCore/html/canvas/WebGLBuffer.h (208031 => 208032)
--- trunk/Source/WebCore/html/canvas/WebGLBuffer.h 2016-10-28 04:30:22 UTC (rev 208031)
+++ trunk/Source/WebCore/html/canvas/WebGLBuffer.h 2016-10-28 05:28:55 UTC (rev 208032)
@@ -61,7 +61,7 @@
void setCachedMaxIndex(GC3Denum type, int value);
GC3Denum getTarget() const { return m_target; }
- void setTarget(GC3Denum);
+ void setTarget(GC3Denum, bool forWebGL2);
bool hasEverBeenBound() const { return object() && m_target; }
Modified: trunk/Source/WebCore/html/canvas/WebGLRenderingContextBase.cpp (208031 => 208032)
--- trunk/Source/WebCore/html/canvas/WebGLRenderingContextBase.cpp 2016-10-28 04:30:22 UTC (rev 208031)
+++ trunk/Source/WebCore/html/canvas/WebGLRenderingContextBase.cpp 2016-10-28 05:28:55 UTC (rev 208032)
@@ -919,13 +919,44 @@
else if (target == GraphicsContext3D::ELEMENT_ARRAY_BUFFER)
m_boundVertexArrayObject->setElementArrayBuffer(buffer);
else {
- synthesizeGLError(GraphicsContext3D::INVALID_ENUM, "bindBuffer", "invalid target");
- return;
+ bool success = false;
+#if ENABLE(WEBGL2)
+ if (isWebGL2()) {
+ success = true;
+ switch (target) {
+ case GraphicsContext3D::COPY_READ_BUFFER:
+ m_boundCopyReadBuffer = buffer;
+ break;
+ case GraphicsContext3D::COPY_WRITE_BUFFER:
+ m_boundCopyWriteBuffer = buffer;
+ break;
+ case GraphicsContext3D::PIXEL_PACK_BUFFER:
+ m_boundPixelPackBuffer = buffer;
+ break;
+ case GraphicsContext3D::PIXEL_UNPACK_BUFFER:
+ m_boundPixelUnpackBuffer = buffer;
+ break;
+ case GraphicsContext3D::TRANSFORM_FEEDBACK_BUFFER:
+ m_boundTransformFeedbackBuffer = buffer;
+ break;
+ case GraphicsContext3D::UNIFORM_BUFFER:
+ m_boundUniformBuffer = buffer;
+ break;
+ default:
+ success = false;
+ break;
+ }
+ }
+#endif
+ if (!success) {
+ synthesizeGLError(GraphicsContext3D::INVALID_ENUM, "bindBuffer", "invalid target");
+ return;
+ }
}
m_context->bindBuffer(target, objectOrZero(buffer));
if (buffer)
- buffer->setTarget(target);
+ buffer->setTarget(target, isWebGL2());
}
void WebGLRenderingContextBase::bindFramebuffer(GC3Denum target, WebGLFramebuffer* buffer)
@@ -2165,7 +2196,24 @@
{
if (isContextLostOrPending())
return WebGLGetInfo();
- if (target != GraphicsContext3D::ARRAY_BUFFER && target != GraphicsContext3D::ELEMENT_ARRAY_BUFFER) {
+
+ bool valid = false;
+ if (target == GraphicsContext3D::ARRAY_BUFFER || target == GraphicsContext3D::ELEMENT_ARRAY_BUFFER)
+ valid = true;
+#if ENABLE(WEBGL2)
+ if (isWebGL2()) {
+ switch (target) {
+ case GraphicsContext3D::COPY_READ_BUFFER:
+ case GraphicsContext3D::COPY_WRITE_BUFFER:
+ case GraphicsContext3D::PIXEL_PACK_BUFFER:
+ case GraphicsContext3D::PIXEL_UNPACK_BUFFER:
+ case GraphicsContext3D::TRANSFORM_FEEDBACK_BUFFER:
+ case GraphicsContext3D::UNIFORM_BUFFER:
+ valid = true;
+ }
+ }
+#endif
+ if (!valid) {
synthesizeGLError(GraphicsContext3D::INVALID_ENUM, "getBufferParameter", "invalid target");
return WebGLGetInfo();
}
@@ -4457,6 +4505,37 @@
buffer = m_boundArrayBuffer.get();
break;
default:
+#if ENABLE(WEBGL2)
+ bool success = true;
+ if (isWebGL2()) {
+ switch (target) {
+ case GraphicsContext3D::COPY_READ_BUFFER:
+ buffer = m_boundCopyReadBuffer.get();
+ break;
+ case GraphicsContext3D::COPY_WRITE_BUFFER:
+ buffer = m_boundCopyWriteBuffer.get();
+ break;
+ case GraphicsContext3D::PIXEL_PACK_BUFFER:
+ buffer = m_boundPixelPackBuffer.get();
+ break;
+ case GraphicsContext3D::PIXEL_UNPACK_BUFFER:
+ buffer = m_boundPixelUnpackBuffer.get();
+ break;
+ case GraphicsContext3D::TRANSFORM_FEEDBACK_BUFFER:
+ buffer = m_boundTransformFeedbackBuffer.get();
+ break;
+ case GraphicsContext3D::UNIFORM_BUFFER:
+ buffer = m_boundUniformBuffer.get();
+ break;
+ default:
+ success = false;
+ break;
+ }
+ } else
+ success = false;
+ if (success)
+ break;
+#endif
synthesizeGLError(GraphicsContext3D::INVALID_ENUM, functionName, "invalid target");
return nullptr;
}
Modified: trunk/Source/WebCore/html/canvas/WebGLRenderingContextBase.h (208031 => 208032)
--- trunk/Source/WebCore/html/canvas/WebGLRenderingContextBase.h 2016-10-28 04:30:22 UTC (rev 208031)
+++ trunk/Source/WebCore/html/canvas/WebGLRenderingContextBase.h 2016-10-28 05:28:55 UTC (rev 208032)
@@ -427,6 +427,12 @@
// List of bound VBO's. Used to maintain info about sizes for ARRAY_BUFFER and stored values for ELEMENT_ARRAY_BUFFER
RefPtr<WebGLBuffer> m_boundArrayBuffer;
+ RefPtr<WebGLBuffer> m_boundCopyReadBuffer;
+ RefPtr<WebGLBuffer> m_boundCopyWriteBuffer;
+ RefPtr<WebGLBuffer> m_boundPixelPackBuffer;
+ RefPtr<WebGLBuffer> m_boundPixelUnpackBuffer;
+ RefPtr<WebGLBuffer> m_boundTransformFeedbackBuffer;
+ RefPtr<WebGLBuffer> m_boundUniformBuffer;
RefPtr<WebGLVertexArrayObjectBase> m_defaultVertexArrayObject;
RefPtr<WebGLVertexArrayObjectBase> m_boundVertexArrayObject;
