Bug 571054 - emulate vertex attrib 0 on desktop GL - r=vladimir

2010-09-02 10:34:08 -04:00
parent 30ecb76ac5
commit 2fb9fe75d4
5 changed files with 186 additions and 29 deletions
--- a/content/canvas/src/WebGLContextValidate.cpp
+++ b/content/canvas/src/WebGLContextValidate.cpp
@@ -384,6 +384,11 @@ WebGLContext::InitAndValidateGL()

    MakeContextCurrent();

+    // on desktop OpenGL, we always keep vertex attrib 0 array enabled
+    if (!gl->IsGLES2()) {
+        gl->fEnableVertexAttribArray(0);
+    }
+
    gl->fGetIntegerv(LOCAL_GL_MAX_VERTEX_ATTRIBS, (GLint*) &mGLMaxVertexAttribs);
    if (mGLMaxVertexAttribs < 8) {
        LogMessage("GL_MAX_VERTEX_ATTRIBS: %d is < 8!", mGLMaxVertexAttribs);