commit 9de178cec5b92e32934d206009a6804f7b1a9188 Author: Mike Perry <mikeperry-git@torproject.org> Date: Tue Jul 21 21:10:46 2015 -0700 Bug #16005: Restrict WebGL minimal mode a bit. Georg found an old netbook with slightly lower values for some properties. --- dom/canvas/WebGLContext.h | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/dom/canvas/WebGLContext.h b/dom/canvas/WebGLContext.h index f72d552..5a769aa 100644 --- a/dom/canvas/WebGLContext.h +++ b/dom/canvas/WebGLContext.h @@ -54,27 +54,27 @@ class nsIDocShell; * Exceptions: some of the following values are set to higher values than in the spec because * the values in the spec are ridiculously low. They are explicitly marked below * - * Tor Browser Modifications: The following values are the minimum between a 2009 laptop, and a 2013 Moto E + * Tor Browser Modifications: The following values are the minimum between an ancient netbook and a 2013 Moto E */ -#define MINVALUE_GL_MAX_TEXTURE_SIZE 4096 // Different from the spec, which sets it to 64 on page 162 -#define MINVALUE_GL_MAX_CUBE_MAP_TEXTURE_SIZE 2048 // Different from the spec, which sets it to 16 on page 162 -#define MINVALUE_GL_MAX_VERTEX_ATTRIBS 16 // Page 164 -#define MINVALUE_GL_MAX_FRAGMENT_UNIFORM_VECTORS 224 // Page 164 +#define MINVALUE_GL_MAX_TEXTURE_SIZE 2048 // Different from the spec, which sets it to 64 on page 162 +#define MINVALUE_GL_MAX_CUBE_MAP_TEXTURE_SIZE 2048 // Different from the spec, which sets it to 16 on page 162 +#define MINVALUE_GL_MAX_VERTEX_ATTRIBS 16 // Page 164 +#define MINVALUE_GL_MAX_FRAGMENT_UNIFORM_VECTORS 224 // Page 164 #define MINVALUE_GL_MAX_VERTEX_UNIFORM_VECTORS 256 // Page 164 -#define MINVALUE_GL_MAX_VARYING_VECTORS 16 // Page 164 -#define MINVALUE_GL_MAX_TEXTURE_IMAGE_UNITS 16 // Page 164 -#define MINVALUE_GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS 16 // Page 164 -#define MINVALUE_GL_MAX_RENDERBUFFER_SIZE 4096 // Different from the spec, which sets it to 1 on page 164 -#define MINVALUE_GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS 32 // Page 164 +#define MINVALUE_GL_MAX_VARYING_VECTORS 8 // Page 164 +#define MINVALUE_GL_MAX_TEXTURE_IMAGE_UNITS 8 // Page 164 +#define MINVALUE_GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS 8 // Page 164 +#define MINVALUE_GL_MAX_RENDERBUFFER_SIZE 2048 // Different from the spec, which sets it to 1 on page 164 +#define MINVALUE_GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS 16 // Page 164 /* The following additional values were set specifically for fingerprinting. - * These ranges came from a 2013 Moto E. + * These ranges came from a 2013 Moto E and an old macbook. * * These values specify the upper end of the maximum size of line and point * elements. The lower bounds are 1 in both cases (and the minimum of 1 is * guaranteed by OpenGL). */ #define MINVALUE_GL_ALIASED_LINE_WIDTH_RANGE 5 -#define MINVALUE_GL_ALIASED_POINT_SIZE_RANGE 255 +#define MINVALUE_GL_ALIASED_POINT_SIZE_RANGE 63 /* This value is used to cap the resolution of the viewport to (MAX x MAX) */ #define MINVALUE_GL_MAX_VIEWPORT_DIMS 4096