Web3D Survey - WebGL 1 Results

WebGL 1 Support

99.54%

(3.89% of which report a major performance caveat.)

WebGL Platform Support (Alphabetical)

Platform	Support
Android	99.48%
Chromium OS	99.92%
iOS	99.8%
Linux	99.1%
Mac OS	99.3%
Windows	99.7%

WebGL 1 Extensions (Alphabetical)

Extensions	Support
ANGLE_instanced_arrays	99.97%
EXT_blend_minmax	100%
EXT_clip_control	74.97%
EXT_color_buffer_half_float	94.15%
EXT_depth_clamp	78.83%
EXT_disjoint_timer_query	61.31%
EXT_float_blend	91.88%
EXT_frag_depth	86.55%
EXT_shader_texture_lod	84.77%
EXT_sRGB	98.87%
EXT_texture_compression_bptc	76.5%
EXT_texture_compression_rgtc	79.14%
EXT_texture_filter_anisotropic	98.62%
EXT_texture_mirror_clamp_to_edge	73.64%
KHR_parallel_shader_compile	72.68%
OES_element_index_uint	99.97%
OES_fbo_render_mipmap	99.78%
OES_standard_derivatives	100%
OES_texture_float	94.45%
OES_texture_float_linear	88.33%
OES_texture_half_float	94.27%
OES_texture_half_float_linear	93.43%
OES_vertex_array_object	100%
WEBGL_color_buffer_float	94.16%
WEBGL_compressed_texture_astc	46.1%
WEBGL_compressed_texture_etc	46.25%
WEBGL_compressed_texture_etc1	45.04%
WEBGL_compressed_texture_pvrtc	23.46%
WEBGL_compressed_texture_s3tc	80.23%
WEBGL_compressed_texture_s3tc_srgb	80.2%
WEBGL_debug_renderer_info	99.96%
WEBGL_debug_shaders	99.32%
WEBGL_depth_texture	99.95%
WEBGL_draw_buffers	86.56%
WEBGL_lose_context	100%
WEBGL_multi_draw	91.74%
WEBGL_polygon_mode	73.15%
WEBKIT_WEBGL_compressed_texture_pvrtc	12.12%

WebGL 1 Parameters (Alphabetical)

Parameter	Values - Support
MAX_COLOR_ATTACHMENTS_WEBGL	0 - 100% 4 - 100% 6 - 99.8% 7 - 96.51% 8 - 96.51%
MAX_COMBINED_TEXTURE_IMAGE_UNITS	8 - 100% 12 - 99.93% 14 - 99.93% 16 - 99.93% 20 - 99.84% 30 - 99.06% 32 - 99.05% 48 - 26.51% 64 - 25.61% 78 - 16.4% 80 - 16.4% 96 - 15.12% 112 - 4.19% 128 - 4.16% 144 - 4.15% 160 - 4.07% 190 - 4.07% 192 - 4.06% 255 - 2.2% 256 - 2.1% 384 - 2.1% 768 - 0.51%
MAX_CUBE_MAP_TEXTURE_SIZE	512 - 100% 1024 - 100% 2048 - 100% 4096 - 99.91% 8191 - 86.63% 8192 - 86.63% 16383 - 83.07% 16384 - 82.68% 32768 - 0.82%
MAX_DRAW_BUFFERS_WEBGL	0 - 100% 4 - 100% 6 - 99.8% 7 - 96.51% 8 - 96.51%
MAX_DUAL_SOURCE_DRAW_BUFFERS_EXT
MAX_FRAGMENT_UNIFORM_VECTORS	64 - 100% 112 - 99.96% 128 - 99.96% 220 - 99.96% 221 - 99.19% 224 - 99.18% 256 - 99.03% 261 - 92.81% 300 - 92.75% 512 - 92.75% 768 - 92.72% 1024 - 92.7% 2000 - 12.29% 2048 - 12.29% 4095 - 12.28% 4096 - 12.27%
MAX_RENDERBUFFER_SIZE	1024 - 100% 2048 - 100% 4096 - 99.93% 8064 - 99.35% 8191 - 99.35% 8192 - 99.34% 16383 - 90.73% 16384 - 85.91% 32768 - 1.21%
MAX_TEXTURE_IMAGE_UNITS	2 - 100% 4 - 100% 8 - 100% 16 - 99.83% 24 - 13.9% 30 - 13.8% 32 - 13.8% 64 - 2.2% 128 - 0.52%
MAX_TEXTURE_MAX_ANISOTROPY_EXT	0 - 100% 2 - 100% 4 - 99.9% 8 - 99.9% 16 - 99.9%
MAX_TEXTURE_SIZE	1024 - 100% 2048 - 100% 4096 - 99.93% 8191 - 86.31% 8192 - 86.31% 16383 - 79.21% 16384 - 78.83% 32768 - 0.81%
MAX_VARYING_VECTORS	4 - 100% 8 - 100% 9 - 99.9% 12 - 99.11% 14 - 99.08% 15 - 99.01% 16 - 96.93% 26 - 96.84% 27 - 96.84% 28 - 95.93% 30 - 95.93% 31 - 32.26% 32 - 7.38%
MAX_VERTEX_ATTRIBS	2 - 100% 4 - 100% 8 - 100% 10 - 99.98% 16 - 99.97% 32 - 9.66%
MAX_VERTEX_TEXTURE_IMAGE_UNITS	0 - 100% 4 - 99.97% 8 - 99.18% 16 - 99.05% 24 - 13.42% 30 - 13.32% 32 - 13.31% 64 - 2.18% 128 - 0.52%
MAX_VERTEX_UNIFORM_VECTORS	128 - 100% 253 - 99.96% 256 - 99.18% 512 - 93.12% 768 - 92.99% 1000 - 92.97% 1024 - 92.97% 2000 - 60.47% 2047 - 60.47% 2048 - 60.46% 4088 - 60.45% 4095 - 60.44% 4096 - 44.45%
MAX_VIEWPORT_HEIGHT	0 - 100% 2048 - 100% 4096 - 100% 8064 - 99.37% 8191 - 99.37% 8192 - 99.37% 16383 - 93.12% 16384 - 88.03% 32767 - 48.89% 32768 - 1.32%
MAX_VIEWPORT_WIDTH	0 - 100% 1 - 100% 2048 - 100% 4096 - 100% 8064 - 99.37% 8191 - 99.37% 8192 - 99.37% 16383 - 93.12% 16384 - 88.03% 32767 - 48.88% 32768 - 1.32%