Web3D Survey - WebGL 1 Results

WebGL 1 Support

97.89%

(3.56% of which report a major performance caveat.)

WebGL Platform Support (Alphabetical)

Platform	Support
Android	99.66%
Chromium OS	99.99%
iOS	99.93%
Linux	99.15%
Mac OS	99.68%
Windows	99.73%

WebGL 1 Extensions (Alphabetical)

Extensions	Support
ANGLE_instanced_arrays	99.94%
EXT_blend_minmax	99.97%
EXT_clip_control	0.31%
EXT_color_buffer_half_float	98.27%
EXT_depth_clamp	0.4%
EXT_disjoint_timer_query	66.14%
EXT_float_blend	89.46%
EXT_frag_depth	88.13%
EXT_shader_texture_lod	78.59%
EXT_sRGB	97.33%
EXT_texture_compression_bptc	68.44%
EXT_texture_compression_rgtc	77.29%
EXT_texture_filter_anisotropic	97.74%
EXT_texture_mirror_clamp_to_edge	0.26%
KHR_parallel_shader_compile	70.14%
OES_element_index_uint	99.95%
OES_fbo_render_mipmap	99.34%
OES_standard_derivatives	99.97%
OES_texture_float	98.62%
OES_texture_float_linear	86.48%
OES_texture_half_float	98.62%
OES_texture_half_float_linear	98.22%
OES_vertex_array_object	99.98%
WEBGL_color_buffer_float	98.07%
WEBGL_compressed_texture_astc	41.96%
WEBGL_compressed_texture_etc	43.07%
WEBGL_compressed_texture_etc1	41.93%
WEBGL_compressed_texture_pvrtc	16.47%
WEBGL_compressed_texture_s3tc	78.85%
WEBGL_compressed_texture_s3tc_srgb	78.79%
WEBGL_debug_renderer_info	99.95%
WEBGL_debug_shaders	96.31%
WEBGL_depth_texture	99.81%
WEBGL_draw_buffers	88.6%
WEBGL_lose_context	99.98%
WEBGL_multi_draw	92.43%
WEBGL_polygon_mode	0.36%
WEBKIT_WEBGL_compressed_texture_pvrtc	11.7%

WebGL 1 Parameters (Alphabetical)

Parameter	Values - Support
MAX_COLOR_ATTACHMENTS_WEBGL	0 - 100% 1 - 100% 4 - 100% 8 - 99.13%
MAX_COMBINED_TEXTURE_IMAGE_UNITS	0 - 100% 8 - 100% 12 - 99.86% 14 - 99.86% 16 - 99.86% 20 - 99.72% 30 - 98.67% 32 - 98.66% 40 - 29.98% 48 - 29.98% 54 - 22.64% 64 - 22.64% 78 - 7.48% 80 - 7.48% 96 - 6.53% 112 - 3.55% 128 - 3.52% 144 - 3.52% 160 - 3.52% 190 - 3.52% 192 - 3.52%
MAX_CUBE_MAP_TEXTURE_SIZE	0 - 100% 512 - 100% 1024 - 100% 2048 - 99.99% 3818 - 99.93% 4096 - 99.93% 4436 - 88.99% 5702 - 88.99% 8191 - 88.99% 8192 - 88.99% 8359 - 85.42% 16383 - 85.42% 16384 - 84.42% 32768 - 0.59%
MAX_DRAW_BUFFERS_WEBGL	0 - 100% 1 - 100% 4 - 100% 8 - 99.13%
MAX_DUAL_SOURCE_DRAW_BUFFERS_EXT	1 - 100%
MAX_FRAGMENT_UNIFORM_VECTORS	0 - 100% 32 - 100% 64 - 100% 112 - 99.89% 220 - 99.89% 221 - 98.9% 224 - 98.82% 256 - 98.43% 261 - 93.48% 512 - 93.37% 768 - 93.28% 1000 - 93.24% 1024 - 93.24% 2048 - 7.91% 4095 - 7.91% 4096 - 7.9%
MAX_RENDERBUFFER_SIZE	0 - 100% 1024 - 100% 2048 - 100% 4096 - 99.95% 8191 - 98.97% 8192 - 98.97% 16383 - 89.59% 16384 - 86.05% 32768 - 0.63%
MAX_TEXTURE_IMAGE_UNITS	0 - 100% 4 - 100% 8 - 100% 16 - 99.8% 18 - 18.69% 24 - 18.69% 32 - 18.68%
MAX_TEXTURE_MAX_ANISOTROPY_EXT	0 - 100% 2 - 100% 4 - 99.57% 8 - 99.56% 16 - 99.56%
MAX_TEXTURE_SIZE	0 - 100% 318 - 100% 1024 - 100% 2048 - 100% 4096 - 99.95% 5792 - 89.24% 8191 - 89.24% 8192 - 89.24% 15433 - 82.06% 15436 - 82.05% 16383 - 82.05% 16384 - 81.03% 32768 - 0.57%
MAX_VARYING_VECTORS	0 - 100% 4 - 100% 8 - 100% 9 - 99.85% 10 - 98.79% 12 - 98.78% 14 - 98.75% 15 - 98.68% 16 - 93.27% 17 - 93.07% 27 - 93.07% 28 - 93.02% 30 - 92.87% 31 - 41.82% 32 - 15.82%
MAX_VERTEX_ATTRIBS	0 - 100% 1 - 100% 2 - 100% 4 - 100% 8 - 100% 10 - 99.98% 16 - 99.97% 32 - 1.92%
MAX_VERTEX_TEXTURE_IMAGE_UNITS	0 - 100% 4 - 99.95% 5 - 98.93% 6 - 98.93% 8 - 98.93% 10 - 98.79% 13 - 98.79% 16 - 98.78% 18 - 18.8% 24 - 18.8% 32 - 18.79%
MAX_VERTEX_UNIFORM_VECTORS	0 - 100% 128 - 100% 251 - 99.89% 253 - 99.89% 256 - 98.83% 296 - 93.66% 512 - 93.66% 669 - 93.27% 768 - 93.27% 1000 - 93.23% 1024 - 93.23% 1361 - 53.33% 2023 - 53.33% 2047 - 53.33% 2048 - 53.33% 2770 - 53.32% 4088 - 53.32% 4095 - 53.32% 4096 - 39.01%
MAX_VIEWPORT_HEIGHT	0 - 100% 2048 - 100% 4096 - 99.99% 8192 - 98.71% 16383 - 91.58% 16384 - 87.7% 32767 - 48.09% 32768 - 3.03%
MAX_VIEWPORT_WIDTH	0 - 100% 1 - 100% 2048 - 100% 4096 - 99.99% 8192 - 98.7% 16383 - 91.62% 16384 - 87.74% 32767 - 47.87% 32768 - 3.19%