Source code

Revision control

Copy as Markdown

Other Tools

Test Info:

<!DOCTYPE HTML>
<html>
<head>
<meta charset='utf-8'/>
<script src='/tests/SimpleTest/SimpleTest.js'></script>
<link rel='stylesheet' href='/tests/SimpleTest/test.css'>
<script src='ensure-ext.js'></script>
</head>
<body>
<script>
'use strict';
var ENSURE = 'ENSURE'; // Works on all test machines.
var FORBID = 'FORBID'; // Should not work on any test machine.
var MACHINE_SPECIFIC = 'MACHINE_SPECIFIC';
var defaultExts = [
// Ratified
['ANGLE_instanced_arrays' , [MACHINE_SPECIFIC, FORBID ]],
['EXT_blend_minmax' , [MACHINE_SPECIFIC, FORBID ]],
['EXT_frag_depth' , [MACHINE_SPECIFIC, FORBID ]],
['EXT_shader_texture_lod' , [MACHINE_SPECIFIC, FORBID ]],
['EXT_texture_filter_anisotropic', [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['OES_element_index_uint' , [ENSURE , FORBID ]],
['OES_fbo_render_mipmap' , [MACHINE_SPECIFIC, FORBID ]],
['OES_standard_derivatives' , [MACHINE_SPECIFIC, FORBID ]],
['OES_texture_float' , [ENSURE , FORBID ]],
['OES_texture_float_linear' , [ENSURE , ENSURE ]],
['OES_texture_half_float' , [ENSURE , FORBID ]],
['OES_texture_half_float_linear' , [ENSURE , FORBID ]],
['OES_vertex_array_object' , [ENSURE , FORBID ]],
['WEBGL_compressed_texture_s3tc' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['WEBGL_debug_renderer_info' , [ENSURE , ENSURE ]],
['WEBGL_debug_shaders' , [ENSURE , ENSURE ]],
['WEBGL_depth_texture' , [MACHINE_SPECIFIC, FORBID ]],
['WEBGL_draw_buffers' , [MACHINE_SPECIFIC, FORBID ]],
['WEBGL_lose_context' , [ENSURE , ENSURE ]],
// Community Approved
['EXT_color_buffer_float' , [FORBID , ENSURE ]],
['EXT_color_buffer_half_float' , [MACHINE_SPECIFIC, FORBID ]],
['EXT_disjoint_timer_query' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['EXT_float_blend' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['EXT_sRGB' , [MACHINE_SPECIFIC, FORBID ]],
['EXT_texture_compression_bptc' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['EXT_texture_compression_rgtc' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['OVR_multiview2' , [FORBID , MACHINE_SPECIFIC]],
['WEBGL_color_buffer_float' , [MACHINE_SPECIFIC, FORBID ]],
['WEBGL_compressed_texture_astc' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['WEBGL_compressed_texture_atc' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['WEBGL_compressed_texture_etc' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['WEBGL_compressed_texture_etc1' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['WEBGL_compressed_texture_pvrtc' , [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
['WEBGL_compressed_texture_s3tc_srgb', [MACHINE_SPECIFIC, MACHINE_SPECIFIC]],
];
var draftExts = [
['EXT_texture_norm16' , [FORBID , MACHINE_SPECIFIC]],
['OES_draw_buffers_indexed', [FORBID , MACHINE_SPECIFIC]],
['WEBGL_explicit_present' , [ENSURE , ENSURE ]],
];
////////////////////
// Ensure that we never see any extensions that we haven't listed above!
(function() {
const expectedExts = (defaultExts.concat(draftExts)).map(x => x[0]);
['webgl', 'webgl2'].forEach( contextType => {
const c = document.createElement('canvas');
const gl = c.getContext(contextType);
if (!gl) return;
const actualExts = gl.getSupportedExtensions();
actualExts.forEach(actualExt => {
ok(expectedExts.includes(actualExt), 'Unexpected ext: ' + actualExt);
});
});
})();
////////////////////
function TestExtFor(contextType, extName, status) {
switch (status) {
case ENSURE:
EnsureExtFor(contextType, extName);
break;
case FORBID:
EnsureExtFor(contextType, extName, false);
break;
case MACHINE_SPECIFIC:
break;
}
}
function TestExt(extName, statusArr) {
TestExtFor('webgl', extName, statusArr[0]);
TestExtFor('webgl2', extName, statusArr[1]);
}
////////////////////
defaultExts.forEach(function(x) {
var extName = x[0];
var statusArr = x[1];
TestExt(extName, statusArr);
});
draftExts.forEach(function(x) {
var extName = x[0];
EnsureExt(extName, false);
});
Lastly_WithDraftExtsEnabled(function() {
draftExts.forEach(function(x) {
var extName = x[0];
var statusArr = x[1];
TestExt(extName, statusArr);
});
});
</script>
</body>
</html>