diff options
Diffstat (limited to 'src/glsl/glsl_parser_extras.cpp')
| -rw-r--r-- | src/glsl/glsl_parser_extras.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/glsl/glsl_parser_extras.cpp b/src/glsl/glsl_parser_extras.cpp index 5a8a5248c0..2ed8b843a2 100644 --- a/src/glsl/glsl_parser_extras.cpp +++ b/src/glsl/glsl_parser_extras.cpp @@ -79,6 +79,38 @@ _mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *ctx, this->Const.MaxFragmentUniformComponents = ctx->Const.FragmentProgram.MaxUniformComponents; this->Const.MaxDrawBuffers = ctx->Const.MaxDrawBuffers; + + /* Note: Once the OpenGL 3.0 'forward compatible' context or the OpenGL 3.2 + * Core context is supported, this logic will need change. Older versions of + * GLSL are no longer supported outside the compatibility contexts of 3.x. + */ + this->Const.GLSL_100ES = (ctx->API == API_OPENGLES2) + || ctx->Extensions.ARB_ES2_compatibility; + this->Const.GLSL_110 = (ctx->API == API_OPENGL); + this->Const.GLSL_120 = (ctx->API == API_OPENGL) + && (ctx->Const.GLSLVersion >= 120); + this->Const.GLSL_130 = (ctx->API == API_OPENGL) + && (ctx->Const.GLSLVersion >= 130); + + const unsigned lowest_version = + (ctx->API == API_OPENGLES2) || ctx->Extensions.ARB_ES2_compatibility + ? 100 : 110; + const unsigned highest_version = + (ctx->API == API_OPENGL) ? ctx->Const.GLSLVersion : 100; + char *supported = (char *) ralloc_context(this); + + for (unsigned ver = lowest_version; ver <= highest_version; ver += 10) { + const char *const prefix = (ver == lowest_version) + ? "" + : ((ver == highest_version) ? ", and " : ", "); + + ralloc_asprintf_append(& supported, "%s%d.%02d%s", + prefix, + ver / 100, ver % 100, + (ver == 100) ? " ES" : ""); + } + + this->supported_version_string = supported; } const char * |