diff options
Diffstat (limited to 'src/mesa/shader/slang')
| -rw-r--r-- | src/mesa/shader/slang/slang_link.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c index 169c07f8cea..8f2b40d5dfb 100644 --- a/src/mesa/shader/slang/slang_link.c +++ b/src/mesa/shader/slang/slang_link.c @@ -546,6 +546,32 @@ _slang_update_inputs_outputs(struct gl_program *prog) +/** + * Remove extra #version directives from the concatenated source string. + * Disable the extra ones by converting first two chars to //, a comment. + * This is a bit of hack to work around a preprocessor bug that only + * allows one #version directive per source. + */ +static void +remove_extra_version_directives(GLchar *source) +{ + GLuint verCount = 0; + while (1) { + char *ver = _mesa_strstr(source, "#version"); + if (ver) { + verCount++; + if (verCount > 1) { + ver[0] = '/'; + ver[1] = '/'; + } + source += 8; + } + else { + break; + } + } +} + /** @@ -593,6 +619,8 @@ concat_shaders(struct gl_shader_program *shProg, GLenum shaderType) _mesa_printf("---NEW CONCATENATED SHADER---:\n%s\n------------\n", source); */ + remove_extra_version_directives(source); + newShader = CALLOC_STRUCT(gl_shader); newShader->Type = shaderType; newShader->Source = source; |