diff options
| -rw-r--r-- | src/mesa/main/dd.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h index 3f5aa5db051..2f151c29654 100644 --- a/src/mesa/main/dd.h +++ b/src/mesa/main/dd.h @@ -202,6 +202,26 @@ struct dd_function_table { int samples[16]); /** + * Queries different driver parameters for a particular target and format. + * Since ARB_internalformat_query2 introduced several new query parameters + * over ARB_internalformat_query, having one driver hook for each parameter + * is no longer feasible. So this is the generic entry-point for calls + * to glGetInternalFormativ and glGetInternalFormati64v, after Mesa has + * checked errors and default values. + * + * \param ctx GL context + * \param target GL target enum + * \param internalFormat GL format enum + * \param pname GL enum that specifies the info to query. + * \param params Buffer to hold the result of the query. + */ + void (*QueryInternalFormat)(struct gl_context *ctx, + GLenum target, + GLenum internalFormat, + GLenum pname, + GLint *params); + + /** * Called by glTexImage[123]D() and glCopyTexImage[12]D() * Allocate texture memory and copy the user's image to the buffer. * The gl_texture_image fields, etc. will be fully initialized. |