From: Nicolai Hähnle Date: Sat, 3 Oct 2009 14:18:57 +0000 (+0200) Subject: prog_parameter: Document the fact that Size may be > 4 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7d2699aedc084d9cb9c2bd2f8bdb5f038271ac1e;p=mesa.git prog_parameter: Document the fact that Size may be > 4 Signed-off-by: Nicolai Hähnle --- diff --git a/src/mesa/shader/prog_parameter.h b/src/mesa/shader/prog_parameter.h index d1fcf47e61b..699cb0c7356 100644 --- a/src/mesa/shader/prog_parameter.h +++ b/src/mesa/shader/prog_parameter.h @@ -56,7 +56,13 @@ struct gl_program_parameter const char *Name; /**< Null-terminated string */ gl_register_file Type; /**< PROGRAM_NAMED_PARAM, CONSTANT or STATE_VAR */ GLenum DataType; /**< GL_FLOAT, GL_FLOAT_VEC2, etc */ - GLuint Size; /**< Number of components (1..4) */ + /** + * Number of components (1..4), or more. + * If the number of components is greater than 4, + * this parameter is part of a larger uniform like a GLSL matrix or array. + * The next program parameter's Size will be Size-4 of this parameter. + */ + GLuint Size; GLboolean Used; /**< Helper flag for GLSL uniform tracking */ GLboolean Initialized; /**< Has the ParameterValue[] been set? */ GLbitfield Flags; /**< Bitmask of PROG_PARAM_*_BIT */