From 7d2699aedc084d9cb9c2bd2f8bdb5f038271ac1e Mon Sep 17 00:00:00 2001 From: Nicolai Hähnle Date: Sat, 3 Oct 2009 16:18:57 +0200 Subject: prog_parameter: Document the fact that Size may be > 4 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Nicolai Hähnle --- src/mesa/shader/prog_parameter.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/src/mesa/shader/prog_parameter.h b/src/mesa/shader/prog_parameter.h index d1fcf47e61..699cb0c735 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 */ -- cgit v1.2.3