diff options
| -rw-r--r-- | src/mesa/shader/prog_parameter.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/src/mesa/shader/prog_parameter.c b/src/mesa/shader/prog_parameter.c index 66edae9001..e9ed3985ee 100644 --- a/src/mesa/shader/prog_parameter.c +++ b/src/mesa/shader/prog_parameter.c @@ -178,15 +178,20 @@ _mesa_add_named_constant(struct gl_program_parameter_list *paramList, const char *name, const GLfloat values[4], GLuint size) { -#if 0 /* disable this for now -- we need to save the name! */ + /* first check if this is a duplicate constant */ GLint pos; - GLuint swizzle; - ASSERT(size == 4); /* XXX future feature */ - /* check if we already have this constant */ - if (_mesa_lookup_parameter_constant(paramList, values, 4, &pos, &swizzle)) { - return pos; + for (pos = 0; pos < paramList->NumParameters; pos++) { + const GLfloat *pvals = paramList->ParameterValues[pos]; + if (pvals[0] == values[0] && + pvals[1] == values[1] && + pvals[2] == values[2] && + pvals[3] == values[3] && + _mesa_strcmp(paramList->Parameters[pos].Name, name) == 0) { + /* Same name and value is already in the param list - reuse it */ + return pos; + } } -#endif + /* not found, add new parameter */ return _mesa_add_parameter(paramList, PROGRAM_CONSTANT, name, size, GL_NONE, values, NULL, 0x0); } |