From 319f4949e0a5f1daa3a760fc84096c041e3ce815 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Wed, 21 Jul 2010 18:07:09 -0700 Subject: ir_constant_expression: Add support for the "lessThanEqual" builtin. --- src/glsl/ir_constant_expression.cpp | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'src/glsl/ir_constant_expression.cpp') diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp index 032214eb3c..9c543d48ed 100644 --- a/src/glsl/ir_constant_expression.cpp +++ b/src/glsl/ir_constant_expression.cpp @@ -918,7 +918,22 @@ ir_call::constant_expression_value() } } } else if (strcmp(callee, "lessThanEqual") == 0) { - return NULL; /* FINISHME: implement this */ + assert(op[0]->type->is_vector() && op[1] && op[1]->type->is_vector()); + for (unsigned c = 0; c < op[0]->type->components(); c++) { + switch (op[0]->type->base_type) { + case GLSL_TYPE_UINT: + data.b[c] = op[0]->value.u[c] <= op[1]->value.u[c]; + break; + case GLSL_TYPE_INT: + data.b[c] = op[0]->value.i[c] <= op[1]->value.i[c]; + break; + case GLSL_TYPE_FLOAT: + data.b[c] = op[0]->value.f[c] <= op[1]->value.f[c]; + break; + default: + assert(!"Should not get here."); + } + } } else if (strcmp(callee, "log") == 0) { expr = new(mem_ctx) ir_expression(ir_unop_log, type, op[0], NULL); } else if (strcmp(callee, "log2") == 0) { -- cgit v1.2.3