Mesa (glsl2): ir_constant_expression: Add support for ir_unop_sin.

Ian Romanick idr at kemper.freedesktop.org
Thu Jul 15 00:18:22 UTC 2010


Module: Mesa
Branch: glsl2
Commit: 908afd16d1f6b5283a2535e388b6dcb77e6504d2
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=908afd16d1f6b5283a2535e388b6dcb77e6504d2

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Thu Jul  8 23:28:50 2010 -0700

ir_constant_expression: Add support for ir_unop_sin.

---

 src/glsl/ir_constant_expression.cpp |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp
index 44a6985..3d0a5e5 100644
--- a/src/glsl/ir_constant_expression.cpp
+++ b/src/glsl/ir_constant_expression.cpp
@@ -245,6 +245,13 @@ ir_constant_visitor::visit(ir_expression *ir)
       }
       break;
 
+   case ir_unop_sin:
+      assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
+      for (unsigned c = 0; c < ir->operands[0]->type->components(); c++) {
+	 data.f[c] = sinf(op[0]->value.f[c]);
+      }
+      break;
+
    case ir_unop_neg:
       for (unsigned c = 0; c < ir->operands[0]->type->components(); c++) {
 	 switch (ir->type->base_type) {




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