mesa: add/update comments in _mesa_copy_buffer_subdata()

[mesa.git] / src / mesa / drivers / dri / i965 / brw_vec4.cpp

diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp b/src/mesa/drivers/dri/i965/brw_vec4.cpp
index 54ef9b6f0d4c896d577e829baba6e3d3630fd679..5238ff53c49e35fd924efdd3c85170bc37c4720a 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_vec4.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp
@@ -31,6 +31,16 @@ extern "C" {
 
 namespace brw {
 
+bool
+vec4_instruction::is_tex()
+{
+   return (opcode == SHADER_OPCODE_TEX ||
+          opcode == SHADER_OPCODE_TXD ||
+          opcode == SHADER_OPCODE_TXF ||
+          opcode == SHADER_OPCODE_TXL ||
+          opcode == SHADER_OPCODE_TXS);
+}
+
 bool
 vec4_instruction::is_math()
 {