texunit tex_wrap

hw/rtl/tex_unit/VX_tex_define.vh

@@ -0,0 +1,25 @@
+`ifndef VX_TEX_DEFINE
+`define VX_TEX_DEFINE
+
+`include "VX_define.vh"
+
+`define FIXED_FRAC      20
+`define FIXED_INT       (32 - `FIXED_FRAC)
+`define FIXED_ONE       (1 << `FIXED_FRAC)
+`define FIXED_MASK      (`FIXED_ONE - 1)
+
+`define CLAMP(x,lo,hi)  ((x < lo) ? lo : ((x > hi) ? hi : x))
+
+`define TEX_ADDR_BITS    32
+`define TEX_FORMAT_BITS  3
+`define TEX_WRAP_BITS    2
+`define TEX_WIDTH_BITS   12
+`define TEX_HEIGHT_BITS  12
+`define TEX_STRIDE_BITS  2
+`define TEX_FILTER_BITS  1
+
+`define TEX_WRAP_REPEAT  0
+`define TEX_WRAP_CLAMP   1
+`define TEX_WRAP_MIRROR  2
+
+`endif