gallium: use better param name

[mesa.git] / src / gallium / include / pipe / p_shader_tokens.h

diff --git a/src/gallium/include/pipe/p_shader_tokens.h b/src/gallium/include/pipe/p_shader_tokens.h
index b489b0446674a5d7d0df7005d1ca6d95daf6cf20..c5c480f1f0ecb630b7e4ebe4b8af8ab07dcb1cf6 100644 (file)
--- a/src/gallium/include/pipe/p_shader_tokens.h
+++ b/src/gallium/include/pipe/p_shader_tokens.h
@@ -1,7 +1,7 @@
 /**************************************************************************
  * 
  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
- * Copyright 2009 VMware, Inc.
+ * Copyright 2009-2010 VMware, Inc.
  * All Rights Reserved.
  * 
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -102,6 +102,11 @@ enum tgsi_file_type {
 #define TGSI_INTERPOLATE_PERSPECTIVE   2
 #define TGSI_INTERPOLATE_COUNT         3
 
+#define TGSI_CYLINDRICAL_WRAP_X (1 << 0)
+#define TGSI_CYLINDRICAL_WRAP_Y (1 << 1)
+#define TGSI_CYLINDRICAL_WRAP_Z (1 << 2)
+#define TGSI_CYLINDRICAL_WRAP_W (1 << 3)
+
 struct tgsi_declaration
 {
    unsigned Type        : 4;  /**< TGSI_TOKEN_TYPE_DECLARATION */
@@ -109,10 +114,11 @@ struct tgsi_declaration
    unsigned File        : 4;  /**< one of TGSI_FILE_x */
    unsigned UsageMask   : 4;  /**< bitmask of TGSI_WRITEMASK_x flags */
    unsigned Interpolate : 4;  /**< one of TGSI_INTERPOLATE_x */
+   unsigned Dimension   : 1;  /**< any extra dimension info? */
    unsigned Semantic    : 1;  /**< BOOL, any semantic info? */
    unsigned Centroid    : 1;  /**< centroid sampling? */
    unsigned Invariant   : 1;  /**< invariant optimization? */
-   unsigned Padding     : 5;
+   unsigned CylindricalWrap:4;   /**< TGSI_CYLINDRICAL_WRAP_x flags */
 };
 
 struct tgsi_declaration_range
@@ -121,6 +127,12 @@ struct tgsi_declaration_range
    unsigned Last    : 16; /**< UINT */
 };
 
+struct tgsi_declaration_dimension
+{
+   unsigned Index2D:16; /**< UINT */
+   unsigned Padding:16;
+};
+
 #define TGSI_SEMANTIC_POSITION   0
 #define TGSI_SEMANTIC_COLOR      1
 #define TGSI_SEMANTIC_BCOLOR     2  /**< back-face color */
@@ -163,7 +175,9 @@ union tgsi_immediate_data
 #define TGSI_PROPERTY_GS_INPUT_PRIM          0
 #define TGSI_PROPERTY_GS_OUTPUT_PRIM         1
 #define TGSI_PROPERTY_GS_MAX_VERTICES        2
-#define TGSI_PROPERTY_COUNT                  3
+#define TGSI_PROPERTY_FS_COORD_ORIGIN        3
+#define TGSI_PROPERTY_FS_COORD_PIXEL_CENTER  4
+#define TGSI_PROPERTY_COUNT                  5
 
 struct tgsi_property {
    unsigned Type         : 4;  /**< TGSI_TOKEN_TYPE_PROPERTY */
@@ -172,6 +186,12 @@ struct tgsi_property {
    unsigned Padding      : 12;
 };
 
+#define TGSI_FS_COORD_ORIGIN_UPPER_LEFT 0
+#define TGSI_FS_COORD_ORIGIN_LOWER_LEFT 1
+
+#define TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER 0
+#define TGSI_FS_COORD_PIXEL_CENTER_INTEGER 1
+
 struct tgsi_property_data {
    unsigned Data;
 };