gallium: add viewport swizzling state and cap

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

diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 04388d317a34b5197748231da64aed4d279ff1fd..5fb6fcf3ebd444e26c0090c38f537e264b9b2f8b 100644 (file)
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -626,6 +626,20 @@ enum pipe_swizzle {
    PIPE_SWIZZLE_MAX, /**< Number of enums counter (must be last) */
 };
 
+/**
+ * Viewport swizzles
+ */
+enum pipe_viewport_swizzle {
+   PIPE_VIEWPORT_SWIZZLE_POSITIVE_X,
+   PIPE_VIEWPORT_SWIZZLE_NEGATIVE_X,
+   PIPE_VIEWPORT_SWIZZLE_POSITIVE_Y,
+   PIPE_VIEWPORT_SWIZZLE_NEGATIVE_Y,
+   PIPE_VIEWPORT_SWIZZLE_POSITIVE_Z,
+   PIPE_VIEWPORT_SWIZZLE_NEGATIVE_Z,
+   PIPE_VIEWPORT_SWIZZLE_POSITIVE_W,
+   PIPE_VIEWPORT_SWIZZLE_NEGATIVE_W,
+};
+
 #define PIPE_TIMEOUT_INFINITE 0xffffffffffffffffull
 
 
@@ -920,6 +934,7 @@ enum pipe_cap
    PIPE_CAP_PSIZ_CLAMPED,
    PIPE_CAP_DRAW_INFO_START_WITH_USER_INDICES,
    PIPE_CAP_GL_BEGIN_END_BUFFER_SIZE,
+   PIPE_CAP_VIEWPORT_SWIZZLE,
 };
 
 /**