+
+/*
+ * Convert mesa PIPE_PRIM_X to SWR enum PRIMITIVE_TOPOLOGY
+ */
+static INLINE enum PRIMITIVE_TOPOLOGY
+swr_convert_prim_topology(const unsigned mode)
+{
+ switch (mode) {
+ case PIPE_PRIM_POINTS:
+ return TOP_POINT_LIST;
+ case PIPE_PRIM_LINES:
+ return TOP_LINE_LIST;
+ case PIPE_PRIM_LINE_LOOP:
+ return TOP_LINE_LOOP;
+ case PIPE_PRIM_LINE_STRIP:
+ return TOP_LINE_STRIP;
+ case PIPE_PRIM_TRIANGLES:
+ return TOP_TRIANGLE_LIST;
+ case PIPE_PRIM_TRIANGLE_STRIP:
+ return TOP_TRIANGLE_STRIP;
+ case PIPE_PRIM_TRIANGLE_FAN:
+ return TOP_TRIANGLE_FAN;
+ case PIPE_PRIM_QUADS:
+ return TOP_QUAD_LIST;
+ case PIPE_PRIM_QUAD_STRIP:
+ return TOP_QUAD_STRIP;
+ case PIPE_PRIM_POLYGON:
+ return TOP_TRIANGLE_FAN; /* XXX TOP_POLYGON; */
+ case PIPE_PRIM_LINES_ADJACENCY:
+ return TOP_LINE_LIST_ADJ;
+ case PIPE_PRIM_LINE_STRIP_ADJACENCY:
+ return TOP_LISTSTRIP_ADJ;
+ case PIPE_PRIM_TRIANGLES_ADJACENCY:
+ return TOP_TRI_LIST_ADJ;
+ case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY:
+ return TOP_TRI_STRIP_ADJ;
+ default:
+ assert(0 && "Unknown topology");
+ return TOP_UNKNOWN;
+ }
+};
+
+/*
+ * convert mesa PIPE_POLYGON_MODE_X to SWR enum SWR_FILLMODE
+ */
+static INLINE enum SWR_FILLMODE
+swr_convert_fill_mode(const unsigned mode)
+{
+ switch(mode) {
+ case PIPE_POLYGON_MODE_FILL:
+ return SWR_FILLMODE_SOLID;
+ case PIPE_POLYGON_MODE_LINE:
+ return SWR_FILLMODE_WIREFRAME;
+ case PIPE_POLYGON_MODE_POINT:
+ return SWR_FILLMODE_POINT;
+ default:
+ assert(0 && "Unknown fillmode");
+ return SWR_FILLMODE_SOLID; // at least do something sensible
+ }
+}
+