1 files changed, 58 insertions, 0 deletions
diff --git a/generator/pamtris/utils.h b/generator/pamtris/utils.h
new file mode 100644
index 00000000..bd9dcdbe
--- /dev/null
+++ b/generator/pamtris/utils.h
@@ -0,0 +1,58 @@
+#ifndef UTIL_H_INCLUDED
+#define UTIL_H_INCLUDED
+
+#include "varying.h"
+
+void
+prepare_for_interpolation(const varying * const begin,
+                          const varying * const end,
+                          varying *       const out,
+                          int32_t               num_steps,
+                          uint8_t         const elements);
+
+varying
+compute_varying_z(int32_t const input_z);
+
+void
+multiply_varying_array_by_varying(varying * const vars,
+                                  varying   const divisor,
+                                  uint8_t   const elements);
+
+void
+divide_varying_array_by_varying(varying * const vars,
+                                varying   const divisor,
+                                uint8_t   const elements);
+
+varying
+inverse_varying(varying const var);
+
+varying
+multiply_varyings(varying const a,
+                  varying const b);
+
+void
+step_up(varying * const vars,
+       uint8_t    const elements);
+
+void
+multi_step_up(varying * const vars,
+             int32_t    const times,
+             uint8_t    const elements);
+
+void
+int32_to_varying_array(const int32_t * const in,
+                       varying *       const out,
+                       uint8_t         const elements);
+
+int32_t
+round_varying(varying const var);
+
+int64_t
+geq_mask64(int64_t a, int64_t b);
+
+void
+sort3(uint8_t *       const index_array,
+      const int32_t * const y_array,
+      const int32_t * const x_array);
+
+#endif