1 files changed, 96 insertions, 0 deletions
diff --git a/lib/mesa/src/gallium/drivers/r600/sfn/sfn_emittexinstruction.h b/lib/mesa/src/gallium/drivers/r600/sfn/sfn_emittexinstruction.h
new file mode 100644
index 000000000..e11ebda1c
--- /dev/null
+++ b/lib/mesa/src/gallium/drivers/r600/sfn/sfn_emittexinstruction.h
@@ -0,0 +1,96 @@
+/* -*- mesa-c++  -*-
+ *
+ * Copyright (c) 2018-2019 Collabora LTD
+ *
+ * Author: Gert Wollny <gert.wollny@collabora.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SFN_EMITTEXINSTRUCTION_H
+#define SFN_EMITTEXINSTRUCTION_H
+
+#include "sfn_emitinstruction.h"
+#include "sfn_instruction_tex.h"
+
+namespace r600  {
+
+class EmitTexInstruction : public EmitInstruction
+{
+public:
+   EmitTexInstruction(ShaderFromNirProcessor& processor);
+
+private:
+   struct TexInputs {
+      TexInputs();
+      const nir_variable *sampler_deref;
+      const nir_variable *texture_deref;
+      GPRVector coord;
+      PValue bias;
+      PValue comperator;
+      PValue lod;
+      GPRVector ddx;
+      GPRVector ddy;
+      nir_src *offset;
+      PValue gather_comp;
+      PValue ms_index;
+      PValue sampler_offset;
+      PValue texture_offset;
+   };
+
+   bool emit_tex_tex(nir_tex_instr* instr, TexInputs& src);
+
+   bool emit_tex_txf(nir_tex_instr* instr, TexInputs &src);
+   bool emit_tex_txb(nir_tex_instr* instr, TexInputs& src);
+   bool emit_tex_txd(nir_tex_instr* instr, TexInputs& src);
+   bool emit_tex_txl(nir_tex_instr* instr, TexInputs& src);
+   bool emit_tex_txs(nir_tex_instr* instr, TexInputs& src,
+                     const std::array<int, 4> &dest_swz);
+   bool emit_tex_texture_samples(nir_tex_instr* instr, TexInputs& src,
+                                 const std::array<int, 4> &dest_swz);
+   bool emit_tex_lod(nir_tex_instr* instr, TexInputs& src);
+   bool emit_tex_tg4(nir_tex_instr* instr, TexInputs& src);
+   bool emit_tex_txf_ms(nir_tex_instr* instr, TexInputs& src);
+   bool emit_buf_txf(nir_tex_instr* instr, TexInputs& src);
+
+   bool get_inputs(const nir_tex_instr& instr, TexInputs &src);
+
+   void set_rect_coordinate_flags(nir_tex_instr* instr, TexInstruction* ir) const;
+
+   bool do_emit(nir_instr* instr) override;
+
+   GPRVector make_dest(nir_tex_instr& instr);
+   GPRVector make_dest(nir_tex_instr &instr, const std::array<int, 4> &swizzle);
+
+   void set_offsets(TexInstruction* ir, nir_src *offset);
+   void handle_array_index(const nir_tex_instr& instr, const GPRVector &src, TexInstruction* ir);
+
+   struct SamplerId {
+      int id;
+      bool indirect;
+   };
+
+   SamplerId get_sampler_id(int sampler_id, const nir_variable *deref);
+
+};
+
+}
+
+#endif // SFN_EMITTEXINSTRUCTION_H