diff options
Diffstat (limited to 'src/gallium/drivers/i965/brw_vs.h')
-rw-r--r-- | src/gallium/drivers/i965/brw_vs.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/src/gallium/drivers/i965/brw_vs.h b/src/gallium/drivers/i965/brw_vs.h new file mode 100644 index 00000000000..3d1598d02b9 --- /dev/null +++ b/src/gallium/drivers/i965/brw_vs.h @@ -0,0 +1,109 @@ +/* + Copyright (C) Intel Corp. 2006. All Rights Reserved. + Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to + develop this 3D driver. + + 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 the rights to use, copy, modify, merge, publish, + distribute, sublicense, 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 NONINFRINGEMENT. + IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS 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. + + **********************************************************************/ + /* + * Authors: + * Keith Whitwell <[email protected]> + */ + + +#ifndef BRW_VS_H +#define BRW_VS_H + + +#include "brw_context.h" +#include "brw_eu.h" + + +struct brw_vs_prog_key { + GLuint program_string_id; + GLuint nr_userclip:4; + GLuint copy_edgeflag:1; + GLuint pad:26; + struct brw_fs_signature fs_signature; +}; + +#define brw_vs_prog_key_size(s) (offsetof(struct brw_vs_prog_key, fs_signature) + \ + brw_fs_signature_size(&(s)->fs_signature)) + + +#define MAX_IF_DEPTH 32 +#define MAX_LOOP_DEPTH 32 + +struct brw_vs_compile { + struct brw_compile func; + struct brw_vs_prog_key key; + struct brw_vs_prog_data prog_data; + struct brw_chipset chipset; + + struct brw_vertex_shader *vp; + + GLuint nr_inputs; + GLuint nr_outputs; + GLuint nr_immediates; + GLfloat immediate[128][4]; + + GLboolean copy_edgeflag; + + GLuint overflow_grf_start; + GLuint overflow_count; + + GLuint first_tmp; + GLuint last_tmp; + + struct brw_reg r0; + struct brw_reg r1; + struct brw_reg regs[TGSI_FILE_COUNT][128]; + struct brw_reg tmp; + struct brw_reg stack; + + struct { + GLboolean used_in_src; + struct brw_reg reg; + } output_regs[128]; + + struct brw_reg userplane[6]; + + /** we may need up to 3 constants per instruction (if use_const_buffer) */ + struct { + GLint index; + struct brw_reg reg; + } current_const[3]; + + struct brw_instruction *if_inst[MAX_IF_DEPTH]; + struct brw_instruction *loop_inst[MAX_LOOP_DEPTH]; + GLuint insn; + GLuint if_depth; + GLuint loop_depth; + GLuint end_offset; + + struct brw_indirect stack_index; +}; + + +void brw_vs_emit( struct brw_vs_compile *c ); + +#endif |