diff options
Diffstat (limited to 'src/gallium/drivers/nvc0/nvc0_program.c')
| -rw-r--r-- | src/gallium/drivers/nvc0/nvc0_program.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/src/gallium/drivers/nvc0/nvc0_program.c b/src/gallium/drivers/nvc0/nvc0_program.c index aefaf7b98ad..613dc431bfd 100644 --- a/src/gallium/drivers/nvc0/nvc0_program.c +++ b/src/gallium/drivers/nvc0/nvc0_program.c @@ -185,8 +185,17 @@ nvc0_varying_location(unsigned sn, unsigned si) return 0x2e0; */ case TGSI_SEMANTIC_GENERIC: + /* We'd really like to distinguish between TEXCOORD and GENERIC here, + * since only 0x300 to 0x37c can be replaced by sprite coordinates. + * Also, gl_PointCoord should be a system value and must be assigned to + * address 0x2e0. For now, let's cheat: + */ assert(si < 31); - return 0x80 + (si * 16); + if (si <= 7) + return 0x300 + si * 16; + if (si == 9) + return 0x2e0; + return 0x80 + ((si - 8) * 16); case TGSI_SEMANTIC_NORMAL: return 0x360; case TGSI_SEMANTIC_PRIMID: @@ -256,12 +265,14 @@ prog_decl(struct nvc0_translation_info *ti, case TGSI_FILE_INPUT: for (i = first; i <= last; ++i) { if (ti->prog->type == PIPE_SHADER_VERTEX) { - sn = TGSI_SEMANTIC_GENERIC; - si = i; + for (c = 0; c < 4; ++c) + ti->input_loc[i][c] = 0x80 + i * 16 + c * 4; + } else { + for (c = 0; c < 4; ++c) + ti->input_loc[i][c] = nvc0_varying_location(sn, si) + c * 4; + /* for sprite coordinates: */ + ti->prog->fp.in_pos[i] = ti->input_loc[i][0] / 4; } - for (c = 0; c < 4; ++c) - ti->input_loc[i][c] = nvc0_varying_location(sn, si) + c * 4; - if (ti->prog->type == PIPE_SHADER_FRAGMENT) ti->interp_mode[i] = nvc0_interp_mode(decl); } @@ -281,6 +292,8 @@ prog_decl(struct nvc0_translation_info *ti, } else { for (c = 0; c < 4; ++c) ti->output_loc[i][c] = nvc0_varying_location(sn, si) + c * 4; + /* for TFB_VARYING_LOCS: */ + ti->prog->vp.out_pos[i] = ti->output_loc[i][0] / 4; } } break; @@ -518,6 +531,8 @@ nvc0_fp_gen_header(struct nvc0_program *fp, struct nvc0_translation_info *ti) if (!ti->input_access[i][c]) continue; a = ti->input_loc[i][c] / 2; + if (ti->input_loc[i][c] >= 0x2c0) + a -= 32; if ((a & ~7) == 0x70/2) fp->hdr[5] |= 1 << (28 + (a & 7) / 2); /* FRAG_COORD_UMASK */ else |