diff options
Diffstat (limited to 'src/gallium/auxiliary/draw')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_vs_exec.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/gallium/auxiliary/draw/draw_vs_exec.c b/src/gallium/auxiliary/draw/draw_vs_exec.c index 4f11ac7506c..dbd7aa551eb 100644 --- a/src/gallium/auxiliary/draw/draw_vs_exec.c +++ b/src/gallium/auxiliary/draw/draw_vs_exec.c @@ -128,18 +128,17 @@ vs_exec_run_linear(struct draw_vertex_shader *shader, input[slot][3]); } #endif + int basevertex = shader->draw->pt.user.eltSize ? shader->draw->pt.user.eltBias : shader->draw->start_index; if (shader->info.uses_vertexid) { unsigned vid = machine->SysSemanticToIndex[TGSI_SEMANTIC_VERTEXID]; assert(vid < ARRAY_SIZE(machine->SystemValue)); - machine->SystemValue[vid].xyzw[0].i[j] = i + j; - /* XXX this should include base vertex. Where to get it??? */ + machine->SystemValue[vid].xyzw[0].i[j] = i + j + basevertex; } if (shader->info.uses_basevertex) { unsigned vid = machine->SysSemanticToIndex[TGSI_SEMANTIC_BASEVERTEX]; assert(vid < ARRAY_SIZE(machine->SystemValue)); - machine->SystemValue[vid].xyzw[0].i[j] = 0; - /* XXX Where to get it??? */ + machine->SystemValue[vid].xyzw[0].i[j] = basevertex; } if (shader->info.uses_vertexid_nobase) { unsigned vid = machine->SysSemanticToIndex[TGSI_SEMANTIC_VERTEXID_NOBASE]; |