diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_exec.c')
-rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_exec.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c index f66f72d257..2b0809b6eb 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.c +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c @@ -1541,6 +1541,19 @@ emit_primitive(struct tgsi_exec_machine *mach) } } +static void +conditional_emit_primitive(struct tgsi_exec_machine *mach) +{ + if (TGSI_PROCESSOR_GEOMETRY == mach->Processor) { + int emitted_verts = + mach->Primitives[mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0]]; + if (emitted_verts) { + emit_primitive(mach); + } + } +} + + /* * Fetch four texture samples using STR texture coordinates. */ @@ -3190,6 +3203,9 @@ exec_instruction( break; case TGSI_OPCODE_END: + /* make sure we end primitives which haven't + * been explicitly emitted */ + conditional_emit_primitive(mach); /* halt execution */ *pc = -1; break; |