diff options
Diffstat (limited to 'mesalib/src/mesa/vbo/vbo_exec_array.c')
| -rw-r--r-- | mesalib/src/mesa/vbo/vbo_exec_array.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/mesalib/src/mesa/vbo/vbo_exec_array.c b/mesalib/src/mesa/vbo/vbo_exec_array.c index 1670409d4..f25a9dec3 100644 --- a/mesalib/src/mesa/vbo/vbo_exec_array.c +++ b/mesalib/src/mesa/vbo/vbo_exec_array.c @@ -1464,6 +1464,16 @@ vbo_draw_transform_feedback(struct gl_context *ctx, GLenum mode, return; } + if (ctx->Driver.GetTransformFeedbackVertexCount && + (ctx->Const.AlwaysUseGetTransformFeedbackVertexCount || + (ctx->Const.PrimitiveRestartInSoftware && + ctx->Array._PrimitiveRestart) || + !vbo_all_varyings_in_vbos(exec->array.inputs))) { + GLsizei n = ctx->Driver.GetTransformFeedbackVertexCount(ctx, obj, stream); + vbo_draw_arrays(ctx, mode, 0, n, numInstances, 0); + return; + } + vbo_bind_arrays(ctx); /* init most fields to zero */ |