From 72fc06df9cabdc67ccbf53a99e3d61d516feab7b Mon Sep 17 00:00:00 2001 From: Alyssa Rosenzweig Date: Thu, 8 Aug 2019 07:10:24 -0700 Subject: [PATCH] panfrost: Wire up statistics for primitives GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN should now be handled. Signed-off-by: Alyssa Rosenzweig Reviewed-by: Boris Brezillon --- src/gallium/drivers/panfrost/pan_context.c | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/src/gallium/drivers/panfrost/pan_context.c b/src/gallium/drivers/panfrost/pan_context.c index 0b9360c0f63..661c1474cd5 100644 --- a/src/gallium/drivers/panfrost/pan_context.c +++ b/src/gallium/drivers/panfrost/pan_context.c @@ -38,6 +38,7 @@ #include "util/half_float.h" #include "util/u_helpers.h" #include "util/u_format.h" +#include "util/u_prim.h" #include "util/u_prim_restart.h" #include "indices/u_primconvert.h" #include "tgsi/tgsi_parse.h" @@ -234,6 +235,9 @@ panfrost_invalidate_frame(struct panfrost_context *ctx) /* XXX */ ctx->dirty |= PAN_DIRTY_SAMPLERS | PAN_DIRTY_TEXTURES; + + /* TODO: When does this need to be handled? */ + ctx->active_queries = true; } /* In practice, every field of these payloads should be configurable @@ -1560,6 +1564,26 @@ panfrost_scissor_culls_everything(struct panfrost_context *ctx) return (ss->minx == ss->maxx) || (ss->miny == ss->maxy); } +/* Count generated primitives (when there is no geom/tess shaders) for + * transform feedback */ + +static void +panfrost_statistics_record( + struct panfrost_context *ctx, + const struct pipe_draw_info *info) +{ + if (!ctx->active_queries) + return; + + uint32_t prims = u_prims_for_vertices(info->mode, info->count); + ctx->prims_generated += prims; + + if (ctx->streamout.num_targets <= 0) + return; + + ctx->tf_prims_generated += prims; +} + static void panfrost_draw_vbo( struct pipe_context *pipe, @@ -1646,6 +1670,8 @@ panfrost_draw_vbo( draw_flags |= 0x800; } + panfrost_statistics_record(ctx, info); + if (info->index_size) { /* Calculate the min/max index used so we can figure out how * many times to invoke the vertex shader */ -- 2.30.2