Mesa (main): zink: flatten out draw templates a bit

GitLab Mirror gitlab-mirror at kemper.freedesktop.org
Mon Nov 8 22:04:20 UTC 2021


Module: Mesa
Branch: main
Commit: 8626949f0746147f68197971bab40db16ffd1be1
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8626949f0746147f68197971bab40db16ffd1be1

Author: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Date:   Fri Nov  5 10:15:00 2021 -0400

zink: flatten out draw templates a bit

having this be super granular was a neat idea, but really I don't care
even a little bit about a driver that's weirdly implementing *only*
dynamic vertex input or *only* dynamic state2

this massively cuts down the combinatorics and provides a more accurate
gauge of driver feature levels, since this is the general level of support
that they're likely to have

Reviewed-by: Adam Jackson <ajax at redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13715>

---

 src/gallium/drivers/zink/zink_context.h | 10 +---
 src/gallium/drivers/zink/zink_draw.cpp  | 96 ++++++++++++++++-----------------
 2 files changed, 46 insertions(+), 60 deletions(-)

diff --git a/src/gallium/drivers/zink/zink_context.h b/src/gallium/drivers/zink/zink_context.h
index a0ed22a1f58..8301e90241f 100644
--- a/src/gallium/drivers/zink/zink_context.h
+++ b/src/gallium/drivers/zink/zink_context.h
@@ -171,17 +171,9 @@ typedef enum {
 typedef enum {
    ZINK_NO_DYNAMIC_STATE,
    ZINK_DYNAMIC_STATE,
-} zink_dynamic_state;
-
-typedef enum {
-   ZINK_NO_DYNAMIC_STATE2,
    ZINK_DYNAMIC_STATE2,
-} zink_dynamic_state2;
-
-typedef enum {
-   ZINK_NO_DYNAMIC_VERTEX_INPUT,
    ZINK_DYNAMIC_VERTEX_INPUT,
-} zink_dynamic_vertex_input;
+} zink_dynamic_state;
 
 struct zink_context {
    struct pipe_context base;
diff --git a/src/gallium/drivers/zink/zink_draw.cpp b/src/gallium/drivers/zink/zink_draw.cpp
index c1bbe5d49ee..a80e37b67c0 100644
--- a/src/gallium/drivers/zink/zink_draw.cpp
+++ b/src/gallium/drivers/zink/zink_draw.cpp
@@ -120,7 +120,7 @@ barrier_draw_buffers(struct zink_context *ctx, const struct pipe_draw_info *dinf
    }
 }
 
-template <zink_dynamic_state HAS_DYNAMIC_STATE, zink_dynamic_vertex_input HAS_VERTEX_INPUT>
+template <zink_dynamic_state DYNAMIC_STATE>
 static void
 zink_bind_vertex_buffers(struct zink_batch *batch, struct zink_context *ctx)
 {
@@ -140,7 +140,7 @@ zink_bind_vertex_buffers(struct zink_batch *batch, struct zink_context *ctx)
       if (vb->buffer.resource) {
          buffers[i] = ctx->vbufs[buffer_id];
          assert(buffers[i]);
-         if (HAS_VERTEX_INPUT)
+         if (DYNAMIC_STATE == ZINK_DYNAMIC_VERTEX_INPUT)
             elems->hw_state.dynbindings[i].stride = vb->stride;
          buffer_offsets[i] = ctx->vbuf_offsets[buffer_id];
          buffer_strides[i] = vb->stride;
@@ -149,12 +149,12 @@ zink_bind_vertex_buffers(struct zink_batch *batch, struct zink_context *ctx)
          buffers[i] = zink_resource(ctx->dummy_vertex_buffer)->obj->buffer;
          buffer_offsets[i] = 0;
          buffer_strides[i] = 0;
-         if (HAS_VERTEX_INPUT)
+         if (DYNAMIC_STATE == ZINK_DYNAMIC_VERTEX_INPUT)
             elems->hw_state.dynbindings[i].stride = 0;
       }
    }
 
-   if (HAS_DYNAMIC_STATE && !HAS_VERTEX_INPUT)
+   if (DYNAMIC_STATE != ZINK_NO_DYNAMIC_STATE && DYNAMIC_STATE != ZINK_DYNAMIC_VERTEX_INPUT)
       VKCTX(CmdBindVertexBuffers2EXT)(batch->state->cmdbuf, 0,
                                           elems->hw_state.num_bindings,
                                           buffers, buffer_offsets, NULL, buffer_strides);
@@ -163,7 +163,7 @@ zink_bind_vertex_buffers(struct zink_batch *batch, struct zink_context *ctx)
                              elems->hw_state.num_bindings,
                              buffers, buffer_offsets);
 
-   if (HAS_VERTEX_INPUT)
+   if (DYNAMIC_STATE == ZINK_DYNAMIC_VERTEX_INPUT)
       VKCTX(CmdSetVertexInputEXT)(batch->state->cmdbuf,
                                       elems->hw_state.num_bindings, elems->hw_state.dynbindings,
                                       elems->hw_state.num_attribs, elems->hw_state.dynattribs);
@@ -448,8 +448,7 @@ hack_conditional_render(struct pipe_context *pctx,
    return true;
 }
 
-template <zink_multidraw HAS_MULTIDRAW, zink_dynamic_state HAS_DYNAMIC_STATE, zink_dynamic_state2 HAS_DYNAMIC_STATE2,
-          zink_dynamic_vertex_input HAS_VERTEX_INPUT, bool BATCH_CHANGED>
+template <zink_multidraw HAS_MULTIDRAW, zink_dynamic_state DYNAMIC_STATE, bool BATCH_CHANGED>
 void
 zink_draw_vbo(struct pipe_context *pctx,
               const struct pipe_draw_info *dinfo,
@@ -570,7 +569,7 @@ zink_draw_vbo(struct pipe_context *pctx,
       struct zink_resource *res = zink_resource(index_buffer);
       VKCTX(CmdBindIndexBuffer)(batch->state->cmdbuf, res->obj->buffer, index_offset, index_type[index_size >> 1]);
    }
-   if (!HAS_DYNAMIC_STATE2) {
+   if (DYNAMIC_STATE < ZINK_DYNAMIC_STATE2) {
       if (ctx->gfx_pipeline_state.primitive_restart != dinfo->primitive_restart)
          ctx->gfx_pipeline_state.dirty = true;
       ctx->gfx_pipeline_state.primitive_restart = dinfo->primitive_restart;
@@ -580,10 +579,10 @@ zink_draw_vbo(struct pipe_context *pctx,
       zink_emit_stream_output_targets(pctx);
 
    bool pipeline_changed = false;
-   if (!HAS_DYNAMIC_STATE)
+   if (DYNAMIC_STATE == ZINK_NO_DYNAMIC_STATE)
       pipeline_changed = update_gfx_pipeline<BATCH_CHANGED>(ctx, batch->state, mode);
 
-   if (BATCH_CHANGED || ctx->vp_state_changed || (!HAS_DYNAMIC_STATE && pipeline_changed)) {
+   if (BATCH_CHANGED || ctx->vp_state_changed || (DYNAMIC_STATE == ZINK_NO_DYNAMIC_STATE && pipeline_changed)) {
       VkViewport viewports[PIPE_MAX_VIEWPORTS];
       for (unsigned i = 0; i < ctx->vp_state.num_viewports; i++) {
          VkViewport viewport = {
@@ -598,12 +597,12 @@ zink_draw_vbo(struct pipe_context *pctx,
          };
          viewports[i] = viewport;
       }
-      if (HAS_DYNAMIC_STATE)
+      if (DYNAMIC_STATE != ZINK_NO_DYNAMIC_STATE)
          VKCTX(CmdSetViewportWithCountEXT)(batch->state->cmdbuf, ctx->vp_state.num_viewports, viewports);
       else
          VKCTX(CmdSetViewport)(batch->state->cmdbuf, 0, ctx->vp_state.num_viewports, viewports);
    }
-   if (BATCH_CHANGED || ctx->scissor_changed || ctx->vp_state_changed || (!HAS_DYNAMIC_STATE && pipeline_changed)) {
+   if (BATCH_CHANGED || ctx->scissor_changed || ctx->vp_state_changed || (DYNAMIC_STATE == ZINK_NO_DYNAMIC_STATE && pipeline_changed)) {
       VkRect2D scissors[PIPE_MAX_VIEWPORTS];
       if (ctx->rast_state->base.scissor) {
          for (unsigned i = 0; i < ctx->vp_state.num_viewports; i++) {
@@ -620,7 +619,7 @@ zink_draw_vbo(struct pipe_context *pctx,
             scissors[i].extent.height = ctx->fb_state.height;
          }
       }
-      if (HAS_DYNAMIC_STATE)
+      if (DYNAMIC_STATE != ZINK_NO_DYNAMIC_STATE)
          VKCTX(CmdSetScissorWithCountEXT)(batch->state->cmdbuf, ctx->vp_state.num_viewports, scissors);
       else
          VKCTX(CmdSetScissor)(batch->state->cmdbuf, 0, ctx->vp_state.num_viewports, scissors);
@@ -636,7 +635,7 @@ zink_draw_vbo(struct pipe_context *pctx,
       ctx->stencil_ref_changed = false;
    }
 
-   if (HAS_DYNAMIC_STATE && (BATCH_CHANGED || ctx->dsa_state_changed)) {
+   if (DYNAMIC_STATE != ZINK_NO_DYNAMIC_STATE && (BATCH_CHANGED || ctx->dsa_state_changed)) {
       VKCTX(CmdSetDepthBoundsTestEnableEXT)(batch->state->cmdbuf, dsa_state->hw_state.depth_bounds_test);
       if (dsa_state->hw_state.depth_bounds_test)
          VKCTX(CmdSetDepthBounds)(batch->state->cmdbuf,
@@ -674,7 +673,7 @@ zink_draw_vbo(struct pipe_context *pctx,
    ctx->dsa_state_changed = false;
 
    bool rast_state_changed = ctx->rast_state_changed;
-   if (HAS_DYNAMIC_STATE && (BATCH_CHANGED || rast_state_changed))
+   if (DYNAMIC_STATE != ZINK_NO_DYNAMIC_STATE && (BATCH_CHANGED || rast_state_changed))
       VKCTX(CmdSetFrontFaceEXT)(batch->state->cmdbuf, ctx->gfx_pipeline_state.dyn_state1.front_face);
    if ((BATCH_CHANGED || rast_state_changed) &&
        screen->info.have_EXT_line_rasterization && rast_state->base.line_stipple_enable)
@@ -716,7 +715,7 @@ zink_draw_vbo(struct pipe_context *pctx,
    }
    ctx->rast_state_changed = false;
 
-   if (HAS_DYNAMIC_STATE) {
+   if (DYNAMIC_STATE != ZINK_NO_DYNAMIC_STATE) {
       if (ctx->sample_locations_changed) {
          VkSampleLocationsInfoEXT loc;
          zink_init_vk_sample_locations(ctx, &loc);
@@ -732,7 +731,7 @@ zink_draw_vbo(struct pipe_context *pctx,
    ctx->blend_state_changed = false;
 
    if (BATCH_CHANGED || ctx->vertex_buffers_dirty)
-      zink_bind_vertex_buffers<HAS_DYNAMIC_STATE, HAS_VERTEX_INPUT>(batch, ctx);
+      zink_bind_vertex_buffers<DYNAMIC_STATE>(batch, ctx);
 
    zink_query_update_gs_states(ctx);
 
@@ -741,13 +740,13 @@ zink_draw_vbo(struct pipe_context *pctx,
       zink_select_draw_vbo(ctx);
    }
 
-   if (HAS_DYNAMIC_STATE) {
+   if (DYNAMIC_STATE != ZINK_NO_DYNAMIC_STATE) {
       update_gfx_pipeline<BATCH_CHANGED>(ctx, batch->state, mode);
       if (BATCH_CHANGED || mode_changed)
          VKCTX(CmdSetPrimitiveTopologyEXT)(batch->state->cmdbuf, zink_primitive_topology(mode));
    }
 
-   if (HAS_DYNAMIC_STATE2 && (BATCH_CHANGED || ctx->primitive_restart != dinfo->primitive_restart)) {
+   if (DYNAMIC_STATE >= ZINK_DYNAMIC_STATE2 && (BATCH_CHANGED || ctx->primitive_restart != dinfo->primitive_restart)) {
       VKCTX(CmdSetPrimitiveRestartEnableEXT)(batch->state->cmdbuf, dinfo->primitive_restart);
       ctx->primitive_restart = dinfo->primitive_restart;
    }
@@ -917,50 +916,34 @@ zink_launch_grid(struct pipe_context *pctx, const struct pipe_grid_info *info)
       pctx->flush(pctx, NULL, 0);
 }
 
-template <zink_multidraw HAS_MULTIDRAW, zink_dynamic_state HAS_DYNAMIC_STATE, zink_dynamic_state2 HAS_DYNAMIC_STATE2,
-          zink_dynamic_vertex_input HAS_VERTEX_INPUT, bool BATCH_CHANGED>
+template <zink_multidraw HAS_MULTIDRAW, zink_dynamic_state DYNAMIC_STATE, bool BATCH_CHANGED>
 static void
-init_batch_changed_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][2][2][2][2])
+init_batch_changed_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][4][2])
 {
-   draw_vbo_array[HAS_MULTIDRAW][HAS_DYNAMIC_STATE][HAS_DYNAMIC_STATE2][HAS_VERTEX_INPUT][BATCH_CHANGED] =
-   zink_draw_vbo<HAS_MULTIDRAW, HAS_DYNAMIC_STATE, HAS_DYNAMIC_STATE2, HAS_VERTEX_INPUT, BATCH_CHANGED>;
+   draw_vbo_array[HAS_MULTIDRAW][DYNAMIC_STATE][BATCH_CHANGED] =
+   zink_draw_vbo<HAS_MULTIDRAW, DYNAMIC_STATE, BATCH_CHANGED>;
 }
 
-template <zink_multidraw HAS_MULTIDRAW, zink_dynamic_state HAS_DYNAMIC_STATE, zink_dynamic_state2 HAS_DYNAMIC_STATE2,
-          zink_dynamic_vertex_input HAS_VERTEX_INPUT>
+template <zink_multidraw HAS_MULTIDRAW, zink_dynamic_state DYNAMIC_STATE>
 static void
-init_vertex_input_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][2][2][2][2])
+init_dynamic_state_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][4][2])
 {
-   init_batch_changed_functions<HAS_MULTIDRAW, HAS_DYNAMIC_STATE, HAS_DYNAMIC_STATE2, HAS_VERTEX_INPUT, false>(ctx, draw_vbo_array);
-   init_batch_changed_functions<HAS_MULTIDRAW, HAS_DYNAMIC_STATE, HAS_DYNAMIC_STATE2, HAS_VERTEX_INPUT, true>(ctx, draw_vbo_array);
-}
-
-template <zink_multidraw HAS_MULTIDRAW, zink_dynamic_state HAS_DYNAMIC_STATE, zink_dynamic_state2 HAS_DYNAMIC_STATE2>
-static void
-init_dynamic_state2_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][2][2][2][2])
-{
-   init_vertex_input_functions<HAS_MULTIDRAW, HAS_DYNAMIC_STATE, HAS_DYNAMIC_STATE2, ZINK_NO_DYNAMIC_VERTEX_INPUT>(ctx, draw_vbo_array);
-   init_vertex_input_functions<HAS_MULTIDRAW, HAS_DYNAMIC_STATE, HAS_DYNAMIC_STATE2, ZINK_DYNAMIC_VERTEX_INPUT>(ctx, draw_vbo_array);
-}
-
-template <zink_multidraw HAS_MULTIDRAW, zink_dynamic_state HAS_DYNAMIC_STATE>
-static void
-init_dynamic_state_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][2][2][2][2])
-{
-   init_dynamic_state2_functions<HAS_MULTIDRAW, HAS_DYNAMIC_STATE, ZINK_NO_DYNAMIC_STATE2>(ctx, draw_vbo_array);
-   init_dynamic_state2_functions<HAS_MULTIDRAW, HAS_DYNAMIC_STATE, ZINK_DYNAMIC_STATE2>(ctx, draw_vbo_array);
+   init_batch_changed_functions<HAS_MULTIDRAW, DYNAMIC_STATE, false>(ctx, draw_vbo_array);
+   init_batch_changed_functions<HAS_MULTIDRAW, DYNAMIC_STATE, true>(ctx, draw_vbo_array);
 }
 
 template <zink_multidraw HAS_MULTIDRAW>
 static void
-init_multidraw_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][2][2][2][2])
+init_multidraw_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][4][2])
 {
    init_dynamic_state_functions<HAS_MULTIDRAW, ZINK_NO_DYNAMIC_STATE>(ctx, draw_vbo_array);
    init_dynamic_state_functions<HAS_MULTIDRAW, ZINK_DYNAMIC_STATE>(ctx, draw_vbo_array);
+   init_dynamic_state_functions<HAS_MULTIDRAW, ZINK_DYNAMIC_STATE2>(ctx, draw_vbo_array);
+   init_dynamic_state_functions<HAS_MULTIDRAW, ZINK_DYNAMIC_VERTEX_INPUT>(ctx, draw_vbo_array);
 }
 
 static void
-init_all_draw_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][2][2][2][2])
+init_all_draw_functions(struct zink_context *ctx, pipe_draw_vbo_func draw_vbo_array[2][4][2])
 {
    init_multidraw_functions<ZINK_NO_MULTIDRAW>(ctx, draw_vbo_array);
    init_multidraw_functions<ZINK_MULTIDRAW>(ctx, draw_vbo_array);
@@ -1048,13 +1031,24 @@ extern "C"
 void
 zink_init_draw_functions(struct zink_context *ctx, struct zink_screen *screen)
 {
-   pipe_draw_vbo_func draw_vbo_array[2][2][2][2] //multidraw, dynamic state, dynamic state2, dynamic vertex input,
+   pipe_draw_vbo_func draw_vbo_array[2][4] //multidraw, zink_dynamic_state
                                     [2];   //batch changed
+   zink_dynamic_state dynamic;
+   if (screen->info.have_EXT_extended_dynamic_state) {
+      if (screen->info.have_EXT_extended_dynamic_state2) {
+         if (screen->info.have_EXT_vertex_input_dynamic_state)
+            dynamic = ZINK_DYNAMIC_VERTEX_INPUT;
+         else
+            dynamic = ZINK_DYNAMIC_STATE2;
+      } else {
+         dynamic = ZINK_DYNAMIC_STATE;
+      }
+   } else {
+      dynamic = ZINK_NO_DYNAMIC_STATE;
+   }
    init_all_draw_functions(ctx, draw_vbo_array);
    memcpy(ctx->draw_vbo, &draw_vbo_array[screen->info.have_EXT_multi_draw]
-                                        [screen->info.have_EXT_extended_dynamic_state]
-                                        [screen->info.have_EXT_extended_dynamic_state2]
-                                        [screen->info.have_EXT_vertex_input_dynamic_state],
+                                        [dynamic],
                                         sizeof(ctx->draw_vbo));
 
    /* Bind a fake draw_vbo, so that draw_vbo isn't NULL, which would skip



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