etnaviv: gallium driver for Vivante GPUs
[mesa.git] / src / gallium / drivers / ilo / ilo_blit.h
index 61fa322c9f523bcf3b0aff3ff23c090ffaad08d5..008dd46a73c6005b36a395ca6b2b4a4e84302d01 100644 (file)
 
 #include "ilo_common.h"
 #include "ilo_context.h"
-#include "ilo_gpe.h"
+#include "ilo_state.h"
 #include "ilo_resource.h"
 
-struct ilo_context;
-
 void
 ilo_blit_resolve_slices_for_hiz(struct ilo_context *ilo,
                                 struct pipe_resource *res, unsigned level,
                                 unsigned first_slice, unsigned num_slices,
-                                unsigned flags);
+                                unsigned resolve_flags);
 
 static inline void
 ilo_blit_resolve_slices(struct ilo_context *ilo,
                         struct pipe_resource *res, unsigned level,
                         unsigned first_slice, unsigned num_slices,
-                        unsigned flags)
+                        unsigned resolve_flags)
 {
    struct ilo_texture *tex;
-   unsigned flag_mask;
+   unsigned slice_mask;
 
    if (res->target == PIPE_BUFFER)
       return;
@@ -60,41 +58,32 @@ ilo_blit_resolve_slices(struct ilo_context *ilo,
     * As it is only used to resolve HiZ right now, return early when there is
     * no HiZ.
     */
-   if (!ilo_texture_can_enable_hiz(tex, level, first_slice, num_slices))
+   if (tex->image.aux.type != ILO_IMAGE_AUX_HIZ ||
+       !ilo_image_can_enable_aux(&tex->image, level))
       return;
 
-   /*
-    * flags may be
-    *
-    *  - ILO_TEXTURE_CPU_{READ,WRITE} (transfer)
-    *  - ILO_TEXTURE_BLT_{READ,WRITE} (BLT copy or clear)
-    *  - ILO_TEXTURE_RENDER_{READ,WRITE} (sample or render)
-    *  - ILO_TEXTURE_CLEAR
-    *
-    * It is assumed there is at most one writer, and that readers read before
-    * writers write.
-    */
-   if (ilo_texture_can_enable_hiz(tex, level, first_slice, num_slices)) {
+   if (tex->image.aux.type == ILO_IMAGE_AUX_HIZ &&
+       ilo_image_can_enable_aux(&tex->image, level)) {
       ilo_blit_resolve_slices_for_hiz(ilo, res, level,
-            first_slice, num_slices, flags);
+            first_slice, num_slices, resolve_flags);
    }
 
-   /* clear writers and clear state that are not set */
-   flag_mask =
+   slice_mask =
       ILO_TEXTURE_CPU_WRITE |
       ILO_TEXTURE_BLT_WRITE |
       ILO_TEXTURE_RENDER_WRITE;
-   if (flags & flag_mask)
-      flag_mask |= ILO_TEXTURE_CLEAR;
+   /* when there is a new writer, we may need to clear ILO_TEXTURE_CLEAR */
+   if (resolve_flags & slice_mask)
+      slice_mask |= ILO_TEXTURE_CLEAR;
 
    ilo_texture_set_slice_flags(tex, level,
-         first_slice, num_slices, flag_mask, flags);
+         first_slice, num_slices, slice_mask, resolve_flags);
 }
 
 static inline void
 ilo_blit_resolve_resource(struct ilo_context *ilo,
                           struct pipe_resource *res,
-                          unsigned flags)
+                          unsigned resolve_flags)
 {
    unsigned lv;
 
@@ -102,14 +91,14 @@ ilo_blit_resolve_resource(struct ilo_context *ilo,
       const unsigned num_slices = (res->target == PIPE_TEXTURE_3D) ?
          u_minify(res->depth0, lv) : res->array_size;
 
-      ilo_blit_resolve_slices(ilo, res, lv, 0, num_slices, flags);
+      ilo_blit_resolve_slices(ilo, res, lv, 0, num_slices, resolve_flags);
    }
 }
 
 static inline void
 ilo_blit_resolve_surface(struct ilo_context *ilo,
                          struct pipe_surface *surf,
-                         unsigned flags)
+                         unsigned resolve_flags)
 {
    if (surf->texture->target == PIPE_BUFFER)
       return;
@@ -117,32 +106,32 @@ ilo_blit_resolve_surface(struct ilo_context *ilo,
    ilo_blit_resolve_slices(ilo, surf->texture,
          surf->u.tex.level, surf->u.tex.first_layer,
          surf->u.tex.last_layer - surf->u.tex.first_layer + 1,
-         flags);
+         resolve_flags);
 }
 
 static inline void
 ilo_blit_resolve_transfer(struct ilo_context *ilo,
                           const struct pipe_transfer *xfer)
 {
-   unsigned flags = 0;
+   unsigned resolve_flags = 0;
 
    if (xfer->resource->target == PIPE_BUFFER)
       return;
 
    if (xfer->usage & PIPE_TRANSFER_READ)
-      flags |= ILO_TEXTURE_CPU_READ;
+      resolve_flags |= ILO_TEXTURE_CPU_READ;
    if (xfer->usage & PIPE_TRANSFER_WRITE)
-      flags |= ILO_TEXTURE_CPU_WRITE;
+      resolve_flags |= ILO_TEXTURE_CPU_WRITE;
 
    ilo_blit_resolve_slices(ilo, xfer->resource, xfer->level,
-         xfer->box.z, xfer->box.depth, flags);
+         xfer->box.z, xfer->box.depth, resolve_flags);
 }
 
 static inline void
 ilo_blit_resolve_view(struct ilo_context *ilo,
                       const struct pipe_sampler_view *view)
 {
-   const unsigned flags = ILO_TEXTURE_RENDER_READ;
+   const unsigned resolve_flags = ILO_TEXTURE_RENDER_READ;
    unsigned lv;
 
    if (view->texture->target == PIPE_BUFFER)
@@ -161,26 +150,30 @@ ilo_blit_resolve_view(struct ilo_context *ilo,
       }
 
       ilo_blit_resolve_slices(ilo, view->texture,
-            lv, first_slice, num_slices, flags);
+            lv, first_slice, num_slices, resolve_flags);
    }
 }
 
 static inline void
 ilo_blit_resolve_framebuffer(struct ilo_context *ilo)
 {
-   const struct pipe_framebuffer_state *fb = &ilo->fb.state;
+   struct ilo_state_vector *vec = &ilo->state_vector;
+   const struct pipe_framebuffer_state *fb = &vec->fb.state;
    unsigned sh, i;
 
    /* Not all bound views are sampled by the shaders.  How do we tell? */
-   for (sh = 0; sh < Elements(ilo->view); sh++) {
-      for (i = 0; i < ilo->view[sh].count; i++) {
-         if (ilo->view[sh].states[i])
-            ilo_blit_resolve_view(ilo, ilo->view[sh].states[i]);
+   for (sh = 0; sh < ARRAY_SIZE(vec->view); sh++) {
+      for (i = 0; i < vec->view[sh].count; i++) {
+         if (vec->view[sh].states[i])
+            ilo_blit_resolve_view(ilo, vec->view[sh].states[i]);
       }
    }
 
-   for (i = 0; i < fb->nr_cbufs; i++)
-      ilo_blit_resolve_surface(ilo, fb->cbufs[i], ILO_TEXTURE_RENDER_WRITE);
+   for (i = 0; i < fb->nr_cbufs; i++) {
+      struct pipe_surface *surf = fb->cbufs[i];
+      if (surf)
+         ilo_blit_resolve_surface(ilo, surf, ILO_TEXTURE_RENDER_WRITE);
+   }
 
    if (fb->zsbuf)
       ilo_blit_resolve_surface(ilo, fb->zsbuf, ILO_TEXTURE_RENDER_WRITE);