draw/llvmpipe: replace DRAW_MAX_TEXTURE_LEVELS with PIPE_MAX_TEXTURE_LEVELS
[mesa.git] / src / gallium / drivers / llvmpipe / lp_state_sampler.c
index bda9c138d52291e21975271154f3ee992bffa07b..1dd866195d336e4d6956e854ed1f3e79b38af8a5 100644 (file)
 #include "draw/draw_context.h"
 
 #include "lp_context.h"
-#include "lp_context.h"
+#include "lp_screen.h"
 #include "lp_state.h"
-#include "lp_texture.h"
-#include "lp_tex_cache.h"
-#include "draw/draw_context.h"
+#include "lp_debug.h"
+#include "state_tracker/sw_winsys.h"
 
 
-
-void *
+static void *
 llvmpipe_create_sampler_state(struct pipe_context *pipe,
                               const struct pipe_sampler_state *sampler)
 {
-   return mem_dup(sampler, sizeof(*sampler));
+   struct pipe_sampler_state *state = mem_dup(sampler, sizeof *sampler);
+
+   if (LP_PERF & PERF_NO_MIP_LINEAR) {
+      if (state->min_mip_filter == PIPE_TEX_MIPFILTER_LINEAR)
+        state->min_mip_filter = PIPE_TEX_MIPFILTER_NEAREST;
+   }
+
+   if (LP_PERF & PERF_NO_MIPMAPS)
+      state->min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
+
+   if (LP_PERF & PERF_NO_LINEAR) {
+      state->mag_img_filter = PIPE_TEX_FILTER_NEAREST;
+      state->min_img_filter = PIPE_TEX_FILTER_NEAREST;
+   }
+
+   return state;
 }
 
 
-void
+static void
 llvmpipe_bind_sampler_states(struct pipe_context *pipe,
                              unsigned num, void **sampler)
 {
@@ -78,7 +91,7 @@ llvmpipe_bind_sampler_states(struct pipe_context *pipe,
 }
 
 
-void
+static void
 llvmpipe_bind_vertex_sampler_states(struct pipe_context *pipe,
                                     unsigned num_samplers,
                                     void **samplers)
@@ -102,13 +115,25 @@ llvmpipe_bind_vertex_sampler_states(struct pipe_context *pipe,
 
    llvmpipe->num_vertex_samplers = num_samplers;
 
+   draw_set_samplers(llvmpipe->draw,
+                     llvmpipe->vertex_samplers,
+                     llvmpipe->num_vertex_samplers);
+
    llvmpipe->dirty |= LP_NEW_SAMPLER;
 }
 
 
-void
-llvmpipe_set_sampler_textures(struct pipe_context *pipe,
-                              unsigned num, struct pipe_texture **texture)
+static void
+llvmpipe_bind_geometry_sampler_states(struct pipe_context *pipe,
+                                      unsigned num, void **sampler)
+{
+   /* XXX: implementation missing */
+}
+
+static void
+llvmpipe_set_fragment_sampler_views(struct pipe_context *pipe,
+                                    unsigned num,
+                                    struct pipe_sampler_view **views)
 {
    struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
    uint i;
@@ -116,67 +141,95 @@ llvmpipe_set_sampler_textures(struct pipe_context *pipe,
    assert(num <= PIPE_MAX_SAMPLERS);
 
    /* Check for no-op */
-   if (num == llvmpipe->num_textures &&
-       !memcmp(llvmpipe->texture, texture, num * sizeof(struct pipe_texture *)))
+   if (num == llvmpipe->num_fragment_sampler_views &&
+       !memcmp(llvmpipe->fragment_sampler_views, views, num * sizeof(struct pipe_sampler_view *)))
       return;
 
    draw_flush(llvmpipe->draw);
 
    for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
-      struct pipe_texture *tex = i < num ? texture[i] : NULL;
-
-      pipe_texture_reference(&llvmpipe->texture[i], tex);
-      lp_tex_tile_cache_set_texture(llvmpipe->tex_cache[i], tex);
-
-      if(tex) {
-         struct llvmpipe_texture *lp_tex = llvmpipe_texture(tex);
-         struct lp_jit_texture *jit_tex = &llvmpipe->jit_context.textures[i];
-         jit_tex->width = tex->width0;
-         jit_tex->height = tex->height0;
-         jit_tex->stride = lp_tex->stride[0];
-         if(!lp_tex->dt)
-            jit_tex->data = lp_tex->data;
-      }
+      struct pipe_sampler_view *view = i < num ? views[i] : NULL;
+
+      pipe_sampler_view_reference(&llvmpipe->fragment_sampler_views[i], view);
    }
 
-   llvmpipe->num_textures = num;
+   llvmpipe->num_fragment_sampler_views = num;
 
-   llvmpipe->dirty |= LP_NEW_TEXTURE;
+   llvmpipe->dirty |= LP_NEW_SAMPLER_VIEW;
 }
 
 
-void
-llvmpipe_set_vertex_sampler_textures(struct pipe_context *pipe,
-                                     unsigned num_textures,
-                                     struct pipe_texture **textures)
+static void
+llvmpipe_set_vertex_sampler_views(struct pipe_context *pipe,
+                                  unsigned num,
+                                  struct pipe_sampler_view **views)
 {
    struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
    uint i;
 
-   assert(num_textures <= PIPE_MAX_VERTEX_SAMPLERS);
+   assert(num <= PIPE_MAX_VERTEX_SAMPLERS);
 
    /* Check for no-op */
-   if (num_textures == llvmpipe->num_vertex_textures &&
-       !memcmp(llvmpipe->vertex_textures, textures, num_textures * sizeof(struct pipe_texture *))) {
+   if (num == llvmpipe->num_vertex_sampler_views &&
+       !memcmp(llvmpipe->vertex_sampler_views, views, num * sizeof(struct pipe_sampler_view *))) {
       return;
    }
 
    draw_flush(llvmpipe->draw);
 
    for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
-      struct pipe_texture *tex = i < num_textures ? textures[i] : NULL;
+      struct pipe_sampler_view *view = i < num ? views[i] : NULL;
 
-      pipe_texture_reference(&llvmpipe->vertex_textures[i], tex);
-      lp_tex_tile_cache_set_texture(llvmpipe->vertex_tex_cache[i], tex);
+      pipe_sampler_view_reference(&llvmpipe->vertex_sampler_views[i], view);
    }
 
-   llvmpipe->num_vertex_textures = num_textures;
+   llvmpipe->num_vertex_sampler_views = num;
+
+   draw_set_sampler_views(llvmpipe->draw,
+                          llvmpipe->vertex_sampler_views,
+                          llvmpipe->num_vertex_sampler_views);
 
-   llvmpipe->dirty |= LP_NEW_TEXTURE;
+   llvmpipe->dirty |= LP_NEW_SAMPLER_VIEW;
 }
 
 
-void
+static void
+llvmpipe_set_geometry_sampler_views(struct pipe_context *pipe,
+                                    unsigned num,
+                                    struct pipe_sampler_view **views)
+{
+   /*XXX: implementation missing */
+}
+
+static struct pipe_sampler_view *
+llvmpipe_create_sampler_view(struct pipe_context *pipe,
+                            struct pipe_resource *texture,
+                            const struct pipe_sampler_view *templ)
+{
+   struct pipe_sampler_view *view = CALLOC_STRUCT(pipe_sampler_view);
+
+   if (view) {
+      *view = *templ;
+      view->reference.count = 1;
+      view->texture = NULL;
+      pipe_resource_reference(&view->texture, texture);
+      view->context = pipe;
+   }
+
+   return view;
+}
+
+
+static void
+llvmpipe_sampler_view_destroy(struct pipe_context *pipe,
+                              struct pipe_sampler_view *view)
+{
+   pipe_resource_reference(&view->texture, NULL);
+   FREE(view);
+}
+
+
+static void
 llvmpipe_delete_sampler_state(struct pipe_context *pipe,
                               void *sampler)
 {
@@ -184,4 +237,89 @@ llvmpipe_delete_sampler_state(struct pipe_context *pipe,
 }
 
 
+/**
+ * Called during state validation when LP_NEW_SAMPLER_VIEW is set.
+ */
+void
+llvmpipe_prepare_vertex_sampling(struct llvmpipe_context *lp,
+                                 unsigned num,
+                                 struct pipe_sampler_view **views)
+{
+   unsigned i;
+   uint32_t row_stride[PIPE_MAX_TEXTURE_LEVELS];
+   uint32_t img_stride[PIPE_MAX_TEXTURE_LEVELS];
+   const void *data[PIPE_MAX_TEXTURE_LEVELS];
 
+   assert(num <= PIPE_MAX_VERTEX_SAMPLERS);
+   if (!num)
+      return;
+
+   for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++) {
+      struct pipe_sampler_view *view = i < num ? views[i] : NULL;
+
+      if (view) {
+         struct pipe_resource *tex = view->texture;
+         struct llvmpipe_resource *lp_tex = llvmpipe_resource(tex);
+
+         /* We're referencing the texture's internal data, so save a
+          * reference to it.
+          */
+         pipe_resource_reference(&lp->mapped_vs_tex[i], tex);
+
+         if (!lp_tex->dt) {
+            /* regular texture - setup array of mipmap level pointers */
+            int j;
+            for (j = 0; j <= tex->last_level; j++) {
+               data[j] =
+                  llvmpipe_get_texture_image_all(lp_tex, j, LP_TEX_USAGE_READ,
+                                                 LP_TEX_LAYOUT_LINEAR);
+               row_stride[j] = lp_tex->row_stride[j];
+               img_stride[j] = lp_tex->img_stride[j];
+            }
+         }
+         else {
+            /* display target texture/surface */
+            /*
+             * XXX: Where should this be unmapped?
+             */
+            struct llvmpipe_screen *screen = llvmpipe_screen(tex->screen);
+            struct sw_winsys *winsys = screen->winsys;
+            data[0] = winsys->displaytarget_map(winsys, lp_tex->dt,
+                                                PIPE_TRANSFER_READ);
+            row_stride[0] = lp_tex->row_stride[0];
+            img_stride[0] = lp_tex->img_stride[0];
+            assert(data[0]);
+         }
+         draw_set_mapped_texture(lp->draw,
+                                 i,
+                                 tex->width0, tex->height0, tex->depth0,
+                                 tex->last_level,
+                                 row_stride, img_stride, data);
+      }
+   }
+}
+
+void
+llvmpipe_cleanup_vertex_sampling(struct llvmpipe_context *ctx)
+{
+   unsigned i;
+   for (i = 0; i < Elements(ctx->mapped_vs_tex); i++) {
+      pipe_resource_reference(&ctx->mapped_vs_tex[i], NULL);
+   }
+}
+
+void
+llvmpipe_init_sampler_funcs(struct llvmpipe_context *llvmpipe)
+{
+   llvmpipe->pipe.create_sampler_state = llvmpipe_create_sampler_state;
+
+   llvmpipe->pipe.bind_fragment_sampler_states  = llvmpipe_bind_sampler_states;
+   llvmpipe->pipe.bind_vertex_sampler_states  = llvmpipe_bind_vertex_sampler_states;
+   llvmpipe->pipe.bind_geometry_sampler_states  = llvmpipe_bind_geometry_sampler_states;
+   llvmpipe->pipe.set_fragment_sampler_views = llvmpipe_set_fragment_sampler_views;
+   llvmpipe->pipe.set_vertex_sampler_views = llvmpipe_set_vertex_sampler_views;
+   llvmpipe->pipe.set_geometry_sampler_views = llvmpipe_set_geometry_sampler_views;
+   llvmpipe->pipe.create_sampler_view = llvmpipe_create_sampler_view;
+   llvmpipe->pipe.sampler_view_destroy = llvmpipe_sampler_view_destroy;
+   llvmpipe->pipe.delete_sampler_state = llvmpipe_delete_sampler_state;
+}