nir: Add a flag to lower_io to force "sample" interpolation

[mesa.git] / src / mesa / drivers / dri / i965 / intel_mipmap_tree.h

diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.h b/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
index c28fb3364f6dce3ae511b1e8950b698d8bbde6f8..2f1b8ebf0e1e86e3d829dd5d21ee78605f6437cb 100644 (file)
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
@@ -614,6 +614,18 @@ struct intel_mipmap_tree
     */
    struct intel_mipmap_tree *stencil_mt;
 
+   /**
+    * \brief Stencil texturing miptree for sampling from a stencil texture
+    *
+    * Some hardware doesn't support sampling from the stencil texture as
+    * required by the GL_ARB_stencil_texturing extenion. To workaround this we
+    * blit the texture into a new texture that can be sampled.
+    *
+    * \see intel_update_r8stencil()
+    */
+   struct intel_mipmap_tree *r8stencil_mt;
+   bool r8stencil_needs_update;
+
    /**
     * \brief MCS miptree.
     *
@@ -697,11 +709,8 @@ intel_miptree_supports_lossless_compressed(struct brw_context *brw,
 
 bool
 intel_miptree_alloc_non_msrt_mcs(struct brw_context *brw,
-                                 struct intel_mipmap_tree *mt);
-
-void
-intel_miptree_prepare_mcs(struct brw_context *brw,
-                          struct intel_mipmap_tree *mt);
+                                 struct intel_mipmap_tree *mt,
+                                 bool is_lossless_compressed);
 
 enum {
    MIPTREE_LAYOUT_ACCELERATED_UPLOAD       = 1 << 0,
@@ -797,6 +806,13 @@ intel_miptree_get_image_offset(const struct intel_mipmap_tree *mt,
                               GLuint level, GLuint slice,
                               GLuint *x, GLuint *y);
 
+enum isl_surf_dim
+get_isl_surf_dim(GLenum target);
+
+enum isl_dim_layout
+get_isl_dim_layout(const struct gen_device_info *devinfo, uint32_t tiling,
+                   GLenum target);
+
 void
 intel_miptree_get_isl_surf(struct brw_context *brw,
                            const struct intel_mipmap_tree *mt,
@@ -941,7 +957,7 @@ intel_miptree_used_for_rendering(struct intel_mipmap_tree *mt)
  */
 #define INTEL_MIPTREE_IGNORE_CCS_E (1 << 0)
 
-void
+bool
 intel_miptree_resolve_color(struct brw_context *brw,
                             struct intel_mipmap_tree *mt,
                             int flags);
@@ -955,6 +971,10 @@ intel_miptree_updownsample(struct brw_context *brw,
                            struct intel_mipmap_tree *src,
                            struct intel_mipmap_tree *dst);
 
+void
+intel_update_r8stencil(struct brw_context *brw,
+                       struct intel_mipmap_tree *mt);
+
 /**
  * Horizontal distance from one slice to the next in the two-dimensional
  * miptree layout.
@@ -999,7 +1019,7 @@ intel_miptree_unmap(struct brw_context *brw,
 
 void
 intel_hiz_exec(struct brw_context *brw, struct intel_mipmap_tree *mt,
-              unsigned int level, unsigned int layer, enum gen6_hiz_op op);
+              unsigned int level, unsigned int layer, enum blorp_hiz_op op);
 
 #ifdef __cplusplus
 }