ilo: add ilo_state_surface

We want to replace ilo_view_surface with ilo_state_surface.
2015-05-14 09:46:42 +08:00
parent b91250a56b
commit f5f2007322
3 changed files with 1297 additions and 0 deletions
@@ -23,6 +23,8 @@ C_SOURCES := \
 	core/ilo_state_3d.h \
 	core/ilo_state_3d_bottom.c \
 	core/ilo_state_3d_top.c \
+	core/ilo_state_surface.c \
+	core/ilo_state_surface.h \
 	core/ilo_state_zs.c \
 	core/ilo_state_zs.h \
 	core/intel_winsys.h \
@@ -0,0 +1,116 @@
+/*
+ * Mesa 3-D graphics library
+ *
+ * Copyright (C) 2015 LunarG, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Chia-I Wu <olv@lunarg.com>
+ */
+
+#ifndef ILO_STATE_SURFACE_H
+#define ILO_STATE_SURFACE_H
+
+#include "genhw/genhw.h"
+#include "intel_winsys.h"
+
+#include "ilo_core.h"
+#include "ilo_dev.h"
+
+struct ilo_buffer;
+struct ilo_image;
+
+enum ilo_state_surface_access {
+   ILO_STATE_SURFACE_ACCESS_SAMPLER,      /* sampling engine surfaces */
+   ILO_STATE_SURFACE_ACCESS_DP_RENDER,    /* render target surfaces */
+   ILO_STATE_SURFACE_ACCESS_DP_TYPED,     /* typed surfaces */
+   ILO_STATE_SURFACE_ACCESS_DP_UNTYPED,   /* untyped surfaces */
+   ILO_STATE_SURFACE_ACCESS_DP_DATA,
+   ILO_STATE_SURFACE_ACCESS_DP_SVB,
+};
+
+struct ilo_state_surface_buffer_info {
+   const struct ilo_buffer *buf;
+
+   enum ilo_state_surface_access access;
+
+   enum gen_surface_format format;
+   uint8_t format_size;
+
+   bool readonly;
+   uint16_t struct_size;
+
+   uint32_t offset;
+   uint32_t size;
+};
+
+struct ilo_state_surface_image_info {
+   const struct ilo_image *img;
+
+   enum ilo_state_surface_access access;
+
+   enum gen_surface_format format;
+   bool is_integer;
+
+   bool readonly;
+   bool is_cube_map;
+   bool is_array;
+
+   uint8_t level_base;
+   uint8_t level_count;
+   uint16_t slice_base;
+   uint16_t slice_count;
+};
+
+struct ilo_state_surface {
+   uint32_t surface[13];
+
+   enum gen_surface_type type;
+   uint8_t min_lod;
+   uint8_t mip_count;
+   bool is_integer;
+
+   bool readonly;
+   bool scanout;
+
+   /* managed by users */
+   struct intel_bo *bo;
+};
+
+bool
+ilo_state_surface_init_for_null(struct ilo_state_surface *surf,
+                                const struct ilo_dev *dev);
+
+bool
+ilo_state_surface_init_for_buffer(struct ilo_state_surface *surf,
+                                  const struct ilo_dev *dev,
+                                  const struct ilo_state_surface_buffer_info *info);
+
+bool
+ilo_state_surface_init_for_image(struct ilo_state_surface *surf,
+                                 const struct ilo_dev *dev,
+                                 const struct ilo_state_surface_image_info *info);
+
+bool
+ilo_state_surface_set_scs(struct ilo_state_surface *surf,
+                          const struct ilo_dev *dev,
+                          enum gen_surface_scs rgba[4]);
+
+#endif /* ILO_STATE_SURFACE_H */