/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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.
#include "pipe/p_state.h"
+#include "util/u_debug.h"
+#include "lp_limits.h"
+
+
+enum lp_texture_usage
+{
+ LP_TEX_USAGE_READ = 100,
+ LP_TEX_USAGE_READ_WRITE,
+ LP_TEX_USAGE_WRITE_ALL
+};
struct pipe_context;
struct pipe_screen;
struct llvmpipe_context;
-struct llvmpipe_displaytarget;
+
+struct sw_displaytarget;
-struct llvmpipe_texture
+/**
+ * llvmpipe subclass of pipe_resource. A texture, drawing surface,
+ * vertex buffer, const buffer, etc.
+ * Textures are stored differently than other types of objects such as
+ * vertex buffers and const buffers.
+ * The latter are simple malloc'd blocks of memory.
+ */
+struct llvmpipe_resource
{
- struct pipe_texture base;
+ struct pipe_resource base;
- unsigned long level_offset[PIPE_MAX_TEXTURE_LEVELS];
- unsigned stride[PIPE_MAX_TEXTURE_LEVELS];
+ /** Row stride in bytes */
+ unsigned row_stride[LP_MAX_TEXTURE_LEVELS];
+ /** Image stride (for cube maps, array or 3D textures) in bytes */
+ unsigned img_stride[LP_MAX_TEXTURE_LEVELS];
+ /** Offset to start of mipmap level, in bytes */
+ unsigned mip_offsets[LP_MAX_TEXTURE_LEVELS];
+ /** allocated total size (for non-display target texture resources only) */
+ unsigned total_alloc_size;
/**
- * Display target, for textures with the PIPE_TEXTURE_USAGE_DISPLAY_TARGET
+ * Display target, for textures with the PIPE_BIND_DISPLAY_TARGET
* usage.
*/
- struct llvmpipe_displaytarget *dt;
+ struct sw_displaytarget *dt;
/**
* Malloc'ed data for regular textures, or a mapping to dt above.
*/
+ void *tex_data;
+
+ /**
+ * Data for non-texture resources.
+ */
void *data;
+ boolean userBuffer; /** Is this a user-space buffer? */
unsigned timestamp;
+
+ unsigned id; /**< temporary, for debugging */
+
+ unsigned sample_stride;
+#ifdef DEBUG
+ /** for linked list */
+ struct llvmpipe_resource *prev, *next;
+#endif
};
/** cast wrappers */
-static INLINE struct llvmpipe_texture *
-llvmpipe_texture(struct pipe_texture *pt)
+static inline struct llvmpipe_resource *
+llvmpipe_resource(struct pipe_resource *pt)
{
- return (struct llvmpipe_texture *) pt;
+ return (struct llvmpipe_resource *) pt;
}
-static INLINE const struct llvmpipe_texture *
-llvmpipe_texture_const(const struct pipe_texture *pt)
+static inline const struct llvmpipe_resource *
+llvmpipe_resource_const(const struct pipe_resource *pt)
{
- return (const struct llvmpipe_texture *) pt;
+ return (const struct llvmpipe_resource *) pt;
}
-static INLINE struct llvmpipe_transfer *
+static inline struct llvmpipe_transfer *
llvmpipe_transfer(struct pipe_transfer *pt)
{
return (struct llvmpipe_transfer *) pt;
}
+void llvmpipe_init_screen_resource_funcs(struct pipe_screen *screen);
+void llvmpipe_init_context_resource_funcs(struct pipe_context *pipe);
+
+
+static inline boolean
+llvmpipe_resource_is_texture(const struct pipe_resource *resource)
+{
+ switch (resource->target) {
+ case PIPE_BUFFER:
+ return FALSE;
+ case PIPE_TEXTURE_1D:
+ case PIPE_TEXTURE_1D_ARRAY:
+ case PIPE_TEXTURE_2D:
+ case PIPE_TEXTURE_2D_ARRAY:
+ case PIPE_TEXTURE_RECT:
+ case PIPE_TEXTURE_3D:
+ case PIPE_TEXTURE_CUBE:
+ case PIPE_TEXTURE_CUBE_ARRAY:
+ return TRUE;
+ default:
+ assert(0);
+ return FALSE;
+ }
+}
+
+
+static inline boolean
+llvmpipe_resource_is_1d(const struct pipe_resource *resource)
+{
+ switch (resource->target) {
+ case PIPE_BUFFER:
+ case PIPE_TEXTURE_1D:
+ case PIPE_TEXTURE_1D_ARRAY:
+ return TRUE;
+ case PIPE_TEXTURE_2D:
+ case PIPE_TEXTURE_2D_ARRAY:
+ case PIPE_TEXTURE_RECT:
+ case PIPE_TEXTURE_3D:
+ case PIPE_TEXTURE_CUBE:
+ case PIPE_TEXTURE_CUBE_ARRAY:
+ return FALSE;
+ default:
+ assert(0);
+ return FALSE;
+ }
+}
+
+
+static inline unsigned
+llvmpipe_layer_stride(struct pipe_resource *resource,
+ unsigned level)
+{
+ struct llvmpipe_resource *lpr = llvmpipe_resource(resource);
+ assert(level < LP_MAX_TEXTURE_2D_LEVELS);
+ return lpr->img_stride[level];
+}
+
+
+static inline unsigned
+llvmpipe_resource_stride(struct pipe_resource *resource,
+ unsigned level)
+{
+ struct llvmpipe_resource *lpr = llvmpipe_resource(resource);
+ assert(level < LP_MAX_TEXTURE_2D_LEVELS);
+ return lpr->row_stride[level];
+}
+
+static inline unsigned
+llvmpipe_sample_stride(struct pipe_resource *resource)
+{
+ struct llvmpipe_resource *lpr = llvmpipe_resource(resource);
+ return lpr->sample_stride;
+}
+
+void *
+llvmpipe_resource_map(struct pipe_resource *resource,
+ unsigned level,
+ unsigned layer,
+ enum lp_texture_usage tex_usage);
+
+void
+llvmpipe_resource_unmap(struct pipe_resource *resource,
+ unsigned level,
+ unsigned layer);
+
+
+void *
+llvmpipe_resource_data(struct pipe_resource *resource);
+
+
+unsigned
+llvmpipe_resource_size(const struct pipe_resource *resource);
+
+
+ubyte *
+llvmpipe_get_texture_image_address(struct llvmpipe_resource *lpr,
+ unsigned face_slice, unsigned level);
+
+
extern void
-llvmpipe_init_screen_texture_funcs(struct pipe_screen *screen);
+llvmpipe_print_resources(void);
+
+
+#define LP_UNREFERENCED 0
+#define LP_REFERENCED_FOR_READ (1 << 0)
+#define LP_REFERENCED_FOR_WRITE (1 << 1)
+
+unsigned int
+llvmpipe_is_resource_referenced( struct pipe_context *pipe,
+ struct pipe_resource *presource,
+ unsigned level);
+unsigned
+llvmpipe_get_format_alignment(enum pipe_format format);
+void *
+llvmpipe_transfer_map_ms( struct pipe_context *pipe,
+ struct pipe_resource *resource,
+ unsigned level,
+ unsigned usage,
+ unsigned sample,
+ const struct pipe_box *box,
+ struct pipe_transfer **transfer );
#endif /* LP_TEXTURE_H */
projects / mesa.git / blobdiff