110 lines
4.1 KiB
C
110 lines
4.1 KiB
C
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#ifndef U_TRANSFER_H
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#define U_TRANSFER_H
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/* Fallback implementations for inline read/writes which just go back
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* to the regular transfer behaviour.
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*/
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#include "pipe/p_state.h"
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struct pipe_context;
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struct winsys_handle;
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boolean u_default_resource_get_handle(struct pipe_screen *screen,
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struct pipe_resource *resource,
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struct winsys_handle *handle);
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void u_default_transfer_inline_write( struct pipe_context *pipe,
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struct pipe_resource *resource,
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unsigned level,
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unsigned usage,
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const struct pipe_box *box,
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const void *data,
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unsigned stride,
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unsigned layer_stride);
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void u_default_transfer_flush_region( struct pipe_context *pipe,
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struct pipe_transfer *transfer,
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const struct pipe_box *box);
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void u_default_transfer_unmap( struct pipe_context *pipe,
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struct pipe_transfer *transfer );
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/* Useful helper to allow >1 implementation of resource functionality
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* to exist in a single driver. This is intended to be transitionary!
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*/
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struct u_resource_vtbl {
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boolean (*resource_get_handle)(struct pipe_screen *,
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struct pipe_resource *tex,
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struct winsys_handle *handle);
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void (*resource_destroy)(struct pipe_screen *,
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struct pipe_resource *pt);
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void *(*transfer_map)(struct pipe_context *,
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struct pipe_resource *resource,
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unsigned level,
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unsigned usage,
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const struct pipe_box *,
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struct pipe_transfer **);
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void (*transfer_flush_region)( struct pipe_context *,
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struct pipe_transfer *transfer,
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const struct pipe_box *);
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void (*transfer_unmap)( struct pipe_context *,
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struct pipe_transfer *transfer );
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void (*transfer_inline_write)( struct pipe_context *pipe,
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struct pipe_resource *resource,
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unsigned level,
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unsigned usage,
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const struct pipe_box *box,
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const void *data,
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unsigned stride,
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unsigned layer_stride);
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};
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struct u_resource {
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struct pipe_resource b;
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const struct u_resource_vtbl *vtbl;
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};
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boolean u_resource_get_handle_vtbl(struct pipe_screen *screen,
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struct pipe_resource *resource,
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struct winsys_handle *handle);
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void u_resource_destroy_vtbl(struct pipe_screen *screen,
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struct pipe_resource *resource);
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void *u_transfer_map_vtbl(struct pipe_context *context,
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struct pipe_resource *resource,
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unsigned level,
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unsigned usage,
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const struct pipe_box *box,
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struct pipe_transfer **transfer);
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void u_transfer_flush_region_vtbl( struct pipe_context *pipe,
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struct pipe_transfer *transfer,
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const struct pipe_box *box);
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void u_transfer_unmap_vtbl( struct pipe_context *rm_ctx,
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struct pipe_transfer *transfer );
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void u_transfer_inline_write_vtbl( struct pipe_context *rm_ctx,
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struct pipe_resource *resource,
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unsigned level,
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unsigned usage,
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const struct pipe_box *box,
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const void *data,
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unsigned stride,
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unsigned layer_stride);
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#endif
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