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/**********************************************************
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* Copyright 2008-2009 VMware, Inc. All rights reserved.
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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**********************************************************/
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#ifndef SVGA_SURFACE_H
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#define SVGA_SURFACE_H
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#include "pipe/p_compiler.h"
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#include "pipe/p_state.h"
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#include "util/u_inlines.h"
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#include "svga_screen_cache.h"
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struct svga_winsys_surface;
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enum SVGA3dSurfaceFormat;
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struct pipe_surface base;
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struct svga_host_surface_cache_key key;
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* Note that the handle may point at a secondary / backing resource
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* created by svga_texture_view_surface() which is something other
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* than svga_texture(base->texture)->handle.
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struct svga_winsys_surface *handle;
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SVGA3dRenderTargetViewId view_id;
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* As with 'handle' above, this may point to a secondary / backing resource.
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* We can't have one resource bound as both a render target and a shader
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* resource at the same time. But we sometimes want to do that, such as
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* for mipmap generation where we sample from one level and render into
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* In this situation, the backed surface is the render target while the
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* original surface is the shader resource.
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struct svga_surface *backed;
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unsigned age; /* timestamp when the backed resource is
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* synced with the original resource.
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svga_mark_surfaces_dirty(struct svga_context *svga);
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svga_propagate_surface(struct svga_context *svga, struct pipe_surface *surf,
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svga_propagate_rendertargets(struct svga_context *svga);
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svga_surface_needs_propagation(const struct pipe_surface *surf);
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struct svga_winsys_surface *
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svga_texture_view_surface(struct svga_context *svga,
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struct svga_texture *tex,
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SVGA3dSurfaceAllFlags flags,
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SVGA3dSurfaceFormat format,
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struct svga_host_surface_cache_key *key); /* OUT */
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svga_texture_copy_region(struct svga_context *svga,
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struct svga_winsys_surface *src_handle,
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unsigned srcSubResource,
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unsigned src_x, unsigned src_y, unsigned src_z,
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struct svga_winsys_surface *dst_handle,
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unsigned dstSubResource,
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unsigned dst_x, unsigned dst_y, unsigned dst_z,
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unsigned width, unsigned height, unsigned depth);
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svga_texture_copy_handle(struct svga_context *svga,
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struct svga_winsys_surface *src_handle,
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unsigned src_x, unsigned src_y, unsigned src_z,
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unsigned src_level, unsigned src_face,
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struct svga_winsys_surface *dst_handle,
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unsigned dst_x, unsigned dst_y, unsigned dst_z,
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unsigned dst_level, unsigned dst_face,
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unsigned width, unsigned height, unsigned depth);
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static inline struct svga_surface *
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svga_surface(struct pipe_surface *surface)
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return (struct svga_surface *)surface;
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static inline const struct svga_surface *
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svga_surface_const(const struct pipe_surface *surface)
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return (const struct svga_surface *)surface;
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struct pipe_surface *
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svga_validate_surface_view(struct svga_context *svga, struct svga_surface *s);
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static inline SVGA3dResourceType
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svga_resource_type(enum pipe_texture_target target)
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return SVGA3D_RESOURCE_BUFFER;
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case PIPE_TEXTURE_1D:
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case PIPE_TEXTURE_1D_ARRAY:
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return SVGA3D_RESOURCE_TEXTURE1D;
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case PIPE_TEXTURE_RECT:
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case PIPE_TEXTURE_2D:
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case PIPE_TEXTURE_2D_ARRAY:
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case PIPE_TEXTURE_CUBE:
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case PIPE_TEXTURE_CUBE_ARRAY:
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/* drawing to cube map is treated as drawing to 2D array */
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return SVGA3D_RESOURCE_TEXTURE2D;
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case PIPE_TEXTURE_3D:
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return SVGA3D_RESOURCE_TEXTURE3D;
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assert(!"Unexpected texture target");
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return SVGA3D_RESOURCE_TEXTURE2D;