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authorJosé Fonseca <jrfonseca@tungstengraphics.com>2008-02-15 17:35:24 +0900
committerJosé Fonseca <jrfonseca@tungstengraphics.com>2008-02-15 17:45:40 +0900
commitb642730be93149baa7556e5791393168ab396175 (patch)
tree67d174be5d4814261b93bc8b20c027a26d1c3d06 /src/gallium/include/pipe/p_context.h
parent4593be34b2a6e494f0e476c8aa8e1d2633fffd47 (diff)
Code reorganization: move files into their places.
This is in a separate commit to ensure renames are properly preserved.
Diffstat (limited to 'src/gallium/include/pipe/p_context.h')
-rw-r--r--src/gallium/include/pipe/p_context.h221
1 files changed, 221 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_context.h b/src/gallium/include/pipe/p_context.h
new file mode 100644
index 00000000000..39f95695fb6
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+++ b/src/gallium/include/pipe/p_context.h
@@ -0,0 +1,221 @@
+/**************************************************************************
+ *
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 (including the
+ * next paragraph) 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS 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.
+ *
+ **************************************************************************/
+
+#ifndef PIPE_CONTEXT_H
+#define PIPE_CONTEXT_H
+
+#include "p_state.h"
+
+
+struct pipe_state_cache;
+
+/* Opaque driver handles:
+ */
+struct pipe_query;
+
+/**
+ * Gallium rendering context. Basically:
+ * - state setting functions
+ * - VBO drawing functions
+ * - surface functions
+ * - device queries
+ */
+struct pipe_context {
+ struct pipe_winsys *winsys;
+
+ void *priv; /** context private data (for DRI for example) */
+
+ void (*destroy)( struct pipe_context * );
+
+ /*
+ * Queries
+ */
+ /** type is one of PIPE_SURFACE, PIPE_TEXTURE, etc. */
+ boolean (*is_format_supported)( struct pipe_context *pipe,
+ enum pipe_format format, uint type );
+
+ const char *(*get_name)( struct pipe_context *pipe );
+
+ const char *(*get_vendor)( struct pipe_context *pipe );
+
+ int (*get_param)( struct pipe_context *pipe, int param );
+ float (*get_paramf)( struct pipe_context *pipe, int param );
+
+
+ /*
+ * Drawing.
+ * Return false on fallbacks (temporary??)
+ */
+ boolean (*draw_arrays)( struct pipe_context *pipe,
+ unsigned mode, unsigned start, unsigned count);
+
+ boolean (*draw_elements)( struct pipe_context *pipe,
+ struct pipe_buffer *indexBuffer,
+ unsigned indexSize,
+ unsigned mode, unsigned start, unsigned count);
+
+
+ /**
+ * Query objects
+ */
+ struct pipe_query *(*create_query)( struct pipe_context *pipe,
+ unsigned query_type );
+
+ void (*destroy_query)(struct pipe_context *pipe,
+ struct pipe_query *q);
+
+ void (*begin_query)(struct pipe_context *pipe, struct pipe_query *q);
+ void (*end_query)(struct pipe_context *pipe, struct pipe_query *q);
+
+ boolean (*get_query_result)(struct pipe_context *pipe,
+ struct pipe_query *q,
+ boolean wait,
+ uint64 *result);
+
+ /*
+ * State functions
+ */
+ void * (*create_blend_state)(struct pipe_context *,
+ const struct pipe_blend_state *);
+ void (*bind_blend_state)(struct pipe_context *, void *);
+ void (*delete_blend_state)(struct pipe_context *, void *);
+
+ void * (*create_sampler_state)(struct pipe_context *,
+ const struct pipe_sampler_state *);
+ void (*bind_sampler_state)(struct pipe_context *, unsigned unit, void *);
+ void (*delete_sampler_state)(struct pipe_context *, void *);
+
+ void * (*create_rasterizer_state)(struct pipe_context *,
+ const struct pipe_rasterizer_state *);
+ void (*bind_rasterizer_state)(struct pipe_context *, void *);
+ void (*delete_rasterizer_state)(struct pipe_context *, void *);
+
+ void * (*create_depth_stencil_alpha_state)(struct pipe_context *,
+ const struct pipe_depth_stencil_alpha_state *);
+ void (*bind_depth_stencil_alpha_state)(struct pipe_context *, void *);
+ void (*delete_depth_stencil_alpha_state)(struct pipe_context *, void *);
+
+ void * (*create_fs_state)(struct pipe_context *,
+ const struct pipe_shader_state *);
+ void (*bind_fs_state)(struct pipe_context *, void *);
+ void (*delete_fs_state)(struct pipe_context *, void *);
+
+ void * (*create_vs_state)(struct pipe_context *,
+ const struct pipe_shader_state *);
+ void (*bind_vs_state)(struct pipe_context *, void *);
+ void (*delete_vs_state)(struct pipe_context *, void *);
+
+ /* The following look more properties than states.
+ * maybe combine a few of them into states or pass them
+ * in the bind calls to the state */
+ void (*set_blend_color)( struct pipe_context *,
+ const struct pipe_blend_color * );
+
+ void (*set_clip_state)( struct pipe_context *,
+ const struct pipe_clip_state * );
+
+ void (*set_constant_buffer)( struct pipe_context *,
+ uint shader, uint index,
+ const struct pipe_constant_buffer *buf );
+
+ void (*set_framebuffer_state)( struct pipe_context *,
+ const struct pipe_framebuffer_state * );
+
+ void (*set_polygon_stipple)( struct pipe_context *,
+ const struct pipe_poly_stipple * );
+
+ void (*set_scissor_state)( struct pipe_context *,
+ const struct pipe_scissor_state * );
+
+
+ /* Currently a sampler is constrained to sample from a single texture:
+ */
+ void (*set_sampler_texture)( struct pipe_context *,
+ unsigned sampler,
+ struct pipe_texture * );
+
+ void (*set_viewport_state)( struct pipe_context *,
+ const struct pipe_viewport_state * );
+
+ /*
+ * Vertex arrays
+ */
+ void (*set_vertex_buffer)( struct pipe_context *,
+ unsigned index,
+ const struct pipe_vertex_buffer * );
+
+ void (*set_vertex_element)( struct pipe_context *,
+ unsigned index,
+ const struct pipe_vertex_element * );
+
+
+ /*
+ * Surface functions
+ */
+
+ void (*surface_copy)(struct pipe_context *pipe,
+ unsigned do_flip, /*<< flip surface contents vertically */
+ struct pipe_surface *dest,
+ unsigned destx, unsigned desty,
+ struct pipe_surface *src, /* don't make this const -
+ need to map/unmap */
+ unsigned srcx, unsigned srcy,
+ unsigned width, unsigned height);
+
+ void (*surface_fill)(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height,
+ unsigned value);
+
+ void (*clear)(struct pipe_context *pipe,
+ struct pipe_surface *ps,
+ unsigned clearValue);
+
+
+ /*
+ * Texture functions
+ */
+ struct pipe_texture * (*texture_create)(struct pipe_context *pipe,
+ const struct pipe_texture *templat);
+
+ void (*texture_release)(struct pipe_context *pipe,
+ struct pipe_texture **pt);
+
+ /** Get a surface which is a "view" into a texture */
+ struct pipe_surface *(*get_tex_surface)(struct pipe_context *pipe,
+ struct pipe_texture *texture,
+ unsigned face, unsigned level,
+ unsigned zslice);
+
+ /* Flush rendering:
+ */
+ void (*flush)( struct pipe_context *pipe,
+ unsigned flags );
+};
+
+#endif /* PIPE_CONTEXT_H */