#ifndef PIPE_CONTEXT_H
#define PIPE_CONTEXT_H
-#include "mtypes.h"
+#include "p_state.h"
-/* Kludge:
- */
-extern struct pipe_context *softpipe_create( void );
-
-/* Drawing currently kludged up via the existing tnl/ module.
- */
-struct vertex_buffer;
+struct pipe_state_cache;
/**
- * Software pipeline rendering context. Basically a collection of
- * state setting functions, plus VBO drawing entrypoint.
+ * 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 * );
/*
- * Drawing
+ * Queries
*/
- void (*draw_vb)( struct pipe_context *pipe,
- struct vertex_buffer *VB );
+ boolean (*is_format_supported)( struct pipe_context *pipe,
+ uint format );
+
+ 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 );
+
/*
- * State functions
+ * Drawing.
+ * Return false on fallbacks (temporary??)
*/
- void (*set_alpha_test_state)( struct pipe_context *,
- const struct pipe_alpha_test_state * );
+ boolean (*draw_arrays)( struct pipe_context *pipe,
+ unsigned mode, unsigned start, unsigned count);
+
+ boolean (*draw_elements)( struct pipe_context *pipe,
+ struct pipe_buffer_handle *indexBuffer,
+ unsigned indexSize,
+ unsigned mode, unsigned start, unsigned count);
- void (*set_blend_state)( struct pipe_context *,
- const struct pipe_blend_state * );
+ /** Clear a surface to given value (no scissor; clear whole surface) */
+ void (*clear)(struct pipe_context *pipe, struct pipe_surface *ps,
+ unsigned clearValue);
- void (*set_cbuf_state)( struct pipe_context *,
- const struct pipe_surface * );
+ /**
+ * Query objects
+ */
+ void (*begin_query)(struct pipe_context *pipe, struct pipe_query_object *q);
+ void (*end_query)(struct pipe_context *pipe, struct pipe_query_object *q);
+ void (*wait_query)(struct pipe_context *pipe, struct pipe_query_object *q);
+
+ /*
+ * State functions
+ */
+ void * (*create_alpha_test_state)(struct pipe_context *,
+ const struct pipe_alpha_test_state *);
+ void (*bind_alpha_test_state)(struct pipe_context *, void *);
+ void (*delete_alpha_test_state)(struct pipe_context *, void *);
+
+ 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_state)(struct pipe_context *,
+ const struct pipe_depth_stencil_state *);
+ void (*bind_depth_stencil_state)(struct pipe_context *, void *);
+ void (*delete_depth_stencil_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_depth_state)( struct pipe_context *,
- const struct pipe_depth_state * );
+ void (*set_clear_color_state)( struct pipe_context *,
+ const struct pipe_clear_color_state * );
- void (*set_point_state)( struct pipe_context *,
- const struct pipe_point_state * );
+ void (*set_constant_buffer)( struct pipe_context *,
+ uint shader, uint index,
+ const struct pipe_constant_buffer *buf );
+
+ void (*set_feedback_state)( struct pipe_context *,
+ const struct pipe_feedback_state *);
void (*set_framebuffer_state)( struct pipe_context *,
const struct pipe_framebuffer_state * );
- void (*set_fs_state)( struct pipe_context *,
- const struct pipe_fs_state * );
-
void (*set_polygon_stipple)( struct pipe_context *,
const struct pipe_poly_stipple * );
- void (*set_setup_state)( struct pipe_context *,
- const struct pipe_setup_state * );
+ void (*set_sampler_units)( struct pipe_context *,
+ uint num_samplers, const uint *units );
- void (*set_scissor_rect)( struct pipe_context *,
- const struct pipe_scissor_rect * );
+ void (*set_scissor_state)( struct pipe_context *,
+ const struct pipe_scissor_state * );
- void (*set_stencil_state)( struct pipe_context *,
- const struct pipe_stencil_state * );
+ void (*set_texture_state)( struct pipe_context *,
+ unsigned unit,
+ struct pipe_texture * );
- void (*set_viewport)( struct pipe_context *,
- const struct pipe_viewport * );
-};
+ 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 * );
+
+ /*
+ * Vertex feedback
+ */
+ void (*set_feedback_buffer)(struct pipe_context *,
+ unsigned index,
+ const struct pipe_feedback_buffer *);
+
+ /** 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);
+
+ /** Get a block of raw pixel data from a surface */
+ void (*get_tile)(struct pipe_context *pipe,
+ struct pipe_surface *ps,
+ uint x, uint y, uint w, uint h,
+ void *p, int dst_stride);
+ /** Put a block of raw pixel data into a surface */
+ void (*put_tile)(struct pipe_context *pipe,
+ struct pipe_surface *ps,
+ uint x, uint y, uint w, uint h,
+ const void *p, int src_stride);
+ /* XXX temporary here, move these to softpipe */
+ void (*get_tile_rgba)(struct pipe_context *pipe, struct pipe_surface *ps,
+ uint x, uint y, uint w, uint h, float *p);
+ void (*put_tile_rgba)(struct pipe_context *pipe, struct pipe_surface *ps,
+ uint x, uint y, uint w, uint h, const float *p);
+
+
+ /*
+ * Surface functions
+ */
+ void (*surface_data)(struct pipe_context *pipe,
+ struct pipe_surface *dest,
+ unsigned destx, unsigned desty,
+ const void *src, unsigned src_stride,
+ unsigned srcx, unsigned srcy,
+ unsigned width, unsigned height);
+
+ void (*surface_copy)(struct pipe_context *pipe,
+ 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);
+
+
+ /*
+ * Texture functions
+ */
+ void (*texture_create)(struct pipe_context *pipe,
+ struct pipe_texture **pt);
+ void (*texture_release)(struct pipe_context *pipe,
+ struct pipe_texture **pt);
+
+
+ /* Flush rendering:
+ */
+ void (*flush)( struct pipe_context *pipe,
+ unsigned flags );
+};
-#endif
+#endif /* PIPE_CONTEXT_H */