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Diffstat (limited to 'src/gallium/auxiliary/draw/draw_private.h')
-rw-r--r--src/gallium/auxiliary/draw/draw_private.h132
1 files changed, 25 insertions, 107 deletions
diff --git a/src/gallium/auxiliary/draw/draw_private.h b/src/gallium/auxiliary/draw/draw_private.h
index 37ffdbf9028..b2b2f82b8ff 100644
--- a/src/gallium/auxiliary/draw/draw_private.h
+++ b/src/gallium/auxiliary/draw/draw_private.h
@@ -51,12 +51,11 @@
struct pipe_context;
struct gallivm_prog;
struct gallivm_cpu_engine;
-
-struct draw_pt_middle_end;
-struct draw_pt_front_end;
struct draw_vertex_shader;
+struct draw_context;
+struct draw_stage;
+struct vbuf_render;
-#define MAX_SHADER_VERTICES 128
/**
* Basic vertex info.
@@ -70,17 +69,14 @@ struct vertex_header {
float clip[4];
- float data[][4]; /* Note variable size */
+ /* This will probably become float (*data)[4] soon:
+ */
+ float data[][4];
};
/* NOTE: It should match vertex_id size above */
#define UNDEFINED_VERTEX_ID 0xffff
-/* XXX This is too large */
-#define MAX_VERTEX_SIZE ((2 + PIPE_MAX_SHADER_OUTPUTS) * 4 * sizeof(float))
-#define MAX_VERTEX_ALLOCATION ((MAX_VERTEX_SIZE + 0x0f) & ~0x0f)
-
-
/**
* Basic info for a point/line/triangle primitive.
@@ -95,41 +91,6 @@ struct prim_header {
-struct draw_context;
-
-/**
- * Base class for all primitive drawing stages.
- */
-struct draw_stage
-{
- struct draw_context *draw; /**< parent context */
-
- struct draw_stage *next; /**< next stage in pipeline */
-
- struct vertex_header **tmp; /**< temp vert storage, such as for clipping */
- unsigned nr_tmps;
-
- void (*point)( struct draw_stage *,
- struct prim_header * );
-
- void (*line)( struct draw_stage *,
- struct prim_header * );
-
- void (*tri)( struct draw_stage *,
- struct prim_header * );
-
- void (*flush)( struct draw_stage *,
- unsigned flags );
-
- void (*reset_stipple_counter)( struct draw_stage * );
-
- void (*destroy)( struct draw_stage * );
-};
-
-
-
-struct vbuf_render;
-
#define PT_SHADE 0x1
#define PT_CLIPTEST 0x2
@@ -161,6 +122,12 @@ struct draw_context
struct draw_stage *wide_line;
struct draw_stage *wide_point;
struct draw_stage *rasterize;
+
+ float wide_point_threshold; /**< convert pnts to tris if larger than this */
+ float wide_line_threshold; /**< convert lines to tris if wider than this */
+ boolean line_stipple; /**< do line stipple? */
+ boolean point_sprite; /**< convert points to quads for sprites? */
+
} pipeline;
@@ -225,10 +192,6 @@ struct draw_context
float plane[12][4];
unsigned nr_planes;
- float wide_point_threshold; /**< convert pnts to tris if larger than this */
- float wide_line_threshold; /**< convert lines to tris if wider than this */
- boolean line_stipple; /**< do line stipple? */
- boolean point_sprite; /**< convert points to quads for sprites? */
boolean use_sse;
/* If a prim stage introduces new vertex attributes, they'll be stored here
@@ -252,44 +215,29 @@ struct draw_context
-extern struct draw_stage *draw_unfilled_stage( struct draw_context *context );
-extern struct draw_stage *draw_twoside_stage( struct draw_context *context );
-extern struct draw_stage *draw_offset_stage( struct draw_context *context );
-extern struct draw_stage *draw_clip_stage( struct draw_context *context );
-extern struct draw_stage *draw_flatshade_stage( struct draw_context *context );
-extern struct draw_stage *draw_cull_stage( struct draw_context *context );
-extern struct draw_stage *draw_stipple_stage( struct draw_context *context );
-extern struct draw_stage *draw_wide_line_stage( struct draw_context *context );
-extern struct draw_stage *draw_wide_point_stage( struct draw_context *context );
-extern struct draw_stage *draw_validate_stage( struct draw_context *context );
-
-
-extern void draw_free_temp_verts( struct draw_stage *stage );
-
-extern void draw_alloc_temp_verts( struct draw_stage *stage, unsigned nr );
extern void draw_reset_vertex_ids( struct draw_context *draw );
-extern int draw_vertex_cache_check_space( struct draw_context *draw,
- unsigned nr_verts );
-extern void draw_vertex_cache_invalidate( struct draw_context *draw );
-extern void draw_vertex_cache_unreference( struct draw_context *draw );
-extern void draw_vertex_cache_reset_vertex_ids( struct draw_context *draw );
+/*******************************************************************************
+ * Vertex processing (was passthrough) code:
+ */
+boolean draw_pt_init( struct draw_context *draw );
+void draw_pt_destroy( struct draw_context *draw );
+void draw_pt_reset_vertex_ids( struct draw_context *draw );
-extern void draw_update_vertex_fetch( struct draw_context *draw );
+/*******************************************************************************
+ * Primitive processing (pipelnie) code:
+ */
-extern boolean draw_need_pipeline(const struct draw_context *draw,
- unsigned prim );
+boolean draw_pipeline_init( struct draw_context *draw );
+void draw_pipeline_destroy( struct draw_context *draw );
+boolean draw_need_pipeline(const struct draw_context *draw,
+ unsigned prim );
-/* Passthrough mode (second attempt):
- */
-boolean draw_pt_init( struct draw_context *draw );
-void draw_pt_destroy( struct draw_context *draw );
-void draw_pt_reset_vertex_ids( struct draw_context *draw );
#define DRAW_FLUSH_STATE_CHANGE 0x8
#define DRAW_FLUSH_BACKEND 0x10
@@ -301,36 +249,6 @@ boolean draw_get_edgeflag( struct draw_context *draw,
unsigned idx );
-/**
- * Get a writeable copy of a vertex.
- * \param stage drawing stage info
- * \param vert the vertex to copy (source)
- * \param idx index into stage's tmp[] array to put the copy (dest)
- * \return pointer to the copied vertex
- */
-static INLINE struct vertex_header *
-dup_vert( struct draw_stage *stage,
- const struct vertex_header *vert,
- unsigned idx )
-{
- struct vertex_header *tmp = stage->tmp[idx];
- const uint vsize = sizeof(struct vertex_header)
- + stage->draw->num_vs_outputs * 4 * sizeof(float);
- memcpy(tmp, vert, vsize);
- tmp->vertex_id = UNDEFINED_VERTEX_ID;
- return tmp;
-}
-
-static INLINE float
-dot4(const float *a, const float *b)
-{
- float result = (a[0]*b[0] +
- a[1]*b[1] +
- a[2]*b[2] +
- a[3]*b[3]);
-
- return result;
-}
#endif /* DRAW_PRIVATE_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-04 13:40:04 +0000