diff options
Diffstat (limited to 'src/mesa/tnl/t_context.h')
| -rw-r--r-- | src/mesa/tnl/t_context.h | 550 |
1 files changed, 293 insertions, 257 deletions
diff --git a/src/mesa/tnl/t_context.h b/src/mesa/tnl/t_context.h index c375a5670bc..9d806da81fc 100644 --- a/src/mesa/tnl/t_context.h +++ b/src/mesa/tnl/t_context.h @@ -1,5 +1,5 @@ /* - * Mesa 3-D graphics library + * mesa 3-D graphics library * Version: 5.1 * * Copyright (C) 1999-2003 Brian Paul All Rights Reserved. @@ -37,9 +37,9 @@ * necessary transformations (rotations, clipping, vertex shader etc.) * and passes then the output to the rasterizer. * - * The gl_pipeline contains the array of all stages, which should be + * The tnl_pipeline contains the array of all stages, which should be * applied. Each stage is a black-box, which is described by an - * gl_pipeline_stage. The function ::_tnl_run_pipeline applies all the + * tnl_pipeline_stage. The function ::_tnl_run_pipeline applies all the * stages to the vertex_buffer TNLcontext::vb, where the vertex data * is stored. The last stage in the pipeline is the rasterizer. * @@ -68,7 +68,6 @@ * into TNLcontext::vb, so that the pipeline can be started. */ -/* What is ELT? */ #ifndef _T_CONTEXT_H #define _T_CONTEXT_H @@ -84,256 +83,346 @@ #define MAX_PIPELINE_STAGES 30 -/* Numbers for sizing immediate structs. +enum { + _TNL_ATTRIB_POS = 0, + _TNL_ATTRIB_WEIGHT = 1, + _TNL_ATTRIB_NORMAL = 2, + _TNL_ATTRIB_COLOR0 = 3, + _TNL_ATTRIB_COLOR1 = 4, + _TNL_ATTRIB_FOG = 5, + _TNL_ATTRIB_SIX = 6, + _TNL_ATTRIB_SEVEN = 7, + _TNL_ATTRIB_TEX0 = 8, + _TNL_ATTRIB_TEX1 = 9, + _TNL_ATTRIB_TEX2 = 10, + _TNL_ATTRIB_TEX3 = 11, + _TNL_ATTRIB_TEX4 = 12, + _TNL_ATTRIB_TEX5 = 13, + _TNL_ATTRIB_TEX6 = 14, + _TNL_ATTRIB_TEX7 = 15, + _TNL_ATTRIB_MAT_FRONT_AMBIENT = 16, + _TNL_ATTRIB_MAT_BACK_AMBIENT = 17, + _TNL_ATTRIB_MAT_FRONT_DIFFUSE = 18, + _TNL_ATTRIB_MAT_BACK_DIFFUSE = 19, + _TNL_ATTRIB_MAT_FRONT_SPECULAR = 20, + _TNL_ATTRIB_MAT_BACK_SPECULAR = 21, + _TNL_ATTRIB_MAT_FRONT_EMISSION = 22, + _TNL_ATTRIB_MAT_BACK_EMISSION = 23, + _TNL_ATTRIB_MAT_FRONT_SHININESS = 24, + _TNL_ATTRIB_MAT_BACK_SHININESS = 25, + _TNL_ATTRIB_MAT_FRONT_INDEXES = 26, + _TNL_ATTRIB_MAT_BACK_INDEXES = 27, + _TNL_ATTRIB_INDEX = 28, + _TNL_ATTRIB_EDGEFLAG = 29, + _TNL_ATTRIB_MAX = 30 +} ; + +/* Will probably have to revise this scheme fairly shortly, eg. by + * compacting all the MAT flags down to one bit, or by using two + * dwords to store the flags. */ -#define IMM_MAX_COPIED_VERTS 3 -#define IMM_MAXDATA (216 + IMM_MAX_COPIED_VERTS) -#define IMM_SIZE (IMM_MAXDATA + MAX_CLIPPED_VERTICES) +#define _TNL_BIT_POS (1<<0) +#define _TNL_BIT_WEIGHT (1<<1) +#define _TNL_BIT_NORMAL (1<<2) +#define _TNL_BIT_COLOR0 (1<<3) +#define _TNL_BIT_COLOR1 (1<<4) +#define _TNL_BIT_FOG (1<<5) +#define _TNL_BIT_SIX (1<<6) +#define _TNL_BIT_SEVEN (1<<7) +#define _TNL_BIT_TEX0 (1<<8) +#define _TNL_BIT_TEX1 (1<<9) +#define _TNL_BIT_TEX2 (1<<10) +#define _TNL_BIT_TEX3 (1<<11) +#define _TNL_BIT_TEX4 (1<<12) +#define _TNL_BIT_TEX5 (1<<13) +#define _TNL_BIT_TEX6 (1<<14) +#define _TNL_BIT_TEX7 (1<<15) +#define _TNL_BIT_MAT_FRONT_AMBIENT (1<<16) +#define _TNL_BIT_MAT_BACK_AMBIENT (1<<17) +#define _TNL_BIT_MAT_FRONT_DIFFUSE (1<<18) +#define _TNL_BIT_MAT_BACK_DIFFUSE (1<<19) +#define _TNL_BIT_MAT_FRONT_SPECULAR (1<<20) +#define _TNL_BIT_MAT_BACK_SPECULAR (1<<21) +#define _TNL_BIT_MAT_FRONT_EMISSION (1<<22) +#define _TNL_BIT_MAT_BACK_EMISSION (1<<23) +#define _TNL_BIT_MAT_FRONT_SHININESS (1<<24) +#define _TNL_BIT_MAT_BACK_SHININESS (1<<25) +#define _TNL_BIT_MAT_FRONT_INDEXES (1<<26) +#define _TNL_BIT_MAT_BACK_INDEXES (1<<27) +#define _TNL_BIT_INDEX (1<<28) +#define _TNL_BIT_EDGEFLAG (1<<29) + +#define _TNL_BIT_TEX(u) (1 << (_TNL_ATTRIB_TEX0 + (u))) + + +#define _TNL_BITS_MAT_ANY (_TNL_BIT_MAT_FRONT_AMBIENT | \ + _TNL_BIT_MAT_BACK_AMBIENT | \ + _TNL_BIT_MAT_FRONT_DIFFUSE | \ + _TNL_BIT_MAT_BACK_DIFFUSE | \ + _TNL_BIT_MAT_FRONT_SPECULAR | \ + _TNL_BIT_MAT_BACK_SPECULAR | \ + _TNL_BIT_MAT_FRONT_EMISSION | \ + _TNL_BIT_MAT_BACK_EMISSION | \ + _TNL_BIT_MAT_FRONT_SHININESS | \ + _TNL_BIT_MAT_BACK_SHININESS | \ + _TNL_BIT_MAT_FRONT_INDEXES | \ + _TNL_BIT_MAT_BACK_INDEXES) + + +#define _TNL_BITS_TEX_ANY (_TNL_BIT_TEX0 | \ + _TNL_BIT_TEX1 | \ + _TNL_BIT_TEX2 | \ + _TNL_BIT_TEX3 | \ + _TNL_BIT_TEX4 | \ + _TNL_BIT_TEX5 | \ + _TNL_BIT_TEX6 | \ + _TNL_BIT_TEX7) + + +#define _TNL_BITS_PROG_ANY (_TNL_BIT_POS | \ + _TNL_BIT_WEIGHT | \ + _TNL_BIT_NORMAL | \ + _TNL_BIT_COLOR0 | \ + _TNL_BIT_COLOR1 | \ + _TNL_BIT_FOG | \ + _TNL_BIT_SIX | \ + _TNL_BIT_SEVEN | \ + _TNL_BITS_TEX_ANY) + + + +#define PRIM_BEGIN 0x10 +#define PRIM_END 0x20 +#define PRIM_WEAK 0x40 +#define PRIM_MODE_MASK 0x0f + +/* + */ +struct tnl_prim { + GLuint mode; + GLuint start; + GLuint count; +}; -/* Values for IM->BeginState - */ -#define VERT_BEGIN_0 0x1 /* glBegin (if initially inside beg/end) */ -#define VERT_BEGIN_1 0x2 /* glBegin (if initially outside beg/end) */ -#define VERT_ERROR_0 0x4 /* invalid_operation in initial state 0 */ -#define VERT_ERROR_1 0x8 /* invalid_operation in initial state 1 */ +struct tnl_eval1_map { + struct gl_1d_map *map; + GLuint sz; +}; -/* Flags to be added to the primitive enum in VB->Primitive. - */ -#define PRIM_MODE_MASK 0xff /* Extract the actual primitive */ -#define PRIM_BEGIN 0x100 /* The prim starts here (not wrapped) */ -#define PRIM_END 0x200 /* The prim ends in this VB (does not wrap) */ -#define PRIM_PARITY 0x400 /* The prim wrapped on an odd number of verts */ -#define PRIM_LAST 0x800 /* No more prims in the VB */ +struct tnl_eval2_map { + struct gl_2d_map *map; + GLuint sz; +}; + +struct tnl_eval { + GLuint new_state; + struct tnl_eval1_map map1[_TNL_ATTRIB_INDEX + 1]; + struct tnl_eval2_map map2[_TNL_ATTRIB_INDEX + 1]; +}; -/** - * Flags that describe the inputs and outputs of pipeline stages, and - * the contents of a vertex-cassette. We reuse the VERT_BIT_* flags - * defined in mtypes.h and add a bunch of new ones. - */ -/* bits 0..5 defined in mtypes.h */ -#define VERT_BIT_INDEX VERT_BIT_SIX /* a free vertex attrib bit */ -#define VERT_BIT_EDGEFLAG VERT_BIT_SEVEN /* a free vertex attrib bit */ -/* bits 8..15 defined in mtypes.h */ -#define VERT_BIT_EVAL_C1 (1 << 16) /* imm only */ -#define VERT_BIT_EVAL_C2 (1 << 17) /* imm only */ -#define VERT_BIT_EVAL_P1 (1 << 18) /* imm only */ -#define VERT_BIT_EVAL_P2 (1 << 19) /* imm only */ -#define VERT_BIT_OBJ_3 (1 << 20) /* imm only */ -#define VERT_BIT_OBJ_4 (1 << 21) /* imm only */ -#define VERT_BIT_MATERIAL (1 << 22) /* imm only, but tested in vb code */ -#define VERT_BIT_ELT (1 << 23) /* imm only */ -#define VERT_BIT_BEGIN (1 << 24) /* imm only, but tested in vb code */ -#define VERT_BIT_END (1 << 25) /* imm only, but tested in vb code */ -#define VERT_BIT_END_VB (1 << 26) /* imm only, but tested in vb code */ -#define VERT_BIT_POINT_SIZE (1 << 27) /* vb only, could reuse a bit */ -#define VERT_BIT_EYE VERT_BIT_BEGIN /* vb only, reuse imm bit */ -#define VERT_BIT_CLIP VERT_BIT_END /* vb only, reuse imm bit*/ - - -/* Flags for IM->TexCoordSize. Enough flags for 16 units. +#define TNL_MAX_PRIM 16 +#define TNL_MAX_COPIED_VERTS 3 + +struct tnl_copied_vtx { + GLfloat buffer[_TNL_ATTRIB_MAX * 4 * TNL_MAX_COPIED_VERTS]; + GLuint nr; +}; + +#define VERT_BUFFER_SIZE 2048 /* 8kbytes */ + +typedef void (*attrfv_func)( const GLfloat * ); + +/* The assembly of vertices in immediate mode is separated from + * display list compilation. This allows a simpler immediate mode + * treatment and a display list compiler better suited to + * hardware-acceleration. */ -#define TEX_0_SIZE_3 (unsigned)0x1 -#define TEX_0_SIZE_4 (unsigned)0x10001 -#define TEX_SIZE_3(unit) (TEX_0_SIZE_3 << (unit)) -#define TEX_SIZE_4(unit) (TEX_0_SIZE_4 << (unit)) +struct tnl_vtx { + GLfloat buffer[VERT_BUFFER_SIZE]; + GLubyte attrsz[_TNL_ATTRIB_MAX]; + GLuint vertex_size; + struct tnl_prim prim[TNL_MAX_PRIM]; + GLuint prim_count; + GLfloat *vbptr; /* cursor, points into buffer */ + GLfloat vertex[_TNL_ATTRIB_MAX*4]; /* current vertex */ + GLfloat *attrptr[_TNL_ATTRIB_MAX]; /* points into vertex */ + GLfloat *current[_TNL_ATTRIB_MAX]; /* points into ctx->Current, etc */ + GLuint counter, initial_counter; + struct tnl_copied_vtx copied; + attrfv_func tabfv[_TNL_ATTRIB_MAX][4]; + struct tnl_eval eval; + GLboolean *edgeflag_tmp; +}; + + -/* Shorthands. +/* For display lists, this structure holds a run of vertices of the + * same format, and a strictly well-formed set of begin/end pairs, + * starting on the first vertex and ending at the last. Vertex + * copying on buffer breaks is precomputed according to these + * primitives, though there are situations where the copying will need + * correction at execute-time, perhaps by replaying the list as + * immediate mode commands. + * + * On executing this list, the 'current' values may be updated with + * the values of the final vertex, and often no fixup of the start of + * the vertex list is required. + * + * Eval and other commands that don't fit into these vertex lists are + * compiled using the fallback opcode mechanism provided by dlist.c. */ -#define VERT_BITS_OBJ_23 (VERT_BIT_POS | VERT_BIT_OBJ_3) -#define VERT_BITS_OBJ_234 (VERT_BIT_POS | VERT_BIT_OBJ_3 | VERT_BIT_OBJ_4) - -#define VERT_BITS_TEX_ANY (VERT_BIT_TEX0 | \ - VERT_BIT_TEX1 | \ - VERT_BIT_TEX2 | \ - VERT_BIT_TEX3 | \ - VERT_BIT_TEX4 | \ - VERT_BIT_TEX5 | \ - VERT_BIT_TEX6 | \ - VERT_BIT_TEX7) - -#define VERT_BITS_EVAL_ANY (VERT_BIT_EVAL_C1 | VERT_BIT_EVAL_P1 | \ - VERT_BIT_EVAL_C2 | VERT_BIT_EVAL_P2) - -#define VERT_BITS_FIXUP (VERT_BITS_TEX_ANY | \ - VERT_BIT_COLOR0 | \ - VERT_BIT_COLOR1 | \ - VERT_BIT_FOG | \ - VERT_BIT_INDEX | \ - VERT_BIT_EDGEFLAG | \ - VERT_BIT_NORMAL) - -#define VERT_BITS_CURRENT_DATA (VERT_BITS_FIXUP | \ - VERT_BIT_MATERIAL) - -#define VERT_BITS_DATA (VERT_BITS_TEX_ANY | \ - VERT_BIT_COLOR0 | \ - VERT_BIT_COLOR1 | \ - VERT_BIT_FOG | \ - VERT_BIT_INDEX | \ - VERT_BIT_EDGEFLAG | \ - VERT_BIT_NORMAL | \ - VERT_BIT_POS | \ - VERT_BIT_MATERIAL | \ - VERT_BIT_ELT | \ - VERT_BITS_EVAL_ANY) +struct tnl_vertex_list { + GLubyte attrsz[_TNL_ATTRIB_MAX]; + GLuint vertex_size; + + GLfloat *buffer; + GLuint count; + GLuint wrap_count; /* number of copied vertices at start */ + GLuint dangling_attr_ref; /* current attr implicitly referenced + outside the list */ + + GLfloat *normal_lengths; + struct tnl_prim *prim; + GLuint prim_count; + + struct tnl_vertex_store *vertex_store; + struct tnl_primitive_store *prim_store; +}; +/* These buffers should be a reasonable size to support upload to + * hardware? Maybe drivers should stitch them back together, or + * specify a desired size? + */ +#define SAVE_BUFFER_SIZE (16*1024) +#define SAVE_PRIM_SIZE 128 -/** - * \struct immediate - * Stores everything that can take place between a glBegin and glEnd. - * Adjacent glBegin/glEnd pairs are stored back-to-back when there's no - * state changes between them. - * Used for immediate mode rendering and display lists. +/* Storage to be shared among several vertex_lists. */ -struct immediate -{ - GLuint id, ref_count; +struct tnl_vertex_store { + GLfloat buffer[SAVE_BUFFER_SIZE]; + GLuint used; + GLuint refcount; +}; - /* This must be saved when immediates are shared in display lists. - */ - GLuint CopyStart, Start, Count; - GLuint LastData; /* count or count+1 */ - GLuint AndFlag, OrFlag; - GLuint TexSize; /* keep track of texcoord sizes */ - GLuint BeginState, SavedBeginState; - GLuint LastPrimitive; +struct tnl_primitive_store { + struct tnl_prim buffer[SAVE_PRIM_SIZE]; + GLuint used; + GLuint refcount; +}; - GLuint ArrayEltFlags; /* precalc'ed for glArrayElt */ - GLuint ArrayEltIncr; - GLuint ArrayEltFlush; -#define FLUSH_ELT_EAGER 0x1 -#define FLUSH_ELT_LAZY 0x2 - GLuint FlushElt; +struct tnl_save { + GLubyte attrsz[_TNL_ATTRIB_MAX]; + GLuint vertex_size; - GLuint MaxTextureUnits; /* precalc'ed for glMultiTexCoordARB */ + GLfloat *buffer; + GLuint count; + GLuint wrap_count; - /* Temporary values created when vertices are copied into the - * first 3 slots of the struct: - */ - GLuint CopyOrFlag; - GLuint CopyAndFlag; - GLuint CopyTexSize; - GLuint Evaluated; + struct tnl_prim *prim; + GLuint prim_count, prim_max; + struct tnl_vertex_store *vertex_store; + struct tnl_primitive_store *prim_store; - /* allocate storage for these on demand: - */ - struct gl_material *Material; - GLuint *MaterialMask; - GLuint LastMaterial; - GLuint MaterialOrMask; - GLuint MaterialAndMask; - - GLuint Primitive[IMM_SIZE]; /* BEGIN/END */ - GLuint PrimitiveLength[IMM_SIZE]; /* BEGIN/END */ - GLuint Flag[IMM_SIZE]; /* VERT_BIT_* flags */ - - /* Attrib is an array [MAX_VERT_ATTRIBS] of pointer to array [][4] - * of GLfloat. - * We only pre-allocate the vertex position array. The other vertex - * attribute arrays are only allocated when needed to save memory. - */ - GLfloat (*Attrib[VERT_ATTRIB_MAX])[4]; + GLfloat *vbptr; /* cursor, points into buffer */ + GLfloat vertex[_TNL_ATTRIB_MAX*4]; /* current values */ + GLfloat *attrptr[_TNL_ATTRIB_MAX]; + GLuint counter, initial_counter; + GLuint dangling_attr_ref; + + GLuint opcode_vertex_list; + + struct tnl_copied_vtx copied; - GLfloat *NormalLengthPtr; /* length of normal vectors (display list only) */ + GLfloat *current[_TNL_ATTRIB_MAX]; /* points into ctx->ListState */ + GLubyte *currentsz[_TNL_ATTRIB_MAX]; - GLuint Elt[IMM_SIZE]; - GLubyte EdgeFlag[IMM_SIZE]; - GLuint Index[IMM_SIZE]; + void (*tabfv[_TNL_ATTRIB_MAX][4])( const GLfloat * ); }; -struct vertex_arrays + + + + + +struct tnl_vertex_arrays { /* Conventional vertex attribute arrays */ GLvector4f Obj; GLvector4f Normal; - struct gl_client_array Color; - struct gl_client_array SecondaryColor; + GLvector4f Color; + GLvector4f SecondaryColor; GLvector4f FogCoord; GLvector4f TexCoord[MAX_TEXTURE_COORD_UNITS]; - GLvector1ub EdgeFlag; - GLvector1ui Index; - GLvector1ui Elt; + GLvector4f Index; + + GLubyte *EdgeFlag; + GLuint *Elt; /* These attributes don't alias with the conventional attributes. * The GL_NV_vertex_program extension defines 16 extra sets of vertex * arrays which have precedent over the conventional arrays when enabled. */ - GLvector4f Attribs[VERT_ATTRIB_MAX]; + GLvector4f Attribs[_TNL_ATTRIB_MAX]; }; /** * Contains the current state of a running pipeline. */ -typedef struct vertex_buffer +struct vertex_buffer { /* Constant over life of the vertex_buffer. */ - GLuint Size; + GLuint Size; /* Constant over the pipeline. */ - GLuint Count; /* for everything except Elts */ - GLuint FirstClipped; /* temp verts for clipping */ - GLuint FirstPrimitive; /* usually zero */ + GLuint Count; /* for everything except Elts */ /* Pointers to current data. */ - GLuint *Elts; /* VERT_BIT_ELT */ - GLvector4f *ObjPtr; /* VERT_BIT_POS */ - GLvector4f *EyePtr; /* VERT_BIT_EYE */ - GLvector4f *ClipPtr; /* VERT_BIT_CLIP */ - GLvector4f *NdcPtr; /* VERT_BIT_CLIP (2) */ - GLubyte ClipOrMask; /* VERT_BIT_CLIP (3) */ - GLubyte *ClipMask; /* VERT_BIT_CLIP (4) */ - GLvector4f *NormalPtr; /* VERT_BIT_NORMAL */ - GLfloat *NormalLengthPtr; /* VERT_BIT_NORMAL */ - GLboolean *EdgeFlag; /* VERT_BIT_EDGEFLAG */ + GLuint *Elts; + GLvector4f *ObjPtr; /* _TNL_BIT_POS */ + GLvector4f *EyePtr; /* _TNL_BIT_POS */ + GLvector4f *ClipPtr; /* _TNL_BIT_POS */ + GLvector4f *NdcPtr; /* _TNL_BIT_POS */ + GLubyte ClipOrMask; /* _TNL_BIT_POS */ + GLubyte *ClipMask; /* _TNL_BIT_POS */ + GLvector4f *NormalPtr; /* _TNL_BIT_NORMAL */ + GLfloat *NormalLengthPtr; /* _TNL_BIT_NORMAL */ + GLboolean *EdgeFlag; /* _TNL_BIT_EDGEFLAG */ GLvector4f *TexCoordPtr[MAX_TEXTURE_COORD_UNITS]; /* VERT_TEX_0..n */ - GLvector1ui *IndexPtr[2]; /* VERT_BIT_INDEX */ - struct gl_client_array *ColorPtr[2]; /* VERT_BIT_COLOR0 */ - struct gl_client_array *SecondaryColorPtr[2];/* VERT_BIT_COLOR1 */ - GLvector4f *PointSizePtr; /* VERT_BIT_POINT_SIZE */ - GLvector4f *FogCoordPtr; /* VERT_BIT_FOG */ - struct gl_material *Material; /* VERT_BIT_MATERIAL, optional */ - GLuint *MaterialMask; /* VERT_BIT_MATERIAL, optional */ - GLuint *Flag; /* VERT_BIT_* flags, optional */ - GLuint *Primitive; /* GL_(mode)|PRIM_* flags */ - GLuint *PrimitiveLength; /* integers */ + GLvector4f *IndexPtr[2]; /* _TNL_BIT_INDEX */ + GLvector4f *ColorPtr[2]; /* _TNL_BIT_COLOR0 */ + GLvector4f *SecondaryColorPtr[2]; /* _TNL_BIT_COLOR1 */ + GLvector4f *PointSizePtr; /* _TNL_BIT_POS */ + GLvector4f *FogCoordPtr; /* _TNL_BIT_FOG */ + + struct tnl_prim *Primitive; + GLuint PrimitiveCount; /* Inputs to the vertex program stage */ - GLvector4f *AttribPtr[VERT_ATTRIB_MAX]; /* GL_NV_vertex_program */ - - GLuint importable_data; - void *import_source; - void (*import_data)( GLcontext *ctx, GLuint flags, GLuint vecflags ); - /* Callback to the provider of the untransformed input for the - * render stage (or other stages) to call if they need to write into - * write-protected arrays, or fixup the stride on input arrays. - * - * This is currently only necessary for client arrays that make it - * as far down the pipeline as the render stage. - */ + GLvector4f *AttribPtr[_TNL_ATTRIB_MAX]; /* GL_NV_vertex_program */ GLuint LastClipped; /* Private data from _tnl_render_stage that has no business being * in this struct. */ -} TNLvertexbuffer; +}; /** Describes an individual operation on the pipeline. */ -struct gl_pipeline_stage { +struct tnl_pipeline_stage { const char *name; GLuint check_state; /* All state referenced in check() -- * When is the pipeline_stage struct @@ -365,12 +454,12 @@ struct gl_pipeline_stage { /* Free private data. May not be null. */ - void (*destroy)( struct gl_pipeline_stage * ); + void (*destroy)( struct tnl_pipeline_stage * ); /* Called from _tnl_validate_pipeline(). Must update all fields in * the pipeline_stage struct for the current state. */ - void (*check)( GLcontext *ctx, struct gl_pipeline_stage * ); + void (*check)( GLcontext *ctx, struct tnl_pipeline_stage * ); /* Called from _tnl_run_pipeline(). The stage.changed_inputs value * encodes all inputs to thee struct which have changed. If @@ -380,31 +469,23 @@ struct gl_pipeline_stage { * Return value: GL_TRUE - keep going * GL_FALSE - finished pipeline */ - GLboolean (*run)( GLcontext *ctx, struct gl_pipeline_stage * ); + GLboolean (*run)( GLcontext *ctx, struct tnl_pipeline_stage * ); }; /** Contains the array of all pipeline stages. * The default values are defined at the end of t_pipeline.c */ -struct gl_pipeline { +struct tnl_pipeline { GLuint build_state_trigger; /**< state changes which require build */ GLuint build_state_changes; /**< state changes since last build */ GLuint run_state_changes; /**< state changes since last run */ GLuint run_input_changes; /**< VERT_* changes since last run */ GLuint inputs; /**< VERT_* inputs to pipeline */ /** This array has to end with a NULL-pointer. */ - struct gl_pipeline_stage stages[MAX_PIPELINE_STAGES+1]; + struct tnl_pipeline_stage stages[MAX_PIPELINE_STAGES+1]; GLuint nr_stages; }; -struct tnl_eval_store { - GLuint EvalMap1Flags; - GLuint EvalMap2Flags; - GLuint EvalMap1AttribFlags; /* GL_NV_vertex_program */ - GLuint EvalMap2AttribFlags; /* GL_NV_vertex_program */ - GLuint EvalNewState; - struct immediate *im; /* used for temporary data */ -}; typedef void (*points_func)( GLcontext *ctx, GLuint first, GLuint last ); @@ -533,50 +614,26 @@ typedef struct { */ struct tnl_device_driver Driver; - /* Track whether the module is active. + /* Execute: */ - GLboolean bound_exec; - - /* Display list extensions + struct tnl_vtx vtx; + + /* Compile: */ - GLuint opcode_vertex_cassette; + struct tnl_save save; /* Pipeline */ - struct gl_pipeline pipeline; + struct tnl_pipeline pipeline; struct vertex_buffer vb; /* GLvectors for binding to vb: */ - struct vertex_arrays imm_inputs; - struct vertex_arrays array_inputs; - GLuint *tmp_primitive; - GLuint *tmp_primitive_length; - - /* Set when executing an internally generated begin/end object. If - * such an object is encountered in a display list, it will be - * replayed only if the list is outside any existing begin/end - * objects. - */ - GLboolean ReplayHardBeginEnd; + struct tnl_vertex_arrays vtx_inputs; + struct tnl_vertex_arrays save_inputs; + struct tnl_vertex_arrays current; + struct tnl_vertex_arrays array_inputs; - /* Note which vertices need copying over succesive immediates. - * Will add save versions to precompute vertex copying where - * possible. - */ - struct immediate *ExecCopySource; - GLuint ExecCopyCount; - GLuint ExecCopyElts[IMM_MAX_COPIED_VERTS]; - GLuint ExecCopyTexSize; - GLuint ExecParity; - - GLuint DlistPrimitive; - GLuint DlistPrimitiveLength; - GLuint DlistLastPrimitive; - - /* Cache a single free immediate (refcount == 0) - */ - struct immediate *freed_immediate; /* Probably need a better configuration mechanism: */ @@ -585,13 +642,8 @@ typedef struct { GLboolean CalcDListNormalLengths; GLboolean IsolateMaterials; - /* Derived state and storage for _tnl_eval_vb: - */ - struct tnl_eval_store eval; - /* Functions to be plugged into dispatch when tnl is active. - */ - GLvertexformat vtxfmt; + GLvertexformat exec_vtxfmt; GLvertexformat save_vtxfmt; } TNLcontext; @@ -599,7 +651,6 @@ typedef struct { #define TNL_CONTEXT(ctx) ((TNLcontext *)(ctx->swtnl_context)) -#define TNL_CURRENT_IM(ctx) ((struct immediate *)(ctx->swtnl_im)) #define TYPE_IDX(t) ((t) & 0xf) @@ -610,21 +661,6 @@ extern void _tnl_MakeCurrent( GLcontext *ctx, GLframebuffer *readBuffer ); -/* - * Macros for fetching current input buffer. - */ -#ifdef THREADS -#define GET_IMMEDIATE struct immediate *IM = TNL_CURRENT_IM(((GLcontext *) (_glapi_Context ? _glapi_Context : _glapi_get_context()))) -#define SET_IMMEDIATE(ctx, im) ctx->swtnl_im = (void *)im -#else -extern struct immediate *_tnl_CurrentInput; -#define GET_IMMEDIATE struct immediate *IM = _tnl_CurrentInput -#define SET_IMMEDIATE(ctx, im) \ -do { \ - ctx->swtnl_im = (void *)im; \ - _tnl_CurrentInput = im; \ -} while (0) -#endif #endif |