/*
* Mesa 3-D graphics library
- * Version: 6.5.1
*
* Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
/* Author:
- * Keith Whitwell <keith@tungstengraphics.com>
+ * Keith Whitwell <keithw@vmware.com>
*/
#include "glheader.h"
+#include "arrayobj.h"
#include "api_arrayelt.h"
#include "bufferobj.h"
#include "context.h"
-#include "imports.h"
+
#include "macros.h"
#include "mtypes.h"
#include "main/dispatch.h"
-
-typedef void (GLAPIENTRY *array_func)( const void * );
-
-typedef struct {
- const struct gl_client_array *array;
- int offset;
-} AEarray;
+#include "varray.h"
typedef void (GLAPIENTRY *attrib_func)( GLuint indx, const void *data );
-typedef struct {
- const struct gl_client_array *array;
- attrib_func func;
- GLuint index;
-} AEattrib;
-
-typedef struct {
- AEarray arrays[32];
- AEattrib attribs[VERT_ATTRIB_MAX + 1];
- GLuint NewState;
-
- struct gl_buffer_object *vbo[VERT_ATTRIB_MAX];
- GLuint nr_vbos;
- GLboolean mapped_vbos;
-
-} AEcontext;
-
-#define AE_CONTEXT(ctx) ((AEcontext *)(ctx)->aelt_context)
-
-
/*
* Convert GL_BYTE, GL_UNSIGNED_BYTE, .. GL_DOUBLE into an integer
* in the range [0, 7]. Luckily these type tokens are sequentially
* numbered in gl.h, except for GL_DOUBLE.
*/
-#define TYPE_IDX(t) ( (t) == GL_DOUBLE ? 7 : (t) & 7 )
-
-#define NUM_TYPES 8
-
-
-static const int ColorFuncs[2][NUM_TYPES] = {
- {
- _gloffset_Color3bv,
- _gloffset_Color3ubv,
- _gloffset_Color3sv,
- _gloffset_Color3usv,
- _gloffset_Color3iv,
- _gloffset_Color3uiv,
- _gloffset_Color3fv,
- _gloffset_Color3dv,
- },
- {
- _gloffset_Color4bv,
- _gloffset_Color4ubv,
- _gloffset_Color4sv,
- _gloffset_Color4usv,
- _gloffset_Color4iv,
- _gloffset_Color4uiv,
- _gloffset_Color4fv,
- _gloffset_Color4dv,
- },
-};
+static inline int
+TYPE_IDX(GLenum t)
+{
+ return t == GL_DOUBLE ? 7 : t & 7;
+}
-static const int VertexFuncs[3][NUM_TYPES] = {
- {
- -1,
- -1,
- _gloffset_Vertex2sv,
- -1,
- _gloffset_Vertex2iv,
- -1,
- _gloffset_Vertex2fv,
- _gloffset_Vertex2dv,
- },
- {
- -1,
- -1,
- _gloffset_Vertex3sv,
- -1,
- _gloffset_Vertex3iv,
- -1,
- _gloffset_Vertex3fv,
- _gloffset_Vertex3dv,
- },
- {
- -1,
- -1,
- _gloffset_Vertex4sv,
- -1,
- _gloffset_Vertex4iv,
- -1,
- _gloffset_Vertex4fv,
- _gloffset_Vertex4dv,
- },
-};
-static const int IndexFuncs[NUM_TYPES] = {
- -1,
- _gloffset_Indexubv,
- _gloffset_Indexsv,
- -1,
- _gloffset_Indexiv,
- -1,
- _gloffset_Indexfv,
- _gloffset_Indexdv,
-};
+/*
+ * Convert normalized/integer/double to the range [0, 3].
+ */
+static inline int
+vertex_format_to_index(const struct gl_vertex_format *vformat)
+{
+ if (vformat->Doubles)
+ return 3;
+ else if (vformat->Integer)
+ return 2;
+ else if (vformat->Normalized)
+ return 1;
+ else
+ return 0;
+}
-static const int NormalFuncs[NUM_TYPES] = {
- _gloffset_Normal3bv,
- -1,
- _gloffset_Normal3sv,
- -1,
- _gloffset_Normal3iv,
- -1,
- _gloffset_Normal3fv,
- _gloffset_Normal3dv,
-};
-/* Note: _gloffset_* for these may not be a compile-time constant. */
-static int SecondaryColorFuncs[NUM_TYPES];
-static int FogCoordFuncs[NUM_TYPES];
+#define NUM_TYPES 8
/**
/*
* Array [size][type] of VertexAttrib functions
*/
-static attrib_func AttribFuncsNV[2][4][NUM_TYPES] = {
+static const attrib_func AttribFuncsNV[2][4][NUM_TYPES] = {
{
/* non-normalized */
{
CALL_VertexAttribI4uivEXT(GET_DISPATCH(), (index, v));
}
+/* GL_DOUBLE unconverted attributes */
+
+static void GLAPIENTRY
+VertexAttribL1dv(GLuint index, const GLdouble *v)
+{
+ CALL_VertexAttribL1dv(GET_DISPATCH(), (index, v));
+}
+static void GLAPIENTRY
+VertexAttribL2dv(GLuint index, const GLdouble *v)
+{
+ CALL_VertexAttribL2dv(GET_DISPATCH(), (index, v));
+}
+static void GLAPIENTRY
+VertexAttribL3dv(GLuint index, const GLdouble *v)
+{
+ CALL_VertexAttribL3dv(GET_DISPATCH(), (index, v));
+}
+
+static void GLAPIENTRY
+VertexAttribL4dv(GLuint index, const GLdouble *v)
+{
+ CALL_VertexAttribL4dv(GET_DISPATCH(), (index, v));
+}
/*
* Array [unnormalized/normalized/integer][size][type] of VertexAttrib
* functions
*/
-static attrib_func AttribFuncsARB[3][4][NUM_TYPES] = {
+static const attrib_func AttribFuncsARB[4][4][NUM_TYPES] = {
{
/* non-normalized */
{
NULL, /* GL_FLOAT */
NULL /* GL_DOUBLE */
}
+ },
+ {
+ /* double-valued */
+ {
+ /* size 1 */
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ (attrib_func) VertexAttribL1dv,
+ },
+ {
+ /* size 2 */
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ (attrib_func) VertexAttribL2dv,
+ },
+ {
+ /* size 3 */
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ (attrib_func) VertexAttribL3dv,
+ },
+ {
+ /* size 4 */
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ (attrib_func) VertexAttribL4dv,
+ }
}
-};
-/**********************************************************************/
+};
-GLboolean _ae_create_context( struct gl_context *ctx )
+/*
+ * Return VertexAttrib*NV function pointer matching the provided vertex format.
+ */
+static inline attrib_func
+func_nv(const struct gl_vertex_format *vformat)
{
- if (ctx->aelt_context)
- return GL_TRUE;
-
- /* These _gloffset_* values may not be compile-time constants */
- SecondaryColorFuncs[0] = _gloffset_SecondaryColor3bv;
- SecondaryColorFuncs[1] = _gloffset_SecondaryColor3ubv;
- SecondaryColorFuncs[2] = _gloffset_SecondaryColor3sv;
- SecondaryColorFuncs[3] = _gloffset_SecondaryColor3usv;
- SecondaryColorFuncs[4] = _gloffset_SecondaryColor3iv;
- SecondaryColorFuncs[5] = _gloffset_SecondaryColor3uiv;
- SecondaryColorFuncs[6] = _gloffset_SecondaryColor3fvEXT;
- SecondaryColorFuncs[7] = _gloffset_SecondaryColor3dv;
-
- FogCoordFuncs[0] = -1;
- FogCoordFuncs[1] = -1;
- FogCoordFuncs[2] = -1;
- FogCoordFuncs[3] = -1;
- FogCoordFuncs[4] = -1;
- FogCoordFuncs[5] = -1;
- FogCoordFuncs[6] = _gloffset_FogCoordfvEXT;
- FogCoordFuncs[7] = _gloffset_FogCoorddv;
-
- ctx->aelt_context = calloc(1, sizeof(AEcontext));
- if (!ctx->aelt_context)
- return GL_FALSE;
-
- AE_CONTEXT(ctx)->NewState = ~0;
- return GL_TRUE;
+ return AttribFuncsNV[vformat->Normalized][vformat->Size-1]
+ [TYPE_IDX(vformat->Type)];
}
-void _ae_destroy_context( struct gl_context *ctx )
-{
- if ( AE_CONTEXT( ctx ) ) {
- free(ctx->aelt_context);
- ctx->aelt_context = NULL;
- }
-}
-
-static void check_vbo( AEcontext *actx,
- struct gl_buffer_object *vbo )
+/*
+ * Return VertexAttrib*ARB function pointer matching the provided vertex format.
+ */
+static inline attrib_func
+func_arb(const struct gl_vertex_format *vformat)
{
- if (_mesa_is_bufferobj(vbo) && !_mesa_bufferobj_mapped(vbo)) {
- GLuint i;
- for (i = 0; i < actx->nr_vbos; i++)
- if (actx->vbo[i] == vbo)
- return;
- assert(actx->nr_vbos < VERT_ATTRIB_MAX);
- actx->vbo[actx->nr_vbos++] = vbo;
- }
+ return AttribFuncsARB[vertex_format_to_index(vformat)][vformat->Size-1]
+ [TYPE_IDX(vformat->Type)];
}
-/**
- * Make a list of per-vertex functions to call for each glArrayElement call.
- * These functions access the array data (i.e. glVertex, glColor, glNormal,
- * etc).
- * Note: this may be called during display list construction.
+/*
+ * Return the address of the array attribute array at elt in the
+ * vertex array object vao.
*/
-static void _ae_update_state( struct gl_context *ctx )
-{
- AEcontext *actx = AE_CONTEXT(ctx);
- AEarray *aa = actx->arrays;
- AEattrib *at = actx->attribs;
- GLuint i;
- struct gl_array_object *arrayObj = ctx->Array.ArrayObj;
-
- actx->nr_vbos = 0;
-
- /* conventional vertex arrays */
- if (arrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX];
- aa->offset = IndexFuncs[TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
- aa++;
- }
- if (arrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG];
- aa->offset = _gloffset_EdgeFlagv;
- check_vbo(actx, aa->array->BufferObj);
- aa++;
- }
- if (arrayObj->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_NORMAL];
- aa->offset = NormalFuncs[TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
- aa++;
- }
- if (arrayObj->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR0];
- aa->offset = ColorFuncs[aa->array->Size-3][TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
- aa++;
- }
- if (arrayObj->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR1];
- aa->offset = SecondaryColorFuncs[TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
- aa++;
- }
- if (arrayObj->VertexAttrib[VERT_ATTRIB_FOG].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_FOG];
- aa->offset = FogCoordFuncs[TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
- aa++;
- }
- for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
- struct gl_client_array *attribArray = &arrayObj->VertexAttrib[VERT_ATTRIB_TEX(i)];
- if (attribArray->Enabled) {
- /* NOTE: we use generic glVertexAttribNV functions here.
- * If we ever remove GL_NV_vertex_program this will have to change.
- */
- at->array = attribArray;
- ASSERT(!at->array->Normalized);
- at->func = AttribFuncsNV[at->array->Normalized]
- [at->array->Size-1]
- [TYPE_IDX(at->array->Type)];
- at->index = VERT_ATTRIB_TEX0 + i;
- check_vbo(actx, at->array->BufferObj);
- at++;
- }
- }
+static inline const void *
+attrib_src(const struct gl_vertex_array_object *vao,
+ const struct gl_array_attributes *array, GLint elt)
+{
+ const struct gl_vertex_buffer_binding *binding =
+ &vao->BufferBinding[array->BufferBindingIndex];
+ const GLubyte *src = _mesa_vertex_attrib_address(array, binding);
- /* generic vertex attribute arrays */
- for (i = 1; i < VERT_ATTRIB_GENERIC_MAX; i++) { /* skip zero! */
- struct gl_client_array *attribArray = &arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC(i)];
- if (attribArray->Enabled) {
- GLint intOrNorm;
- at->array = attribArray;
- /* Note: we can't grab the _glapi_Dispatch->VertexAttrib1fvNV
- * function pointer here (for float arrays) since the pointer may
- * change from one execution of _ae_ArrayElement() to
- * the next. Doing so caused UT to break.
- */
- if (at->array->Integer)
- intOrNorm = 2;
- else if (at->array->Normalized)
- intOrNorm = 1;
- else
- intOrNorm = 0;
-
- at->func = AttribFuncsARB[intOrNorm]
- [at->array->Size-1]
- [TYPE_IDX(at->array->Type)];
-
- at->index = i;
- check_vbo(actx, at->array->BufferObj);
- at++;
- }
+ if (binding->BufferObj) {
+ src = ADD_POINTERS(binding->BufferObj->Mappings[MAP_INTERNAL].Pointer,
+ src);
}
- /* finally, vertex position */
- if (arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC0].Enabled) {
- /* Use glVertex(v) instead of glVertexAttrib(0, v) to be sure it's
- * issued as the last (provoking) attribute).
- */
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC0];
- assert(aa->array->Size >= 2); /* XXX fix someday? */
- aa->offset = VertexFuncs[aa->array->Size-2][TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
- aa++;
- }
- else if (arrayObj->VertexAttrib[VERT_ATTRIB_POS].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_POS];
- aa->offset = VertexFuncs[aa->array->Size-2][TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
- aa++;
- }
-
- check_vbo(actx, arrayObj->ElementArrayBufferObj);
-
- ASSERT(at - actx->attribs <= VERT_ATTRIB_MAX);
- ASSERT(aa - actx->arrays < 32);
- at->func = NULL; /* terminate the list */
- aa->offset = -1; /* terminate the list */
-
- actx->NewState = 0;
+ return src + elt * binding->Stride;
}
-void _ae_map_vbos( struct gl_context *ctx )
-{
- AEcontext *actx = AE_CONTEXT(ctx);
- GLuint i;
-
- if (actx->mapped_vbos)
- return;
-
- if (actx->NewState)
- _ae_update_state(ctx);
- for (i = 0; i < actx->nr_vbos; i++)
- ctx->Driver.MapBufferRange(ctx, 0,
- actx->vbo[i]->Size,
- GL_MAP_READ_BIT,
- actx->vbo[i]);
-
- if (actx->nr_vbos)
- actx->mapped_vbos = GL_TRUE;
-}
-
-void _ae_unmap_vbos( struct gl_context *ctx )
+void
+_mesa_array_element(struct gl_context *ctx, GLint elt)
{
- AEcontext *actx = AE_CONTEXT(ctx);
- GLuint i;
-
- if (!actx->mapped_vbos)
- return;
+ const struct gl_vertex_array_object *vao = ctx->Array.VAO;
+ GLbitfield mask;
- assert (!actx->NewState);
+ /* emit conventional arrays elements */
+ mask = (VERT_BIT_FF_ALL & ~VERT_BIT_POS) & vao->Enabled;
+ while (mask) {
+ const gl_vert_attrib attrib = u_bit_scan(&mask);
+ const struct gl_array_attributes *array = &vao->VertexAttrib[attrib];
+ const void *src = attrib_src(vao, array, elt);
+ func_nv(&array->Format)(attrib, src);
+ }
- for (i = 0; i < actx->nr_vbos; i++)
- ctx->Driver.UnmapBuffer(ctx, actx->vbo[i]);
+ /* emit generic attribute elements */
+ mask = (VERT_BIT_GENERIC_ALL & ~VERT_BIT_GENERIC0) & vao->Enabled;
+ while (mask) {
+ const gl_vert_attrib attrib = u_bit_scan(&mask);
+ const struct gl_array_attributes *array = &vao->VertexAttrib[attrib];
+ const void *src = attrib_src(vao, array, elt);
+ func_arb(&array->Format)(attrib - VERT_ATTRIB_GENERIC0, src);
+ }
- actx->mapped_vbos = GL_FALSE;
+ /* finally, vertex position */
+ if (vao->Enabled & VERT_BIT_GENERIC0) {
+ const gl_vert_attrib attrib = VERT_ATTRIB_GENERIC0;
+ const struct gl_array_attributes *array = &vao->VertexAttrib[attrib];
+ const void *src = attrib_src(vao, array, elt);
+ func_arb(&array->Format)(0, src);
+ } else if (vao->Enabled & VERT_BIT_POS) {
+ const gl_vert_attrib attrib = VERT_ATTRIB_POS;
+ const struct gl_array_attributes *array = &vao->VertexAttrib[attrib];
+ const void *src = attrib_src(vao, array, elt);
+ func_nv(&array->Format)(0, src);
+ }
}
* for all enabled vertex arrays (for elt-th element).
* Note: this may be called during display list construction.
*/
-void GLAPIENTRY _ae_ArrayElement( GLint elt )
+void GLAPIENTRY
+_ae_ArrayElement(GLint elt)
{
GET_CURRENT_CONTEXT(ctx);
- const AEcontext *actx = AE_CONTEXT(ctx);
- const AEarray *aa;
- const AEattrib *at;
- const struct _glapi_table * const disp = GET_DISPATCH();
- GLboolean do_map;
+ struct gl_vertex_array_object *vao;
/* If PrimitiveRestart is enabled and the index is the RestartIndex
* then we call PrimitiveRestartNV and return.
*/
- if (ctx->Array._PrimitiveRestart && (elt == ctx->Array._RestartIndex)) {
- CALL_PrimitiveRestartNV((struct _glapi_table *)disp, ());
+ if (ctx->Array.PrimitiveRestart && (elt == ctx->Array.RestartIndex)) {
+ CALL_PrimitiveRestartNV(GET_DISPATCH(), ());
return;
}
- if (actx->NewState) {
- assert(!actx->mapped_vbos);
- _ae_update_state( ctx );
- }
-
- /* Determine if we need to map/unmap VBOs */
- do_map = actx->nr_vbos && !actx->mapped_vbos;
-
- if (do_map)
- _ae_map_vbos(ctx);
-
- /* emit generic attribute elements */
- for (at = actx->attribs; at->func; at++) {
- const GLubyte *src
- = ADD_POINTERS(at->array->BufferObj->Pointer, at->array->Ptr)
- + elt * at->array->StrideB;
- at->func( at->index, src );
- }
+ vao = ctx->Array.VAO;
+ _mesa_vao_map_arrays(ctx, vao, GL_MAP_READ_BIT);
- /* emit conventional arrays elements */
- for (aa = actx->arrays; aa->offset != -1 ; aa++) {
- const GLubyte *src
- = ADD_POINTERS(aa->array->BufferObj->Pointer, aa->array->Ptr)
- + elt * aa->array->StrideB;
- CALL_by_offset( disp, (array_func), aa->offset,
- ((const void *) src) );
- }
+ _mesa_array_element(ctx, elt);
- if (do_map)
- _ae_unmap_vbos(ctx);
-}
-
-
-void _ae_invalidate_state( struct gl_context *ctx, GLuint new_state )
-{
- AEcontext *actx = AE_CONTEXT(ctx);
-
-
- /* Only interested in this subset of mesa state. Need to prune
- * this down as both tnl/ and the drivers can raise statechanges
- * for arcane reasons in the middle of seemingly atomic operations
- * like DrawElements, over which we'd like to keep a known set of
- * arrays and vbo's mapped.
- *
- * Luckily, neither the drivers nor tnl muck with the state that
- * concerns us here:
- */
- new_state &= _NEW_ARRAY | _NEW_PROGRAM;
- if (new_state) {
- assert(!actx->mapped_vbos);
- actx->NewState |= new_state;
- }
+ _mesa_vao_unmap_arrays(ctx, vao);
}
-void _mesa_install_arrayelt_vtxfmt(struct _glapi_table *disp,
- const GLvertexformat *vfmt)
+void
+_mesa_install_arrayelt_vtxfmt(struct _glapi_table *disp,
+ const GLvertexformat *vfmt)
{
SET_ArrayElement(disp, vfmt->ArrayElement);
}