/*
* 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 "macros.h"
#include "mtypes.h"
#include "main/dispatch.h"
+#include "varray.h"
typedef void (GLAPIENTRY *array_func)( const void * );
typedef struct {
- const struct gl_client_array *array;
+ const struct gl_vertex_attrib_array *array;
+ const struct gl_vertex_buffer_binding *binding;
int offset;
} AEarray;
typedef void (GLAPIENTRY *attrib_func)( GLuint indx, const void *data );
typedef struct {
- const struct gl_client_array *array;
+ const struct gl_vertex_attrib_array *array;
+ const struct gl_vertex_buffer_binding *binding;
attrib_func func;
GLuint index;
} AEattrib;
AEattrib attribs[VERT_ATTRIB_MAX + 1];
GLuint NewState;
+ /* List of VBOs we need to map before executing ArrayElements */
struct gl_buffer_object *vbo[VERT_ATTRIB_MAX];
GLuint nr_vbos;
- GLboolean mapped_vbos;
-
+ GLboolean mapped_vbos; /**< Any currently mapped VBOs? */
} AEcontext;
-#define AE_CONTEXT(ctx) ((AEcontext *)(ctx)->aelt_context)
+
+/** Cast wrapper */
+static inline AEcontext *
+AE_CONTEXT(struct gl_context *ctx)
+{
+ return (AEcontext *) ctx->aelt_context;
+}
/*
* 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 )
+static inline int
+TYPE_IDX(GLenum t)
+{
+ return t == GL_DOUBLE ? 7 : t & 7;
+}
+
#define NUM_TYPES 8
}
-
-
/*
* Array [unnormalized/normalized/integer][size][type] of VertexAttrib
* functions
}
};
-/**********************************************************************/
-
-GLboolean _ae_create_context( struct gl_context *ctx )
+GLboolean
+_ae_create_context(struct gl_context *ctx)
{
if (ctx->aelt_context)
return GL_TRUE;
}
-void _ae_destroy_context( struct gl_context *ctx )
+void
+_ae_destroy_context(struct gl_context *ctx)
{
- if ( AE_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 )
+
+/**
+ * Check if the given vertex buffer object exists and is not mapped.
+ * If so, add it to the list of buffers we must map before executing
+ * an glArrayElement call.
+ */
+static void
+check_vbo(AEcontext *actx, struct gl_buffer_object *vbo)
{
- if (_mesa_is_bufferobj(vbo) && !_mesa_bufferobj_mapped(vbo)) {
+ if (_mesa_is_bufferobj(vbo) &&
+ !_mesa_bufferobj_mapped(vbo, MAP_INTERNAL)) {
GLuint i;
for (i = 0; i < actx->nr_vbos; i++)
- if (actx->vbo[i] == vbo)
- return;
+ if (actx->vbo[i] == vbo)
+ return; /* already in the list, we're done */
assert(actx->nr_vbos < VERT_ATTRIB_MAX);
actx->vbo[actx->nr_vbos++] = vbo;
}
* etc).
* Note: this may be called during display list construction.
*/
-static void _ae_update_state( struct gl_context *ctx )
+static void
+_ae_update_state(struct gl_context *ctx)
{
AEcontext *actx = AE_CONTEXT(ctx);
- AEarray *aa = actx->arrays;
- AEattrib *at = actx->attribs;
+ AEarray *aa = actx->arrays; /* non-indexed arrays (ex: glNormal) */
+ AEattrib *at = actx->attribs; /* indexed arrays (ex: glMultiTexCoord) */
GLuint i;
- struct gl_array_object *arrayObj = ctx->Array.ArrayObj;
+ struct gl_vertex_array_object *vao = ctx->Array.VAO;
actx->nr_vbos = 0;
/* conventional vertex arrays */
- if (arrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX];
+ if (vao->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled) {
+ aa->array = &vao->VertexAttrib[VERT_ATTRIB_COLOR_INDEX];
+ aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
aa->offset = IndexFuncs[TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
+ check_vbo(actx, aa->binding->BufferObj);
aa++;
}
- if (arrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG];
+
+ if (vao->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled) {
+ aa->array = &vao->VertexAttrib[VERT_ATTRIB_EDGEFLAG];
+ aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
aa->offset = _gloffset_EdgeFlagv;
- check_vbo(actx, aa->array->BufferObj);
+ check_vbo(actx, aa->binding->BufferObj);
aa++;
}
- if (arrayObj->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_NORMAL];
+
+ if (vao->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) {
+ aa->array = &vao->VertexAttrib[VERT_ATTRIB_NORMAL];
+ aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
aa->offset = NormalFuncs[TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
+ check_vbo(actx, aa->binding->BufferObj);
aa++;
}
- if (arrayObj->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR0];
+
+ if (vao->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled) {
+ aa->array = &vao->VertexAttrib[VERT_ATTRIB_COLOR0];
+ aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
aa->offset = ColorFuncs[aa->array->Size-3][TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
+ check_vbo(actx, aa->binding->BufferObj);
aa++;
}
- if (arrayObj->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR1];
+
+ if (vao->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled) {
+ aa->array = &vao->VertexAttrib[VERT_ATTRIB_COLOR1];
+ aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
aa->offset = SecondaryColorFuncs[TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
+ check_vbo(actx, aa->binding->BufferObj);
aa++;
}
- if (arrayObj->VertexAttrib[VERT_ATTRIB_FOG].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_FOG];
+
+ if (vao->VertexAttrib[VERT_ATTRIB_FOG].Enabled) {
+ aa->array = &vao->VertexAttrib[VERT_ATTRIB_FOG];
+ aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
aa->offset = FogCoordFuncs[TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
+ check_vbo(actx, aa->binding->BufferObj);
aa++;
}
+
for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
- struct gl_client_array *attribArray = &arrayObj->VertexAttrib[VERT_ATTRIB_TEX(i)];
+ struct gl_vertex_attrib_array *attribArray =
+ &vao->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->binding = &vao->VertexBinding[attribArray->VertexBinding];
+ 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);
+ check_vbo(actx, at->binding->BufferObj);
at++;
}
}
- /* generic vertex attribute arrays */
+ /* 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)];
+ struct gl_vertex_attrib_array *attribArray =
+ &vao->VertexAttrib[VERT_ATTRIB_GENERIC(i)];
if (attribArray->Enabled) {
GLint intOrNorm;
at->array = attribArray;
+ at->binding = &vao->VertexBinding[attribArray->VertexBinding];
/* 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
[TYPE_IDX(at->array->Type)];
at->index = i;
- check_vbo(actx, at->array->BufferObj);
+ check_vbo(actx, at->binding->BufferObj);
at++;
}
}
/* finally, vertex position */
- if (arrayObj->VertexAttrib[VERT_ATTRIB_GENERIC0].Enabled) {
+ if (vao->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];
+ aa->array = &vao->VertexAttrib[VERT_ATTRIB_GENERIC0];
+ aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
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);
+ check_vbo(actx, aa->binding->BufferObj);
aa++;
}
- else if (arrayObj->VertexAttrib[VERT_ATTRIB_POS].Enabled) {
- aa->array = &arrayObj->VertexAttrib[VERT_ATTRIB_POS];
+ else if (vao->VertexAttrib[VERT_ATTRIB_POS].Enabled) {
+ aa->array = &vao->VertexAttrib[VERT_ATTRIB_POS];
+ aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
aa->offset = VertexFuncs[aa->array->Size-2][TYPE_IDX(aa->array->Type)];
- check_vbo(actx, aa->array->BufferObj);
+ check_vbo(actx, aa->binding->BufferObj);
aa++;
}
- check_vbo(actx, arrayObj->ElementArrayBufferObj);
+ check_vbo(actx, vao->IndexBufferObj);
- ASSERT(at - actx->attribs <= VERT_ATTRIB_MAX);
- ASSERT(aa - actx->arrays < 32);
+ 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;
}
-void _ae_map_vbos( struct gl_context *ctx )
+
+/**
+ * Before replaying glArrayElements calls we need to map (for reading) any
+ * VBOs referenced by the enabled vertex arrays.
+ */
+void
+_ae_map_vbos(struct gl_context *ctx)
{
AEcontext *actx = AE_CONTEXT(ctx);
GLuint i;
-
+
if (actx->mapped_vbos)
return;
ctx->Driver.MapBufferRange(ctx, 0,
actx->vbo[i]->Size,
GL_MAP_READ_BIT,
- actx->vbo[i]);
+ actx->vbo[i],
+ MAP_INTERNAL);
if (actx->nr_vbos)
actx->mapped_vbos = GL_TRUE;
}
-void _ae_unmap_vbos( struct gl_context *ctx )
+
+/**
+ * Unmap VBOs
+ */
+void
+_ae_unmap_vbos(struct gl_context *ctx)
{
AEcontext *actx = AE_CONTEXT(ctx);
GLuint i;
assert (!actx->NewState);
for (i = 0; i < actx->nr_vbos; i++)
- ctx->Driver.UnmapBuffer(ctx, actx->vbo[i]);
+ ctx->Driver.UnmapBuffer(ctx, actx->vbo[i], MAP_INTERNAL);
actx->mapped_vbos = GL_FALSE;
}
* 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);
/* If PrimitiveRestart is enabled and the index is the RestartIndex
* then we call PrimitiveRestartNV and return.
*/
- if (ctx->Array._PrimitiveRestart && (elt == ctx->Array._RestartIndex)) {
+ if (ctx->Array.PrimitiveRestart && (elt == ctx->Array.RestartIndex)) {
CALL_PrimitiveRestartNV((struct _glapi_table *)disp, ());
return;
}
if (actx->NewState) {
assert(!actx->mapped_vbos);
- _ae_update_state( ctx );
+ _ae_update_state(ctx);
}
/* Determine if we need to map/unmap 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 );
+ = ADD_POINTERS(at->binding->BufferObj->Mappings[MAP_INTERNAL].Pointer,
+ _mesa_vertex_attrib_address(at->array, at->binding))
+ + elt * at->binding->Stride;
+ at->func(at->index, src);
}
/* 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) );
+ = ADD_POINTERS(aa->binding->BufferObj->Mappings[MAP_INTERNAL].Pointer,
+ _mesa_vertex_attrib_address(aa->array, aa->binding))
+ + elt * aa->binding->Stride;
+ CALL_by_offset(disp, (array_func), aa->offset, ((const void *) src));
}
if (do_map)
}
-void _ae_invalidate_state( struct gl_context *ctx, GLuint new_state )
+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.
+ * arrays and vbo's mapped.
*
* Luckily, neither the drivers nor tnl muck with the state that
* concerns us here:
}
-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);
}
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