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authorKeith Whitwell <keith@tungstengraphics.com>2007-01-16 11:22:57 +0000
committerKeith Whitwell <keith@tungstengraphics.com>2007-01-16 11:22:57 +0000
commit6a3fdc3a1ea6c306d9543791bf172dd1052d7382 (patch)
treec372c6daff13e435e79914c2e40dfe9d370c337b /src/mesa/main/api_arrayelt.c
parent0b412f8f156b46b0e7220a2b61e0f41781769f66 (diff)
parenta03fc8277180e2171519165a724849e2254ef0b7 (diff)
Merge branch 'master' of git+ssh://keithw@git.freedesktop.org/git/mesa/mesa into vbo-0.2
Conflicts: src/mesa/array_cache/sources src/mesa/drivers/dri/i965/brw_context.c src/mesa/drivers/dri/i965/brw_draw.c src/mesa/drivers/dri/i965/brw_fallback.c src/mesa/drivers/dri/i965/brw_vs_emit.c src/mesa/drivers/dri/i965/brw_vs_tnl.c src/mesa/drivers/dri/mach64/mach64_context.c src/mesa/main/extensions.c src/mesa/main/getstring.c src/mesa/tnl/sources src/mesa/tnl/t_save_api.c src/mesa/tnl/t_save_playback.c src/mesa/tnl/t_vtx_api.c src/mesa/tnl/t_vtx_exec.c src/mesa/vbo/vbo_attrib.h src/mesa/vbo/vbo_exec_api.c src/mesa/vbo/vbo_save_api.c src/mesa/vbo/vbo_save_draw.c
Diffstat (limited to 'src/mesa/main/api_arrayelt.c')
-rw-r--r--src/mesa/main/api_arrayelt.c113
1 files changed, 106 insertions, 7 deletions
diff --git a/src/mesa/main/api_arrayelt.c b/src/mesa/main/api_arrayelt.c
index dda659bbc3..1899975213 100644
--- a/src/mesa/main/api_arrayelt.c
+++ b/src/mesa/main/api_arrayelt.c
@@ -53,6 +53,11 @@ 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)
@@ -1046,7 +1051,7 @@ GLboolean _ae_create_context( GLcontext *ctx )
FogCoordFuncs[6] = _gloffset_FogCoordfvEXT;
FogCoordFuncs[7] = _gloffset_FogCoorddvEXT;
- ctx->aelt_context = MALLOC( sizeof(AEcontext) );
+ ctx->aelt_context = CALLOC( sizeof(AEcontext) );
if (!ctx->aelt_context)
return GL_FALSE;
@@ -1063,6 +1068,19 @@ void _ae_destroy_context( GLcontext *ctx )
}
}
+static void check_vbo( AEcontext *actx,
+ struct gl_buffer_object *vbo )
+{
+ if (vbo->Name && !vbo->Pointer) {
+ 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;
+ }
+}
+
/**
* Make a list of per-vertex functions to call for each glArrayElement call.
@@ -1077,35 +1095,43 @@ static void _ae_update_state( GLcontext *ctx )
AEattrib *at = actx->attribs;
GLuint i;
+ actx->nr_vbos = 0;
+
/* conventional vertex arrays */
if (ctx->Array.ArrayObj->Index.Enabled) {
aa->array = &ctx->Array.ArrayObj->Index;
aa->offset = IndexFuncs[TYPE_IDX(aa->array->Type)];
+ check_vbo(actx, aa->array->BufferObj);
aa++;
}
if (ctx->Array.ArrayObj->EdgeFlag.Enabled) {
aa->array = &ctx->Array.ArrayObj->EdgeFlag;
aa->offset = _gloffset_EdgeFlagv;
+ check_vbo(actx, aa->array->BufferObj);
aa++;
}
if (ctx->Array.ArrayObj->Normal.Enabled) {
aa->array = &ctx->Array.ArrayObj->Normal;
aa->offset = NormalFuncs[TYPE_IDX(aa->array->Type)];
+ check_vbo(actx, aa->array->BufferObj);
aa++;
}
if (ctx->Array.ArrayObj->Color.Enabled) {
aa->array = &ctx->Array.ArrayObj->Color;
aa->offset = ColorFuncs[aa->array->Size-3][TYPE_IDX(aa->array->Type)];
+ check_vbo(actx, aa->array->BufferObj);
aa++;
}
if (ctx->Array.ArrayObj->SecondaryColor.Enabled) {
aa->array = &ctx->Array.ArrayObj->SecondaryColor;
aa->offset = SecondaryColorFuncs[TYPE_IDX(aa->array->Type)];
+ check_vbo(actx, aa->array->BufferObj);
aa++;
}
if (ctx->Array.ArrayObj->FogCoord.Enabled) {
aa->array = &ctx->Array.ArrayObj->FogCoord;
aa->offset = FogCoordFuncs[TYPE_IDX(aa->array->Type)];
+ check_vbo(actx, aa->array->BufferObj);
aa++;
}
for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
@@ -1120,11 +1146,12 @@ static void _ae_update_state( GLcontext *ctx )
[at->array->Size-1]
[TYPE_IDX(at->array->Type)];
at->index = VERT_ATTRIB_TEX0 + i;
+ check_vbo(actx, at->array->BufferObj);
at++;
}
}
- /* generic vertex attribute arrays */
+ /* generic vertex attribute arrays */
for (i = 1; i < VERT_ATTRIB_MAX; i++) { /* skip zero! */
struct gl_client_array *attribArray = &ctx->Array.ArrayObj->VertexAttrib[i];
if (attribArray->Enabled) {
@@ -1146,6 +1173,7 @@ static void _ae_update_state( GLcontext *ctx )
[TYPE_IDX(at->array->Type)];
}
at->index = i;
+ check_vbo(actx, at->array->BufferObj);
at++;
}
}
@@ -1158,14 +1186,18 @@ static void _ae_update_state( GLcontext *ctx )
aa->array = &ctx->Array.ArrayObj->VertexAttrib[0];
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 (ctx->Array.ArrayObj->Vertex.Enabled) {
aa->array = &ctx->Array.ArrayObj->Vertex;
aa->offset = VertexFuncs[aa->array->Size-2][TYPE_IDX(aa->array->Type)];
+ check_vbo(actx, aa->array->BufferObj);
aa++;
}
+ check_vbo(actx, ctx->Array.ElementArrayBufferObj);
+
ASSERT(at - actx->attribs <= VERT_ATTRIB_MAX);
ASSERT(aa - actx->arrays < 32);
at->func = NULL; /* terminate the list */
@@ -1174,6 +1206,45 @@ static void _ae_update_state( GLcontext *ctx )
actx->NewState = 0;
}
+void _ae_map_vbos( GLcontext *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.MapBuffer(ctx,
+ GL_ARRAY_BUFFER_ARB,
+ GL_DYNAMIC_DRAW_ARB,
+ actx->vbo[i]);
+
+ if (actx->nr_vbos)
+ actx->mapped_vbos = GL_TRUE;
+}
+
+void _ae_unmap_vbos( GLcontext *ctx )
+{
+ AEcontext *actx = AE_CONTEXT(ctx);
+ GLuint i;
+
+ if (!actx->mapped_vbos)
+ return;
+
+ assert (!actx->NewState);
+
+ for (i = 0; i < actx->nr_vbos; i++)
+ ctx->Driver.UnmapBuffer(ctx,
+ GL_ARRAY_BUFFER_ARB,
+ actx->vbo[i]);
+
+ actx->mapped_vbos = GL_FALSE;
+}
+
/**
* Called via glArrayElement() and glDrawArrays().
@@ -1188,15 +1259,24 @@ void GLAPIENTRY _ae_loopback_array_elt( GLint elt )
const AEarray *aa;
const AEattrib *at;
const struct _glapi_table * const disp = GET_DISPATCH();
+ GLboolean do_map;
-
- if (actx->NewState)
+ if (actx->NewState) {
+ assert(!actx->mapped_vbos);
_ae_update_state( ctx );
+ }
+
+ do_map = actx->nr_vbos && !actx->mapped_vbos;
+ /*
+ */
+ if (do_map)
+ _ae_map_vbos(ctx);
+
/* generic attributes */
for (at = actx->attribs; at->func; at++) {
const GLubyte *src
- = ADD_POINTERS(at->array->BufferObj->Data, at->array->Ptr)
+ = ADD_POINTERS(at->array->BufferObj->Pointer, at->array->Ptr)
+ elt * at->array->StrideB;
at->func( at->index, src );
}
@@ -1204,15 +1284,34 @@ void GLAPIENTRY _ae_loopback_array_elt( GLint elt )
/* conventional arrays */
for (aa = actx->arrays; aa->offset != -1 ; aa++) {
const GLubyte *src
- = ADD_POINTERS(aa->array->BufferObj->Data, aa->array->Ptr)
+ = ADD_POINTERS(aa->array->BufferObj->Pointer, aa->array->Ptr)
+ elt * aa->array->StrideB;
CALL_by_offset( disp, (array_func), aa->offset,
((const void *) src) );
}
+
+ if (do_map)
+ _ae_unmap_vbos(ctx);
}
void _ae_invalidate_state( GLcontext *ctx, GLuint new_state )
{
- AE_CONTEXT(ctx)->NewState |= 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;
+ }
}