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authorjtg <jtg>1999-08-19 00:55:39 +0000
committerjtg <jtg>1999-08-19 00:55:39 +0000
commitafb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1c (patch)
tree59d65b4da12fb5379224cf5f6b808fde91523c7f /src/mesa/main/varray.c
parentf2544d4920ce168bec9cd94d774b7ea5103a3d74 (diff)
Initial revision
Diffstat (limited to 'src/mesa/main/varray.c')
-rw-r--r--src/mesa/main/varray.c1259
1 files changed, 1259 insertions, 0 deletions
diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c
new file mode 100644
index 00000000000..b63d6a7cceb
--- /dev/null
+++ b/src/mesa/main/varray.c
@@ -0,0 +1,1259 @@
+/* $Id: varray.c,v 1.1 1999/08/19 00:55:41 jtg Exp $ */
+
+/*
+ * Mesa 3-D graphics library
+ * Version: 3.1
+ *
+ * Copyright (C) 1999 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifdef PC_HEADER
+#include "all.h"
+#else
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include "context.h"
+#include "api.h"
+#include "cva.h"
+#include "enable.h"
+#include "enums.h"
+#include "dlist.h"
+#include "light.h"
+#include "macros.h"
+#include "mmath.h"
+#include "pipeline.h"
+#include "texstate.h"
+#include "translate.h"
+#include "types.h"
+#include "varray.h"
+#include "vb.h"
+#include "vbfill.h"
+#include "vbrender.h"
+#include "vbindirect.h"
+#include "vbxform.h"
+#include "xform.h"
+#ifdef XFree86Server
+#include "GL/xf86glx.h"
+#endif
+#endif
+
+
+void GLAPIENTRY glVertexPointer(CTX_ARG GLint size, GLenum type, GLsizei stride,
+ const GLvoid *ptr )
+{
+ GLcontext *ctx;
+ GET_CONTEXT;
+ CHECK_CONTEXT;
+ ctx = CC;
+
+ if (size<2 || size>4) {
+ gl_error( ctx, GL_INVALID_VALUE, "glVertexPointer(size)" );
+ return;
+ }
+ if (stride<0) {
+ gl_error( ctx, GL_INVALID_VALUE, "glVertexPointer(stride)" );
+ return;
+ }
+
+ if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
+ fprintf(stderr, "glVertexPointer( sz %d type %s stride %d )\n", size,
+ gl_lookup_enum_by_nr( type ),
+ stride);
+
+ ctx->Array.Vertex.StrideB = stride;
+ if (!stride) {
+ switch (type) {
+ case GL_SHORT:
+ ctx->Array.Vertex.StrideB = size*sizeof(GLshort);
+ break;
+ case GL_INT:
+ ctx->Array.Vertex.StrideB = size*sizeof(GLint);
+ break;
+ case GL_FLOAT:
+ ctx->Array.Vertex.StrideB = size*sizeof(GLfloat);
+ break;
+ case GL_DOUBLE:
+ ctx->Array.Vertex.StrideB = size*sizeof(GLdouble);
+ break;
+ default:
+ gl_error( ctx, GL_INVALID_ENUM, "glVertexPointer(type)" );
+ return;
+ }
+ }
+ ctx->Array.Vertex.Size = size;
+ ctx->Array.Vertex.Type = type;
+ ctx->Array.Vertex.Stride = stride;
+ ctx->Array.Vertex.Ptr = (void *) ptr;
+ ctx->Array.VertexFunc = gl_trans_4f_tab[size][TYPE_IDX(type)];
+ ctx->Array.VertexEltFunc = gl_trans_elt_4f_tab[size][TYPE_IDX(type)];
+ ctx->Array.NewArrayState |= VERT_OBJ_ANY;
+ ctx->NewState |= NEW_CLIENT_STATE;
+}
+
+
+
+
+void GLAPIENTRY glNormalPointer(CTX_ARG GLenum type, GLsizei stride,
+ const GLvoid *ptr )
+{
+ GLcontext *ctx;
+ GET_CONTEXT;
+ CHECK_CONTEXT;
+ ctx = CC;
+
+ if (stride<0) {
+ gl_error( ctx, GL_INVALID_VALUE, "glNormalPointer(stride)" );
+ return;
+ }
+
+ if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
+ fprintf(stderr, "glNormalPointer( type %s stride %d )\n",
+ gl_lookup_enum_by_nr( type ),
+ stride);
+
+ ctx->Array.Normal.StrideB = stride;
+ if (!stride) {
+ switch (type) {
+ case GL_BYTE:
+ ctx->Array.Normal.StrideB = 3*sizeof(GLbyte);
+ break;
+ case GL_SHORT:
+ ctx->Array.Normal.StrideB = 3*sizeof(GLshort);
+ break;
+ case GL_INT:
+ ctx->Array.Normal.StrideB = 3*sizeof(GLint);
+ break;
+ case GL_FLOAT:
+ ctx->Array.Normal.StrideB = 3*sizeof(GLfloat);
+ break;
+ case GL_DOUBLE:
+ ctx->Array.Normal.StrideB = 3*sizeof(GLdouble);
+ break;
+ default:
+ gl_error( ctx, GL_INVALID_ENUM, "glNormalPointer(type)" );
+ return;
+ }
+ }
+ ctx->Array.Normal.Type = type;
+ ctx->Array.Normal.Stride = stride;
+ ctx->Array.Normal.Ptr = (void *) ptr;
+ ctx->Array.NormalFunc = gl_trans_3f_tab[TYPE_IDX(type)];
+ ctx->Array.NormalEltFunc = gl_trans_elt_3f_tab[TYPE_IDX(type)];
+ ctx->Array.NewArrayState |= VERT_NORM;
+ ctx->NewState |= NEW_CLIENT_STATE;
+}
+
+
+
+void GLAPIENTRY glColorPointer(CTX_ARG GLint size, GLenum type, GLsizei stride,
+ const GLvoid *ptr )
+{
+ GLcontext *ctx;
+ GET_CONTEXT;
+ CHECK_CONTEXT;
+ ctx = CC;
+ if (size<3 || size>4) {
+ gl_error( ctx, GL_INVALID_VALUE, "glColorPointer(size)" );
+ return;
+ }
+ if (stride<0) {
+ gl_error( ctx, GL_INVALID_VALUE, "glColorPointer(stride)" );
+ return;
+ }
+
+ if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
+ fprintf(stderr, "glColorPointer( sz %d type %s stride %d )\n", size,
+ gl_lookup_enum_by_nr( type ),
+ stride);
+
+ ctx->Array.Color.StrideB = stride;
+ if (!stride) {
+ switch (type) {
+ case GL_BYTE:
+ ctx->Array.Color.StrideB = size*sizeof(GLbyte);
+ break;
+ case GL_UNSIGNED_BYTE:
+ ctx->Array.Color.StrideB = size*sizeof(GLubyte);
+ break;
+ case GL_SHORT:
+ ctx->Array.Color.StrideB = size*sizeof(GLshort);
+ break;
+ case GL_UNSIGNED_SHORT:
+ ctx->Array.Color.StrideB = size*sizeof(GLushort);
+ break;
+ case GL_INT:
+ ctx->Array.Color.StrideB = size*sizeof(GLint);
+ break;
+ case GL_UNSIGNED_INT:
+ ctx->Array.Color.StrideB = size*sizeof(GLuint);
+ break;
+ case GL_FLOAT:
+ ctx->Array.Color.StrideB = size*sizeof(GLfloat);
+ break;
+ case GL_DOUBLE:
+ ctx->Array.Color.StrideB = size*sizeof(GLdouble);
+ break;
+ default:
+ gl_error( ctx, GL_INVALID_ENUM, "glColorPointer(type)" );
+ return;
+ }
+ }
+ ctx->Array.Color.Size = size;
+ ctx->Array.Color.Type = type;
+ ctx->Array.Color.Stride = stride;
+ ctx->Array.Color.Ptr = (void *) ptr;
+ ctx->Array.ColorFunc = gl_trans_4ub_tab[size][TYPE_IDX(type)];
+ ctx->Array.ColorEltFunc = gl_trans_elt_4ub_tab[size][TYPE_IDX(type)];
+ ctx->Array.NewArrayState |= VERT_RGBA;
+ ctx->NewState |= NEW_CLIENT_STATE;
+}
+
+
+
+void GLAPIENTRY glIndexPointer(CTX_ARG GLenum type, GLsizei stride,
+ const GLvoid *ptr )
+{
+ GLcontext *ctx;
+ GET_CONTEXT;
+ CHECK_CONTEXT;
+ ctx = CC;
+
+ if (stride<0) {
+ gl_error( ctx, GL_INVALID_VALUE, "glIndexPointer(stride)" );
+ return;
+ }
+
+ ctx->Array.Index.StrideB = stride;
+ if (!stride) {
+ switch (type) {
+ case GL_UNSIGNED_BYTE:
+ ctx->Array.Index.StrideB = sizeof(GLubyte);
+ break;
+ case GL_SHORT:
+ ctx->Array.Index.StrideB = sizeof(GLshort);
+ break;
+ case GL_INT:
+ ctx->Array.Index.StrideB = sizeof(GLint);
+ break;
+ case GL_FLOAT:
+ ctx->Array.Index.StrideB = sizeof(GLfloat);
+ break;
+ case GL_DOUBLE:
+ ctx->Array.Index.StrideB = sizeof(GLdouble);
+ break;
+ default:
+ gl_error( ctx, GL_INVALID_ENUM, "glIndexPointer(type)" );
+ return;
+ }
+ }
+ ctx->Array.Index.Type = type;
+ ctx->Array.Index.Stride = stride;
+ ctx->Array.Index.Ptr = (void *) ptr;
+ ctx->Array.IndexFunc = gl_trans_1ui_tab[TYPE_IDX(type)];
+ ctx->Array.IndexEltFunc = gl_trans_elt_1ui_tab[TYPE_IDX(type)];
+ ctx->Array.NewArrayState |= VERT_INDEX;
+ ctx->NewState |= NEW_CLIENT_STATE;
+}
+
+
+
+void GLAPIENTRY glTexCoordPointer(CTX_ARG GLint size, GLenum type,
+ GLsizei stride, const GLvoid *ptr )
+{
+ GLuint texUnit;
+
+ GLcontext *ctx;
+ GET_CONTEXT;
+ CHECK_CONTEXT;
+ ctx = CC;
+
+ texUnit = ctx->TexCoordUnit;
+
+ if (size<1 || size>4) {
+ gl_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(size)" );
+ return;
+ }
+ if (stride<0) {
+ gl_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(stride)" );
+ return;
+ }
+
+ if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
+ fprintf(stderr, "glTexCoordPointer( unit %u sz %d type %s stride %d )\n",
+ texUnit,
+ size,
+ gl_lookup_enum_by_nr( type ),
+ stride);
+
+ ctx->Array.TexCoord[texUnit].StrideB = stride;
+ if (!stride) {
+ switch (type) {
+ case GL_SHORT:
+ ctx->Array.TexCoord[texUnit].StrideB = size*sizeof(GLshort);
+ break;
+ case GL_INT:
+ ctx->Array.TexCoord[texUnit].StrideB = size*sizeof(GLint);
+ break;
+ case GL_FLOAT:
+ ctx->Array.TexCoord[texUnit].StrideB = size*sizeof(GLfloat);
+ break;
+ case GL_DOUBLE:
+ ctx->Array.TexCoord[texUnit].StrideB = size*sizeof(GLdouble);
+ break;
+ default:
+ gl_error( ctx, GL_INVALID_ENUM, "glTexCoordPointer(type)" );
+ return;
+ }
+ }
+ ctx->Array.TexCoord[texUnit].Size = size;
+ ctx->Array.TexCoord[texUnit].Type = type;
+ ctx->Array.TexCoord[texUnit].Stride = stride;
+ ctx->Array.TexCoord[texUnit].Ptr = (void *) ptr;
+
+ ctx->Array.TexCoordFunc[texUnit] = gl_trans_4f_tab[size][TYPE_IDX(type)];
+ ctx->Array.TexCoordEltFunc[texUnit] = gl_trans_elt_4f_tab[size][TYPE_IDX(type)];
+ ctx->Array.NewArrayState |= PIPE_TEX(texUnit);
+ ctx->NewState |= NEW_CLIENT_STATE;
+}
+
+
+
+
+void GLAPIENTRY glEdgeFlagPointer(CTX_ARG GLsizei stride, const void *vptr )
+{
+ const GLboolean *ptr = (GLboolean *)vptr;
+
+ GLcontext *ctx;
+ GET_CONTEXT;
+ CHECK_CONTEXT;
+ ctx = CC;
+
+ if (stride<0) {
+ gl_error( ctx, GL_INVALID_VALUE, "glEdgeFlagPointer(stride)" );
+ return;
+ }
+ ctx->Array.EdgeFlag.Stride = stride;
+ ctx->Array.EdgeFlag.StrideB = stride ? stride : sizeof(GLboolean);
+ ctx->Array.EdgeFlag.Ptr = (GLboolean *) ptr;
+ if (stride != sizeof(GLboolean)) {
+ ctx->Array.EdgeFlagFunc = gl_trans_1ub_tab[TYPE_IDX(GL_UNSIGNED_BYTE)];
+ } else {
+ ctx->Array.EdgeFlagFunc = 0;
+ }
+ ctx->Array.EdgeFlagEltFunc = gl_trans_elt_1ub_tab[TYPE_IDX(GL_UNSIGNED_BYTE)];
+ ctx->Array.NewArrayState |= VERT_EDGE;
+ ctx->NewState |= NEW_CLIENT_STATE;
+}
+
+
+/* Called only from gl_DrawElements
+ */
+void gl_CVAEltPointer( GLcontext *ctx, GLenum type, const GLvoid *ptr )
+{
+ switch (type) {
+ case GL_UNSIGNED_BYTE:
+ ctx->CVA.Elt.StrideB = sizeof(GLubyte);
+ break;
+ case GL_UNSIGNED_SHORT:
+ ctx->CVA.Elt.StrideB = sizeof(GLushort);
+ break;
+ case GL_UNSIGNED_INT:
+ ctx->CVA.Elt.StrideB = sizeof(GLuint);
+ break;
+ default:
+ gl_error( ctx, GL_INVALID_ENUM, "glEltPointer(type)" );
+ return;
+ }
+ ctx->CVA.Elt.Type = type;
+ ctx->CVA.Elt.Stride = 0;
+ ctx->CVA.Elt.Ptr = (void *) ptr;
+ ctx->CVA.EltFunc = gl_trans_1ui_tab[TYPE_IDX(type)];
+ ctx->Array.NewArrayState |= VERT_ELT; /* ??? */
+}
+
+
+
+/* KW: Batch function to exec all the array elements in the input
+ * buffer prior to transform. Done only the first time a vertex
+ * buffer is executed or compiled.
+ */
+void gl_exec_array_elements( GLcontext *ctx, struct immediate *IM )
+{
+ GLuint *flags = IM->Flag;
+ GLuint *elts = IM->Elt;
+ GLuint count = IM->Count;
+ GLuint start = IM->Start;
+ GLuint translate = ctx->Array.Flags;
+ GLuint i;
+
+ if (translate & VERT_OBJ_ANY)
+ (ctx->Array.VertexEltFunc)( IM->Obj,
+ &ctx->Array.Vertex,
+ flags, elts, VERT_ELT,
+ start, count);
+
+ if (translate & VERT_NORM)
+ (ctx->Array.NormalEltFunc)( IM->Normal,
+ &ctx->Array.Normal,
+ flags, elts, (VERT_ELT|VERT_NORM),
+ start, count);
+
+ if (translate & VERT_EDGE)
+ (ctx->Array.EdgeFlagEltFunc)( IM->EdgeFlag,
+ &ctx->Array.EdgeFlag,
+ flags, elts, (VERT_ELT|VERT_EDGE),
+ start, count);
+
+ if (translate & VERT_RGBA)
+ (ctx->Array.ColorEltFunc)( IM->Color,
+ &ctx->Array.Color,
+ flags, elts, (VERT_ELT|VERT_RGBA),
+ start, count);
+
+ if (translate & VERT_INDEX)
+ (ctx->Array.IndexEltFunc)( IM->Index,
+ &ctx->Array.Index,
+ flags, elts, (VERT_ELT|VERT_INDEX),
+ start, count);
+
+ if (translate & VERT_TEX0_ANY)
+ (ctx->Array.TexCoordEltFunc[0])( IM->TexCoord[0],
+ &ctx->Array.TexCoord[0],
+ flags, elts, (VERT_ELT|VERT_TEX0_ANY),
+ start, count);
+
+ if (translate & VERT_TEX1_ANY)
+ (ctx->Array.TexCoordEltFunc[1])( IM->TexCoord[1],
+ &ctx->Array.TexCoord[1],
+ flags, elts, (VERT_ELT|VERT_TEX1_ANY),
+ start, count);
+
+ IM->OrFlag |= translate;
+
+ /* Lighting ignores the and-flag, so still need to do this.
+ */
+ if (IM->AndFlag & VERT_ELT) {
+ for (i = 0 ; i < count ; i++)
+ flags[i] |= translate;
+ IM->AndFlag |= translate;
+ } else {
+ GLuint andflag = ~0;
+ for (i = 0 ; i < count ; i++) {
+ if (flags[i] & VERT_ELT) flags[i] |= translate;
+ andflag &= flags[i];
+ }
+ IM->AndFlag = andflag;
+ }
+}
+
+
+
+/* KW: I think this is moving in the right direction, but it still feels
+ * like we are doing way too much work.
+ */
+void gl_DrawArrays( GLcontext *ctx, GLenum mode, GLint start, GLsizei count )
+{
+ struct vertex_buffer *VB = ctx->VB;
+ GLint i;
+
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glDrawArrays");
+
+ if (count<0) {
+ gl_error( ctx, GL_INVALID_VALUE, "glDrawArrays(count)" );
+ return;
+ }
+
+ if (!ctx->CompileFlag && ctx->Array.Vertex.Enabled)
+ {
+ GLint remaining = count;
+ GLint i;
+ GLvector4f obj;
+ GLvector3f norm;
+ GLvector4f tc[MAX_TEXTURE_UNITS];
+ GLvector4ub col;
+ GLvector1ub edge;
+ GLvector1ui index;
+ GLuint update = 0, translate = 0;
+ struct vertex_array_pointers VSrc;
+ struct immediate *IM = VB->IM;
+ struct gl_client_array *client_data;
+ struct gl_pipeline *elt = &ctx->CVA.elt;
+ GLuint relock;
+ GLuint fallback, required;
+
+ if (ctx->NewState)
+ gl_update_state( ctx );
+
+ /* This will die miserably with CVA... Need more work to support this.
+ */
+ relock = ctx->CompileCVAFlag;
+ ctx->CompileCVAFlag = 0;
+
+ if (!elt->pipeline_valid || relock)
+ gl_build_immediate_pipeline( ctx );
+
+ required = elt->inputs;
+ fallback = (elt->inputs & ~ctx->Array.Summary);
+
+ VSrc.Color = &IM->v.Color;
+ VSrc.Index = &IM->v.Index;
+ VSrc.EdgeFlag = &IM->v.EdgeFlag;
+ VSrc.TexCoord[0] = &IM->v.TexCoord[0];
+ VSrc.TexCoord[1] = &IM->v.TexCoord[1];
+ VSrc.Obj = &IM->v.Obj;
+ VSrc.Normal = &IM->v.Normal;
+
+ if (required & VERT_RGBA)
+ {
+ client_data = &ctx->Array.Color;
+ if (fallback & VERT_RGBA)
+ client_data = &ctx->Fallback.Color;
+
+ if (client_data->Type == GL_UNSIGNED_BYTE &&
+ client_data->Size == 4)
+ {
+ VSrc.Color = &col;
+ col.data = (GLubyte (*)[4]) client_data->Ptr;
+ col.stride = client_data->StrideB;
+ col.flags = VEC_NOT_WRITABLE|VEC_GOOD_STRIDE;
+ if (client_data->StrideB != 4 * sizeof(GLubyte))
+ col.flags ^= VEC_STRIDE_FLAGS;
+
+ update |= VERT_RGBA;
+ } else {
+ translate |= VERT_RGBA;
+ }
+ }
+
+ if (required & VERT_INDEX)
+ {
+ client_data = &ctx->Array.Index;
+ if (fallback & VERT_INDEX)
+ client_data = &ctx->Fallback.Index;
+
+ if (client_data->Type == GL_UNSIGNED_INT)
+ {
+ VSrc.Index = &index;
+ index.data = (GLuint *) client_data->Ptr;
+ index.stride = client_data->StrideB;
+ index.flags = VEC_NOT_WRITABLE|VEC_GOOD_STRIDE;
+ if (client_data->StrideB != sizeof(GLuint))
+ index.flags ^= VEC_STRIDE_FLAGS;
+
+ update |= VERT_INDEX;
+ } else {
+ translate |= VERT_INDEX;
+ }
+ }
+
+ for (i = 0 ; i < MAX_TEXTURE_UNITS ; i++)
+ {
+ GLuint flag = VERT_TEX_ANY(i);
+
+ if (required & flag) {
+
+ client_data = &ctx->Array.TexCoord[i];
+
+ if (fallback & flag)
+ {
+ client_data = &ctx->Fallback.TexCoord[i];
+ client_data->Size = gl_texcoord_size( ctx->Current.Flag, i );
+ }
+
+ if (client_data->Type == GL_FLOAT)
+ {
+ VSrc.TexCoord[i] = &tc[i];
+ tc[i].data = (GLfloat (*)[4]) client_data->Ptr;
+ tc[i].stride = client_data->StrideB;
+ tc[i].size = client_data->Size;
+ tc[i].flags = VEC_NOT_WRITABLE|VEC_GOOD_STRIDE;
+ if (tc[i].stride |= 4 * sizeof(GLfloat))
+ tc[i].flags ^= VEC_STRIDE_FLAGS;
+ update |= flag;
+ } else {
+ translate |= flag;
+ }
+ }
+ }
+
+ if (ctx->Array.Flags != ctx->Array.Flag[0])
+ for (i = 0 ; i < VB_MAX ; i++)
+ ctx->Array.Flag[i] = ctx->Array.Flags;
+
+
+ if (ctx->Array.Vertex.Type == GL_FLOAT)
+ {
+ VSrc.Obj = &obj;
+ obj.data = (GLfloat (*)[4]) ctx->Array.Vertex.Ptr;
+ obj.stride = ctx->Array.Vertex.StrideB;
+ obj.size = ctx->Array.Vertex.Size;
+ obj.flags = VEC_NOT_WRITABLE|VEC_GOOD_STRIDE;
+ if (obj.stride != 4 * sizeof(GLfloat))
+ obj.flags ^= VEC_STRIDE_FLAGS;
+
+ update |= VERT_OBJ_ANY;
+ }
+ else
+ {
+ translate |= VERT_OBJ_ANY;
+ }
+
+ if (required & VERT_NORM)
+ {
+ client_data = &ctx->Array.Normal;
+ if (fallback & VERT_NORM)
+ client_data = &ctx->Fallback.Normal;
+
+ if (client_data->Type == GL_FLOAT)
+ {
+ VSrc.Normal = &norm;
+ norm.flags = 0;
+ norm.data = (GLfloat (*)[3]) client_data->Ptr;
+ norm.stride = client_data->StrideB;
+ update |= VERT_NORM;
+ } else {
+ translate |= VERT_NORM;
+ }
+ }
+
+ if ( (required & VERT_EDGE) &&
+ (mode == GL_TRIANGLES ||
+ mode == GL_QUADS ||
+ mode == GL_POLYGON))
+ {
+ client_data = &ctx->Array.EdgeFlag;
+
+ if (fallback & VERT_EDGE)
+ client_data = &ctx->Fallback.EdgeFlag;
+
+ VSrc.EdgeFlag = &edge;
+ edge.data = (GLboolean *) client_data->Ptr;
+ edge.stride = client_data->StrideB;
+ edge.flags = VEC_NOT_WRITABLE|VEC_GOOD_STRIDE;
+ if (edge.stride != sizeof(GLubyte))
+ edge.flags ^= VEC_STRIDE_FLAGS;
+
+ update |= VERT_EDGE;
+ }
+
+ VB->Primitive = IM->Primitive;
+ VB->NextPrimitive = IM->NextPrimitive;
+ VB->MaterialMask = IM->MaterialMask;
+ VB->Material = IM->Material;
+ VB->BoundsPtr = 0;
+
+ while (remaining > 0) {
+ GLint vbspace = VB_MAX - VB_START;
+ GLuint count, n;
+
+
+ if (vbspace >= remaining) {
+ n = remaining;
+ VB->LastPrimitive = VB_START + n;
+ } else {
+ n = vbspace;
+ VB->LastPrimitive = VB_START;
+ }
+
+ VB->CullMode = 0;
+
+
+ /* Update pointers.
+ */
+ if (update) {
+ if (update & VERT_OBJ_ANY)
+ obj.start = VEC_ELT(&obj, GLfloat, start);
+
+ if (update & VERT_NORM)
+ norm.start = VEC_ELT(&norm, GLfloat, start);
+
+ if (update & VERT_EDGE)
+ edge.start = VEC_ELT(&edge, GLubyte, start);
+
+ if (update & VERT_RGBA)
+ col.start = VEC_ELT(&col, GLubyte, start);
+
+ if (update & VERT_INDEX)
+ index.start = VEC_ELT(&index, GLuint, start);
+
+ if (update & VERT_TEX0_ANY)
+ tc[0].start = VEC_ELT(&tc[0], GLfloat, start);
+
+ if (update & VERT_TEX1_ANY)
+ tc[1].start = VEC_ELT(&tc[1], GLfloat, start);
+ }
+
+
+ /* Translate data to fix up type and stride.
+ */
+ if (translate) {
+ if (translate & VERT_OBJ_ANY) {
+ ctx->Array.VertexFunc( IM->Obj + VB_START,
+ &ctx->Array.Vertex, start, n );
+ }
+
+ if (translate & VERT_NORM) {
+ ctx->Array.NormalFunc( IM->Normal + VB_START,
+ &ctx->Array.Normal, start, n );
+ }
+
+ if (translate & VERT_EDGE) {
+ ctx->Array.EdgeFlagFunc( IM->EdgeFlag + VB_START,
+ &ctx->Array.EdgeFlag, start, n );
+ }
+
+ if (translate & VERT_RGBA) {
+ ctx->Array.ColorFunc( IM->Color + VB_START,
+ &ctx->Array.Color, start, n );
+ }
+
+ if (translate & VERT_INDEX) {
+ ctx->Array.IndexFunc( IM->Index + VB_START,
+ &ctx->Array.Index, start, n );
+ }
+
+ if (translate & VERT_TEX0_ANY) {
+ IM->v.TexCoord[0].size = tc[0].size;
+ ctx->Array.TexCoordFunc[0]( IM->TexCoord[0] + VB_START,
+ &ctx->Array.TexCoord[0], start, n );
+ }
+
+ if (translate & VERT_TEX1_ANY) {
+ IM->v.TexCoord[1].size = tc[1].size;
+ ctx->Array.TexCoordFunc[1]( IM->TexCoord[1] + VB_START,
+ &ctx->Array.TexCoord[1], start, n );
+ }
+ }
+
+
+ VB->ObjPtr = VSrc.Obj;
+ VB->NormalPtr = VSrc.Normal;
+ VB->Color[0] = VB->Color[1] = VB->ColorPtr = VSrc.Color;
+ VB->IndexPtr = VSrc.Index;
+ VB->EdgeFlagPtr = VSrc.EdgeFlag;
+ VB->TexCoordPtr[0] = VSrc.TexCoord[0];
+ VB->TexCoordPtr[1] = VSrc.TexCoord[1];
+
+ VB->Flag = ctx->Array.Flag;
+ VB->AndFlag = ctx->Array.Flags;
+ VB->OrFlag = ctx->Array.Flags;
+
+ count = VB->Count = VB_START + n;
+
+ VB->ObjPtr->count = count;
+ VB->NormalPtr->count = count;
+ VB->ColorPtr->count = count;
+ VB->IndexPtr->count = count;
+ VB->EdgeFlagPtr->count = count;
+ VB->TexCoordPtr[0]->count = count;
+ VB->TexCoordPtr[1]->count = count;
+
+ VB->Flag[count] |= VERT_END_VB;
+ VB->Flag[VB_START] |= VERT_NORM;
+/* VB->Flag[VB_START] |= (IM->Flag[vb_start] & VERT_MATERIAL); */
+
+ VB->NextPrimitive[VB->CopyStart] = VB->Count;
+ VB->Primitive[VB->CopyStart] = mode;
+
+ /* Transform and render.
+ */
+ gl_run_pipeline( VB );
+ gl_reset_vb( VB );
+
+ ctx->Array.Flag[count] = ctx->Array.Flags;
+ ctx->Array.Flag[VB_START] = ctx->Array.Flags;
+ IM->Flag[VB_START] = 0;
+
+ start += n;
+ remaining -= n;
+ }
+
+ ctx->CompileCVAFlag = relock;
+ }
+ else if (ctx->Array.Vertex.Enabled)
+ {
+ /* The GL_COMPILE and GL_COMPILE_AND_EXECUTE cases. These
+ * could be handled by the above code, but it gets a little
+ * complex.
+ */
+ /* No need to reset - never called from inside a display list */
+ gl_Begin( ctx, mode );
+ for (i=0;i<count;i++) {
+ gl_ArrayElement( ctx, start+i );
+ }
+ gl_End( ctx );
+ }
+ else
+ {
+ /* The degenerate case where vertices are not enabled - only
+ * need to process the very final array element, as all of the
+ * preceding ones would be overwritten anyway.
+ */
+ gl_Begin( ctx, mode );
+ gl_ArrayElement( ctx, start+count );
+ gl_End( ctx );
+ }
+}
+
+
+
+/* KW: Exactly fakes the effects of calling glArrayElement multiple times.
+ * Compilation is handled via. the IM->maybe_transform_vb() callback.
+ */
+#define DRAW_ELT(FUNC, TYPE) \
+static void FUNC( GLcontext *ctx, GLenum mode, \
+ TYPE *indices, GLuint count ) \
+{ \
+ GLuint i,j; \
+ \
+ if (count) gl_Begin( ctx, mode ); \
+ \
+ for (j = 0 ; j < count ; ) { \
+ GLuint nr = MIN2( VB_MAX, count - j + VB_START ); \
+ struct immediate *IM = ctx->input; \
+ GLuint sf = IM->Flag[VB_START]; \
+ GLuint flags = IM->ArrayOrFlags; \
+ \
+ for (i = VB_START ; i < nr ; i++) { \
+ IM->Elt[i] = (GLuint) *indices++; \
+ IM->Flag[i] = flags; \
+ } \
+ \
+ if (j == 0) IM->Flag[VB_START] |= sf; \
+ \
+ IM->Count = nr; \
+ j += nr - VB_START; \
+ \
+ if (j == count) gl_End( ctx ); \
+ \
+ IM->maybe_transform_vb( IM ); \
+ } \
+}
+
+DRAW_ELT( draw_elt_ubyte, GLubyte )
+DRAW_ELT( draw_elt_ushort, GLushort )
+DRAW_ELT( draw_elt_uint, GLuint )
+
+
+static GLuint natural_stride[0x10] =
+{
+ sizeof(GLbyte), /* 0 */
+ sizeof(GLubyte), /* 1 */
+ sizeof(GLshort), /* 2 */
+ sizeof(GLushort), /* 3 */
+ sizeof(GLint), /* 4 */
+ sizeof(GLuint), /* 5 */
+ sizeof(GLfloat), /* 6 */
+ 2 * sizeof(GLbyte), /* 7 */
+ 3 * sizeof(GLbyte), /* 8 */
+ 4 * sizeof(GLbyte), /* 9 */
+ sizeof(GLdouble), /* a */
+ 0, /* b */
+ 0, /* c */
+ 0, /* d */
+ 0, /* e */
+ 0 /* f */
+};
+
+void GLAPIENTRY glDrawElements(CTX_ARG GLenum mode, GLsizei count,
+ GLenum type, const GLvoid *indices )
+{
+ GLcontext *ctx;
+ struct gl_cva *cva;
+
+ GET_CONTEXT;
+ CHECK_CONTEXT;
+ ctx = CC;
+
+ cva = &ctx->CVA;
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glDrawElements");
+
+ if (count<0) {
+ gl_error( ctx, GL_INVALID_VALUE, "glDrawElements(count)" );
+ return;
+ }
+
+ if (mode < 0 || mode > GL_POLYGON) {
+ gl_error( ctx, GL_INVALID_ENUM, "glDrawArrays(mode)" );
+ return;
+ }
+
+ if (type != GL_UNSIGNED_INT && type != GL_UNSIGNED_BYTE && type != GL_UNSIGNED_SHORT)
+ {
+ gl_error( ctx, GL_INVALID_ENUM, "glDrawElements(type)" );
+ return;
+ }
+
+ if (ctx->NewState)
+ gl_update_state(ctx);
+
+ if (ctx->CompileCVAFlag)
+ {
+#if defined(MESA_CVA_PROF)
+ force_init_prof();
+#endif
+
+ /* Treat VERT_ELT like a special client array.
+ */
+ ctx->Array.NewArrayState |= VERT_ELT;
+ ctx->Array.Summary |= VERT_ELT;
+ ctx->Array.Flags |= VERT_ELT;
+
+ cva->elt_mode = mode;
+ cva->elt_count = count;
+ cva->Elt.Type = type;
+ cva->Elt.Ptr = (void *) indices;
+ cva->Elt.StrideB = natural_stride[TYPE_IDX(type)];
+ cva->EltFunc = gl_trans_1ui_tab[TYPE_IDX(type)];
+
+ if (!cva->pre.pipeline_valid)
+ gl_build_precalc_pipeline( ctx );
+ else if (MESA_VERBOSE & VERBOSE_PIPELINE)
+ fprintf(stderr, ": dont rebuild\n");
+
+ gl_cva_force_precalc( ctx );
+
+ /* Did we 'precalculate' the render op?
+ */
+ if (ctx->CVA.pre.ops & PIPE_OP_RENDER) {
+ ctx->Array.NewArrayState |= VERT_ELT;
+ ctx->Array.Summary &= ~VERT_ELT;
+ ctx->Array.Flags &= ~VERT_ELT;
+ return;
+ }
+
+ if ( (MESA_VERBOSE&VERBOSE_VARRAY) )
+ printf("using immediate\n");
+ }
+
+
+ /* Otherwise, have to use the immediate path to render.
+ */
+ switch (type) {
+ case GL_UNSIGNED_BYTE:
+ {
+ GLubyte *ub_indices = (GLubyte *) indices;
+ if (ctx->Array.Summary & VERT_OBJ_ANY) {
+ draw_elt_ubyte( ctx, mode, ub_indices, count );
+ } else {
+ gl_ArrayElement( ctx, (GLuint) ub_indices[count-1] );
+ }
+ }
+ break;
+ case GL_UNSIGNED_SHORT:
+ {
+ GLushort *us_indices = (GLushort *) indices;
+ if (ctx->Array.Summary & VERT_OBJ_ANY) {
+ draw_elt_ushort( ctx, mode, us_indices, count );
+ } else {
+ gl_ArrayElement( ctx, (GLuint) us_indices[count-1] );
+ }
+ }
+ break;
+ case GL_UNSIGNED_INT:
+ {
+ GLuint *ui_indices = (GLuint *) indices;
+ if (ctx->Array.Summary & VERT_OBJ_ANY) {
+ draw_elt_uint( ctx, mode, ui_indices, count );
+ } else {
+ gl_ArrayElement( ctx, ui_indices[count-1] );
+ }
+ }
+ break;
+ default:
+ gl_error( ctx, GL_INVALID_ENUM, "glDrawElements(type)" );
+ break;
+ }
+
+ if (ctx->CompileCVAFlag) {
+ ctx->Array.NewArrayState |= VERT_ELT;
+ ctx->Array.Summary &= ~VERT_ELT;
+ }
+}
+
+
+
+void GLAPIENTRY glInterleavedArrays(CTX_ARG GLenum format, GLsizei stride,
+ const GLvoid *pointer )
+{
+ GLcontext *ctx;
+ GLboolean tflag, cflag, nflag; /* enable/disable flags */
+ GLint tcomps, ccomps, vcomps; /* components per texcoord, color, vertex */
+
+ GLenum ctype; /* color type */
+ GLint coffset, noffset, voffset;/* color, normal, vertex offsets */
+ GLint defstride; /* default stride */
+ GLint c, f;
+ GLint coordUnitSave;
+
+ GET_CONTEXT;
+ CHECK_CONTEXT;
+ ctx = CC;
+
+
+ f = sizeof(GLfloat);
+ c = f * ((4*sizeof(GLubyte) + (f-1)) / f);
+
+ if (stride<0) {
+ gl_error( ctx, GL_INVALID_VALUE, "glInterleavedArrays(stride)" );
+ return;
+ }
+
+ switch (format) {
+ case GL_V2F:
+ tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_FALSE;
+ tcomps = 0; ccomps = 0; vcomps = 2;
+ voffset = 0;
+ defstride = 2*f;
+ break;
+ case GL_V3F:
+ tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_FALSE;
+ tcomps = 0; ccomps = 0; vcomps = 3;
+ voffset = 0;
+ defstride = 3*f;
+ break;
+ case GL_C4UB_V2F:
+ tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE;
+ tcomps = 0; ccomps = 4; vcomps = 2;
+ ctype = GL_UNSIGNED_BYTE;
+ coffset = 0;
+ voffset = c;
+ defstride = c + 2*f;
+ break;
+ case GL_C4UB_V3F:
+ tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE;
+ tcomps = 0; ccomps = 4; vcomps = 3;
+ ctype = GL_UNSIGNED_BYTE;
+ coffset = 0;
+ voffset = c;
+ defstride = c + 3*f;
+ break;
+ case GL_C3F_V3F:
+ tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE;
+ tcomps = 0; ccomps = 3; vcomps = 3;
+ ctype = GL_FLOAT;
+ coffset = 0;
+ voffset = 3*f;
+ defstride = 6*f;
+ break;
+ case GL_N3F_V3F:
+ tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_TRUE;
+ tcomps = 0; ccomps = 0; vcomps = 3;
+ noffset = 0;
+ voffset = 3*f;
+ defstride = 6*f;
+ break;
+ case GL_C4F_N3F_V3F:
+ tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_TRUE;
+ tcomps = 0; ccomps = 4; vcomps = 3;
+ ctype = GL_FLOAT;
+ coffset = 0;
+ noffset = 4*f;
+ voffset = 7*f;
+ defstride = 10*f;
+ break;
+ case GL_T2F_V3F:
+ tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_FALSE;
+ tcomps = 2; ccomps = 0; vcomps = 3;
+ voffset = 2*f;
+ defstride = 5*f;
+ break;
+ case GL_T4F_V4F:
+ tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_FALSE;
+ tcomps = 4; ccomps = 0; vcomps = 4;
+ voffset = 4*f;
+ defstride = 8*f;
+ break;
+ case GL_T2F_C4UB_V3F:
+ tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_FALSE;
+ tcomps = 2; ccomps = 4; vcomps = 3;
+ ctype = GL_UNSIGNED_BYTE;
+ coffset = 2*f;
+ voffset = c+2*f;
+ defstride = c+5*f;
+ break;
+ case GL_T2F_C3F_V3F:
+ tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_FALSE;
+ tcomps = 2; ccomps = 3; vcomps = 3;
+ ctype = GL_FLOAT;
+ coffset = 2*f;
+ voffset = 5*f;
+ defstride = 8*f;
+ break;
+ case GL_T2F_N3F_V3F:
+ tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_TRUE;
+ tcomps = 2; ccomps = 0; vcomps = 3;
+ noffset = 2*f;
+ voffset = 5*f;
+ defstride = 8*f;
+ break;
+ case GL_T2F_C4F_N3F_V3F:
+ tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_TRUE;
+ tcomps = 2; ccomps = 4; vcomps = 3;
+ ctype = GL_FLOAT;
+ coffset = 2*f;
+ noffset = 6*f;
+ voffset = 9*f;
+ defstride = 12*f;
+ break;
+ case GL_T4F_C4F_N3F_V4F:
+ tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_TRUE;
+ tcomps = 4; ccomps = 4; vcomps = 4;
+ ctype = GL_FLOAT;
+ coffset = 4*f;
+ noffset = 8*f;
+ voffset = 11*f;
+ defstride = 15*f;
+ break;
+ default:
+ gl_error( ctx, GL_INVALID_ENUM, "glInterleavedArrays(format)" );
+ return;
+ }
+
+ if (stride==0) {
+ stride = defstride;
+ }
+
+ gl_DisableClientState( ctx, GL_EDGE_FLAG_ARRAY );
+ gl_DisableClientState( ctx, GL_INDEX_ARRAY );
+
+ /* Texcoords */
+ coordUnitSave = ctx->TexCoordUnit;
+ if (tflag) {
+ GLint i;
+ GLint factor = ctx->Array.TexCoordInterleaveFactor;
+ for (i = 0; i < factor; i++) {
+ gl_ActiveTexture( ctx, (GLenum) (GL_TEXTURE0_ARB + i) );
+ gl_EnableClientState( ctx, GL_TEXTURE_COORD_ARRAY );
+ glTexCoordPointer(CTX_PRM tcomps, GL_FLOAT, stride,
+ (GLubyte *) pointer + i * coffset );
+ }
+ for (i = factor; i < ctx->Const.MaxTextureUnits; i++) {
+ gl_ActiveTexture( ctx, (GLenum) (GL_TEXTURE0_ARB + i) );
+ gl_DisableClientState( ctx, GL_TEXTURE_COORD_ARRAY );
+ }
+ }
+ else {
+ GLint i;
+ for (i = 0; i < ctx->Const.MaxTextureUnits; i++) {
+ gl_ActiveTexture( ctx, (GLenum) (GL_TEXTURE0_ARB + i) );
+ gl_DisableClientState( ctx, GL_TEXTURE_COORD_ARRAY );
+ }
+ }
+ /* Restore texture coordinate unit index */
+ gl_ActiveTexture( ctx, (GLenum) (GL_TEXTURE0_ARB + coordUnitSave) );
+
+
+ /* Color */
+ if (cflag) {
+ gl_EnableClientState( ctx, GL_COLOR_ARRAY );
+ glColorPointer(CTX_PRM ccomps, ctype, stride,
+ (GLubyte*) pointer + coffset );
+ }
+ else {
+ gl_DisableClientState( ctx, GL_COLOR_ARRAY );
+ }
+
+
+ /* Normals */
+ if (nflag) {
+ gl_EnableClientState( ctx, GL_NORMAL_ARRAY );
+ glNormalPointer(CTX_PRM GL_FLOAT, stride,
+ (GLubyte*) pointer + noffset );
+ }
+ else {
+ gl_DisableClientState( ctx, GL_NORMAL_ARRAY );
+ }
+
+ gl_EnableClientState( ctx, GL_VERTEX_ARRAY );
+ glVertexPointer(CTX_PRM vcomps, GL_FLOAT, stride,
+ (GLubyte *) pointer + voffset );
+}
+
+
+
+void GLAPIENTRY glDrawRangeElements(CTX_ARG GLenum mode, GLuint start,
+ GLuint end, GLsizei count,
+ GLenum type, const GLvoid *indices )
+{
+ GLcontext *ctx;
+ GET_CONTEXT;
+ CHECK_CONTEXT;
+ ctx = CC;
+
+ if (end < start) {
+ gl_error(ctx, GL_INVALID_VALUE, "glDrawRangeElements( end < start )");
+ return;
+ }
+
+ if (!ctx->Array.LockCount && 2*count > 3*(end-start)) {
+ glLockArraysEXT(CTX_PRM start, end );
+ glDrawElements(CTX_PRM mode, count, type, indices );
+ glUnlockArraysEXT(CTX_VPRM );
+ } else {
+ glDrawElements(CTX_PRM mode, count, type, indices );
+ }
+}
+
+
+
+void gl_update_client_state( GLcontext *ctx )
+{
+ static GLuint sz_flags[5] = { 0,
+ 0,
+ VERT_OBJ_2,
+ VERT_OBJ_23,
+ VERT_OBJ_234 };
+
+ static GLuint tc_flags[5] = { 0,
+ VERT_TEX0_1,
+ VERT_TEX0_12,
+ VERT_TEX0_123,
+ VERT_TEX0_1234 };
+
+ ctx->Array.Flags = 0;
+ ctx->Array.Summary = 0;
+ ctx->input->ArrayIncr = 0;
+
+ if (ctx->Array.Normal.Enabled) ctx->Array.Flags |= VERT_NORM;
+ if (ctx->Array.Color.Enabled) ctx->Array.Flags |= VERT_RGBA;
+ if (ctx->Array.Index.Enabled) ctx->Array.Flags |= VERT_INDEX;
+ if (ctx->Array.EdgeFlag.Enabled) ctx->Array.Flags |= VERT_EDGE;
+ if (ctx->Array.Vertex.Enabled) {
+ ctx->Array.Flags |= sz_flags[ctx->Array.Vertex.Size];
+ ctx->input->ArrayIncr = 1;
+ }
+ if (ctx->Array.TexCoord[0].Enabled) {
+ ctx->Array.Flags |= tc_flags[ctx->Array.TexCoord[0].Size];
+ }
+ if (ctx->Array.TexCoord[1].Enabled) {
+ ctx->Array.Flags |= (tc_flags[ctx->Array.TexCoord[1].Size] << NR_TEXSIZE_BITS);
+ }
+
+ /* Not really important any more:
+ */
+ ctx->Array.Summary = ctx->Array.Flags & VERT_DATA;
+
+ ctx->input->ArrayOrFlags = (ctx->Array.Flags & VERT_OBJ_234) | VERT_ELT;
+ ctx->input->ArrayAndFlags = ~ctx->Array.Flags;
+ ctx->input->ArrayEltFlush = !(ctx->CompileCVAFlag);
+}
+