1002 lines
28 KiB
C
1002 lines
28 KiB
C
/*
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* Mesa 3-D graphics library
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* Version: 7.2
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*
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* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "glheader.h"
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#include "imports.h"
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#include "bufferobj.h"
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#include "context.h"
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#include "enable.h"
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#include "enums.h"
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#include "mtypes.h"
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#include "varray.h"
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#include "arrayobj.h"
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#include "glapi/dispatch.h"
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/**
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* Update the fields of a vertex array object.
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* We need to do a few special things for arrays that live in
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* vertex buffer objects.
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*
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* \param array the array to update
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* \param dirtyBit which bit to set in ctx->Array.NewState for this array
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* \param elementSize size of each array element, in bytes
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* \param size components per element (1, 2, 3 or 4)
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* \param type datatype of each component (GL_FLOAT, GL_INT, etc)
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* \param stride stride between elements, in elements
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* \param normalized are integer types converted to floats in [-1, 1]?
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* \param ptr the address (or offset inside VBO) of the array data
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*/
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static void
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update_array(GLcontext *ctx, struct gl_client_array *array,
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GLbitfield dirtyBit, GLsizei elementSize,
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GLint size, GLenum type,
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GLsizei stride, GLboolean normalized, const GLvoid *ptr)
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{
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array->Size = size;
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array->Type = type;
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array->Stride = stride;
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array->StrideB = stride ? stride : elementSize;
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array->Normalized = normalized;
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array->Ptr = (const GLubyte *) ptr;
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#if FEATURE_ARB_vertex_buffer_object
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_mesa_reference_buffer_object(ctx, &array->BufferObj,
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ctx->Array.ArrayBufferObj);
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/* Compute the index of the last array element that's inside the buffer.
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* Later in glDrawArrays we'll check if start + count > _MaxElement to
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* be sure we won't go out of bounds.
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*/
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if (ctx->Array.ArrayBufferObj->Name)
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array->_MaxElement = ((GLsizeiptrARB) ctx->Array.ArrayBufferObj->Size
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- (GLsizeiptrARB) array->Ptr + array->StrideB
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- elementSize) / array->StrideB;
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else
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#endif
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array->_MaxElement = 2 * 1000 * 1000 * 1000; /* just a big number */
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ctx->NewState |= _NEW_ARRAY;
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ctx->Array.NewState |= dirtyBit;
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}
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void GLAPIENTRY
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_mesa_VertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
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{
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GLsizei elementSize;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
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if (size < 2 || size > 4) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(size)" );
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return;
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}
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if (stride < 0) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(stride)" );
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return;
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}
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if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
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_mesa_debug(ctx, "glVertexPointer( sz %d type %s stride %d )\n", size,
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_mesa_lookup_enum_by_nr( type ), stride);
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/* always need to check that <type> is legal */
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switch (type) {
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case GL_SHORT:
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elementSize = size * sizeof(GLshort);
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break;
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case GL_INT:
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elementSize = size * sizeof(GLint);
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break;
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case GL_FLOAT:
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elementSize = size * sizeof(GLfloat);
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break;
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case GL_DOUBLE:
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elementSize = size * sizeof(GLdouble);
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break;
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#if FEATURE_fixedpt
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case GL_FIXED:
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elementSize = size * sizeof(GLfixed);
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break;
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#endif
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#if FEATURE_vertex_array_byte
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case GL_BYTE:
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elementSize = size * sizeof(GLbyte);
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break;
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#endif
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default:
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_mesa_error( ctx, GL_INVALID_ENUM, "glVertexPointer(type)" );
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return;
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}
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update_array(ctx, &ctx->Array.ArrayObj->Vertex, _NEW_ARRAY_VERTEX,
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elementSize, size, type, stride, GL_FALSE, ptr);
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if (ctx->Driver.VertexPointer)
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ctx->Driver.VertexPointer( ctx, size, type, stride, ptr );
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}
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void GLAPIENTRY
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_mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr )
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{
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GLsizei elementSize;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
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if (stride < 0) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glNormalPointer(stride)" );
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return;
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}
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if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
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_mesa_debug(ctx, "glNormalPointer( type %s stride %d )\n",
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_mesa_lookup_enum_by_nr( type ), stride);
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switch (type) {
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case GL_BYTE:
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elementSize = 3 * sizeof(GLbyte);
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break;
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case GL_SHORT:
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elementSize = 3 * sizeof(GLshort);
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break;
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case GL_INT:
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elementSize = 3 * sizeof(GLint);
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break;
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case GL_FLOAT:
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elementSize = 3 * sizeof(GLfloat);
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break;
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case GL_DOUBLE:
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elementSize = 3 * sizeof(GLdouble);
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break;
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#if FEATURE_fixedpt
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case GL_FIXED:
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elementSize = 3 * sizeof(GLfixed);
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break;
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#endif
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default:
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_mesa_error( ctx, GL_INVALID_ENUM, "glNormalPointer(type)" );
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return;
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}
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update_array(ctx, &ctx->Array.ArrayObj->Normal, _NEW_ARRAY_NORMAL,
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elementSize, 3, type, stride, GL_TRUE, ptr);
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if (ctx->Driver.NormalPointer)
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ctx->Driver.NormalPointer( ctx, type, stride, ptr );
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}
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void GLAPIENTRY
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_mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
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{
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GLsizei elementSize;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
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if (size < 3 || size > 4) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(size)" );
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return;
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}
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if (stride < 0) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(stride)" );
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return;
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}
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if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
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_mesa_debug(ctx, "glColorPointer( sz %d type %s stride %d )\n", size,
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_mesa_lookup_enum_by_nr( type ), stride);
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switch (type) {
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case GL_BYTE:
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elementSize = size * sizeof(GLbyte);
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break;
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case GL_UNSIGNED_BYTE:
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elementSize = size * sizeof(GLubyte);
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break;
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case GL_SHORT:
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elementSize = size * sizeof(GLshort);
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break;
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case GL_UNSIGNED_SHORT:
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elementSize = size * sizeof(GLushort);
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break;
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case GL_INT:
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elementSize = size * sizeof(GLint);
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break;
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case GL_UNSIGNED_INT:
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elementSize = size * sizeof(GLuint);
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break;
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case GL_FLOAT:
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elementSize = size * sizeof(GLfloat);
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break;
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case GL_DOUBLE:
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elementSize = size * sizeof(GLdouble);
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break;
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#if FEATURE_fixedpt
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case GL_FIXED:
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elementSize = size * sizeof(GLfixed);
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break;
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#endif
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default:
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_mesa_error( ctx, GL_INVALID_ENUM, "glColorPointer(type)" );
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return;
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}
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update_array(ctx, &ctx->Array.ArrayObj->Color, _NEW_ARRAY_COLOR0,
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elementSize, size, type, stride, GL_TRUE, ptr);
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if (ctx->Driver.ColorPointer)
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ctx->Driver.ColorPointer( ctx, size, type, stride, ptr );
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}
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void GLAPIENTRY
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_mesa_FogCoordPointerEXT(GLenum type, GLsizei stride, const GLvoid *ptr)
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{
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GLint elementSize;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
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if (stride < 0) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glFogCoordPointer(stride)" );
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return;
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}
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switch (type) {
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case GL_FLOAT:
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elementSize = sizeof(GLfloat);
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break;
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case GL_DOUBLE:
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elementSize = sizeof(GLdouble);
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break;
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default:
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_mesa_error( ctx, GL_INVALID_ENUM, "glFogCoordPointer(type)" );
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return;
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}
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update_array(ctx, &ctx->Array.ArrayObj->FogCoord, _NEW_ARRAY_FOGCOORD,
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elementSize, 1, type, stride, GL_FALSE, ptr);
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if (ctx->Driver.FogCoordPointer)
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ctx->Driver.FogCoordPointer( ctx, type, stride, ptr );
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}
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void GLAPIENTRY
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_mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr)
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{
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GLsizei elementSize;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
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if (stride < 0) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glIndexPointer(stride)" );
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return;
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}
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switch (type) {
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case GL_UNSIGNED_BYTE:
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elementSize = sizeof(GLubyte);
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break;
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case GL_SHORT:
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elementSize = sizeof(GLshort);
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break;
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case GL_INT:
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elementSize = sizeof(GLint);
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break;
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case GL_FLOAT:
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elementSize = sizeof(GLfloat);
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break;
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case GL_DOUBLE:
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elementSize = sizeof(GLdouble);
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break;
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default:
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_mesa_error( ctx, GL_INVALID_ENUM, "glIndexPointer(type)" );
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return;
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}
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update_array(ctx, &ctx->Array.ArrayObj->Index, _NEW_ARRAY_INDEX,
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elementSize, 1, type, stride, GL_FALSE, ptr);
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if (ctx->Driver.IndexPointer)
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ctx->Driver.IndexPointer( ctx, type, stride, ptr );
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}
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void GLAPIENTRY
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_mesa_SecondaryColorPointerEXT(GLint size, GLenum type,
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GLsizei stride, const GLvoid *ptr)
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{
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GLsizei elementSize;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
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if (size != 3 && size != 4) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(size)" );
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return;
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}
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if (stride < 0) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(stride)" );
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return;
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}
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if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
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_mesa_debug(ctx, "glSecondaryColorPointer( sz %d type %s stride %d )\n",
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size, _mesa_lookup_enum_by_nr( type ), stride);
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switch (type) {
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case GL_BYTE:
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elementSize = size * sizeof(GLbyte);
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break;
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case GL_UNSIGNED_BYTE:
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elementSize = size * sizeof(GLubyte);
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break;
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case GL_SHORT:
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elementSize = size * sizeof(GLshort);
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break;
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case GL_UNSIGNED_SHORT:
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elementSize = size * sizeof(GLushort);
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break;
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case GL_INT:
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elementSize = size * sizeof(GLint);
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break;
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case GL_UNSIGNED_INT:
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elementSize = size * sizeof(GLuint);
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break;
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case GL_FLOAT:
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elementSize = size * sizeof(GLfloat);
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break;
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case GL_DOUBLE:
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elementSize = size * sizeof(GLdouble);
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break;
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default:
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_mesa_error( ctx, GL_INVALID_ENUM, "glSecondaryColorPointer(type)" );
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return;
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}
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update_array(ctx, &ctx->Array.ArrayObj->SecondaryColor, _NEW_ARRAY_COLOR1,
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elementSize, size, type, stride, GL_TRUE, ptr);
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if (ctx->Driver.SecondaryColorPointer)
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ctx->Driver.SecondaryColorPointer( ctx, size, type, stride, ptr );
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}
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void GLAPIENTRY
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_mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
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const GLvoid *ptr)
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{
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GLint elementSize;
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GET_CURRENT_CONTEXT(ctx);
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const GLuint unit = ctx->Array.ActiveTexture;
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ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
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if (size < 1 || size > 4) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(size)" );
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return;
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}
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if (stride < 0) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(stride)" );
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return;
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}
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if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API))
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_mesa_debug(ctx, "glTexCoordPointer(unit %u sz %d type %s stride %d)\n",
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unit, size, _mesa_lookup_enum_by_nr( type ), stride);
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/* always need to check that <type> is legal */
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switch (type) {
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case GL_SHORT:
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elementSize = size * sizeof(GLshort);
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break;
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case GL_INT:
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elementSize = size * sizeof(GLint);
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break;
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case GL_FLOAT:
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elementSize = size * sizeof(GLfloat);
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break;
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case GL_DOUBLE:
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elementSize = size * sizeof(GLdouble);
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break;
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#if FEATURE_fixedpt
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case GL_FIXED:
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elementSize = size * sizeof(GLfixed);
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break;
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#endif
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#if FEATURE_vertex_array_byte
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case GL_BYTE:
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elementSize = size * sizeof(GLbyte);
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break;
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#endif
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default:
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_mesa_error( ctx, GL_INVALID_ENUM, "glTexCoordPointer(type)" );
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return;
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}
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update_array(ctx, &ctx->Array.ArrayObj->TexCoord[unit],
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_NEW_ARRAY_TEXCOORD(unit),
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elementSize, size, type, stride, GL_FALSE, ptr);
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if (ctx->Driver.TexCoordPointer)
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ctx->Driver.TexCoordPointer( ctx, size, type, stride, ptr );
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}
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void GLAPIENTRY
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_mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr)
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{
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
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if (stride < 0) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glEdgeFlagPointer(stride)" );
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return;
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}
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update_array(ctx, &ctx->Array.ArrayObj->EdgeFlag, _NEW_ARRAY_EDGEFLAG,
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sizeof(GLboolean), 1, GL_UNSIGNED_BYTE, stride, GL_FALSE, ptr);
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if (ctx->Driver.EdgeFlagPointer)
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ctx->Driver.EdgeFlagPointer( ctx, stride, ptr );
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}
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void GLAPIENTRY
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_mesa_PointSizePointer(GLenum type, GLsizei stride, const GLvoid *ptr)
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{
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GLsizei elementSize;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
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if (stride < 0) {
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_mesa_error( ctx, GL_INVALID_VALUE, "glPointSizePointer(stride)" );
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return;
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}
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switch (type) {
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case GL_FLOAT:
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elementSize = sizeof(GLfloat);
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break;
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#if FEATURE_fixedpt
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case GL_FIXED:
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elementSize = sizeof(GLfixed);
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break;
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#endif
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default:
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_mesa_error( ctx, GL_INVALID_ENUM, "glPointSizePointer(type)" );
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return;
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}
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update_array(ctx, &ctx->Array.ArrayObj->PointSize, _NEW_ARRAY_POINT_SIZE,
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elementSize, 1, type, stride, GL_FALSE, ptr);
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}
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#if FEATURE_NV_vertex_program
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void GLAPIENTRY
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_mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type,
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GLsizei stride, const GLvoid *ptr)
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{
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GLboolean normalized = GL_FALSE;
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GLsizei elementSize;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END(ctx);
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if (index >= MAX_VERTEX_PROGRAM_ATTRIBS) {
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_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(index)");
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return;
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}
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if (size < 1 || size > 4) {
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_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size)");
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return;
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}
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if (stride < 0) {
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_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(stride)");
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return;
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}
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if (type == GL_UNSIGNED_BYTE && size != 4) {
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_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size!=4)");
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return;
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}
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|
|
/* check for valid 'type' and compute StrideB right away */
|
|
switch (type) {
|
|
case GL_UNSIGNED_BYTE:
|
|
normalized = GL_TRUE;
|
|
elementSize = size * sizeof(GLubyte);
|
|
break;
|
|
case GL_SHORT:
|
|
elementSize = size * sizeof(GLshort);
|
|
break;
|
|
case GL_FLOAT:
|
|
elementSize = size * sizeof(GLfloat);
|
|
break;
|
|
case GL_DOUBLE:
|
|
elementSize = size * sizeof(GLdouble);
|
|
break;
|
|
default:
|
|
_mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttribPointerNV(type)" );
|
|
return;
|
|
}
|
|
|
|
update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index],
|
|
_NEW_ARRAY_ATTRIB(index),
|
|
elementSize, size, type, stride, normalized, ptr);
|
|
|
|
if (ctx->Driver.VertexAttribPointer)
|
|
ctx->Driver.VertexAttribPointer( ctx, index, size, type, stride, ptr );
|
|
}
|
|
#endif
|
|
|
|
|
|
#if FEATURE_ARB_vertex_program
|
|
void GLAPIENTRY
|
|
_mesa_VertexAttribPointerARB(GLuint index, GLint size, GLenum type,
|
|
GLboolean normalized,
|
|
GLsizei stride, const GLvoid *ptr)
|
|
{
|
|
GLsizei elementSize;
|
|
GET_CURRENT_CONTEXT(ctx);
|
|
ASSERT_OUTSIDE_BEGIN_END(ctx);
|
|
|
|
if (index >= ctx->Const.VertexProgram.MaxAttribs) {
|
|
_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(index)");
|
|
return;
|
|
}
|
|
|
|
if (size < 1 || size > 4) {
|
|
_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(size)");
|
|
return;
|
|
}
|
|
|
|
if (stride < 0) {
|
|
_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(stride)");
|
|
return;
|
|
}
|
|
|
|
/* check for valid 'type' and compute StrideB right away */
|
|
/* NOTE: more types are supported here than in the NV extension */
|
|
switch (type) {
|
|
case GL_BYTE:
|
|
elementSize = size * sizeof(GLbyte);
|
|
break;
|
|
case GL_UNSIGNED_BYTE:
|
|
elementSize = size * sizeof(GLubyte);
|
|
break;
|
|
case GL_SHORT:
|
|
elementSize = size * sizeof(GLshort);
|
|
break;
|
|
case GL_UNSIGNED_SHORT:
|
|
elementSize = size * sizeof(GLushort);
|
|
break;
|
|
case GL_INT:
|
|
elementSize = size * sizeof(GLint);
|
|
break;
|
|
case GL_UNSIGNED_INT:
|
|
elementSize = size * sizeof(GLuint);
|
|
break;
|
|
case GL_FLOAT:
|
|
elementSize = size * sizeof(GLfloat);
|
|
break;
|
|
case GL_DOUBLE:
|
|
elementSize = size * sizeof(GLdouble);
|
|
break;
|
|
default:
|
|
_mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttribPointerARB(type)" );
|
|
return;
|
|
}
|
|
|
|
update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index],
|
|
_NEW_ARRAY_ATTRIB(index),
|
|
elementSize, size, type, stride, normalized, ptr);
|
|
|
|
if (ctx->Driver.VertexAttribPointer)
|
|
ctx->Driver.VertexAttribPointer(ctx, index, size, type, stride, ptr);
|
|
}
|
|
#endif
|
|
|
|
|
|
void GLAPIENTRY
|
|
_mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride,
|
|
GLsizei count, const GLvoid *ptr)
|
|
{
|
|
(void) count;
|
|
_mesa_VertexPointer(size, type, stride, ptr);
|
|
}
|
|
|
|
|
|
void GLAPIENTRY
|
|
_mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count,
|
|
const GLvoid *ptr)
|
|
{
|
|
(void) count;
|
|
_mesa_NormalPointer(type, stride, ptr);
|
|
}
|
|
|
|
|
|
void GLAPIENTRY
|
|
_mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count,
|
|
const GLvoid *ptr)
|
|
{
|
|
(void) count;
|
|
_mesa_ColorPointer(size, type, stride, ptr);
|
|
}
|
|
|
|
|
|
void GLAPIENTRY
|
|
_mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count,
|
|
const GLvoid *ptr)
|
|
{
|
|
(void) count;
|
|
_mesa_IndexPointer(type, stride, ptr);
|
|
}
|
|
|
|
|
|
void GLAPIENTRY
|
|
_mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride,
|
|
GLsizei count, const GLvoid *ptr)
|
|
{
|
|
(void) count;
|
|
_mesa_TexCoordPointer(size, type, stride, ptr);
|
|
}
|
|
|
|
|
|
void GLAPIENTRY
|
|
_mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr)
|
|
{
|
|
(void) count;
|
|
_mesa_EdgeFlagPointer(stride, ptr);
|
|
}
|
|
|
|
|
|
void GLAPIENTRY
|
|
_mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer)
|
|
{
|
|
GET_CURRENT_CONTEXT(ctx);
|
|
GLboolean tflag, cflag, nflag; /* enable/disable flags */
|
|
GLint tcomps, ccomps, vcomps; /* components per texcoord, color, vertex */
|
|
GLenum ctype = 0; /* color type */
|
|
GLint coffset = 0, noffset = 0, voffset;/* color, normal, vertex offsets */
|
|
const GLint toffset = 0; /* always zero */
|
|
GLint defstride; /* default stride */
|
|
GLint c, f;
|
|
|
|
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
|
|
|
|
f = sizeof(GLfloat);
|
|
c = f * ((4 * sizeof(GLubyte) + (f - 1)) / f);
|
|
|
|
if (stride < 0) {
|
|
_mesa_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:
|
|
_mesa_error( ctx, GL_INVALID_ENUM, "glInterleavedArrays(format)" );
|
|
return;
|
|
}
|
|
|
|
if (stride==0) {
|
|
stride = defstride;
|
|
}
|
|
|
|
_mesa_DisableClientState( GL_EDGE_FLAG_ARRAY );
|
|
_mesa_DisableClientState( GL_INDEX_ARRAY );
|
|
/* XXX also disable secondary color and generic arrays? */
|
|
|
|
/* Texcoords */
|
|
if (tflag) {
|
|
_mesa_EnableClientState( GL_TEXTURE_COORD_ARRAY );
|
|
_mesa_TexCoordPointer( tcomps, GL_FLOAT, stride,
|
|
(GLubyte *) pointer + toffset );
|
|
}
|
|
else {
|
|
_mesa_DisableClientState( GL_TEXTURE_COORD_ARRAY );
|
|
}
|
|
|
|
/* Color */
|
|
if (cflag) {
|
|
_mesa_EnableClientState( GL_COLOR_ARRAY );
|
|
_mesa_ColorPointer( ccomps, ctype, stride,
|
|
(GLubyte *) pointer + coffset );
|
|
}
|
|
else {
|
|
_mesa_DisableClientState( GL_COLOR_ARRAY );
|
|
}
|
|
|
|
|
|
/* Normals */
|
|
if (nflag) {
|
|
_mesa_EnableClientState( GL_NORMAL_ARRAY );
|
|
_mesa_NormalPointer( GL_FLOAT, stride, (GLubyte *) pointer + noffset );
|
|
}
|
|
else {
|
|
_mesa_DisableClientState( GL_NORMAL_ARRAY );
|
|
}
|
|
|
|
/* Vertices */
|
|
_mesa_EnableClientState( GL_VERTEX_ARRAY );
|
|
_mesa_VertexPointer( vcomps, GL_FLOAT, stride,
|
|
(GLubyte *) pointer + voffset );
|
|
}
|
|
|
|
|
|
void GLAPIENTRY
|
|
_mesa_LockArraysEXT(GLint first, GLsizei count)
|
|
{
|
|
GET_CURRENT_CONTEXT(ctx);
|
|
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
|
|
|
|
if (MESA_VERBOSE & VERBOSE_API)
|
|
_mesa_debug(ctx, "glLockArrays %d %d\n", first, count);
|
|
|
|
if (first < 0) {
|
|
_mesa_error( ctx, GL_INVALID_VALUE, "glLockArraysEXT(first)" );
|
|
return;
|
|
}
|
|
if (count <= 0) {
|
|
_mesa_error( ctx, GL_INVALID_VALUE, "glLockArraysEXT(count)" );
|
|
return;
|
|
}
|
|
if (ctx->Array.LockCount != 0) {
|
|
_mesa_error( ctx, GL_INVALID_OPERATION, "glLockArraysEXT(reentry)" );
|
|
return;
|
|
}
|
|
|
|
ctx->Array.LockFirst = first;
|
|
ctx->Array.LockCount = count;
|
|
|
|
ctx->NewState |= _NEW_ARRAY;
|
|
ctx->Array.NewState |= _NEW_ARRAY_ALL;
|
|
|
|
if (ctx->Driver.LockArraysEXT)
|
|
ctx->Driver.LockArraysEXT( ctx, first, count );
|
|
}
|
|
|
|
|
|
void GLAPIENTRY
|
|
_mesa_UnlockArraysEXT( void )
|
|
{
|
|
GET_CURRENT_CONTEXT(ctx);
|
|
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
|
|
|
|
if (MESA_VERBOSE & VERBOSE_API)
|
|
_mesa_debug(ctx, "glUnlockArrays\n");
|
|
|
|
if (ctx->Array.LockCount == 0) {
|
|
_mesa_error( ctx, GL_INVALID_OPERATION, "glUnlockArraysEXT(reexit)" );
|
|
return;
|
|
}
|
|
|
|
ctx->Array.LockFirst = 0;
|
|
ctx->Array.LockCount = 0;
|
|
ctx->NewState |= _NEW_ARRAY;
|
|
ctx->Array.NewState |= _NEW_ARRAY_ALL;
|
|
|
|
if (ctx->Driver.UnlockArraysEXT)
|
|
ctx->Driver.UnlockArraysEXT( ctx );
|
|
}
|
|
|
|
|
|
/* GL_EXT_multi_draw_arrays */
|
|
/* Somebody forgot to spec the first and count parameters as const! <sigh> */
|
|
void GLAPIENTRY
|
|
_mesa_MultiDrawArraysEXT( GLenum mode, GLint *first,
|
|
GLsizei *count, GLsizei primcount )
|
|
{
|
|
GET_CURRENT_CONTEXT(ctx);
|
|
GLint i;
|
|
|
|
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
|
|
|
|
for (i = 0; i < primcount; i++) {
|
|
if (count[i] > 0) {
|
|
CALL_DrawArrays(ctx->Exec, (mode, first[i], count[i]));
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/* GL_EXT_multi_draw_arrays */
|
|
void GLAPIENTRY
|
|
_mesa_MultiDrawElementsEXT( GLenum mode, const GLsizei *count, GLenum type,
|
|
const GLvoid **indices, GLsizei primcount )
|
|
{
|
|
GET_CURRENT_CONTEXT(ctx);
|
|
GLint i;
|
|
|
|
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
|
|
|
|
for (i = 0; i < primcount; i++) {
|
|
if (count[i] > 0) {
|
|
CALL_DrawElements(ctx->Exec, (mode, count[i], type, indices[i]));
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/* GL_IBM_multimode_draw_arrays */
|
|
void GLAPIENTRY
|
|
_mesa_MultiModeDrawArraysIBM( const GLenum * mode, const GLint * first,
|
|
const GLsizei * count,
|
|
GLsizei primcount, GLint modestride )
|
|
{
|
|
GET_CURRENT_CONTEXT(ctx);
|
|
GLint i;
|
|
|
|
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
|
|
|
|
for ( i = 0 ; i < primcount ; i++ ) {
|
|
if ( count[i] > 0 ) {
|
|
GLenum m = *((GLenum *) ((GLubyte *) mode + i * modestride));
|
|
CALL_DrawArrays(ctx->Exec, ( m, first[i], count[i] ));
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/* GL_IBM_multimode_draw_arrays */
|
|
void GLAPIENTRY
|
|
_mesa_MultiModeDrawElementsIBM( const GLenum * mode, const GLsizei * count,
|
|
GLenum type, const GLvoid * const * indices,
|
|
GLsizei primcount, GLint modestride )
|
|
{
|
|
GET_CURRENT_CONTEXT(ctx);
|
|
GLint i;
|
|
|
|
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
|
|
|
|
/* XXX not sure about ARB_vertex_buffer_object handling here */
|
|
|
|
for ( i = 0 ; i < primcount ; i++ ) {
|
|
if ( count[i] > 0 ) {
|
|
GLenum m = *((GLenum *) ((GLubyte *) mode + i * modestride));
|
|
CALL_DrawElements(ctx->Exec, ( m, count[i], type, indices[i] ));
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Initialize vertex array state for given context.
|
|
*/
|
|
void
|
|
_mesa_init_varray(GLcontext *ctx)
|
|
{
|
|
ctx->Array.DefaultArrayObj = _mesa_new_array_object(ctx, 0);
|
|
ctx->Array.ArrayObj = ctx->Array.DefaultArrayObj;
|
|
|
|
ctx->Array.ActiveTexture = 0; /* GL_ARB_multitexture */
|
|
}
|