/* * Mesa 3-D graphics library * Version: 6.5.1 * * Copyright (C) 1999-2006 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. */ #include "glheader.h" #include "imports.h" #include "bufferobj.h" #include "context.h" #include "enable.h" #include "enums.h" #include "mtypes.h" #include "varray.h" #include "arrayobj.h" #include "dispatch.h" #ifndef GL_BOOLEAN #define GL_BOOLEAN 0x9999 #endif /** * Update the fields of a vertex array object. * We need to do a few special things for arrays that live in * vertex buffer objects. * * \param array the array to update * \param dirtyBit which bit to set in ctx->Array.NewState for this array * \param elementSize size of each array element, in bytes * \param size components per element (1, 2, 3 or 4) * \param type datatype of each component (GL_FLOAT, GL_INT, etc) * \param stride stride between elements, in elements * \param normalized are integer types converted to floats in [-1, 1]? * \param ptr the address (or offset inside VBO) of the array data */ static void update_array(GLcontext *ctx, struct gl_client_array *array, GLbitfield dirtyBit, GLsizei elementSize, GLint size, GLenum type, GLsizei stride, GLboolean normalized, const GLvoid *ptr) { array->Size = size; array->Type = type; array->Stride = stride; array->StrideB = stride ? stride : elementSize; array->Normalized = normalized; array->Ptr = (const GLubyte *) ptr; #if FEATURE_ARB_vertex_buffer_object array->BufferObj->RefCount--; if (array->BufferObj->RefCount <= 0) { ASSERT(array->BufferObj->Name); _mesa_remove_buffer_object( ctx, array->BufferObj ); (*ctx->Driver.DeleteBuffer)( ctx, array->BufferObj ); } array->BufferObj = ctx->Array.ArrayBufferObj; array->BufferObj->RefCount++; /* Compute the index of the last array element that's inside the buffer. * Later in glDrawArrays we'll check if start + count > _MaxElement to * be sure we won't go out of bounds. */ if (ctx->Array.ArrayBufferObj->Name) array->_MaxElement = ((GLsizeiptrARB) ctx->Array.ArrayBufferObj->Size - (GLsizeiptrARB) array->Ptr) / array->StrideB; else #endif array->_MaxElement = 2 * 1000 * 1000 * 1000; /* just a big number */ ctx->NewState |= _NEW_ARRAY; ctx->Array.NewState |= dirtyBit; } void GLAPIENTRY _mesa_VertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr) { GLsizei elementSize; GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (size < 2 || size > 4) { _mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(size)" ); return; } if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "glVertexPointer(stride)" ); return; } if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) _mesa_debug(ctx, "glVertexPointer( sz %d type %s stride %d )\n", size, _mesa_lookup_enum_by_nr( type ), stride); /* always need to check that <type> is legal */ switch (type) { case GL_SHORT: elementSize = size * sizeof(GLshort); break; case GL_INT: elementSize = size * sizeof(GLint); break; case GL_FLOAT: elementSize = size * sizeof(GLfloat); break; case GL_DOUBLE: elementSize = size * sizeof(GLdouble); break; default: _mesa_error( ctx, GL_INVALID_ENUM, "glVertexPointer(type)" ); return; } update_array(ctx, &ctx->Array.ArrayObj->Vertex, _NEW_ARRAY_VERTEX, elementSize, size, type, stride, GL_FALSE, ptr); if (ctx->Driver.VertexPointer) ctx->Driver.VertexPointer( ctx, size, type, stride, ptr ); } void GLAPIENTRY _mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr ) { GLsizei elementSize; GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "glNormalPointer(stride)" ); return; } if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) _mesa_debug(ctx, "glNormalPointer( type %s stride %d )\n", _mesa_lookup_enum_by_nr( type ), stride); switch (type) { case GL_BYTE: elementSize = 3 * sizeof(GLbyte); break; case GL_SHORT: elementSize = 3 * sizeof(GLshort); break; case GL_INT: elementSize = 3 * sizeof(GLint); break; case GL_FLOAT: elementSize = 3 * sizeof(GLfloat); break; case GL_DOUBLE: elementSize = 3 * sizeof(GLdouble); break; default: _mesa_error( ctx, GL_INVALID_ENUM, "glNormalPointer(type)" ); return; } update_array(ctx, &ctx->Array.ArrayObj->Normal, _NEW_ARRAY_NORMAL, elementSize, 3, type, stride, GL_TRUE, ptr); if (ctx->Driver.NormalPointer) ctx->Driver.NormalPointer( ctx, type, stride, ptr ); } void GLAPIENTRY _mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr) { GLsizei elementSize; GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (size < 3 || size > 4) { _mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(size)" ); return; } if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "glColorPointer(stride)" ); return; } if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) _mesa_debug(ctx, "glColorPointer( sz %d type %s stride %d )\n", size, _mesa_lookup_enum_by_nr( type ), stride); 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, "glColorPointer(type)" ); return; } update_array(ctx, &ctx->Array.ArrayObj->Color, _NEW_ARRAY_COLOR0, elementSize, size, type, stride, GL_TRUE, ptr); if (ctx->Driver.ColorPointer) ctx->Driver.ColorPointer( ctx, size, type, stride, ptr ); } void GLAPIENTRY _mesa_FogCoordPointerEXT(GLenum type, GLsizei stride, const GLvoid *ptr) { GLint elementSize; GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "glFogCoordPointer(stride)" ); return; } switch (type) { case GL_FLOAT: elementSize = sizeof(GLfloat); break; case GL_DOUBLE: elementSize = sizeof(GLdouble); break; default: _mesa_error( ctx, GL_INVALID_ENUM, "glFogCoordPointer(type)" ); return; } update_array(ctx, &ctx->Array.ArrayObj->FogCoord, _NEW_ARRAY_FOGCOORD, elementSize, 1, type, stride, GL_FALSE, ptr); if (ctx->Driver.FogCoordPointer) ctx->Driver.FogCoordPointer( ctx, type, stride, ptr ); } void GLAPIENTRY _mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr) { GLsizei elementSize; GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "glIndexPointer(stride)" ); return; } switch (type) { case GL_UNSIGNED_BYTE: elementSize = sizeof(GLubyte); break; case GL_SHORT: elementSize = sizeof(GLshort); break; case GL_INT: elementSize = sizeof(GLint); break; case GL_FLOAT: elementSize = sizeof(GLfloat); break; case GL_DOUBLE: elementSize = sizeof(GLdouble); break; default: _mesa_error( ctx, GL_INVALID_ENUM, "glIndexPointer(type)" ); return; } update_array(ctx, &ctx->Array.ArrayObj->Index, _NEW_ARRAY_INDEX, elementSize, 1, type, stride, GL_FALSE, ptr); if (ctx->Driver.IndexPointer) ctx->Driver.IndexPointer( ctx, type, stride, ptr ); } void GLAPIENTRY _mesa_SecondaryColorPointerEXT(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr) { GLsizei elementSize; GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (size != 3 && size != 4) { _mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(size)" ); return; } if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "glSecondaryColorPointer(stride)" ); return; } if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) _mesa_debug(ctx, "glSecondaryColorPointer( sz %d type %s stride %d )\n", size, _mesa_lookup_enum_by_nr( type ), stride); 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, "glSecondaryColorPointer(type)" ); return; } update_array(ctx, &ctx->Array.ArrayObj->SecondaryColor, _NEW_ARRAY_COLOR1, elementSize, size, type, stride, GL_TRUE, ptr); if (ctx->Driver.SecondaryColorPointer) ctx->Driver.SecondaryColorPointer( ctx, size, type, stride, ptr ); } void GLAPIENTRY _mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr) { GLint elementSize; GET_CURRENT_CONTEXT(ctx); const GLuint unit = ctx->Array.ActiveTexture; ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (size < 1 || size > 4) { _mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(size)" ); return; } if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "glTexCoordPointer(stride)" ); return; } if (MESA_VERBOSE&(VERBOSE_VARRAY|VERBOSE_API)) _mesa_debug(ctx, "glTexCoordPointer(unit %u sz %d type %s stride %d)\n", unit, size, _mesa_lookup_enum_by_nr( type ), stride); /* always need to check that <type> is legal */ switch (type) { case GL_SHORT: elementSize = size * sizeof(GLshort); break; case GL_INT: elementSize = size * sizeof(GLint); break; case GL_FLOAT: elementSize = size * sizeof(GLfloat); break; case GL_DOUBLE: elementSize = size * sizeof(GLdouble); break; default: _mesa_error( ctx, GL_INVALID_ENUM, "glTexCoordPointer(type)" ); return; } update_array(ctx, &ctx->Array.ArrayObj->TexCoord[unit], _NEW_ARRAY_TEXCOORD(unit), elementSize, size, type, stride, GL_FALSE, ptr); if (ctx->Driver.TexCoordPointer) ctx->Driver.TexCoordPointer( ctx, size, type, stride, ptr ); } void GLAPIENTRY _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr) { GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "glEdgeFlagPointer(stride)" ); return; } update_array(ctx, &ctx->Array.ArrayObj->EdgeFlag, _NEW_ARRAY_EDGEFLAG, sizeof(GLboolean), 1, GL_BOOLEAN, stride, GL_FALSE, ptr); if (ctx->Driver.EdgeFlagPointer) ctx->Driver.EdgeFlagPointer( ctx, stride, ptr ); } #if FEATURE_NV_vertex_program void GLAPIENTRY _mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type, GLsizei stride, const GLvoid *ptr) { const GLboolean normalized = GL_FALSE; GLsizei elementSize; GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END(ctx); if (index >= MAX_VERTEX_PROGRAM_ATTRIBS) { _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(index)"); return; } if (size < 1 || size > 4) { _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size)"); return; } if (stride < 0) { _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(stride)"); return; } if (type == GL_UNSIGNED_BYTE && size != 4) { _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(size!=4)"); return; } /* check for valid 'type' and compute StrideB right away */ switch (type) { case GL_UNSIGNED_BYTE: 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; } if (type == GL_UNSIGNED_BYTE && size != 4) { _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerARB(size!=4)"); 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 && count > 0 && count <= (GLint) ctx->Const.MaxArrayLockSize) { ctx->Array.LockFirst = first; ctx->Array.LockCount = count; } else { ctx->Array.LockFirst = 0; ctx->Array.LockCount = 0; } 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"); 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 */ }