/* * Mesa 3-D graphics library * Version: 7.6 * * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. * Copyright (C) 2009 VMware, Inc. 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 * THE AUTHORS OR COPYRIGHT HOLDERS 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. */ #ifndef VARRAY_H #define VARRAY_H #include "glheader.h" struct gl_client_array; struct gl_context; /** * Compute the index of the last array element that can be safely accessed in * a vertex array. We can really only do this when the array lives in a VBO. * The array->_MaxElement field will be updated. * Later in glDrawArrays/Elements/etc we can do some bounds checking. */ static inline void _mesa_update_array_max_element(struct gl_client_array *array) { assert(array->Enabled); if (array->BufferObj->Name) { GLsizeiptrARB offset = (GLsizeiptrARB) array->Ptr; GLsizeiptrARB bufSize = (GLsizeiptrARB) array->BufferObj->Size; if (offset < bufSize) { array->_MaxElement = (bufSize - offset + array->StrideB - array->_ElementSize) / array->StrideB; } else { array->_MaxElement = 0; } } else { /* user-space array, no idea how big it is */ array->_MaxElement = 2 * 1000 * 1000 * 1000; /* just a big number */ } } extern void GLAPIENTRY _mesa_VertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_UnlockArraysEXT( void ); extern void GLAPIENTRY _mesa_LockArraysEXT(GLint first, GLsizei count); extern void GLAPIENTRY _mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count, const GLvoid *ptr); extern void GLAPIENTRY _mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count, const GLvoid *ptr); extern void GLAPIENTRY _mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count, const GLvoid *ptr); extern void GLAPIENTRY _mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count, const GLvoid *ptr); extern void GLAPIENTRY _mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count, const GLvoid *ptr); extern void GLAPIENTRY _mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr); extern void GLAPIENTRY _mesa_FogCoordPointer(GLenum type, GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_SecondaryColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_PointSizePointerOES(GLenum type, GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_VertexAttribPointer(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer); void GLAPIENTRY _mesa_VertexAttribIPointer(GLuint index, GLint size, GLenum type, GLsizei stride, const GLvoid *ptr); extern void GLAPIENTRY _mesa_EnableVertexAttribArray(GLuint index); extern void GLAPIENTRY _mesa_DisableVertexAttribArray(GLuint index); extern void GLAPIENTRY _mesa_GetVertexAttribdv(GLuint index, GLenum pname, GLdouble *params); extern void GLAPIENTRY _mesa_GetVertexAttribfv(GLuint index, GLenum pname, GLfloat *params); extern void GLAPIENTRY _mesa_GetVertexAttribiv(GLuint index, GLenum pname, GLint *params); extern void GLAPIENTRY _mesa_GetVertexAttribIiv(GLuint index, GLenum pname, GLint *params); extern void GLAPIENTRY _mesa_GetVertexAttribIuiv(GLuint index, GLenum pname, GLuint *params); extern void GLAPIENTRY _mesa_GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid **pointer); extern void GLAPIENTRY _mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer); extern void GLAPIENTRY _mesa_MultiDrawArrays( GLenum mode, const GLint *first, const GLsizei *count, GLsizei primcount ); extern void GLAPIENTRY _mesa_MultiDrawElementsEXT( GLenum mode, const GLsizei *count, GLenum type, const GLvoid **indices, GLsizei primcount ); extern void GLAPIENTRY _mesa_MultiDrawElementsBaseVertex( GLenum mode, const GLsizei *count, GLenum type, const GLvoid **indices, GLsizei primcount, const GLint *basevertex); extern void GLAPIENTRY _mesa_MultiModeDrawArraysIBM( const GLenum * mode, const GLint * first, const GLsizei * count, GLsizei primcount, GLint modestride ); extern void GLAPIENTRY _mesa_MultiModeDrawElementsIBM( const GLenum * mode, const GLsizei * count, GLenum type, const GLvoid * const * indices, GLsizei primcount, GLint modestride ); extern void GLAPIENTRY _mesa_LockArraysEXT(GLint first, GLsizei count); extern void GLAPIENTRY _mesa_UnlockArraysEXT( void ); extern void GLAPIENTRY _mesa_DrawArrays(GLenum mode, GLint first, GLsizei count); extern void GLAPIENTRY _mesa_DrawElements(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices); extern void GLAPIENTRY _mesa_DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices); extern void GLAPIENTRY _mesa_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices, GLint basevertex); extern void GLAPIENTRY _mesa_DrawRangeElementsBaseVertex(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices, GLint basevertex); extern void GLAPIENTRY _mesa_DrawTransformFeedback(GLenum mode, GLuint name); extern void GLAPIENTRY _mesa_PrimitiveRestartIndex(GLuint index); extern void GLAPIENTRY _mesa_VertexAttribDivisor(GLuint index, GLuint divisor); extern void _mesa_copy_client_array(struct gl_context *ctx, struct gl_client_array *dst, struct gl_client_array *src); extern void _mesa_print_arrays(struct gl_context *ctx); extern void _mesa_init_varray( struct gl_context * ctx ); extern void _mesa_free_varray_data(struct gl_context *ctx); #endif