diff options
Diffstat (limited to 'src/glx/x11/indirect_vertex_array_priv.h')
| -rw-r--r-- | src/glx/x11/indirect_vertex_array_priv.h | 308 |
1 files changed, 0 insertions, 308 deletions
diff --git a/src/glx/x11/indirect_vertex_array_priv.h b/src/glx/x11/indirect_vertex_array_priv.h deleted file mode 100644 index ab97dc645f..0000000000 --- a/src/glx/x11/indirect_vertex_array_priv.h +++ /dev/null @@ -1,308 +0,0 @@ -/* - * (C) Copyright IBM Corporation 2004, 2005 - * 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, sub license, - * 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 (including the next - * paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL - * IBM, - * AND/OR THEIR SUPPLIERS 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 _INDIRECT_VA_PRIVATE_ -#define _INDIRECT_VA_PRIVATE_ - -/** - * \file indirect_va_private.h - * - * \author Ian Romanick <idr@us.ibm.com> - */ - -#include <inttypes.h> - -#include "glxclient.h" -#include "indirect.h" -#include <GL/glxproto.h> - - -/** - * State descriptor for a single array of vertex data. - */ -struct array_state { - /** - * Pointer to the application supplied data. - */ - const void * data; - - /** - * Enum representing the type of the application supplied data. - */ - GLenum data_type; - - /** - * Stride value supplied by the application. This value is not used - * internally. It is only kept so that it can be queried by the - * application using glGet*v. - */ - GLsizei user_stride; - - /** - * Calculated size, in bytes, of a single element in the array. This - * is calculated based on \c count and the size of the data type - * represented by \c data_type. - */ - GLsizei element_size; - - /** - * Actual byte-stride from one element to the next. This value will - * be equal to either \c user_stride or \c element_stride. - */ - GLsizei true_stride; - - /** - * Number of data values in each element. - */ - GLint count; - - /** - * "Normalized" data is on the range [0,1] (unsigned) or [-1,1] (signed). - * This is used for mapping integral types to floating point types. - */ - GLboolean normalized; - - /** - * Pre-calculated GLX protocol command header. - */ - uint32_t header[2]; - - /** - * Size of the header data. For simple data, like glColorPointerfv, - * this is 4. For complex data that requires either a count (e.g., - * glWeightfvARB), an index (e.g., glVertexAttrib1fvARB), or a - * selector enum (e.g., glMultiTexCoord2fv) this is 8. - */ - unsigned header_size; - - /** - * Set to \c GL_TRUE if this array is enabled. Otherwise, it is set - * to \c GL_FALSE. - */ - GLboolean enabled; - - /** - * For multi-arrayed data (e.g., texture coordinates, generic vertex - * program attributes, etc.), this specifies which array this is. - */ - unsigned index; - - /** - * Per-array-type key. For most arrays, this will be the GL enum for - * that array (e.g., GL_VERTEX_ARRAY for vertex data, GL_NORMAL_ARRAY - * for normal data, GL_TEXTURE_COORD_ARRAY for texture coordinate data, - * etc.). - */ - GLenum key; - - /** - * If this array can be used with the "classic" \c glDrawArrays protocol, - * this is set to \c GL_TRUE. Otherwise, it is set to \c GL_FALSE. - */ - GLboolean old_DrawArrays_possible; -}; - - -/** - * Array state that is pushed / poped by \c glPushClientAttrib and - * \c glPopClientAttrib. - */ -struct array_stack_state { - /** - * Pointer to the application supplied data. - */ - const void * data; - - /** - * Enum representing the type of the application supplied data. - */ - GLenum data_type; - - /** - * Stride value supplied by the application. This value is not used - * internally. It is only kept so that it can be queried by the - * application using glGet*v. - */ - GLsizei user_stride; - - /** - * Number of data values in each element. - */ - GLint count; - - /** - * Per-array-type key. For most arrays, this will be the GL enum for - * that array (e.g., GL_VERTEX_ARRAY for vertex data, GL_NORMAL_ARRAY - * for normal data, GL_TEXTURE_COORD_ARRAY for texture coordinate data, - * etc.). - */ - GLenum key; - - /** - * For multi-arrayed data (e.g., texture coordinates, generic vertex - * program attributes, etc.), this specifies which array this is. - */ - unsigned index; - - /** - * Set to \c GL_TRUE if this array is enabled. Otherwise, it is set - * to \c GL_FALSE. - */ - GLboolean enabled; -}; - - -/** - * Collection of all the vertex array state. - */ -struct array_state_vector { - /** - * Number of arrays tracked by \c ::arrays. - */ - size_t num_arrays; - - /** - * Array of vertex array state. This array contains all of the valid - * vertex arrays. If a vertex array isn't in this array, then it isn't - * valid. For example, if an implementation does not support - * EXT_fog_coord, there won't be a GL_FOG_COORD_ARRAY entry in this - * array. - */ - struct array_state * arrays; - - /** - * Number of currently enabled client-side arrays. The value of this - * field is only valid if \c array_info_cache_valid is true. - */ - size_t enabled_client_array_count; - - /** - * \name ARRAY_INFO cache. - * - * These fields track the state of the ARRAY_INFO cache. The - * \c array_info_cache_size is the size of the actual data stored in - * \c array_info_cache. \c array_info_cache_buffer_size is the size of - * the buffer. This will always be greater than or equal to - * \c array_info_cache_size. - * - * \note - * There are some bytes of extra data before \c array_info_cache that is - * used to hold the header for RenderLarge commands. This is - * \b not included in \c array_info_cache_size or - * \c array_info_cache_buffer_size. \c array_info_cache_base stores a - * pointer to the true start of the buffer (i.e., what malloc returned). - */ - /*@{*/ - size_t array_info_cache_size; - size_t array_info_cache_buffer_size; - void * array_info_cache; - void * array_info_cache_base; - /*@}*/ - - - /** - * Is the cache of ARRAY_INFO data valid? The cache can become invalid - * when one of several state changes occur. Among these chages are - * modifying the array settings for an enabled array and enabling / - * disabling an array. - */ - GLboolean array_info_cache_valid; - - /** - * Is it possible to use the GL 1.1 / EXT_vertex_arrays protocol? Use - * of this protocol is disabled with really old servers (i.e., servers - * that don't support GL 1.1 or EXT_vertex_arrays) or when an environment - * variable is set. - * - * \todo - * GL 1.1 and EXT_vertex_arrays use identical protocol, but have different - * opcodes for \c glDrawArrays. For servers that advertise one or the - * other, there should be a way to select which opcode to use. - */ - GLboolean old_DrawArrays_possible; - - /** - * Is it possible to use the new GL X.X / ARB_vertex_buffer_object - * protocol? - * - * \todo - * This protocol has not yet been defined by the ARB, but is currently a - * work in progress. This field is a place-holder. - */ - GLboolean new_DrawArrays_possible; - - /** - * Active texture unit set by \c glClientActiveTexture. - * - * \sa __glXGetActiveTextureUnit - */ - unsigned active_texture_unit; - - /** - * Number of supported texture units. Even if ARB_multitexture / - * GL 1.3 are not supported, this will be at least 1. When multitexture - * is supported, this will be the value queried by calling - * \c glGetIntegerv with \c GL_MAX_TEXTURE_UNITS. - * - * \todo - * Investigate if this should be the value of \c GL_MAX_TEXTURE_COORDS - * instead (if GL 2.0 / ARB_fragment_shader / ARB_fragment_program / - * NV_fragment_program are supported). - */ - unsigned num_texture_units; - - /** - * Number of generic vertex program attribs. If GL_ARB_vertex_program - * is not supported, this will be zero. Otherwise it will be the value - * queries by calling \c glGetProgramiv with \c GL_VERTEX_PROGRAM_ARB - * and \c GL_MAX_PROGRAM_ATTRIBS_ARB. - */ - unsigned num_vertex_program_attribs; - - /** - * \n Methods for implementing various GL functions. - * - * These method pointers are only valid \c array_info_cache_valid is set. - * When each function starts, it much check \c array_info_cache_valid. - * If it is not set, it must call \c fill_array_info_cache and call - * the new method. - * - * \sa fill_array_info_cache - * - * \todo - * Write code to plug these functions directly into the dispatch table. - */ - /*@{*/ - void (*DrawArrays)( GLenum, GLint, GLsizei ); - void (*DrawElements)( GLenum mode, GLsizei count, GLenum type, - const GLvoid *indices ); - /*@}*/ - - struct array_stack_state * stack; - unsigned active_texture_unit_stack[ __GL_CLIENT_ATTRIB_STACK_DEPTH ]; - unsigned stack_index; -}; - -#endif /* _INDIRECT_VA_PRIVATE_ */ |