From 2cfebffb491807a465a8e5f7daca582d8aefb829 Mon Sep 17 00:00:00 2001 From: marha Date: Tue, 29 Nov 2011 12:25:28 +0100 Subject: mesa git update 29 nov 2011 --- mesalib/src/mesa/vbo/vbo_context.c | 494 ++++++++++++++++++------------------- 1 file changed, 245 insertions(+), 249 deletions(-) (limited to 'mesalib/src/mesa/vbo/vbo_context.c') diff --git a/mesalib/src/mesa/vbo/vbo_context.c b/mesalib/src/mesa/vbo/vbo_context.c index 5f03ce547..b2e6bbc12 100644 --- a/mesalib/src/mesa/vbo/vbo_context.c +++ b/mesalib/src/mesa/vbo/vbo_context.c @@ -1,249 +1,245 @@ -/* - * Mesa 3-D graphics library - * Version: 6.3 - * - * Copyright (C) 1999-2005 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. - * - * Authors: - * Keith Whitwell - */ - -#include "main/imports.h" -#include "main/mtypes.h" -#include "main/api_arrayelt.h" -#include "main/bufferobj.h" -#include "math/m_eval.h" -#include "vbo.h" -#include "vbo_context.h" - - - -#define NR_LEGACY_ATTRIBS 16 -#define NR_GENERIC_ATTRIBS 16 -#define NR_MAT_ATTRIBS 12 - - -static GLuint check_size( const GLfloat *attr ) -{ - if (attr[3] != 1.0) return 4; - if (attr[2] != 0.0) return 3; - if (attr[1] != 0.0) return 2; - return 1; -} - - -static void init_legacy_currval(struct gl_context *ctx) -{ - struct vbo_context *vbo = vbo_context(ctx); - struct gl_client_array *arrays = vbo->legacy_currval; - GLuint i; - - memset(arrays, 0, sizeof(*arrays) * NR_LEGACY_ATTRIBS); - - /* Set up a constant (StrideB == 0) array for each current - * attribute: - */ - for (i = 0; i < NR_LEGACY_ATTRIBS; i++) { - struct gl_client_array *cl = &arrays[i]; - - /* Size will have to be determined at runtime: - */ - cl->Size = check_size(ctx->Current.Attrib[i]); - cl->Stride = 0; - cl->StrideB = 0; - cl->Enabled = 1; - cl->Type = GL_FLOAT; - cl->Format = GL_RGBA; - cl->Ptr = (const void *)ctx->Current.Attrib[i]; - cl->_ElementSize = cl->Size * sizeof(GLfloat); - _mesa_reference_buffer_object(ctx, &cl->BufferObj, - ctx->Shared->NullBufferObj); - } -} - - -static void init_generic_currval(struct gl_context *ctx) -{ - struct vbo_context *vbo = vbo_context(ctx); - struct gl_client_array *arrays = vbo->generic_currval; - GLuint i; - - memset(arrays, 0, sizeof(*arrays) * NR_GENERIC_ATTRIBS); - - for (i = 0; i < NR_GENERIC_ATTRIBS; i++) { - struct gl_client_array *cl = &arrays[i]; - - /* This will have to be determined at runtime: - */ - cl->Size = 1; - cl->Type = GL_FLOAT; - cl->Format = GL_RGBA; - cl->Ptr = (const void *)ctx->Current.Attrib[VERT_ATTRIB_GENERIC0 + i]; - cl->Stride = 0; - cl->StrideB = 0; - cl->Enabled = 1; - cl->_ElementSize = cl->Size * sizeof(GLfloat); - _mesa_reference_buffer_object(ctx, &cl->BufferObj, - ctx->Shared->NullBufferObj); - } -} - - -static void init_mat_currval(struct gl_context *ctx) -{ - struct vbo_context *vbo = vbo_context(ctx); - struct gl_client_array *arrays = vbo->mat_currval; - GLuint i; - - ASSERT(NR_MAT_ATTRIBS == MAT_ATTRIB_MAX); - - memset(arrays, 0, sizeof(*arrays) * NR_MAT_ATTRIBS); - - /* Set up a constant (StrideB == 0) array for each current - * attribute: - */ - for (i = 0; i < NR_MAT_ATTRIBS; i++) { - struct gl_client_array *cl = &arrays[i]; - - /* Size is fixed for the material attributes, for others will - * be determined at runtime: - */ - switch (i - VERT_ATTRIB_GENERIC0) { - case MAT_ATTRIB_FRONT_SHININESS: - case MAT_ATTRIB_BACK_SHININESS: - cl->Size = 1; - break; - case MAT_ATTRIB_FRONT_INDEXES: - case MAT_ATTRIB_BACK_INDEXES: - cl->Size = 3; - break; - default: - cl->Size = 4; - break; - } - - cl->Ptr = (const void *)ctx->Light.Material.Attrib[i]; - cl->Type = GL_FLOAT; - cl->Format = GL_RGBA; - cl->Stride = 0; - cl->StrideB = 0; - cl->Enabled = 1; - cl->_ElementSize = cl->Size * sizeof(GLfloat); - _mesa_reference_buffer_object(ctx, &cl->BufferObj, - ctx->Shared->NullBufferObj); - } -} - - -GLboolean _vbo_CreateContext( struct gl_context *ctx ) -{ - struct vbo_context *vbo = CALLOC_STRUCT(vbo_context); - - ctx->swtnl_im = (void *)vbo; - - /* Initialize the arrayelt helper - */ - if (!ctx->aelt_context && - !_ae_create_context( ctx )) { - return GL_FALSE; - } - - /* TODO: remove these pointers. - */ - vbo->legacy_currval = &vbo->currval[VBO_ATTRIB_POS]; - vbo->generic_currval = &vbo->currval[VBO_ATTRIB_GENERIC0]; - vbo->mat_currval = &vbo->currval[VBO_ATTRIB_MAT_FRONT_AMBIENT]; - - init_legacy_currval( ctx ); - init_generic_currval( ctx ); - init_mat_currval( ctx ); - - /* Build mappings from VERT_ATTRIB -> VBO_ATTRIB depending on type - * of vertex program active. - */ - { - GLuint i; - - /* When no vertex program, pull in the material attributes in - * the 16..32 generic range. - */ - for (i = 0; i < 16; i++) - vbo->map_vp_none[i] = i; - for (i = 0; i < 12; i++) - vbo->map_vp_none[16+i] = VBO_ATTRIB_MAT_FRONT_AMBIENT + i; - for (i = 0; i < 4; i++) - vbo->map_vp_none[28+i] = i; - - for (i = 0; i < Elements(vbo->map_vp_arb); i++) - vbo->map_vp_arb[i] = i; - } - - - /* Hook our functions into exec and compile dispatch tables. These - * will pretty much be permanently installed, which means that the - * vtxfmt mechanism can be removed now. - */ - vbo_exec_init( ctx ); - if (ctx->API == API_OPENGL) - vbo_save_init( ctx ); - - _math_init_eval(); - - return GL_TRUE; -} - - -void _vbo_InvalidateState( struct gl_context *ctx, GLuint new_state ) -{ - vbo_exec_invalidate_state(ctx, new_state); -} - - -void _vbo_DestroyContext( struct gl_context *ctx ) -{ - struct vbo_context *vbo = vbo_context(ctx); - - if (ctx->aelt_context) { - _ae_destroy_context( ctx ); - ctx->aelt_context = NULL; - } - - if (vbo) { - GLuint i; - - for (i = 0; i < VBO_ATTRIB_MAX; i++) { - _mesa_reference_buffer_object(ctx, &vbo->currval[i].BufferObj, NULL); - } - - vbo_exec_destroy(ctx); - if (ctx->API == API_OPENGL) - vbo_save_destroy(ctx); - FREE(vbo); - ctx->swtnl_im = NULL; - } -} - - -void vbo_set_draw_func(struct gl_context *ctx, vbo_draw_func func) -{ - struct vbo_context *vbo = vbo_context(ctx); - vbo->draw_prims = func; -} - +/* + * Mesa 3-D graphics library + * Version: 6.3 + * + * Copyright (C) 1999-2005 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. + * + * Authors: + * Keith Whitwell + */ + +#include "main/imports.h" +#include "main/mtypes.h" +#include "main/api_arrayelt.h" +#include "main/bufferobj.h" +#include "math/m_eval.h" +#include "vbo.h" +#include "vbo_context.h" + +#define NR_MAT_ATTRIBS 12 + +static GLuint check_size( const GLfloat *attr ) +{ + if (attr[3] != 1.0) return 4; + if (attr[2] != 0.0) return 3; + if (attr[1] != 0.0) return 2; + return 1; +} + + +static void init_legacy_currval(struct gl_context *ctx) +{ + struct vbo_context *vbo = vbo_context(ctx); + struct gl_client_array *arrays = vbo->legacy_currval; + GLuint i; + + memset(arrays, 0, sizeof(*arrays) * VERT_ATTRIB_FF_MAX); + + /* Set up a constant (StrideB == 0) array for each current + * attribute: + */ + for (i = 0; i < VERT_ATTRIB_FF_MAX; i++) { + struct gl_client_array *cl = &arrays[i]; + + /* Size will have to be determined at runtime: + */ + cl->Size = check_size(ctx->Current.Attrib[i]); + cl->Stride = 0; + cl->StrideB = 0; + cl->Enabled = 1; + cl->Type = GL_FLOAT; + cl->Format = GL_RGBA; + cl->Ptr = (const void *)ctx->Current.Attrib[i]; + cl->_ElementSize = cl->Size * sizeof(GLfloat); + _mesa_reference_buffer_object(ctx, &cl->BufferObj, + ctx->Shared->NullBufferObj); + } +} + + +static void init_generic_currval(struct gl_context *ctx) +{ + struct vbo_context *vbo = vbo_context(ctx); + struct gl_client_array *arrays = vbo->generic_currval; + GLuint i; + + memset(arrays, 0, sizeof(*arrays) * VERT_ATTRIB_GENERIC_MAX); + + for (i = 0; i < VERT_ATTRIB_GENERIC_MAX; i++) { + struct gl_client_array *cl = &arrays[i]; + + /* This will have to be determined at runtime: + */ + cl->Size = 1; + cl->Type = GL_FLOAT; + cl->Format = GL_RGBA; + cl->Ptr = (const void *)ctx->Current.Attrib[VERT_ATTRIB_GENERIC0 + i]; + cl->Stride = 0; + cl->StrideB = 0; + cl->Enabled = 1; + cl->_ElementSize = cl->Size * sizeof(GLfloat); + _mesa_reference_buffer_object(ctx, &cl->BufferObj, + ctx->Shared->NullBufferObj); + } +} + + +static void init_mat_currval(struct gl_context *ctx) +{ + struct vbo_context *vbo = vbo_context(ctx); + struct gl_client_array *arrays = vbo->mat_currval; + GLuint i; + + ASSERT(NR_MAT_ATTRIBS == MAT_ATTRIB_MAX); + + memset(arrays, 0, sizeof(*arrays) * NR_MAT_ATTRIBS); + + /* Set up a constant (StrideB == 0) array for each current + * attribute: + */ + for (i = 0; i < NR_MAT_ATTRIBS; i++) { + struct gl_client_array *cl = &arrays[i]; + + /* Size is fixed for the material attributes, for others will + * be determined at runtime: + */ + switch (i - VERT_ATTRIB_GENERIC0) { + case MAT_ATTRIB_FRONT_SHININESS: + case MAT_ATTRIB_BACK_SHININESS: + cl->Size = 1; + break; + case MAT_ATTRIB_FRONT_INDEXES: + case MAT_ATTRIB_BACK_INDEXES: + cl->Size = 3; + break; + default: + cl->Size = 4; + break; + } + + cl->Ptr = (const void *)ctx->Light.Material.Attrib[i]; + cl->Type = GL_FLOAT; + cl->Format = GL_RGBA; + cl->Stride = 0; + cl->StrideB = 0; + cl->Enabled = 1; + cl->_ElementSize = cl->Size * sizeof(GLfloat); + _mesa_reference_buffer_object(ctx, &cl->BufferObj, + ctx->Shared->NullBufferObj); + } +} + + +GLboolean _vbo_CreateContext( struct gl_context *ctx ) +{ + struct vbo_context *vbo = CALLOC_STRUCT(vbo_context); + + ctx->swtnl_im = (void *)vbo; + + /* Initialize the arrayelt helper + */ + if (!ctx->aelt_context && + !_ae_create_context( ctx )) { + return GL_FALSE; + } + + /* TODO: remove these pointers. + */ + vbo->legacy_currval = &vbo->currval[VBO_ATTRIB_POS]; + vbo->generic_currval = &vbo->currval[VBO_ATTRIB_GENERIC0]; + vbo->mat_currval = &vbo->currval[VBO_ATTRIB_MAT_FRONT_AMBIENT]; + + init_legacy_currval( ctx ); + init_generic_currval( ctx ); + init_mat_currval( ctx ); + + /* Build mappings from VERT_ATTRIB -> VBO_ATTRIB depending on type + * of vertex program active. + */ + { + GLuint i; + + /* When no vertex program, pull in the material attributes in + * the generic range. + */ + for (i = 0; i < VERT_ATTRIB_FF_MAX; i++) + vbo->map_vp_none[i] = i; + for (i = 0; i < NR_MAT_ATTRIBS; i++) + vbo->map_vp_none[VERT_ATTRIB_GENERIC(i)] + = VBO_ATTRIB_MAT_FRONT_AMBIENT + i; + for (i = NR_MAT_ATTRIBS; i < VERT_ATTRIB_GENERIC_MAX; i++) + vbo->map_vp_none[VERT_ATTRIB_GENERIC(i)] = i; + + for (i = 0; i < Elements(vbo->map_vp_arb); i++) + vbo->map_vp_arb[i] = i; + } + + + /* Hook our functions into exec and compile dispatch tables. These + * will pretty much be permanently installed, which means that the + * vtxfmt mechanism can be removed now. + */ + vbo_exec_init( ctx ); + if (ctx->API == API_OPENGL) + vbo_save_init( ctx ); + + _math_init_eval(); + + return GL_TRUE; +} + + +void _vbo_InvalidateState( struct gl_context *ctx, GLuint new_state ) +{ + vbo_exec_invalidate_state(ctx, new_state); +} + + +void _vbo_DestroyContext( struct gl_context *ctx ) +{ + struct vbo_context *vbo = vbo_context(ctx); + + if (ctx->aelt_context) { + _ae_destroy_context( ctx ); + ctx->aelt_context = NULL; + } + + if (vbo) { + GLuint i; + + for (i = 0; i < VBO_ATTRIB_MAX; i++) { + _mesa_reference_buffer_object(ctx, &vbo->currval[i].BufferObj, NULL); + } + + vbo_exec_destroy(ctx); + if (ctx->API == API_OPENGL) + vbo_save_destroy(ctx); + FREE(vbo); + ctx->swtnl_im = NULL; + } +} + + +void vbo_set_draw_func(struct gl_context *ctx, vbo_draw_func func) +{ + struct vbo_context *vbo = vbo_context(ctx); + vbo->draw_prims = func; +} + -- cgit v1.2.3