diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_context.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_context.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c new file mode 100644 index 00000000000..c1f6617f3fd --- /dev/null +++ b/src/mesa/drivers/dri/i965/brw_context.c @@ -0,0 +1,175 @@ +/* + Copyright (C) Intel Corp. 2006. All Rights Reserved. + Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to + develop this 3D driver. + + 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 (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 NONINFRINGEMENT. + IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS 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. + + **********************************************************************/ + /* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + */ + + +#include "brw_context.h" +#include "brw_aub.h" +#include "brw_defines.h" +#include "brw_draw.h" +#include "brw_exec.h" +#include "brw_save.h" +#include "brw_vs.h" +#include "imports.h" +#include "intel_tex.h" +#include "intel_blit.h" +#include "intel_batchbuffer.h" + +#include "utils.h" +#include "api_noop.h" +#include "vtxfmt.h" + +/*************************************** + * Mesa's Driver Functions + ***************************************/ + +static const struct dri_extension brw_extensions[] = +{ + { "GL_ARB_depth_texture", NULL }, + { "GL_ARB_fragment_program", NULL }, + { "GL_ARB_shadow", NULL }, + { "GL_EXT_shadow_funcs", NULL }, + /* ARB extn won't work if not enabled */ + { "GL_SGIX_depth_texture", NULL }, + { "GL_ARB_texture_env_crossbar", NULL }, + { NULL, NULL } +}; + + +static void brwInitDriverFunctions( struct dd_function_table *functions ) +{ + intelInitDriverFunctions( functions ); + brwInitTextureFuncs( functions ); + brwInitFragProgFuncs( functions ); +} + + +static void brw_init_attribs( struct brw_context *brw ) +{ + GLcontext *ctx = &brw->intel.ctx; + + brw->attribs.Color = &ctx->Color; + brw->attribs.Depth = &ctx->Depth; + brw->attribs.Fog = &ctx->Fog; + brw->attribs.Hint = &ctx->Hint; + brw->attribs.Light = &ctx->Light; + brw->attribs.Line = &ctx->Line; + brw->attribs.Point = &ctx->Point; + brw->attribs.Polygon = &ctx->Polygon; + brw->attribs.Scissor = &ctx->Scissor; + brw->attribs.Stencil = &ctx->Stencil; + brw->attribs.Texture = &ctx->Texture; + brw->attribs.Transform = &ctx->Transform; + brw->attribs.Viewport = &ctx->Viewport; + brw->attribs.VertexProgram = &ctx->VertexProgram; + brw->attribs.FragmentProgram = &ctx->FragmentProgram; + brw->attribs.PolygonStipple = &ctx->PolygonStipple[0]; +} + + +GLboolean brwCreateContext( const __GLcontextModes *mesaVis, + __DRIcontextPrivate *driContextPriv, + void *sharedContextPrivate) +{ + struct dd_function_table functions; + struct brw_context *brw = (struct brw_context *) CALLOC_STRUCT(brw_context); + struct intel_context *intel = &brw->intel; + GLcontext *ctx = &intel->ctx; + + if (!brw) { + _mesa_printf("%s: failed to alloc context\n", __FUNCTION__); + return GL_FALSE; + } + + brwInitVtbl( brw ); + brwInitDriverFunctions( &functions ); + + if (!intelInitContext( intel, mesaVis, driContextPriv, + sharedContextPrivate, &functions )) { + _mesa_printf("%s: failed to init intel context\n", __FUNCTION__); + FREE(brw); + return GL_FALSE; + } + + ctx->Const.MaxTextureUnits = BRW_MAX_TEX_UNIT; + ctx->Const.MaxTextureImageUnits = BRW_MAX_TEX_UNIT; + ctx->Const.MaxTextureCoordUnits = BRW_MAX_TEX_UNIT; + + + /* Advertise the full hardware capabilities. The new memory + * manager should cope much better with overload situations: + */ + ctx->Const.MaxTextureLevels = 12; + ctx->Const.Max3DTextureLevels = 9; + ctx->Const.MaxCubeTextureLevels = 12; + ctx->Const.MaxTextureRectSize = (1<<11); + ctx->Const.MaxTextureUnits = BRW_MAX_TEX_UNIT; + +/* ctx->Const.MaxNativeVertexProgramTemps = 32; */ + + + driInitExtensions( ctx, brw_extensions, GL_FALSE ); + + brw_aub_init( brw ); + + brw_init_attribs( brw ); + brw_init_metaops( brw ); + brw_init_state( brw ); + + brw->state.dirty.mesa = ~0; + brw->state.dirty.brw = ~0; + + memset(&brw->wm.bind, ~0, sizeof(brw->wm.bind)); + + brw->emit_state_always = 0; + + ctx->_MaintainTexEnvProgram = 1; + + brw_draw_init( brw ); + + brw_ProgramCacheInit( ctx ); + + /* Hook our functions into exec and compile dispatch tables. Only + * fallback on out-of-memory situations. + */ + brw_exec_init( ctx ); + brw_save_init( ctx ); + + { + const char *filename = getenv("INTEL_REPLAY"); + if (filename) { + brw_playback_aubfile(brw, filename); + exit(0); + } + } + + return GL_TRUE; +} + |