From 6d104cb932080c5c0d951fbc0ec6d30fb7ebef45 Mon Sep 17 00:00:00 2001 From: Alan Hourihane Date: Thu, 2 Nov 2006 12:02:13 +0000 Subject: merge current trunk into vbo branch --- src/mesa/drivers/dri/i915tex/i915_context.c | 175 ++++++++++++++++++++++++++++ 1 file changed, 175 insertions(+) create mode 100644 src/mesa/drivers/dri/i915tex/i915_context.c (limited to 'src/mesa/drivers/dri/i915tex/i915_context.c') diff --git a/src/mesa/drivers/dri/i915tex/i915_context.c b/src/mesa/drivers/dri/i915tex/i915_context.c new file mode 100644 index 0000000000..4cbe29d79d --- /dev/null +++ b/src/mesa/drivers/dri/i915tex/i915_context.c @@ -0,0 +1,175 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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 TUNGSTEN GRAPHICS 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. + * + **************************************************************************/ + +#include "i915_context.h" +#include "imports.h" +#include "intel_tex.h" +#include "intel_tris.h" +#include "tnl/t_context.h" +#include "tnl/t_pipeline.h" +#include "tnl/t_vertex.h" + +#include "swrast/swrast.h" +#include "swrast_setup/swrast_setup.h" +#include "tnl/tnl.h" +#include "array_cache/acache.h" + +#include "utils.h" +#include "i915_reg.h" + +#include "intel_regions.h" +#include "intel_batchbuffer.h" + +/*************************************** + * Mesa's Driver Functions + ***************************************/ + +static const struct dri_extension i915_extensions[] = { + {"GL_ARB_depth_texture", NULL}, + {"GL_ARB_fragment_program", NULL}, + {"GL_ARB_shadow", NULL}, + {"GL_ARB_texture_env_crossbar", NULL}, + {"GL_ARB_texture_non_power_of_two", NULL}, + {"GL_EXT_shadow_funcs", NULL}, + /* ARB extn won't work if not enabled */ + {"GL_SGIX_depth_texture", NULL}, + {NULL, NULL} +}; + +/* Override intel default. + */ +static void +i915InvalidateState(GLcontext * ctx, GLuint new_state) +{ + _swrast_InvalidateState(ctx, new_state); + _swsetup_InvalidateState(ctx, new_state); + _ac_InvalidateState(ctx, new_state); + _tnl_InvalidateState(ctx, new_state); + _tnl_invalidate_vertex_state(ctx, new_state); + intel_context(ctx)->NewGLState |= new_state; + + /* Todo: gather state values under which tracked parameters become + * invalidated, add callbacks for things like + * ProgramLocalParameters, etc. + */ + { + struct i915_fragment_program *p = + (struct i915_fragment_program *) ctx->FragmentProgram._Current; + if (p && p->nr_params) + p->params_uptodate = 0; + } + + if (new_state & (_NEW_FOG | _NEW_HINT | _NEW_PROGRAM)) + i915_update_fog(ctx); +} + + +static void +i915InitDriverFunctions(struct dd_function_table *functions) +{ + intelInitDriverFunctions(functions); + i915InitStateFunctions(functions); + i915InitTextureFuncs(functions); + i915InitFragProgFuncs(functions); + functions->UpdateState = i915InvalidateState; +} + + + +GLboolean +i915CreateContext(const __GLcontextModes * mesaVis, + __DRIcontextPrivate * driContextPriv, + void *sharedContextPrivate) +{ + struct dd_function_table functions; + struct i915_context *i915 = + (struct i915_context *) CALLOC_STRUCT(i915_context); + struct intel_context *intel = &i915->intel; + GLcontext *ctx = &intel->ctx; + + if (!i915) + return GL_FALSE; + + if (0) + _mesa_printf("\ntexmem-0-3 branch\n\n"); + + i915InitVtbl(i915); + i915InitMetaFuncs(i915); + + i915InitDriverFunctions(&functions); + + if (!intelInitContext(intel, mesaVis, driContextPriv, + sharedContextPrivate, &functions)) { + FREE(i915); + return GL_FALSE; + } + + ctx->Const.MaxTextureUnits = I915_TEX_UNITS; + ctx->Const.MaxTextureImageUnits = I915_TEX_UNITS; + ctx->Const.MaxTextureCoordUnits = I915_TEX_UNITS; + + + /* 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 = I915_TEX_UNITS; + + /* GL_ARB_fragment_program limits - don't think Mesa actually + * validates programs against these, and in any case one ARB + * instruction can translate to more than one HW instruction, so + * we'll still have to check and fallback each time. + */ + ctx->Const.FragmentProgram.MaxNativeTemps = I915_MAX_TEMPORARY; + ctx->Const.FragmentProgram.MaxNativeAttribs = 11; /* 8 tex, 2 color, fog */ + ctx->Const.FragmentProgram.MaxNativeParameters = I915_MAX_CONSTANT; + ctx->Const.FragmentProgram.MaxNativeAluInstructions = I915_MAX_ALU_INSN; + ctx->Const.FragmentProgram.MaxNativeTexInstructions = I915_MAX_TEX_INSN; + ctx->Const.FragmentProgram.MaxNativeInstructions = (I915_MAX_ALU_INSN + + I915_MAX_TEX_INSN); + ctx->Const.FragmentProgram.MaxNativeTexIndirections = + I915_MAX_TEX_INDIRECT; + ctx->Const.FragmentProgram.MaxNativeAddressRegs = 0; /* I don't think we have one */ + + ctx->_MaintainTexEnvProgram = 1; + ctx->_UseTexEnvProgram = 1; + + driInitExtensions(ctx, i915_extensions, GL_FALSE); + + + _tnl_init_vertices(ctx, ctx->Const.MaxArrayLockSize + 12, + 36 * sizeof(GLfloat)); + + intel->verts = TNL_CONTEXT(ctx)->clipspace.vertex_buf; + + i915InitState(i915); + + return GL_TRUE; +} -- cgit v1.2.3