/************************************************************************** * * 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. * **************************************************************************/ #ifndef I830CONTEXT_INC #define I830CONTEXT_INC #include "intel_context.h" #define I830_FALLBACK_TEXTURE 0x1000 #define I830_FALLBACK_COLORMASK 0x2000 #define I830_FALLBACK_STENCIL 0x4000 #define I830_FALLBACK_STIPPLE 0x8000 #define I830_FALLBACK_LOGICOP 0x20000 #define I830_FALLBACK_DRAW_OFFSET 0x200000 #define I830_UPLOAD_CTX 0x1 #define I830_UPLOAD_BUFFERS 0x2 #define I830_UPLOAD_STIPPLE 0x4 #define I830_UPLOAD_INVARIENT 0x8 #define I830_UPLOAD_RASTER_RULES 0x10 #define I830_UPLOAD_TEX(i) (0x10<<(i)) #define I830_UPLOAD_TEXBLEND(i) (0x100<<(i)) #define I830_UPLOAD_TEX_ALL (0x0f0) #define I830_UPLOAD_TEXBLEND_ALL (0xf00) /* State structure offsets - these will probably disappear. */ #define I830_DESTREG_CBUFADDR0 0 #define I830_DESTREG_CBUFADDR1 1 #define I830_DESTREG_DBUFADDR0 2 #define I830_DESTREG_DBUFADDR1 3 #define I830_DESTREG_DV0 4 #define I830_DESTREG_DV1 5 #define I830_DESTREG_SENABLE 6 #define I830_DESTREG_SR0 7 #define I830_DESTREG_SR1 8 #define I830_DESTREG_SR2 9 #define I830_DESTREG_DRAWRECT0 10 #define I830_DESTREG_DRAWRECT1 11 #define I830_DESTREG_DRAWRECT2 12 #define I830_DESTREG_DRAWRECT3 13 #define I830_DESTREG_DRAWRECT4 14 #define I830_DESTREG_DRAWRECT5 15 #define I830_DEST_SETUP_SIZE 16 #define I830_CTXREG_STATE1 0 #define I830_CTXREG_STATE2 1 #define I830_CTXREG_STATE3 2 #define I830_CTXREG_STATE4 3 #define I830_CTXREG_STATE5 4 #define I830_CTXREG_IALPHAB 5 #define I830_CTXREG_STENCILTST 6 #define I830_CTXREG_ENABLES_1 7 #define I830_CTXREG_ENABLES_2 8 #define I830_CTXREG_AA 9 #define I830_CTXREG_FOGCOLOR 10 #define I830_CTXREG_BLENDCOLOR0 11 #define I830_CTXREG_BLENDCOLOR1 12 #define I830_CTXREG_VF 13 #define I830_CTXREG_VF2 14 #define I830_CTXREG_MCSB0 15 #define I830_CTXREG_MCSB1 16 #define I830_CTX_SETUP_SIZE 17 #define I830_STPREG_ST0 0 #define I830_STPREG_ST1 1 #define I830_STP_SETUP_SIZE 2 #define I830_TEXREG_TM0LI 0 /* load immediate 2 texture map n */ #define I830_TEXREG_TM0S1 1 #define I830_TEXREG_TM0S2 2 #define I830_TEXREG_TM0S3 3 #define I830_TEXREG_TM0S4 4 #define I830_TEXREG_MCS 5 /* _3DSTATE_MAP_COORD_SETS */ #define I830_TEXREG_CUBE 6 /* _3DSTATE_MAP_SUBE */ #define I830_TEX_SETUP_SIZE 7 #define I830_TEXBLEND_SIZE 12 /* (4 args + op) * 2 + COLOR_FACTOR */ enum { I830_RASTER_RULES, I830_RASTER_RULES_SIZE }; struct i830_texture_object { struct intel_texture_object intel; GLuint Setup[I830_TEX_SETUP_SIZE]; }; #define I830_TEX_UNITS 4 struct i830_hw_state { GLuint Ctx[I830_CTX_SETUP_SIZE]; GLuint Buffer[I830_DEST_SETUP_SIZE]; GLuint Stipple[I830_STP_SETUP_SIZE]; GLuint RasterRules[I830_RASTER_RULES_SIZE]; GLuint Tex[I830_TEX_UNITS][I830_TEX_SETUP_SIZE]; GLuint TexBlend[I830_TEX_UNITS][I830_TEXBLEND_SIZE]; GLuint TexBlendWordsUsed[I830_TEX_UNITS]; struct intel_region *draw_region; struct intel_region *depth_region; /* Regions aren't actually that appropriate here as the memory may * be from a PBO or FBO. Will have to do this for draw and depth for * FBO's... */ drm_intel_bo *tex_buffer[I830_TEX_UNITS]; GLuint tex_offset[I830_TEX_UNITS]; GLuint emitted; /* I810_UPLOAD_* */ GLuint active; }; struct i830_context { struct intel_context intel; GLuint lodbias_tm0s3[MAX_TEXTURE_UNITS]; DECLARE_RENDERINPUTS(last_index_bitset); struct i830_hw_state state; }; #define I830_STATECHANGE(i830, flag) \ do { \ INTEL_FIREVERTICES( &i830->intel ); \ i830->state.emitted &= ~flag; \ } while (0) #define I830_ACTIVESTATE(i830, flag, mode) \ do { \ INTEL_FIREVERTICES( &i830->intel ); \ if (mode) \ i830->state.active |= flag; \ else \ i830->state.active &= ~flag; \ } while (0) /* i830_vtbl.c */ extern void i830InitVtbl(struct i830_context *i830); extern void i830_state_draw_region(struct intel_context *intel, struct i830_hw_state *state, struct intel_region *color_region, struct intel_region *depth_region); /* i830_context.c */ extern bool i830CreateContext(const struct gl_config * mesaVis, __DRIcontext * driContextPriv, void *sharedContextPrivate); /* i830_tex.c, i830_texstate.c */ extern void i830UpdateTextureState(struct intel_context *intel); extern void i830InitTextureFuncs(struct dd_function_table *functions); /* i830_texblend.c */ extern GLuint i830SetTexEnvCombine(struct i830_context *i830, const struct gl_tex_env_combine_state *combine, GLint blendUnit, GLuint texel_op, GLuint * state, const GLfloat * factor); extern void i830EmitTextureBlend(struct i830_context *i830); /* i830_state.c */ extern void i830InitStateFuncs(struct dd_function_table *functions); extern void i830EmitState(struct i830_context *i830); extern void i830InitState(struct i830_context *i830); extern void i830_update_provoking_vertex(struct gl_context *ctx); /*====================================================================== * Inline conversion functions. These are better-typed than the * macros used previously: */ static INLINE struct i830_context * i830_context(struct gl_context * ctx) { return (struct i830_context *) ctx; } #endif