/************************************************************************** * * 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 I915CONTEXT_INC #define I915CONTEXT_INC #include "intel_context.h" #include "i915_reg.h" #define I915_FALLBACK_TEXTURE 0x1000 #define I915_FALLBACK_COLORMASK 0x2000 #define I915_FALLBACK_STENCIL 0x4000 #define I915_FALLBACK_STIPPLE 0x8000 #define I915_FALLBACK_PROGRAM 0x10000 #define I915_FALLBACK_LOGICOP 0x20000 #define I915_FALLBACK_POLYGON_SMOOTH 0x40000 #define I915_FALLBACK_POINT_SMOOTH 0x80000 #define I915_UPLOAD_CTX 0x1 #define I915_UPLOAD_BUFFERS 0x2 #define I915_UPLOAD_STIPPLE 0x4 #define I915_UPLOAD_PROGRAM 0x8 #define I915_UPLOAD_CONSTANTS 0x10 #define I915_UPLOAD_FOG 0x20 #define I915_UPLOAD_INVARIENT 0x40 #define I915_UPLOAD_DEFAULTS 0x80 #define I915_UPLOAD_TEX(i) (0x00010000<<(i)) #define I915_UPLOAD_TEX_ALL (0x00ff0000) #define I915_UPLOAD_TEX_0_SHIFT 16 /* State structure offsets - these will probably disappear. */ #define I915_DESTREG_CBUFADDR0 0 #define I915_DESTREG_CBUFADDR1 1 #define I915_DESTREG_DBUFADDR0 3 #define I915_DESTREG_DBUFADDR1 4 #define I915_DESTREG_DV0 6 #define I915_DESTREG_DV1 7 #define I915_DESTREG_SENABLE 8 #define I915_DESTREG_SR0 9 #define I915_DESTREG_SR1 10 #define I915_DESTREG_SR2 11 #define I915_DEST_SETUP_SIZE 12 #define I915_CTXREG_STATE4 0 #define I915_CTXREG_LI 1 #define I915_CTXREG_LIS2 2 #define I915_CTXREG_LIS4 3 #define I915_CTXREG_LIS5 4 #define I915_CTXREG_LIS6 5 #define I915_CTXREG_IAB 6 #define I915_CTXREG_BLENDCOLOR0 7 #define I915_CTXREG_BLENDCOLOR1 8 #define I915_CTX_SETUP_SIZE 9 #define I915_FOGREG_COLOR 0 #define I915_FOGREG_MODE0 1 #define I915_FOGREG_MODE1 2 #define I915_FOGREG_MODE2 3 #define I915_FOGREG_MODE3 4 #define I915_FOG_SETUP_SIZE 5 #define I915_STPREG_ST0 0 #define I915_STPREG_ST1 1 #define I915_STP_SETUP_SIZE 2 #define I915_TEXREG_MS3 1 #define I915_TEXREG_MS4 2 #define I915_TEXREG_SS2 3 #define I915_TEXREG_SS3 4 #define I915_TEXREG_SS4 5 #define I915_TEX_SETUP_SIZE 6 #define I915_DEFREG_C0 0 #define I915_DEFREG_C1 1 #define I915_DEFREG_S0 2 #define I915_DEFREG_S1 3 #define I915_DEFREG_Z0 4 #define I915_DEFREG_Z1 5 #define I915_DEF_SETUP_SIZE 6 #define I915_MAX_CONSTANT 32 #define I915_CONSTANT_SIZE (2+(4*I915_MAX_CONSTANT)) #define I915_PROGRAM_SIZE 192 #define I915_MAX_INSN (I915_MAX_TEX_INSN+I915_MAX_ALU_INSN) /* Hardware version of a parsed fragment program. "Derived" from the * mesa fragment_program struct. */ struct i915_fragment_program { struct gl_fragment_program FragProg; GLboolean translated; GLboolean params_uptodate; GLboolean on_hardware; GLboolean error; /* If program is malformed for any reason. */ GLuint nr_tex_indirect; GLuint nr_tex_insn; GLuint nr_alu_insn; GLuint nr_decl_insn; /* TODO: split between the stored representation of a program and * the state used to build that representation. */ GLcontext *ctx; GLuint declarations[I915_PROGRAM_SIZE]; GLuint program[I915_PROGRAM_SIZE]; GLfloat constant[I915_MAX_CONSTANT][4]; GLuint constant_flags[I915_MAX_CONSTANT]; GLuint nr_constants; GLuint *csr; /* Cursor, points into program. */ GLuint *decl; /* Cursor, points into declarations. */ GLuint decl_s; /* flags for which s regs need to be decl'd */ GLuint decl_t; /* flags for which t regs need to be decl'd */ GLuint temp_flag; /* Tracks temporary regs which are in * use. */ GLuint utemp_flag; /* Tracks TYPE_U temporary regs which are in * use. */ /* Track which R registers are "live" for each instruction. * A register is live between the time it's written to and the last time * it's read. */ GLuint usedRegs[I915_MAX_INSN]; /* Helpers for i915_fragprog.c: */ GLuint wpos_tex; GLboolean depth_written; struct { GLuint reg; /* Hardware constant idx */ const GLfloat *values; /* Pointer to tracked values */ } param[I915_MAX_CONSTANT]; GLuint nr_params; }; #define I915_TEX_UNITS 8 struct i915_hw_state { GLuint Ctx[I915_CTX_SETUP_SIZE]; GLuint Buffer[I915_DEST_SETUP_SIZE]; GLuint Stipple[I915_STP_SETUP_SIZE]; GLuint Fog[I915_FOG_SETUP_SIZE]; GLuint Defaults[I915_DEF_SETUP_SIZE]; GLuint Tex[I915_TEX_UNITS][I915_TEX_SETUP_SIZE]; GLuint Constant[I915_CONSTANT_SIZE]; GLuint ConstantSize; GLuint Program[I915_PROGRAM_SIZE]; GLuint ProgramSize; /* Region pointers for relocation: */ struct intel_region *draw_region; struct intel_region *depth_region; /* struct intel_region *tex_region[I915_TEX_UNITS]; */ /* 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... */ dri_bo *tex_buffer[I915_TEX_UNITS]; GLuint tex_offset[I915_TEX_UNITS]; GLuint active; /* I915_UPLOAD_* */ GLuint emitted; /* I915_UPLOAD_* */ }; #define I915_FOG_PIXEL 2 #define I915_FOG_VERTEX 1 #define I915_FOG_NONE 0 struct i915_context { struct intel_context intel; GLuint last_ReallyEnabled; GLuint vertex_fog; GLuint lodbias_ss2[MAX_TEXTURE_UNITS]; struct i915_fragment_program *current_program; struct i915_hw_state meta, initial, state, *current; }; #define I915_STATECHANGE(i915, flag) \ do { \ INTEL_FIREVERTICES( &(i915)->intel ); \ (i915)->state.emitted &= ~(flag); \ } while (0) #define I915_ACTIVESTATE(i915, flag, mode) \ do { \ INTEL_FIREVERTICES( &(i915)->intel ); \ if (mode) \ (i915)->state.active |= (flag); \ else \ (i915)->state.active &= ~(flag); \ } while (0) /*====================================================================== * i915_vtbl.c */ extern void i915InitVtbl(struct i915_context *i915); extern void i915_state_draw_region(struct intel_context *intel, struct i915_hw_state *state, struct intel_region *color_region, struct intel_region *depth_region); #define SZ_TO_HW(sz) ((sz-2)&0x3) #define EMIT_SZ(sz) (EMIT_1F + (sz) - 1) #define EMIT_ATTR( ATTR, STYLE, S4, SZ ) \ do { \ intel->vertex_attrs[intel->vertex_attr_count].attrib = (ATTR); \ intel->vertex_attrs[intel->vertex_attr_count].format = (STYLE); \ s4 |= S4; \ intel->vertex_attr_count++; \ offset += (SZ); \ } while (0) #define EMIT_PAD( N ) \ do { \ intel->vertex_attrs[intel->vertex_attr_count].attrib = 0; \ intel->vertex_attrs[intel->vertex_attr_count].format = EMIT_PAD; \ intel->vertex_attrs[intel->vertex_attr_count].offset = (N); \ intel->vertex_attr_count++; \ offset += (N); \ } while (0) /*====================================================================== * i915_context.c */ extern GLboolean i915CreateContext(const __GLcontextModes * mesaVis, __DRIcontextPrivate * driContextPriv, void *sharedContextPrivate); /*====================================================================== * i915_debug.c */ extern void i915_disassemble_program(const GLuint * program, GLuint sz); extern void i915_print_ureg(const char *msg, GLuint ureg); /*====================================================================== * i915_state.c */ extern void i915InitStateFunctions(struct dd_function_table *functions); extern void i915InitState(struct i915_context *i915); extern void i915_update_fog(GLcontext * ctx); /*====================================================================== * i915_tex.c */ extern void i915UpdateTextureState(struct intel_context *intel); extern void i915InitTextureFuncs(struct dd_function_table *functions); /*====================================================================== * i915_metaops.c */ void i915InitMetaFuncs(struct i915_context *i915); /*====================================================================== * i915_fragprog.c */ extern void i915ValidateFragmentProgram(struct i915_context *i915); extern void i915InitFragProgFuncs(struct dd_function_table *functions); /*====================================================================== * Inline conversion functions. These are better-typed than the * macros used previously: */ static INLINE struct i915_context * i915_context(GLcontext * ctx) { return (struct i915_context *) ctx; } #define I915_CONTEXT(ctx) i915_context(ctx) #endif