/************************************************************************** * * 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 0x10000 #define I830_UPLOAD_CTX 0x1 #define I830_UPLOAD_BUFFERS 0x2 #define I830_UPLOAD_STIPPLE 0x4 #define I830_UPLOAD_INVARIENT 0x8 #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_CBUFADDR2 2 #define I830_DESTREG_DBUFADDR0 3 #define I830_DESTREG_DBUFADDR1 4 #define I830_DESTREG_DBUFADDR2 5 #define I830_DESTREG_DV0 6 #define I830_DESTREG_DV1 7 #define I830_DESTREG_SENABLE 8 #define I830_DESTREG_SR0 9 #define I830_DESTREG_SR1 10 #define I830_DESTREG_SR2 11 #define I830_DEST_SETUP_SIZE 12 #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_TM0S0 1 #define I830_TEXREG_TM0S1 2 #define I830_TEXREG_TM0S2 3 #define I830_TEXREG_TM0S3 4 #define I830_TEXREG_TM0S4 5 #define I830_TEXREG_MCS 6 /* _3DSTATE_MAP_COORD_SETS */ #define I830_TEXREG_CUBE 7 /* _3DSTATE_MAP_SUBE */ #define I830_TEX_SETUP_SIZE 8 #define I830_TEXBLEND_SIZE 12 /* (4 args + op) * 2 + COLOR_FACTOR */ 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 Tex[I830_TEX_UNITS][I830_TEX_SETUP_SIZE]; GLuint TexBlend[I830_TEX_UNITS][I830_TEXBLEND_SIZE]; GLuint TexBlendWordsUsed[I830_TEX_UNITS]; GLuint emitted; /* I810_UPLOAD_* */ GLuint active; }; struct i830_context { struct intel_context intel; DECLARE_RENDERINPUTS(last_index_bitset); struct i830_hw_state meta, initial, state, *current; }; typedef struct i830_context *i830ContextPtr; typedef struct i830_texture_object *i830TextureObjectPtr; #define I830_CONTEXT(ctx) ((i830ContextPtr)(ctx)) #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( i830ContextPtr i830 ); /* i830_context.c */ extern GLboolean i830CreateContext( const __GLcontextModes *mesaVis, __DRIcontextPrivate *driContextPriv, void *sharedContextPrivate); /* i830_tex.c, i830_texstate.c */ extern void i830UpdateTextureState( intelContextPtr intel ); extern void i830InitTextureFuncs( struct dd_function_table *functions ); extern intelTextureObjectPtr i830AllocTexObj( struct gl_texture_object *tObj ); /* i830_texblend.c */ extern GLuint i830SetTexEnvCombine(i830ContextPtr i830, const struct gl_tex_env_combine_state * combine, GLint blendUnit, GLuint texel_op, GLuint *state, const GLfloat *factor ); extern void i830EmitTextureBlend( i830ContextPtr i830 ); /* i830_state.c */ extern void i830InitStateFuncs( struct dd_function_table *functions ); extern void i830EmitState( i830ContextPtr i830 ); extern void i830InitState( i830ContextPtr i830 ); /* i830_metaops.c */ extern GLboolean i830TryTextureReadPixels( GLcontext *ctx, GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, const struct gl_pixelstore_attrib *pack, GLvoid *pixels ); extern GLboolean i830TryTextureDrawPixels( GLcontext *ctx, GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, const struct gl_pixelstore_attrib *unpack, const GLvoid *pixels ); extern void i830ClearWithTris( intelContextPtr intel, GLbitfield mask, GLboolean all, GLint cx, GLint cy, GLint cw, GLint ch); extern void i830RotateWindow(intelContextPtr intel, __DRIdrawablePrivate *dPriv, GLuint srcBuf); #endif