diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915tex/i830_context.h')
| -rw-r--r-- | src/mesa/drivers/dri/i915tex/i830_context.h | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i915tex/i830_context.h b/src/mesa/drivers/dri/i915tex/i830_context.h new file mode 100644 index 00000000000..e5377b300aa --- /dev/null +++ b/src/mesa/drivers/dri/i915tex/i830_context.h @@ -0,0 +1,208 @@ +/************************************************************************** + * + * 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_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_DEST_SETUP_SIZE 10 + +#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 */ + +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]; + + 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. Just use the buffer id. Will have to do + * this for draw and depth for FBO's... + */ + struct _DriBufferObject *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 meta, initial, state, *current; +}; + + + + +#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); + +/* i830_context.c + */ +extern GLboolean +i830CreateContext(const __GLcontextModes * mesaVis, + __DRIcontextPrivate * 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); + +/* i830_metaops.c + */ +extern void i830InitMetaFuncs(struct i830_context *i830); + +extern void +i830RotateWindow(struct intel_context *intel, __DRIdrawablePrivate * dPriv, + GLuint srcBuf); + +/*====================================================================== + * Inline conversion functions. These are better-typed than the + * macros used previously: + */ +static INLINE struct i830_context * +i830_context(GLcontext * ctx) +{ + return (struct i830_context *) ctx; +} + +#endif |