src/mesa/drivers/dri/r600/r600_context.h

   1 /*
   2 Copyright (C) The Weather Channel, Inc.  2002.  All Rights Reserved.
   3
   4 The Weather Channel (TM) funded Tungsten Graphics to develop the
   5 initial release of the Radeon 8500 driver under the XFree86 license.
   6 This notice must be preserved.
   7
   8 Permission is hereby granted, free of charge, to any person obtaining
   9 a copy of this software and associated documentation files (the
  10 "Software"), to deal in the Software without restriction, including
  11 without limitation the rights to use, copy, modify, merge, publish,
  12 distribute, sublicense, and/or sell copies of the Software, and to
  13 permit persons to whom the Software is furnished to do so, subject to
  14 the following conditions:
  15
  16 The above copyright notice and this permission notice (including the
  17 next paragraph) shall be included in all copies or substantial
  18 portions of the Software.
  19
  20 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  23 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
  24 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27
  28 **************************************************************************/
  29
  30 /**
  31  * \file
  32  *
  33  * \author Keith Whitwell <keith@tungstengraphics.com>
  34  * \author Nicolai Haehnle <prefect_@gmx.net>
  35  */
  36
  37 #ifndef __R600_CONTEXT_H__
  38 #define __R600_CONTEXT_H__
  39
  40 #include "tnl/t_vertex.h"
  41 #include "drm.h"
  42 #include "radeon_drm.h"
  43 #include "dri_util.h"
  44 #include "texmem.h"
  45 #include "radeon_common.h"
  46
  47 #include "main/macros.h"
  48 #include "main/mtypes.h"
  49 #include "main/colormac.h"
  50
  51 #include "r700_chip.h"
  52 #include "r600_tex.h"
  53 #include "r700_oglprog.h"
  54
  55 struct r600_context;
  56 typedef struct r600_context context_t;
  57
  58 GLboolean r700SendPSState(context_t *context);
  59 GLboolean r700SendVSState(context_t *context);
  60 GLboolean r700SendSQConfig(context_t *context);
  61
  62 #include "main/mm.h"
  63
  64 /* From http://gcc. gnu.org/onlinedocs/gcc-3.2.3/gcc/Variadic-Macros.html .
  65    I suppose we could inline this and use macro to fetch out __LINE__ and stuff in case we run into trouble
  66    with other compilers ... GLUE!
  67 */
  68 #define WARN_ONCE(a, ...)       { \
  69         static int warn##__LINE__=1; \
  70         if(warn##__LINE__){ \
  71                 fprintf(stderr, "*********************************WARN_ONCE*********************************\n"); \
  72                 fprintf(stderr, "File %s function %s line %d\n", \
  73                         __FILE__, __FUNCTION__, __LINE__); \
  74                 fprintf(stderr,  a, ## __VA_ARGS__);\
  75                 fprintf(stderr, "***************************************************************************\n"); \
  76                 warn##__LINE__=0;\
  77                 } \
  78         }
  79
  80 /************ DMA BUFFERS **************/
  81
  82 /* The blit width for texture uploads
  83  */
  84 #define R600_BLIT_WIDTH_BYTES 1024
  85 #define R600_MAX_TEXTURE_UNITS 8
  86
  87 struct r600_texture_state {
  88         int tc_count;           /* number of incoming texture coordinates from VAP */
  89 };
  90
  91 /* Perhaps more if we store programs in vmem? */
  92 /* drm_r600_cmd_header_t->vpu->count is unsigned char */
  93 #define VSF_MAX_FRAGMENT_LENGTH (255*4)
  94
  95 /* Can be tested with colormat currently. */
  96 #define VSF_MAX_FRAGMENT_TEMPS (14)
  97
  98 #define STATE_R600_WINDOW_DIMENSION (STATE_INTERNAL_DRIVER+0)
  99 #define STATE_R600_TEXRECT_FACTOR (STATE_INTERNAL_DRIVER+1)
 100
 101 extern int hw_tcl_on;
 102
 103 #define COLOR_IS_RGBA
 104 #define TAG(x) r600##x
 105 #include "tnl_dd/t_dd_vertex.h"
 106 #undef TAG
 107
 108 #define PFS_MAX_ALU_INST        64
 109 #define PFS_MAX_TEX_INST        64
 110 #define PFS_MAX_TEX_INDIRECT 4
 111 #define PFS_NUM_TEMP_REGS       32
 112 #define PFS_NUM_CONST_REGS      16
 113
 114 #define R600_MAX_AOS_ARRAYS             16
 115
 116 #define REG_COORDS      0
 117 #define REG_COLOR0      1
 118 #define REG_TEX0        2
 119
 120 #define R600_FALLBACK_NONE 0
 121 #define R600_FALLBACK_TCL 1
 122 #define R600_FALLBACK_RAST 2
 123
 124 enum
 125 {
 126     NO_SHIFT    = 0,
 127     LEFT_SHIFT  = 1,
 128     RIGHT_SHIFT = 2,
 129 };
 130
 131 typedef struct offset_modifiers
 132 {
 133     GLuint shift;
 134     GLuint shiftbits;
 135     GLuint mask;
 136 } offset_modifiers;
 137
 138 /**
 139  * \brief R600 context structure.
 140  */
 141 struct r600_context {
 142         struct radeon_context radeon;   /* parent class, must be first */
 143
 144         /* ------ */
 145         R700_CHIP_CONTEXT hw;
 146
 147         /* Vertex buffers
 148          */
 149         GLvector4f dummy_attrib[_TNL_ATTRIB_MAX];
 150         GLvector4f *temp_attrib[_TNL_ATTRIB_MAX];
 151
 152 };
 153
 154 #define R700_CONTEXT(ctx)               ((context_t *)(ctx->DriverCtx))
 155 #define GL_CONTEXT(context)     ((GLcontext *)(context->radeon.glCtx))
 156
 157 extern void r600DestroyContext(__DRIcontextPrivate * driContextPriv);
 158 extern GLboolean r600CreateContext(const __GLcontextModes * glVisual,
 159                                    __DRIcontextPrivate * driContextPriv,
 160                                    void *sharedContextPrivate);
 161
 162 #define R700_CONTEXT_STATES(context) ((R700_CHIP_CONTEXT *)(&context->hw))
 163
 164 extern GLboolean r700InitChipObject(context_t *context);
 165 extern GLboolean r700SendContextStates(context_t *context);
 166 extern GLboolean r700SendViewportState(context_t *context, int id);
 167 extern GLboolean r700SendRenderTargetState(context_t *context, int id);
 168
 169 extern int       r700SetupStreams(GLcontext * ctx);
 170 extern void      r700SetupVTXConstants(GLcontext  * ctx,
 171                                        unsigned int nStreamID,
 172                                        void *       pAos,
 173                                        unsigned int size,      /* number of elements in vector */
 174                                        unsigned int stride,
 175                                        unsigned int Count);    /* number of vectors in stream */
 176
 177 #define RADEON_D_CAPTURE 0
 178 #define RADEON_D_PLAYBACK 1
 179 #define RADEON_D_PLAYBACK_RAW 2
 180 #define RADEON_D_T 3
 181
 182 #define r600PackFloat32 radeonPackFloat32
 183 #define r600PackFloat24 radeonPackFloat24
 184
 185 #endif                          /* __R600_CONTEXT_H__ */