workbench/hidds/softpipe/softpipegalliumclass.c

   1 /*
   2     Copyright 2010, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <hidd/gallium.h>
   7 #include <proto/oop.h>
   8 #include <aros/debug.h>
   9
  10 #include <gallium/pipe/p_screen.h>
  11 #include "softpipe/sp_texture.h"
  12 #include "softpipe/sp_public.h"
  13 #include "softpipe/sp_screen.h"
  14 #include "util/u_format.h"
  15 #include "util/u_math.h"
  16 #include "state_tracker/sw_winsys.h"
  17
  18 #include "softpipe_intern.h"
  19
  20 #include <proto/cybergraphics.h>
  21 #include <proto/graphics.h>
  22 #include <cybergraphx/cybergraphics.h>
  23
  24 #if (AROS_BIG_ENDIAN == 1)
  25 #define AROS_PIXFMT RECTFMT_RAW   /* Big Endian Archs. */
  26 #else
  27 #define AROS_PIXFMT RECTFMT_BGRA32   /* Little Endian Archs. */
  28 #endif
  29
  30 #define CyberGfxBase    (&BASE(cl->UserData)->sd)->SoftpipeCyberGfxBase
  31
  32 #undef HiddGalliumAttrBase
  33 #define HiddGalliumAttrBase   (SD(cl)->hiddGalliumAB)
  34
  35 struct HiddSoftpipeWinSys
  36 {
  37     struct HIDDT_WinSys base;
  38     struct sw_winsys    swws;
  39 };
  40
  41 /*  Displaytarget support code */
  42 struct HiddSoftpipeDisplaytarget
  43 {
  44     APTR data;
  45 };
  46
  47 struct HiddSoftpipeDisplaytarget * HiddSoftpipeDisplaytarget(struct sw_displaytarget * dt)
  48 {
  49     return (struct HiddSoftpipeDisplaytarget *)dt;
  50 }
  51
  52 static struct sw_displaytarget *
  53 HiddSoftpipeCreateDisplaytarget(struct sw_winsys *winsys, unsigned tex_usage,
  54     enum pipe_format format, unsigned width, unsigned height,
  55     unsigned alignment, unsigned *stride)
  56 {
  57     struct HiddSoftpipeDisplaytarget * spdt =
  58         AllocVec(sizeof(struct HiddSoftpipeDisplaytarget), MEMF_PUBLIC | MEMF_CLEAR);
  59
  60     *stride = align(util_format_get_stride(format, width), alignment);
  61     spdt->data = AllocVec(*stride * height, MEMF_PUBLIC | MEMF_CLEAR);
  62
  63     return (struct sw_displaytarget *)spdt;
  64 }
  65
  66 static void
  67 HiddSoftpipeDestroyDisplaytarget(struct sw_winsys *ws, struct sw_displaytarget *dt)
  68 {
  69     struct HiddSoftpipeDisplaytarget * spdt = HiddSoftpipeDisplaytarget(dt);
  70
  71     if (spdt)
  72     {
  73         FreeVec(spdt->data);
  74         FreeVec(spdt);
  75     }
  76 }
  77
  78 static void *
  79 HiddSoftpipeMapDisplaytarget(struct sw_winsys *ws, struct sw_displaytarget *dt,
  80     unsigned flags)
  81 {
  82     struct HiddSoftpipeDisplaytarget * spdt = HiddSoftpipeDisplaytarget(dt);
  83     return spdt->data;
  84 }
  85
  86 static void
  87 HiddSoftpipeUnMapDisplaytarget(struct sw_winsys *ws, struct sw_displaytarget *dt)
  88 {
  89     /* No op */
  90 }
  91
  92 /*  Displaytarget support code ends */
  93
  94 static struct HiddSoftpipeWinSys *
  95 HiddSoftpipeCreateSoftpipeWinSys(void)
  96 {
  97     struct HiddSoftpipeWinSys * ws = NULL;
  98
  99     ws = (struct HiddSoftpipeWinSys *)AllocVec
 100         (sizeof(struct HiddSoftpipeWinSys), MEMF_PUBLIC|MEMF_CLEAR);
 101
 102     /* Fill in this struct with callbacks that pipe will need to
 103     * communicate with the window system, buffer manager, etc.
 104     */
 105
 106     /* Since Mesa 7.9 softpipe mo longer uses pipe_winsys - it uses sw_winsys */
 107     ws->base.base.buffer_create         = NULL;
 108     ws->base.base.user_buffer_create    = NULL;
 109     ws->base.base.buffer_map            = NULL;
 110     ws->base.base.buffer_unmap          = NULL;
 111     ws->base.base.buffer_destroy        = NULL;
 112     ws->base.base.surface_buffer_create = NULL;
 113     ws->base.base.fence_reference       = NULL;
 114     ws->base.base.fence_signalled       = NULL;
 115     ws->base.base.fence_finish          = NULL;
 116     ws->base.base.flush_frontbuffer     = NULL;
 117     ws->base.base.get_name              = NULL;
 118     ws->base.base.destroy               = NULL;
 119
 120     /* Fill in with functions is displaytarget is ever used*/
 121     ws->swws.destroy                            = NULL;
 122     ws->swws.is_displaytarget_format_supported  = NULL;
 123     ws->swws.displaytarget_create               = HiddSoftpipeCreateDisplaytarget;
 124     ws->swws.displaytarget_from_handle          = NULL;
 125     ws->swws.displaytarget_get_handle           = NULL;
 126     ws->swws.displaytarget_map                  = HiddSoftpipeMapDisplaytarget;
 127     ws->swws.displaytarget_unmap                = HiddSoftpipeUnMapDisplaytarget;
 128     ws->swws.displaytarget_display              = NULL;
 129     ws->swws.displaytarget_destroy              = HiddSoftpipeDestroyDisplaytarget;
 130
 131     return ws;
 132 }
 133
 134 OOP_Object *METHOD(SoftpipeGallium, Root, New)
 135 {
 136     o = (OOP_Object *)OOP_DoSuperMethod(cl, o, (OOP_Msg) msg);
 137
 138     return o;
 139 }
 140
 141 VOID METHOD(SoftpipeGallium, Root, Get)
 142 {
 143     ULONG idx;
 144
 145     if (IS_GALLIUM_ATTR(msg->attrID, idx))
 146     {
 147         switch (idx)
 148         {
 149             /* Overload the property */
 150             case aoHidd_Gallium_GalliumInterfaceVersion:
 151                 *msg->storage = GALLIUM_INTERFACE_VERSION;
 152                 return;
 153         }
 154     }
 155
 156     /* Use parent class for all other properties */
 157     OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
 158 }
 159
 160 APTR METHOD(SoftpipeGallium, Hidd_Gallium, CreatePipeScreen)
 161 {
 162     struct HiddSoftpipeWinSys * softpipews;
 163     struct pipe_screen *screen;
 164
 165     softpipews = HiddSoftpipeCreateSoftpipeWinSys();
 166     if (softpipews == NULL)
 167         return NULL;
 168
 169     screen = softpipe_create_screen(&softpipews->swws);
 170     if (screen == NULL)
 171         goto fail;
 172
 173     /* Force a pipe_winsys pointer (Mesa 7.9 or never) */
 174     screen->winsys = (struct pipe_winsys *)softpipews;
 175
 176     /* Preserve pointer to HIDD driver */
 177     softpipews->base.driver = o;
 178
 179     return screen;
 180
 181 fail:
 182     if (softpipews && softpipews->base.base.destroy)
 183         softpipews->base.base.destroy((struct pipe_winsys *)softpipews);
 184
 185     return NULL;
 186 }
 187
 188 VOID METHOD(SoftpipeGallium, Hidd_Gallium, DisplayResource)
 189 {
 190     struct softpipe_resource * spr = softpipe_resource(msg->resource);
 191     struct sw_winsys * swws = softpipe_screen(spr->base.screen)->winsys;
 192     struct RastPort * rp = CreateRastPort();
 193     APTR * data = spr->data;
 194
 195     if ((data == NULL) && (spr->dt != NULL))
 196         data = swws->displaytarget_map(swws, spr->dt, 0);
 197
 198     if (data)
 199     {
 200         rp->BitMap = msg->bitmap;
 201
 202         WritePixelArray(
 203             data,
 204             msg->srcx,
 205             msg->srcy,
 206             spr->stride[0],
 207             rp,
 208             msg->dstx,
 209             msg->dsty,
 210             msg->width,
 211             msg->height,
 212             AROS_PIXFMT);
 213     }
 214
 215     if ((spr->data == NULL) && (data != NULL))
 216         swws->displaytarget_unmap(swws, spr->dt);
 217
 218     FreeRastPort(rp);
 219 }
 220