arch/arm-raspi/hidd.videocoregfx/videocoregfx_bitmap_common.c

   1 /*
   2     Copyright © 2013, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #define DEBUG 0
   7 #include <aros/debug.h>
   8
   9 #include <proto/vcmbox.h>
  10
  11 #include <exec/alerts.h>
  12 #include <string.h>    // memset() prototype
  13
  14 #include "videocoregfx_hardware.h"
  15
  16 #ifdef OnBitmap
  17 /*********  BitMap::Clear()  *************************************/
  18 VOID MNAME_BM(Clear)(OOP_Class *cl, OOP_Object *o, struct pHidd_BitMap_Clear *msg)
  19 {
  20     struct BitmapData *data = OOP_INST_DATA(cl, o);
  21     IPTR                width, height;
  22
  23     D(bug("[VideoCoreGfx] VideoCoreGfx.BitMap::Clear()\n"));
  24
  25     /* Get width & height from bitmap */
  26
  27     OOP_GetAttr(o, aHidd_BitMap_Width,  &width);
  28     OOP_GetAttr(o, aHidd_BitMap_Height, &height);
  29
  30 #warning "TODO: Implement HW accelerated bitmap clear"
  31 }
  32 #endif
  33
  34 BOOL MNAME_BM(SetColors)(OOP_Class *cl, OOP_Object *o, struct pHidd_BitMap_SetColors *msg)
  35 {
  36     struct BitmapData *data = OOP_INST_DATA(cl, o);
  37     HIDDT_PixelFormat *pf;
  38     HIDDT_Pixel red;
  39     HIDDT_Pixel green;
  40     HIDDT_Pixel blue;
  41     ULONG xc_i;
  42     ULONG col_i;
  43
  44     pf = BM_PIXFMT(o);
  45     if (
  46             (vHidd_ColorModel_StaticPalette == HIDD_PF_COLMODEL(pf)) ||
  47             (vHidd_ColorModel_TrueColor == HIDD_PF_COLMODEL(pf))
  48         )
  49         return OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
  50     if (!OOP_DoSuperMethod(cl, o, (OOP_Msg)msg))
  51         return FALSE;
  52     if ((msg->firstColor + msg->numColors) > (1 << data->bpp))
  53         return FALSE;
  54
  55 #ifdef OnBitmap
  56     (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[0] = 5 + (msg->numColors - msg->firstColor) * 4;
  57     (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[1] = VCTAG_REQ;
  58     (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[2] = VCTAG_SETPALETTE;
  59     (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[3] = (msg->numColors - msg->firstColor) * 4;
  60     (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[4] = msg->firstColor;
  61     (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[5] = msg->numColors;
  62 #endif
  63     for (xc_i = msg->firstColor, col_i = 0; col_i < msg->numColors; xc_i++, col_i++)
  64     {
  65         red = msg->colors[col_i].red >> 8;
  66         green = msg->colors[col_i].green >> 8;
  67         blue = msg->colors[col_i].blue >> 8;
  68         data->cmap[xc_i] = 0x01000000 | red | (green << 8) | (blue << 16);
  69 #ifdef OnBitmap
  70
  71         (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[6 + col_i] = (red << 24) | (green << 16) | (blue << 8);
  72         D(bug("[VideoCoreGfx] VideoCoreGfx.BitMap::SetColors: color #%d = %08x\n", xc_i, (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[6 + col_i]));
  73 #endif
  74         msg->colors[col_i].pixval = xc_i;
  75     }
  76 #ifdef OnBitmap
  77     (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[7 + col_i ] = 0;
  78     (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[7 + col_i + 1] = 0; // terminate tag
  79
  80     VCMBoxWrite(VCMB_BASE, VCMB_PROPCHAN, (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage);
  81     if (VCMBoxRead(VCMB_BASE, VCMB_PROPCHAN) == (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage)
  82     {
  83         D(bug("[VideoCoreGfx] %s: Palette set [status %08x]\n", __PRETTY_FUNCTION__, (&((struct VideoCoreGfxBase *)cl->UserData)->vsd)->vcsd_VCMBoxMessage[7 + col_i]));
  84     }
  85 #endif
  86     return TRUE;
  87 }
  88
  89 /*** BitMap::Get() *******************************************/
  90
  91 VOID MNAME_ROOT(Get)(OOP_Class *cl, OOP_Object *o, struct pRoot_Get *msg)
  92 {
  93     struct BitmapData *data = OOP_INST_DATA(cl, o);
  94     ULONG idx;
  95
  96     if (IS_VideoCoreGfxBM_ATTR(msg->attrID, idx))
  97     {
  98         switch (idx)
  99         {
 100         case aoHidd_VideoCoreGfxBitMap_Drawable:
 101             *msg->storage = (IPTR)data->VideoData;
 102             break;
 103         default:
 104             OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
 105         }
 106     }
 107     else
 108     {
 109         OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
 110     }
 111 }