Exemplos de SVGA3D_SurfaceDMA em C++ (Cpp)

Exemplo n.º 1

Arquivo: svga_resource_texture.c Projeto: nikai3d/mesa

static INLINE void
svga_transfer_dma_band(struct svga_context *svga,
                       struct svga_transfer *st,
                       SVGA3dTransferType transfer,
                       unsigned y, unsigned h, unsigned srcy,
                       SVGA3dSurfaceDMAFlags flags)
{
    struct svga_texture *texture = svga_texture(st->base.resource);
    SVGA3dCopyBox box;
    enum pipe_error ret;

    box.x = st->base.box.x;
    box.y = y;
    box.z = st->base.box.z;
    box.w = st->base.box.width;
    box.h = h;
    box.d = 1;
    box.srcx = 0;
    box.srcy = srcy;
    box.srcz = 0;

    if (st->base.resource->target == PIPE_TEXTURE_CUBE) {
        st->face = st->base.box.z;
        box.z = 0;
    }
    else
        st->face = 0;

    SVGA_DBG(DEBUG_DMA, "dma %s sid %p, face %u, (%u, %u, %u) - (%u, %u, %u), %ubpp\n",
             transfer == SVGA3D_WRITE_HOST_VRAM ? "to" : "from",
             texture->handle,
             st->face,
             st->base.box.x,
             y,
             box.z,
             st->base.box.x + st->base.box.width,
             y + h,
             box.z + 1,
             util_format_get_blocksize(texture->b.b.format) * 8 /
             (util_format_get_blockwidth(texture->b.b.format)*util_format_get_blockheight(texture->b.b.format)));

    ret = SVGA3D_SurfaceDMA(svga->swc, st, transfer, &box, 1, flags);
    if(ret != PIPE_OK) {
        svga_context_flush(svga, NULL);
        ret = SVGA3D_SurfaceDMA(svga->swc, st, transfer, &box, 1, flags);
        assert(ret == PIPE_OK);
    }
}

Exemplo n.º 2

Arquivo: svga_resource_texture.c Projeto: ChristophHaag/mesa-mesa

static void
svga_transfer_dma_band(struct svga_context *svga,
                       struct svga_transfer *st,
                       SVGA3dTransferType transfer,
                       unsigned x, unsigned y, unsigned z,
                       unsigned w, unsigned h, unsigned d,
                       unsigned srcx, unsigned srcy, unsigned srcz,
                       SVGA3dSurfaceDMAFlags flags)
{
   struct svga_texture *texture = svga_texture(st->base.resource);
   SVGA3dCopyBox box;
   enum pipe_error ret;

   assert(!st->use_direct_map);

   box.x = x;
   box.y = y;
   box.z = z;
   box.w = w;
   box.h = h;
   box.d = d;
   box.srcx = srcx;
   box.srcy = srcy;
   box.srcz = srcz;

   SVGA_DBG(DEBUG_DMA, "dma %s sid %p, face %u, (%u, %u, %u) - "
            "(%u, %u, %u), %ubpp\n",
            transfer == SVGA3D_WRITE_HOST_VRAM ? "to" : "from",
            texture->handle,
            st->slice,
            x,
            y,
            z,
            x + w,
            y + h,
            z + 1,
            util_format_get_blocksize(texture->b.b.format) * 8 /
            (util_format_get_blockwidth(texture->b.b.format)
             * util_format_get_blockheight(texture->b.b.format)));

   ret = SVGA3D_SurfaceDMA(svga->swc, st, transfer, &box, 1, flags);
   if (ret != PIPE_OK) {
      svga_context_flush(svga, NULL);
      ret = SVGA3D_SurfaceDMA(svga->swc, st, transfer, &box, 1, flags);
      assert(ret == PIPE_OK);
   }
}