wined3d: Remove src_rect and dst_rect NULL checks from surface_cpu_blt().
This commit is contained in:
Henri Verbeet
Alexandre Julliard
parent
e74d1358ac
commit
b166cb29f8
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@ -6461,142 +6461,118 @@ static HRESULT surface_cpu_blt(struct wined3d_surface *dst_surface, const RECT *
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/* First check for the validity of source / destination rectangles.
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* This was verified using a test application and by MSDN. */
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if (src_rect)
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if (src_surface)
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{
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if (src_surface)
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if (src_rect->right < src_rect->left || src_rect->bottom < src_rect->top
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|| src_rect->left > src_surface->resource.width || src_rect->left < 0
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|| src_rect->top > src_surface->resource.height || src_rect->top < 0
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|| src_rect->right > src_surface->resource.width || src_rect->right < 0
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|| src_rect->bottom > src_surface->resource.height || src_rect->bottom < 0)
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{
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if (src_rect->right < src_rect->left || src_rect->bottom < src_rect->top
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|| src_rect->left > src_surface->resource.width || src_rect->left < 0
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|| src_rect->top > src_surface->resource.height || src_rect->top < 0
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|| src_rect->right > src_surface->resource.width || src_rect->right < 0
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|| src_rect->bottom > src_surface->resource.height || src_rect->bottom < 0)
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{
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WARN("Application gave us bad source rectangle for Blt.\n");
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return WINEDDERR_INVALIDRECT;
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}
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if (!src_rect->right || !src_rect->bottom
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|| src_rect->left == (int)src_surface->resource.width
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|| src_rect->top == (int)src_surface->resource.height)
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{
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TRACE("Nothing to be done.\n");
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return WINED3D_OK;
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}
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}
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xsrc = *src_rect;
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}
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else if (src_surface)
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{
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xsrc.left = 0;
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xsrc.top = 0;
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xsrc.right = src_surface->resource.width;
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xsrc.bottom = src_surface->resource.height;
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}
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else
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{
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memset(&xsrc, 0, sizeof(xsrc));
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}
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if (dst_rect)
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{
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/* For the Destination rect, it can be out of bounds on the condition
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* that a clipper is set for the given surface. */
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if (!dst_surface->clipper && (dst_rect->right < dst_rect->left || dst_rect->bottom < dst_rect->top
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|| dst_rect->left > dst_surface->resource.width || dst_rect->left < 0
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|| dst_rect->top > dst_surface->resource.height || dst_rect->top < 0
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|| dst_rect->right > dst_surface->resource.width || dst_rect->right < 0
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|| dst_rect->bottom > dst_surface->resource.height || dst_rect->bottom < 0))
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{
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WARN("Application gave us bad destination rectangle for Blt without a clipper set.\n");
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WARN("Application gave us bad source rectangle for Blt.\n");
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return WINEDDERR_INVALIDRECT;
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}
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if (dst_rect->right <= 0 || dst_rect->bottom <= 0
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|| dst_rect->left >= (int)dst_surface->resource.width
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|| dst_rect->top >= (int)dst_surface->resource.height)
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if (!src_rect->right || !src_rect->bottom
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|| src_rect->left == (int)src_surface->resource.width
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|| src_rect->top == (int)src_surface->resource.height)
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{
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TRACE("Nothing to be done.\n");
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return WINED3D_OK;
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}
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}
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if (!src_surface)
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{
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RECT full_rect;
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xsrc = *src_rect;
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full_rect.left = 0;
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full_rect.top = 0;
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full_rect.right = dst_surface->resource.width;
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full_rect.bottom = dst_surface->resource.height;
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IntersectRect(&xdst, &full_rect, dst_rect);
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}
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else
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{
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BOOL clip_horiz, clip_vert;
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/* The destination rect can be out of bounds on the condition that a
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* clipper is set for the surface. */
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if (!dst_surface->clipper && (dst_rect->right < dst_rect->left || dst_rect->bottom < dst_rect->top
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|| dst_rect->left > dst_surface->resource.width || dst_rect->left < 0
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|| dst_rect->top > dst_surface->resource.height || dst_rect->top < 0
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|| dst_rect->right > dst_surface->resource.width || dst_rect->right < 0
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|| dst_rect->bottom > dst_surface->resource.height || dst_rect->bottom < 0))
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{
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WARN("Application gave us bad destination rectangle for Blt without a clipper set.\n");
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return WINEDDERR_INVALIDRECT;
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}
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xdst = *dst_rect;
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clip_horiz = xdst.left < 0 || xdst.right > (int)dst_surface->resource.width;
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clip_vert = xdst.top < 0 || xdst.bottom > (int)dst_surface->resource.height;
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if (dst_rect->right <= 0 || dst_rect->bottom <= 0
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|| dst_rect->left >= (int)dst_surface->resource.width
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|| dst_rect->top >= (int)dst_surface->resource.height)
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{
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TRACE("Nothing to be done.\n");
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return WINED3D_OK;
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}
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if (clip_vert || clip_horiz)
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{
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/* Now check if this is a special case or not... */
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if ((flags & WINEDDBLT_DDFX)
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|| (clip_horiz && xdst.right - xdst.left != xsrc.right - xsrc.left)
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|| (clip_vert && xdst.bottom - xdst.top != xsrc.bottom - xsrc.top))
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{
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WARN("Out of screen rectangle in special case. Not handled right now.\n");
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return WINED3D_OK;
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}
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if (!src_surface)
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{
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RECT full_rect;
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if (clip_horiz)
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{
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if (xdst.left < 0)
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{
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xsrc.left -= xdst.left;
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xdst.left = 0;
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}
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if (xdst.right > dst_surface->resource.width)
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{
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xsrc.right -= (xdst.right - (int)dst_surface->resource.width);
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xdst.right = (int)dst_surface->resource.width;
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}
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}
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if (clip_vert)
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{
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if (xdst.top < 0)
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{
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xsrc.top -= xdst.top;
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xdst.top = 0;
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}
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if (xdst.bottom > dst_surface->resource.height)
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{
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xsrc.bottom -= (xdst.bottom - (int)dst_surface->resource.height);
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xdst.bottom = (int)dst_surface->resource.height;
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}
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}
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/* And check if after clipping something is still to be done... */
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if ((xdst.right <= 0) || (xdst.bottom <= 0)
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|| (xdst.left >= (int)dst_surface->resource.width)
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|| (xdst.top >= (int)dst_surface->resource.height)
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|| (xsrc.right <= 0) || (xsrc.bottom <= 0)
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|| (xsrc.left >= (int)src_surface->resource.width)
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|| (xsrc.top >= (int)src_surface->resource.height))
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{
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TRACE("Nothing to be done after clipping.\n");
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return WINED3D_OK;
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}
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}
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}
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full_rect.left = 0;
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full_rect.top = 0;
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full_rect.right = dst_surface->resource.width;
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full_rect.bottom = dst_surface->resource.height;
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IntersectRect(&xdst, &full_rect, dst_rect);
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}
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else
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{
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xdst.left = 0;
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xdst.top = 0;
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xdst.right = dst_surface->resource.width;
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xdst.bottom = dst_surface->resource.height;
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BOOL clip_horiz, clip_vert;
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xdst = *dst_rect;
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clip_horiz = xdst.left < 0 || xdst.right > (int)dst_surface->resource.width;
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clip_vert = xdst.top < 0 || xdst.bottom > (int)dst_surface->resource.height;
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if (clip_vert || clip_horiz)
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{
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/* Now check if this is a special case or not... */
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if ((flags & WINEDDBLT_DDFX)
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|| (clip_horiz && xdst.right - xdst.left != xsrc.right - xsrc.left)
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|| (clip_vert && xdst.bottom - xdst.top != xsrc.bottom - xsrc.top))
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{
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WARN("Out of screen rectangle in special case. Not handled right now.\n");
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return WINED3D_OK;
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}
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if (clip_horiz)
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{
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if (xdst.left < 0)
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{
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xsrc.left -= xdst.left;
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xdst.left = 0;
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}
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if (xdst.right > dst_surface->resource.width)
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{
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xsrc.right -= (xdst.right - (int)dst_surface->resource.width);
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xdst.right = (int)dst_surface->resource.width;
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}
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}
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if (clip_vert)
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{
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if (xdst.top < 0)
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{
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xsrc.top -= xdst.top;
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xdst.top = 0;
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}
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if (xdst.bottom > dst_surface->resource.height)
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{
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xsrc.bottom -= (xdst.bottom - (int)dst_surface->resource.height);
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xdst.bottom = (int)dst_surface->resource.height;
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}
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}
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/* And check if after clipping something is still to be done... */
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if ((xdst.right <= 0) || (xdst.bottom <= 0)
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|| (xdst.left >= (int)dst_surface->resource.width)
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|| (xdst.top >= (int)dst_surface->resource.height)
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|| (xsrc.right <= 0) || (xsrc.bottom <= 0)
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|| (xsrc.left >= (int)src_surface->resource.width)
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|| (xsrc.top >= (int)src_surface->resource.height))
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{
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TRACE("Nothing to be done after clipping.\n");
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return WINED3D_OK;
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}
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}
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}
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if (src_surface == dst_surface)
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