/* * Copyright © 2004 Keith Packard * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that * copyright notice and this permission notice appear in supporting * documentation, and that the name of Keith Packard not be used in * advertising or publicity pertaining to distribution of the software without * specific, written prior permission. Keith Packard makes no * representations about the suitability of this software for any purpose. It * is provided "as is" without express or implied warranty. * * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ #ifdef HAVE_DIX_CONFIG_H #include <dix-config.h> #endif #include "fb.h" #include "picturestr.h" #include "mipict.h" #include "fbpict.h" #include "damage.h" void fbAddTraps(PicturePtr pPicture, INT16 x_off, INT16 y_off, int ntrap, xTrap * traps) { pixman_image_t *image; int dst_xoff, dst_yoff; if (!(image = image_from_pict(pPicture, FALSE, &dst_xoff, &dst_yoff))) return; pixman_add_traps(image, x_off + dst_xoff, y_off + dst_yoff, ntrap, (pixman_trap_t *) traps); free_pixman_pict(pPicture, image); } void fbRasterizeTrapezoid(PicturePtr pPicture, xTrapezoid * trap, int x_off, int y_off) { pixman_image_t *image; int dst_xoff, dst_yoff; if (!(image = image_from_pict(pPicture, FALSE, &dst_xoff, &dst_yoff))) return; pixman_rasterize_trapezoid(image, (pixman_trapezoid_t *) trap, x_off + dst_xoff, y_off + dst_yoff); free_pixman_pict(pPicture, image); } void fbAddTriangles(PicturePtr pPicture, INT16 x_off, INT16 y_off, int ntri, xTriangle * tris) { pixman_image_t *image; int dst_xoff, dst_yoff; if (!(image = image_from_pict(pPicture, FALSE, &dst_xoff, &dst_yoff))) return; pixman_add_triangles(image, dst_xoff + x_off, dst_yoff + y_off, ntri, (pixman_triangle_t *) tris); free_pixman_pict(pPicture, image); } typedef void (*CompositeShapesFunc) (pixman_op_t op, pixman_image_t * src, pixman_image_t * dst, pixman_format_code_t mask_format, int x_src, int y_src, int x_dst, int y_dst, int n_shapes, const uint8_t * shapes); static void fbShapes(CompositeShapesFunc composite, pixman_op_t op, PicturePtr pSrc, PicturePtr pDst, PictFormatPtr maskFormat, int16_t xSrc, int16_t ySrc, int nshapes, int shape_size, const uint8_t * shapes) { pixman_image_t *src, *dst; int src_xoff, src_yoff; int dst_xoff, dst_yoff; miCompositeSourceValidate(pSrc); src = image_from_pict(pSrc, FALSE, &src_xoff, &src_yoff); dst = image_from_pict(pDst, TRUE, &dst_xoff, &dst_yoff); if (src && dst) { pixman_format_code_t format; DamageRegionAppend(pDst->pDrawable, pDst->pCompositeClip); if (!maskFormat) { int i; if (pDst->polyEdge == PolyEdgeSharp) format = PIXMAN_a1; else format = PIXMAN_a8; for (i = 0; i < nshapes; ++i) { composite(op, src, dst, format, xSrc + src_xoff, ySrc + src_yoff, dst_xoff, dst_yoff, 1, shapes + i * shape_size); } } else { switch (PICT_FORMAT_A(maskFormat->format)) { case 1: format = PIXMAN_a1; break; case 4: format = PIXMAN_a4; break; default: case 8: format = PIXMAN_a8; break; } composite(op, src, dst, format, xSrc + src_xoff, ySrc + src_yoff, dst_xoff, dst_yoff, nshapes, shapes); } DamageRegionProcessPending(pDst->pDrawable); } free_pixman_pict(pSrc, src); free_pixman_pict(pDst, dst); } void fbTrapezoids(CARD8 op, PicturePtr pSrc, PicturePtr pDst, PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int ntrap, xTrapezoid * traps) { xSrc -= (traps[0].left.p1.x >> 16); ySrc -= (traps[0].left.p1.y >> 16); fbShapes((CompositeShapesFunc) pixman_composite_trapezoids, op, pSrc, pDst, maskFormat, xSrc, ySrc, ntrap, sizeof(xTrapezoid), (const uint8_t *) traps); } void fbTriangles(CARD8 op, PicturePtr pSrc, PicturePtr pDst, PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int ntris, xTriangle * tris) { xSrc -= (tris[0].p1.x >> 16); ySrc -= (tris[0].p1.y >> 16); fbShapes((CompositeShapesFunc) pixman_composite_triangles, op, pSrc, pDst, maskFormat, xSrc, ySrc, ntris, sizeof(xTriangle), (const uint8_t *) tris); }