/* Copyright (c) 1999, The XFree86 Project Inc. Written by Mark Vojkovich <markv@valinux.com> */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "nv_local.h" #include "nv_include.h" #include "nv_type.h" #include "shadowfb.h" #include "servermd.h" void NVShadowUpdate (ScreenPtr pScreen, shadowBufPtr pBuf) { RegionPtr damage = DamageRegion(pBuf->pDamage); ScrnInfoPtr pScrn; pScrn = xf86ScreenToScrn(pScreen); (NVPTR(pScrn))->refreshArea (pScrn, REGION_NUM_RECTS(damage), REGION_RECTS(damage)); } void NVRefreshArea(ScrnInfoPtr pScrn, int num, BoxPtr pbox) { NVPtr pNv = NVPTR(pScrn); int width, height, Bpp, FBPitch; unsigned char *src, *dst; Bpp = pScrn->bitsPerPixel >> 3; FBPitch = BitmapBytePad(pScrn->displayWidth * pScrn->bitsPerPixel); while(num--) { width = (pbox->x2 - pbox->x1) * Bpp; height = pbox->y2 - pbox->y1; src = pNv->ShadowPtr + (pbox->y1 * pNv->ShadowPitch) + (pbox->x1 * Bpp); dst = pNv->FbStart + (pbox->y1 * FBPitch) + (pbox->x1 * Bpp); while(height--) { memcpy(dst, src, width); dst += FBPitch; src += pNv->ShadowPitch; } pbox++; } } void NVPointerMoved(SCRN_ARG_TYPE arg, int x, int y) { SCRN_INFO_PTR(arg); NVPtr pNv = NVPTR(pScrn); int newX, newY; if(pNv->Rotate == 1) { newX = pScrn->pScreen->height - y - 1; newY = x; } else { newX = y; newY = pScrn->pScreen->width - x - 1; } (*pNv->PointerMoved)(arg, newX, newY); } void NVRefreshArea8(ScrnInfoPtr pScrn, int num, BoxPtr pbox) { NVPtr pNv = NVPTR(pScrn); int count, width, height, y1, y2, dstPitch, srcPitch; CARD8 *dstPtr, *srcPtr, *src; CARD32 *dst; if(!pNv->Rotate) { NVRefreshArea(pScrn, num, pbox); return; } dstPitch = pScrn->displayWidth; srcPitch = -pNv->Rotate * pNv->ShadowPitch; while(num--) { width = pbox->x2 - pbox->x1; y1 = pbox->y1 & ~3; y2 = (pbox->y2 + 3) & ~3; height = (y2 - y1) >> 2; /* in dwords */ if(pNv->Rotate == 1) { dstPtr = pNv->FbStart + (pbox->x1 * dstPitch) + pScrn->virtualX - y2; srcPtr = pNv->ShadowPtr + ((1 - y2) * srcPitch) + pbox->x1; } else { dstPtr = pNv->FbStart + ((pScrn->virtualY - pbox->x2) * dstPitch) + y1; srcPtr = pNv->ShadowPtr + (y1 * srcPitch) + pbox->x2 - 1; } while(width--) { src = srcPtr; dst = (CARD32*)dstPtr; count = height; while(count--) { *(dst++) = src[0] | (src[srcPitch] << 8) | (src[srcPitch * 2] << 16) | (src[srcPitch * 3] << 24); src += srcPitch * 4; } srcPtr += pNv->Rotate; dstPtr += dstPitch; } pbox++; } } void NVRefreshArea16(ScrnInfoPtr pScrn, int num, BoxPtr pbox) { NVPtr pNv = NVPTR(pScrn); int count, width, height, y1, y2, dstPitch, srcPitch; CARD16 *dstPtr, *srcPtr, *src; CARD32 *dst; if(!pNv->Rotate) { NVRefreshArea(pScrn, num, pbox); return; } dstPitch = pScrn->displayWidth; srcPitch = -pNv->Rotate * pNv->ShadowPitch >> 1; while(num--) { width = pbox->x2 - pbox->x1; y1 = pbox->y1 & ~1; y2 = (pbox->y2 + 1) & ~1; height = (y2 - y1) >> 1; /* in dwords */ if(pNv->Rotate == 1) { dstPtr = (CARD16*)pNv->FbStart + (pbox->x1 * dstPitch) + pScrn->virtualX - y2; srcPtr = (CARD16*)pNv->ShadowPtr + ((1 - y2) * srcPitch) + pbox->x1; } else { dstPtr = (CARD16*)pNv->FbStart + ((pScrn->virtualY - pbox->x2) * dstPitch) + y1; srcPtr = (CARD16*)pNv->ShadowPtr + (y1 * srcPitch) + pbox->x2 - 1; } while(width--) { src = srcPtr; dst = (CARD32*)dstPtr; count = height; while(count--) { *(dst++) = src[0] | (src[srcPitch] << 16); src += srcPitch * 2; } srcPtr += pNv->Rotate; dstPtr += dstPitch; } pbox++; } } void NVRefreshArea32(ScrnInfoPtr pScrn, int num, BoxPtr pbox) { NVPtr pNv = NVPTR(pScrn); int count, width, height, dstPitch, srcPitch; CARD32 *dstPtr, *srcPtr, *src, *dst; if(!pNv->Rotate) { NVRefreshArea(pScrn, num, pbox); return; } dstPitch = pScrn->displayWidth; srcPitch = -pNv->Rotate * pNv->ShadowPitch >> 2; while(num--) { width = pbox->x2 - pbox->x1; height = pbox->y2 - pbox->y1; if(pNv->Rotate == 1) { dstPtr = (CARD32*)pNv->FbStart + (pbox->x1 * dstPitch) + pScrn->virtualX - pbox->y2; srcPtr = (CARD32*)pNv->ShadowPtr + ((1 - pbox->y2) * srcPitch) + pbox->x1; } else { dstPtr = (CARD32*)pNv->FbStart + ((pScrn->virtualY - pbox->x2) * dstPitch) + pbox->y1; srcPtr = (CARD32*)pNv->ShadowPtr + (pbox->y1 * srcPitch) + pbox->x2 - 1; } while(width--) { src = srcPtr; dst = dstPtr; count = height; while(count--) { *(dst++) = *src; src += srcPitch; } srcPtr += pNv->Rotate; dstPtr += dstPitch; } pbox++; } }