diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_span.c')
-rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_span.c | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_span.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_span.c deleted file mode 100644 index 0ac0eeaa6..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_span.c +++ /dev/null @@ -1,231 +0,0 @@ -/* $XFree86$ */ /* -*- mode: c; c-basic-offset: 3 -*- */ -/* - * Copyright 2000 Gareth Hughes - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * GARETH HUGHES BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER - * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * Authors: - * Gareth Hughes <gareth@valinux.com> - * Leif Delgass <ldelgass@retinalburn.net> - * Jos�Fonseca <j_r_fonseca@yahoo.co.uk> - */ - -#include "mach64_context.h" -#include "mach64_ioctl.h" -#include "mach64_state.h" -#include "mach64_span.h" - -#include "swrast/swrast.h" - -#define DBG 0 - -#define LOCAL_VARS \ - mach64ContextPtr mmesa = MACH64_CONTEXT(ctx); \ - mach64ScreenRec *mach64Screen = mmesa->mach64Screen; \ - __DRIscreenPrivate *driScreen = mmesa->driScreen; \ - __DRIdrawablePrivate *dPriv = mmesa->driDrawable; \ - GLuint pitch = mmesa->drawPitch * mach64Screen->cpp; \ - GLuint height = dPriv->h; \ - char *buf = (char *)(driScreen->pFB + \ - mmesa->drawOffset + \ - (dPriv->x * mach64Screen->cpp) + \ - (dPriv->y * pitch)); \ - char *read_buf = (char *)(driScreen->pFB + \ - mmesa->readOffset + \ - (dPriv->x * mach64Screen->cpp) + \ - (dPriv->y * pitch)); \ - GLushort p; \ - (void) read_buf; (void) buf; (void) p - -#define LOCAL_DEPTH_VARS \ - mach64ContextPtr mmesa = MACH64_CONTEXT(ctx); \ - mach64ScreenRec *mach64Screen = mmesa->mach64Screen; \ - __DRIdrawablePrivate *dPriv = mmesa->driDrawable; \ - __DRIscreenPrivate *driScreen = mmesa->driScreen; \ - GLuint pitch = mach64Screen->depthPitch * 2; \ - GLuint height = dPriv->h; \ - char *buf = (char *)(driScreen->pFB + \ - mach64Screen->depthOffset + \ - dPriv->x * 2 + \ - dPriv->y * pitch) - -#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS - -#define Y_FLIP( _y ) (height - _y - 1) - -#define HW_LOCK() - -/* FIXME could/should we use dPriv->numClipRects like the other drivers? */ -#define HW_CLIPLOOP() \ - do { \ - int _nc = mmesa->numClipRects; \ - \ - while ( _nc-- ) { \ - int minx = mmesa->pClipRects[_nc].x1 - mmesa->drawX; \ - int miny = mmesa->pClipRects[_nc].y1 - mmesa->drawY; \ - int maxx = mmesa->pClipRects[_nc].x2 - mmesa->drawX; \ - int maxy = mmesa->pClipRects[_nc].y2 - mmesa->drawY; - -#define HW_ENDCLIPLOOP() \ - } \ - } while (0) - -#define HW_UNLOCK() - - - -/* ================================================================ - * Color buffer - */ - -/* 16 bit, RGB565 color spanline and pixel functions - */ -#define SPANTMP_PIXEL_FMT GL_RGB -#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5 - -#define TAG(x) mach64##x##_RGB565 -#define TAG2(x,y) mach64##x##_RGB565##y -#include "spantmp2.h" - - -/* 32 bit, ARGB8888 color spanline and pixel functions - */ -/* FIXME the old code always read back alpha as 0xff, i.e. fully opaque. - Was there a reason to do so ? If so that'll won't work with that template... */ -#define SPANTMP_PIXEL_FMT GL_BGRA -#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV - -#define TAG(x) mach64##x##_ARGB8888 -#define TAG2(x,y) mach64##x##_ARGB8888##y -#include "spantmp2.h" - - -/* ================================================================ - * Depth buffer - */ - -/* 16 bit depthbuffer functions. - */ -#define WRITE_DEPTH( _x, _y, d ) \ - *(GLushort *)(buf + (_x)*2 + (_y)*pitch) = d; - -#define READ_DEPTH( d, _x, _y ) \ - d = *(GLushort *)(buf + (_x)*2 + (_y)*pitch); - -#define TAG(x) mach64##x##_16 -#include "depthtmp.h" - - -/* - * This function is called to specify which buffer to read and write - * for software rasterization (swrast) fallbacks. This doesn't necessarily - * correspond to glDrawBuffer() or glReadBuffer() calls. - */ -static void mach64DDSetBuffer( GLcontext *ctx, - GLframebuffer *colorBuffer, - GLuint bufferBit ) -{ - mach64ContextPtr mmesa = MACH64_CONTEXT(ctx); - - switch ( bufferBit ) { - case BUFFER_BIT_FRONT_LEFT: - if (MACH64_DEBUG & DEBUG_VERBOSE_MSG) - fprintf(stderr,"%s: BUFFER_BIT_FRONT_LEFT\n", __FUNCTION__); - mmesa->drawOffset = mmesa->readOffset = mmesa->mach64Screen->frontOffset; - mmesa->drawPitch = mmesa->readPitch = mmesa->mach64Screen->frontPitch; - break; - case BUFFER_BIT_BACK_LEFT: - if (MACH64_DEBUG & DEBUG_VERBOSE_MSG) - fprintf(stderr,"%s: BUFFER_BIT_BACK_LEFT\n", __FUNCTION__); - mmesa->drawOffset = mmesa->readOffset = mmesa->mach64Screen->backOffset; - mmesa->drawPitch = mmesa->readPitch = mmesa->mach64Screen->backPitch; - break; - default: - break; - } -} - -static void mach64SpanRenderStart( GLcontext *ctx ) -{ - mach64ContextPtr mmesa = MACH64_CONTEXT(ctx); - LOCK_HARDWARE( mmesa ); - FINISH_DMA_LOCKED( mmesa ); -} - -static void mach64SpanRenderFinish( GLcontext *ctx ) -{ - mach64ContextPtr mmesa = MACH64_CONTEXT(ctx); - _swrast_flush( ctx ); - UNLOCK_HARDWARE( mmesa ); -} - -void mach64DDInitSpanFuncs( GLcontext *ctx ) -{ - struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - - swdd->SetBuffer = mach64DDSetBuffer; - swdd->SpanRenderStart = mach64SpanRenderStart; - swdd->SpanRenderFinish = mach64SpanRenderFinish; -} - - -/** - * Plug in the Get/Put routines for the given driRenderbuffer. - */ -void -mach64SetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) -{ - if (drb->Base.InternalFormat == GL_RGBA) { - if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) { - mach64InitPointers_RGB565(&drb->Base); - } - else { - mach64InitPointers_ARGB8888(&drb->Base); - } - } - else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { - drb->Base.GetRow = mach64ReadDepthSpan_16; - drb->Base.GetValues = mach64ReadDepthPixels_16; - drb->Base.PutRow = mach64WriteDepthSpan_16; - drb->Base.PutMonoRow = mach64WriteMonoDepthSpan_16; - drb->Base.PutValues = mach64WriteDepthPixels_16; - drb->Base.PutMonoValues = NULL; - } - else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { - /* never */ - drb->Base.GetRow = NULL; - drb->Base.GetValues = NULL; - drb->Base.PutRow = NULL; - drb->Base.PutMonoRow = NULL; - drb->Base.PutValues = NULL; - drb->Base.PutMonoValues = NULL; - } - else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { - /* never */ - drb->Base.GetRow = NULL; - drb->Base.GetValues = NULL; - drb->Base.PutRow = NULL; - drb->Base.PutMonoRow = NULL; - drb->Base.PutValues = NULL; - drb->Base.PutMonoValues = NULL; - } -} |