From b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73 Mon Sep 17 00:00:00 2001 From: Mike Gabriel Date: Mon, 2 Feb 2015 15:02:49 +0100 Subject: massive reduction of unneeded files --- .../Mesa/src/mesa/drivers/dri/mga/mgapixel.c | 664 --------------------- 1 file changed, 664 deletions(-) delete mode 100644 nx-X11/extras/Mesa/src/mesa/drivers/dri/mga/mgapixel.c (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/mga/mgapixel.c') diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/mga/mgapixel.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/mga/mgapixel.c deleted file mode 100644 index 952b8d563..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/mga/mgapixel.c +++ /dev/null @@ -1,664 +0,0 @@ -/* - * Copyright 2000 Compaq Computer Inc. and VA Linux Systems, Inc. - * 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 - * on the rights to use, copy, modify, merge, publish, distribute, sub - * license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS 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. - */ - -/** - * \file mgapixel.c - * Implement framebuffer pixel operations for MGA. - * - * \todo - * Someday the accelerated \c glReadPixels and \c glDrawPixels paths need to - * be resurrected. They are currently ifdef'ed out because they don't seem - * to work and they only get activated some very rare circumstances. - * - * \author Keith Whitwell - * \author Gareth Hughes - */ -/* $XFree86: xc/lib/GL/mesa/src/drv/mga/mgapixel.c,v 1.9 2002/11/05 17:46:08 tsi Exp $ */ - -#include "mtypes.h" -#include "macros.h" -#include "mgadd.h" -#include "mgacontext.h" -#include "mgaioctl.h" -#include "mgapixel.h" -#include "mgastate.h" - -#include "swrast/swrast.h" -#include "imports.h" - -#if 0 -#define IS_AGP_MEM( mmesa, p ) \ - ((unsigned long)mmesa->mgaScreen->buffers.map <= ((unsigned long)p) && \ - (unsigned long)mmesa->mgaScreen->buffers.map + \ - (unsigned long)mmesa->mgaScreen->buffers.size > ((unsigned long)p)) -#define AGP_OFFSET( mmesa, p ) \ - (((unsigned long)p) - (unsigned long)mmesa->mgaScreen->buffers.map) - - -#if defined(MESA_packed_depth_stencil) -static GLboolean -check_depth_stencil_24_8( const GLcontext *ctx, GLenum type, - const struct gl_pixelstore_attrib *packing, - const void *pixels, GLint sz, - GLint pitch ) -{ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - - return ( type == GL_UNSIGNED_INT_24_8_MESA && - ctx->Visual->DepthBits == 24 && - ctx->Visual->StencilBits == 8 && - mmesa->mgaScreen->cpp == 4 && - mmesa->hw_stencil && - !ctx->Pixel.IndexShift && - !ctx->Pixel.IndexOffset && - !ctx->Pixel.MapStencilFlag && - ctx->Pixel.DepthBias == 0.0 && - ctx->Pixel.DepthScale == 1.0 && - !packing->SwapBytes && - pitch % 32 == 0 && - pitch < 4096 ); -} -#endif - - -static GLboolean -check_depth( const GLcontext *ctx, GLenum type, - const struct gl_pixelstore_attrib *packing, - const void *pixels, GLint sz, GLint pitch ) -{ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - - if ( IS_AGP_MEM( mmesa, pixels ) && - !( ( type == GL_UNSIGNED_INT && mmesa->mgaScreen->cpp == 4 ) || - ( type == GL_UNSIGNED_SHORT && mmesa->mgaScreen->cpp == 2 ) ) ) - return GL_FALSE; - - return ( ctx->Pixel.DepthBias == 0.0 && - ctx->Pixel.DepthScale == 1.0 && - !packing->SwapBytes && - pitch % 32 == 0 && - pitch < 4096 ); -} - - -static GLboolean -check_color( const GLcontext *ctx, GLenum type, GLenum format, - const struct gl_pixelstore_attrib *packing, - const void *pixels, GLint sz, GLint pitch ) -{ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - GLuint cpp = mmesa->mgaScreen->cpp; - - /* Can't do conversions on agp reads/draws. - */ - if ( IS_AGP_MEM( mmesa, pixels ) && - !( pitch % 32 == 0 && pitch < 4096 && - ( ( type == GL_UNSIGNED_BYTE && - cpp == 4 && format == GL_BGRA ) || - ( type == GL_UNSIGNED_INT_8_8_8_8 && - cpp == 4 && format == GL_BGRA ) || - ( type == GL_UNSIGNED_SHORT_5_6_5_REV && - cpp == 2 && format == GL_RGB ) ) ) ) - return GL_FALSE; - - return (!ctx->_ImageTransferState && - !packing->SwapBytes && - !packing->LsbFirst); -} - -static GLboolean -check_color_per_fragment_ops( const GLcontext *ctx ) -{ - return (!( ctx->Color.AlphaEnabled || - ctx->Depth.Test || - ctx->Fog.Enabled || - ctx->Scissor.Enabled || - ctx->Stencil.Enabled || - !ctx->Color.ColorMask[0] || - !ctx->Color.ColorMask[1] || - !ctx->Color.ColorMask[2] || - !ctx->Color.ColorMask[3] || - ctx->Color.ColorLogicOpEnabled || - ctx->Texture._EnabledUnits || - ctx->Depth.OcclusionTest - ) && - ctx->Current.RasterPosValid && - ctx->Pixel.ZoomX == 1.0F && - (ctx->Pixel.ZoomY == 1.0F || ctx->Pixel.ZoomY == -1.0F)); -} - -static GLboolean -check_depth_per_fragment_ops( const GLcontext *ctx ) -{ - return ( ctx->Current.RasterPosValid && - ctx->Color.ColorMask[RCOMP] == 0 && - ctx->Color.ColorMask[BCOMP] == 0 && - ctx->Color.ColorMask[GCOMP] == 0 && - ctx->Color.ColorMask[ACOMP] == 0 && - ctx->Pixel.ZoomX == 1.0F && - ( ctx->Pixel.ZoomY == 1.0F || ctx->Pixel.ZoomY == -1.0F ) ); -} - -/* In addition to the requirements for depth: - */ -#if defined(MESA_packed_depth_stencil) -static GLboolean -check_stencil_per_fragment_ops( const GLcontext *ctx ) -{ - return ( !ctx->Pixel.IndexShift && - !ctx->Pixel.IndexOffset ); -} -#endif - - -static GLboolean -clip_pixelrect( const GLcontext *ctx, - const GLframebuffer *buffer, - GLint *x, GLint *y, - GLsizei *width, GLsizei *height, - GLint *skipPixels, GLint *skipRows, - GLint *size ) -{ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - - *width = MIN2(*width, MAX_WIDTH); /* redundant? */ - - /* left clipping */ - if (*x < buffer->_Xmin) { - *skipPixels += (buffer->_Xmin - *x); - *width -= (buffer->_Xmin - *x); - *x = buffer->_Xmin; - } - - /* right clipping */ - if (*x + *width > buffer->_Xmax) - *width -= (*x + *width - buffer->_Xmax - 1); - - if (*width <= 0) - return GL_FALSE; - - /* bottom clipping */ - if (*y < buffer->_Ymin) { - *skipRows += (buffer->_Ymin - *y); - *height -= (buffer->_Ymin - *y); - *y = buffer->_Ymin; - } - - /* top clipping */ - if (*y + *height > buffer->_Ymax) - *height -= (*y + *height - buffer->_Ymax - 1); - - if (*height <= 0) - return GL_FALSE; - - *size = ((*y + *height - 1) * mmesa->mgaScreen->frontPitch + - (*x + *width - 1) * mmesa->mgaScreen->cpp); - - return GL_TRUE; -} - -static GLboolean -mgaTryReadPixels( GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height, - GLenum format, GLenum type, - const struct gl_pixelstore_attrib *pack, - GLvoid *pixels ) -{ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - GLint size, skipPixels, skipRows; - GLint pitch = pack->RowLength ? pack->RowLength : width; - GLboolean ok; - - GLuint planemask; - GLuint source; -#if 0 - drmMGABlit blit; - GLuint dest; - GLint source_pitch, dest_pitch; - GLint delta_sx, delta_sy; - GLint delta_dx, delta_dy; - GLint blit_height, ydir; -#endif - - if (!clip_pixelrect(ctx, ctx->ReadBuffer, - &x, &y, &width, &height, - &skipPixels, &skipRows, &size)) { - return GL_TRUE; - } - - /* Only accelerate reading to agp buffers. - */ - if ( !IS_AGP_MEM(mmesa, (char *)pixels) || - !IS_AGP_MEM(mmesa, (char *)pixels + size) ) - return GL_FALSE; - - switch (format) { -#if defined(MESA_packed_depth_stencil) - case GL_DEPTH_STENCIL_MESA: - ok = check_depth_stencil_24_8(ctx, type, pack, pixels, size, pitch); - planemask = ~0; - source = mmesa->mgaScreen->depthOffset; - break; -#endif - - case GL_DEPTH_COMPONENT: - ok = check_depth(ctx, type, pack, pixels, size, pitch); - - /* Can't accelerate at this depth -- planemask does the wrong - * thing; it doesn't clear the low order bits in the - * destination, instead it leaves them untouched. - * - * Could get the acclerator to solid fill the destination with - * zeros first... Or get the cpu to do it... - */ - if (ctx->Visual.depthBits == 24) - return GL_FALSE; - - planemask = ~0; - source = mmesa->mgaScreen->depthOffset; - break; - - case GL_RGB: - case GL_BGRA: - ok = check_color(ctx, type, format, pack, pixels, size, pitch); - planemask = ~0; - source = (mmesa->draw_buffer == MGA_FRONT ? - mmesa->mgaScreen->frontOffset : - mmesa->mgaScreen->backOffset); - break; - - default: - return GL_FALSE; - } - - if (!ok) { - return GL_FALSE; - } - - - LOCK_HARDWARE( mmesa ); - -#if 0 - { - __DRIdrawablePrivate *dPriv = mmesa->driDrawable; - int nbox, retcode, i; - - UPDATE_LOCK( mmesa, DRM_LOCK_FLUSH | DRM_LOCK_QUIESCENT ); - - if (mmesa->dirty_cliprects & MGA_FRONT) - mgaUpdateRects( mmesa, MGA_FRONT ); - - nbox = dPriv->numClipRects; - - y = dPriv->h - y - height; - x += mmesa->drawX; - y += mmesa->drawY; - - dest = ((mmesa->mgaScreen->agp.handle + AGP_OFFSET(mmesa, pixels)) | - DO_dstmap_sys | DO_dstacc_agp); - source_pitch = mmesa->mgaScreen->frontPitch / mmesa->mgaScreen->cpp; - dest_pitch = pitch; - delta_sx = 0; - delta_sy = 0; - delta_dx = -x; - delta_dy = -y; - blit_height = 2*y + height; - ydir = -1; - - if (0) fprintf(stderr, "XX doing readpixel blit src_pitch %d dst_pitch %d\n", - source_pitch, dest_pitch); - - - - for (i = 0 ; i < nbox ; ) - { - int nr = MIN2(i + MGA_NR_SAREA_CLIPRECTS, dPriv->numClipRects); - drm_clip_rect_t *box = dPriv->pClipRects; - drm_clip_rect_t *b = mmesa->sarea->boxes; - int n = 0; - - for ( ; i < nr ; i++) { - GLint bx = box[i].x1; - GLint by = box[i].y1; - GLint bw = box[i].x2 - bx; - GLint bh = box[i].y2 - by; - - if (bx < x) bw -= x - bx, bx = x; - if (by < y) bh -= y - by, by = y; - if (bx + bw > x + width) bw = x + width - bx; - if (by + bh > y + height) bh = y + height - by; - if (bw <= 0) continue; - if (bh <= 0) continue; - - b->x1 = bx; - b->y1 = by; - b->x2 = bx + bw; - b->y2 = by + bh; - b++; - n++; - } - - mmesa->sarea->nbox = n; - - if (n && (retcode = drmCommandWrite( mmesa->driFd, DRM_MGA_BLIT, - &blit, sizeof(drmMGABlit)))) { - fprintf(stderr, "blit ioctl failed, retcode = %d\n", retcode); - UNLOCK_HARDWARE( mmesa ); - exit(1); - } - } - - UPDATE_LOCK( mmesa, DRM_LOCK_FLUSH | DRM_LOCK_QUIESCENT ); - } -#endif - - UNLOCK_HARDWARE( mmesa ); - - return GL_TRUE; -} - -static void -mgaDDReadPixels( GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height, - GLenum format, GLenum type, - const struct gl_pixelstore_attrib *pack, - GLvoid *pixels ) -{ - if (!mgaTryReadPixels( ctx, x, y, width, height, format, type, pack, pixels)) - _swrast_ReadPixels( ctx, x, y, width, height, format, type, pack, pixels); -} - - - - -static void do_draw_pix( GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height, - GLint pitch, - const void *pixels, - GLuint dest, GLuint planemask) -{ -#if 0 - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - drmMGABlit blit; - __DRIdrawablePrivate *dPriv = mmesa->driDrawable; - drm_clip_rect_t pbox = dPriv->pClipRects; - int nbox = dPriv->numClipRects; - int retcode, i; - - y = dPriv->h - y - height; - x += mmesa->drawX; - y += mmesa->drawY; - - blit.dest = dest; - blit.planemask = planemask; - blit.source = ((mmesa->mgaScreen->agp.handle + AGP_OFFSET(mmesa, pixels)) - | SO_srcmap_sys | SO_srcacc_agp); - blit.dest_pitch = mmesa->mgaScreen->frontPitch / mmesa->mgaScreen->cpp; - blit.source_pitch = pitch; - blit.delta_sx = -x; - blit.delta_sy = -y; - blit.delta_dx = 0; - blit.delta_dy = 0; - if (ctx->Pixel.ZoomY == -1) { - blit.height = height; - blit.ydir = 1; - } else { - blit.height = height; - blit.ydir = -1; - } - - if (0) fprintf(stderr, - "doing drawpixel blit src_pitch %d dst_pitch %d\n", - blit.source_pitch, blit.dest_pitch); - - for (i = 0 ; i < nbox ; ) - { - int nr = MIN2(i + MGA_NR_SAREA_CLIPRECTS, dPriv->numClipRects); - drm_clip_rect_t *box = mmesa->pClipRects; - drm_clip_rect_t *b = mmesa->sarea->boxes; - int n = 0; - - for ( ; i < nr ; i++) { - GLint bx = box[i].x1; - GLint by = box[i].y1; - GLint bw = box[i].x2 - bx; - GLint bh = box[i].y2 - by; - - if (bx < x) bw -= x - bx, bx = x; - if (by < y) bh -= y - by, by = y; - if (bx + bw > x + width) bw = x + width - bx; - if (by + bh > y + height) bh = y + height - by; - if (bw <= 0) continue; - if (bh <= 0) continue; - - b->x1 = bx; - b->y1 = by; - b->x2 = bx + bw; - b->y2 = by + bh; - b++; - n++; - } - - mmesa->sarea->nbox = n; - - if (n && (retcode = drmCommandWrite( mmesa->driFd, DRM_MGA_BLIT, - &blit, sizeof(drmMGABlit)))) { - fprintf(stderr, "blit ioctl failed, retcode = %d\n", retcode); - UNLOCK_HARDWARE( mmesa ); - exit(1); - } - } -#endif -} - - - - -static GLboolean -mgaTryDrawPixels( GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height, - GLenum format, GLenum type, - const struct gl_pixelstore_attrib *unpack, - const GLvoid *pixels ) -{ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - GLint size, skipPixels, skipRows; - GLint pitch = unpack->RowLength ? unpack->RowLength : width; - GLuint dest, planemask; - GLuint cpp = mmesa->mgaScreen->cpp; - - if (!clip_pixelrect(ctx, ctx->DrawBuffer, - &x, &y, &width, &height, - &skipPixels, &skipRows, &size)) { - return GL_TRUE; - } - - - switch (format) { -#if defined(MESA_packed_depth_stencil) - case GL_DEPTH_STENCIL_MESA: - dest = mmesa->mgaScreen->depthOffset; - planemask = ~0; - if (!check_depth_stencil_24_8(ctx, type, unpack, pixels, size, pitch) || - !check_depth_per_fragment_ops(ctx) || - !check_stencil_per_fragment_ops(ctx)) - return GL_FALSE; - break; -#endif - - case GL_DEPTH_COMPONENT: - dest = mmesa->mgaScreen->depthOffset; - - if (ctx->Visual.depthBits == 24) - planemask = ~0xff; - else - planemask = ~0; - - if (!check_depth(ctx, type, unpack, pixels, size, pitch) || - !check_depth_per_fragment_ops(ctx)) - return GL_FALSE; - break; - - case GL_RGB: - case GL_BGRA: - dest = (mmesa->draw_buffer == MGA_FRONT ? - mmesa->mgaScreen->frontOffset : - mmesa->mgaScreen->backOffset); - - planemask = mgaPackColor(cpp, - ctx->Color.ColorMask[RCOMP], - ctx->Color.ColorMask[GCOMP], - ctx->Color.ColorMask[BCOMP], - ctx->Color.ColorMask[ACOMP]); - - if (cpp == 2) - planemask |= planemask << 16; - - if (!check_color(ctx, type, format, unpack, pixels, size, pitch)) { - return GL_FALSE; - } - if (!check_color_per_fragment_ops(ctx)) { - return GL_FALSE; - } - break; - - default: - return GL_FALSE; - } - - LOCK_HARDWARE_QUIESCENT( mmesa ); - - if (mmesa->dirty_cliprects & MGA_FRONT) - mgaUpdateRects( mmesa, MGA_FRONT ); - - if ( IS_AGP_MEM(mmesa, (char *)pixels) && - IS_AGP_MEM(mmesa, (char *)pixels + size) ) - { - do_draw_pix( ctx, x, y, width, height, pitch, pixels, - dest, planemask ); - UPDATE_LOCK( mmesa, DRM_LOCK_FLUSH | DRM_LOCK_QUIESCENT ); - } - else - { - /* Pixels is in regular memory -- get dma buffers and perform - * upload through them. - */ -/* drmBufPtr buf = mgaGetBufferLocked(mmesa); */ - GLuint bufferpitch = (width*cpp+31)&~31; - - char *address = 0; /* mmesa->mgaScreen->agp.map; */ - - do { -/* GLuint rows = MIN2( height, MGA_DMA_BUF_SZ / bufferpitch ); */ - GLuint rows = height; - - - if (0) fprintf(stderr, "trying to upload %d rows (pitch %d)\n", - rows, bufferpitch); - - /* The texture conversion code is so slow that there is only - * negligble speedup when the buffers/images don't exactly - * match: - */ -#if 0 - if (cpp == 2) { - if (!_mesa_convert_texsubimage2d( MESA_FORMAT_RGB565, - 0, 0, width, rows, - bufferpitch, format, type, - unpack, pixels, address )) { -/* mgaReleaseBufLocked( mmesa, buf ); */ - UNLOCK_HARDWARE(mmesa); - return GL_FALSE; - } - } else { - if (!_mesa_convert_texsubimage2d( MESA_FORMAT_ARGB8888, - 0, 0, width, rows, - bufferpitch, format, type, - unpack, pixels, address )) { -/* mgaReleaseBufLocked( mmesa, buf ); */ - UNLOCK_HARDWARE(mmesa); - return GL_FALSE; - } - } -#else - MEMCPY( address, pixels, rows*bufferpitch ); -#endif - - do_draw_pix( ctx, x, y, width, rows, - bufferpitch/cpp, address, dest, planemask ); - - /* Fix me -- use multiple buffers to avoid flush. - */ - UPDATE_LOCK( mmesa, DRM_LOCK_FLUSH | DRM_LOCK_QUIESCENT ); - - pixels = (void *)((char *) pixels + rows * pitch); - height -= rows; - y += rows; - } while (height); - -/* mgaReleaseBufLocked( mmesa, buf ); */ - } - - UNLOCK_HARDWARE( mmesa ); - mmesa->dirty |= MGA_UPLOAD_CLIPRECTS; - - return GL_TRUE; -} - -static void -mgaDDDrawPixels( GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height, - GLenum format, GLenum type, - const struct gl_pixelstore_attrib *unpack, - const GLvoid *pixels ) -{ - if (!mgaTryDrawPixels( ctx, x, y, width, height, format, type, - unpack, pixels )) - _swrast_DrawPixels( ctx, x, y, width, height, format, type, - unpack, pixels ); -} -#endif - - -/* Stub functions - not a real allocator, always returns pointer to - * the same block of agp space which isn't used for anything else at - * present. - */ -void mgaDDInitPixelFuncs( GLcontext *ctx ) -{ - /* Pixel path fallbacks. - */ - ctx->Driver.Accum = _swrast_Accum; - ctx->Driver.Bitmap = _swrast_Bitmap; - ctx->Driver.CopyPixels = _swrast_CopyPixels; - ctx->Driver.DrawPixels = _swrast_DrawPixels; - ctx->Driver.ReadPixels = _swrast_ReadPixels; - -#if 0 - if (getenv("MGA_BLIT_PIXELS")) { - ctx->Driver.ReadPixels = mgaDDReadPixels; /* requires agp dest */ - ctx->Driver.DrawPixels = mgaDDDrawPixels; /* works with agp/normal mem */ - } -#endif -} -- cgit v1.2.3