From 4617981ec72f7985941bee4b03c534d97ff96bc6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Michel=20D=C3=A4nzer?= Date: Thu, 5 Feb 2009 19:41:18 +0100 Subject: gallium: No longer allow CPU mapping surfaces directly. Instead, a new pipe_transfer object has to be created and mapped for transferring data between the CPU and a texture. This gives the driver more flexibility for textures in address spaces that aren't CPU accessible. This is a first pass; softpipe/xlib builds and runs glxgears, but it only shows a black window. Looks like something's off related to the Z buffer, so the depth test always fails. --- src/mesa/state_tracker/st_gen_mipmap.c | 34 +++++++++++++++++----------------- 1 file changed, 17 insertions(+), 17 deletions(-) (limited to 'src/mesa/state_tracker/st_gen_mipmap.c') diff --git a/src/mesa/state_tracker/st_gen_mipmap.c b/src/mesa/state_tracker/st_gen_mipmap.c index 6a3455aaba..08e4803068 100644 --- a/src/mesa/state_tracker/st_gen_mipmap.c +++ b/src/mesa/state_tracker/st_gen_mipmap.c @@ -119,36 +119,36 @@ fallback_generate_mipmap(GLcontext *ctx, GLenum target, for (dstLevel = baseLevel + 1; dstLevel <= lastLevel; dstLevel++) { const uint srcLevel = dstLevel - 1; - struct pipe_surface *srcSurf, *dstSurf; + struct pipe_transfer *srcTrans, *dstTrans; const ubyte *srcData; ubyte *dstData; - srcSurf = screen->get_tex_surface(screen, pt, face, srcLevel, zslice, - PIPE_BUFFER_USAGE_CPU_READ); - dstSurf = screen->get_tex_surface(screen, pt, face, dstLevel, zslice, - PIPE_BUFFER_USAGE_CPU_WRITE); + srcTrans = screen->get_tex_transfer(screen, pt, face, srcLevel, zslice, + PIPE_TRANSFER_READ, 0, 0, + pt->width[srcLevel], + pt->height[srcLevel]); + dstTrans = screen->get_tex_transfer(screen, pt, face, dstLevel, zslice, + PIPE_TRANSFER_WRITE, 0, 0, + pt->width[dstLevel], + pt->height[dstLevel]); - srcData = (ubyte *) pipe_surface_map(srcSurf, - PIPE_BUFFER_USAGE_CPU_READ) - + srcSurf->offset; - dstData = (ubyte *) pipe_surface_map(dstSurf, - PIPE_BUFFER_USAGE_CPU_WRITE) - + dstSurf->offset; + srcData = (ubyte *) screen->transfer_map(screen, srcTrans); + dstData = (ubyte *) screen->transfer_map(screen, dstTrans); _mesa_generate_mipmap_level(target, datatype, comps, 0 /*border*/, pt->width[srcLevel], pt->height[srcLevel], pt->depth[srcLevel], srcData, - srcSurf->stride, /* stride in bytes */ + srcTrans->stride, /* stride in bytes */ pt->width[dstLevel], pt->height[dstLevel], pt->depth[dstLevel], dstData, - dstSurf->stride); /* stride in bytes */ + dstTrans->stride); /* stride in bytes */ - pipe_surface_unmap(srcSurf); - pipe_surface_unmap(dstSurf); + screen->transfer_unmap(screen, srcTrans); + screen->transfer_unmap(screen, dstTrans); - pipe_surface_reference(&srcSurf, NULL); - pipe_surface_reference(&dstSurf, NULL); + screen->tex_transfer_release(screen, &srcTrans); + screen->tex_transfer_release(screen, &dstTrans); } } -- cgit v1.2.3