From b44c444a0fd203004612cab86ac78ae3bef2794b Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Wed, 10 Feb 2010 19:59:53 +0000 Subject: llvmpipe: Map rendertargets when bound as textures. Fixes gearbox segfault (fdo 25960). Corruption remains. --- src/gallium/drivers/llvmpipe/lp_setup.c | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) (limited to 'src') diff --git a/src/gallium/drivers/llvmpipe/lp_setup.c b/src/gallium/drivers/llvmpipe/lp_setup.c index 6601fa61b9..538492beba 100644 --- a/src/gallium/drivers/llvmpipe/lp_setup.c +++ b/src/gallium/drivers/llvmpipe/lp_setup.c @@ -45,6 +45,8 @@ #include "lp_fence.h" #include "lp_rast.h" #include "lp_setup_context.h" +#include "lp_screen.h" +#include "lp_winsys.h" #include "draw/draw_context.h" #include "draw/draw_vbuf.h" @@ -472,11 +474,20 @@ lp_setup_set_sampler_textures( struct setup_context *setup, jit_tex->width = tex->width0; jit_tex->height = tex->height0; jit_tex->stride = lp_tex->stride[0]; - if(!lp_tex->dt) + if(!lp_tex->dt) { jit_tex->data = lp_tex->data; - else - /* FIXME: map the rendertarget */ - assert(0); + } + else { + /* + * XXX: Where should this be unmapped? + */ + + struct llvmpipe_screen *screen = llvmpipe_screen(tex->screen); + struct llvmpipe_winsys *winsys = screen->winsys; + jit_tex->data = winsys->displaytarget_map(winsys, lp_tex->dt, + PIPE_BUFFER_USAGE_CPU_READ); + assert(jit_tex->data); + } /* the scene references this texture */ { -- cgit v1.2.3