diff options
author | Younes Manton <[email protected]> | 2010-04-30 20:42:30 -0400 |
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committer | Younes Manton <[email protected]> | 2010-04-30 20:42:30 -0400 |
commit | a8ea1dacc63ac567498049e5756c247b9fec6cd9 (patch) | |
tree | 4031e2e2b6166bd926b43fa4bbb3aab773a30ee5 /src/gallium/drivers/nvfx/nvfx_miptree.c | |
parent | 404fb63b4649f58fce443615e49337d42b8ddece (diff) | |
parent | 35d960cc744c374ccaad48c3d80559b59c74e28a (diff) |
Merge branch 'master' of ssh://git.freedesktop.org/git/mesa/mesa into pipe-video
Conflicts:
src/gallium/auxiliary/Makefile
src/gallium/auxiliary/SConscript
src/gallium/auxiliary/util/u_format.csv
src/gallium/auxiliary/vl/vl_compositor.c
src/gallium/auxiliary/vl/vl_compositor.h
src/gallium/auxiliary/vl/vl_mpeg12_mc_renderer.c
src/gallium/auxiliary/vl/vl_mpeg12_mc_renderer.h
src/gallium/drivers/identity/id_objects.c
src/gallium/drivers/identity/id_objects.h
src/gallium/drivers/identity/id_screen.c
src/gallium/drivers/nv40/Makefile
src/gallium/drivers/nv40/nv40_screen.c
src/gallium/drivers/softpipe/sp_texture.c
src/gallium/drivers/softpipe/sp_texture.h
src/gallium/drivers/softpipe/sp_video_context.c
src/gallium/drivers/softpipe/sp_video_context.h
src/gallium/include/pipe/p_format.h
src/gallium/include/pipe/p_screen.h
src/gallium/include/pipe/p_video_context.h
src/gallium/include/pipe/p_video_state.h
src/gallium/include/state_tracker/dri1_api.h
src/gallium/include/state_tracker/drm_api.h
src/gallium/state_trackers/dri/common/dri_context.c
src/gallium/state_trackers/xorg/xvmc/attributes.c
src/gallium/state_trackers/xorg/xvmc/block.c
src/gallium/state_trackers/xorg/xvmc/context.c
src/gallium/state_trackers/xorg/xvmc/subpicture.c
src/gallium/state_trackers/xorg/xvmc/surface.c
src/gallium/state_trackers/xorg/xvmc/tests/.gitignore
src/gallium/state_trackers/xorg/xvmc/tests/Makefile
src/gallium/state_trackers/xorg/xvmc/xvmc_private.h
src/gallium/winsys/drm/radeon/core/radeon_drm.c
src/gallium/winsys/g3dvl/vl_winsys.h
src/gallium/winsys/g3dvl/xlib/xsp_winsys.c
src/gallium/winsys/sw/Makefile
Diffstat (limited to 'src/gallium/drivers/nvfx/nvfx_miptree.c')
-rw-r--r-- | src/gallium/drivers/nvfx/nvfx_miptree.c | 310 |
1 files changed, 310 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_miptree.c b/src/gallium/drivers/nvfx/nvfx_miptree.c new file mode 100644 index 00000000000..aeb88e9ac96 --- /dev/null +++ b/src/gallium/drivers/nvfx/nvfx_miptree.c @@ -0,0 +1,310 @@ +#include "pipe/p_state.h" +#include "pipe/p_defines.h" +#include "util/u_inlines.h" +#include "util/u_format.h" +#include "util/u_math.h" + +#include "nvfx_context.h" +#include "nvfx_resource.h" +#include "nvfx_transfer.h" +#include "nv04_surface_2d.h" + +/* Currently using separate implementations for buffers and textures, + * even though gallium has a unified abstraction of these objects. + * Eventually these should be combined, and mechanisms like transfers + * be adapted to work for both buffer and texture uploads. + */ + +static void +nvfx_miptree_layout(struct nvfx_miptree *mt) +{ + struct pipe_resource *pt = &mt->base.base; + uint width = pt->width0; + uint offset = 0; + int nr_faces, l, f; + uint wide_pitch = pt->bind & (PIPE_BIND_SAMPLER_VIEW | + PIPE_BIND_DEPTH_STENCIL | + PIPE_BIND_RENDER_TARGET | + PIPE_BIND_DISPLAY_TARGET | + PIPE_BIND_SCANOUT); + + if (pt->target == PIPE_TEXTURE_CUBE) { + nr_faces = 6; + } else + if (pt->target == PIPE_TEXTURE_3D) { + nr_faces = pt->depth0; + } else { + nr_faces = 1; + } + + for (l = 0; l <= pt->last_level; l++) { + if (wide_pitch && (pt->flags & NVFX_RESOURCE_FLAG_LINEAR)) + mt->level[l].pitch = align(util_format_get_stride(pt->format, pt->width0), 64); + else + mt->level[l].pitch = util_format_get_stride(pt->format, width); + + mt->level[l].image_offset = + CALLOC(nr_faces, sizeof(unsigned)); + + width = u_minify(width, 1); + } + + for (f = 0; f < nr_faces; f++) { + for (l = 0; l < pt->last_level; l++) { + mt->level[l].image_offset[f] = offset; + + if (!(pt->flags & NVFX_RESOURCE_FLAG_LINEAR) && + u_minify(pt->width0, l + 1) > 1 && u_minify(pt->height0, l + 1) > 1) + offset += align(mt->level[l].pitch * u_minify(pt->height0, l), 64); + else + offset += mt->level[l].pitch * u_minify(pt->height0, l); + } + + mt->level[l].image_offset[f] = offset; + offset += mt->level[l].pitch * u_minify(pt->height0, l); + } + + mt->total_size = offset; +} + +static boolean +nvfx_miptree_get_handle(struct pipe_screen *pscreen, + struct pipe_resource *ptexture, + struct winsys_handle *whandle) +{ + struct nvfx_miptree* mt = (struct nvfx_miptree*)ptexture; + + if (!mt || !mt->base.bo) + return FALSE; + + return nouveau_screen_bo_get_handle(pscreen, + mt->base.bo, + mt->level[0].pitch, + whandle); +} + + +static void +nvfx_miptree_destroy(struct pipe_screen *screen, struct pipe_resource *pt) +{ + struct nvfx_miptree *mt = (struct nvfx_miptree *)pt; + int l; + + nouveau_screen_bo_release(screen, mt->base.bo); + + for (l = 0; l <= pt->last_level; l++) { + if (mt->level[l].image_offset) + FREE(mt->level[l].image_offset); + } + + FREE(mt); +} + + + + +struct u_resource_vtbl nvfx_miptree_vtbl = +{ + nvfx_miptree_get_handle, /* get_handle */ + nvfx_miptree_destroy, /* resource_destroy */ + NULL, /* is_resource_referenced */ + nvfx_miptree_transfer_new, /* get_transfer */ + nvfx_miptree_transfer_del, /* transfer_destroy */ + nvfx_miptree_transfer_map, /* transfer_map */ + u_default_transfer_flush_region, /* transfer_flush_region */ + nvfx_miptree_transfer_unmap, /* transfer_unmap */ + u_default_transfer_inline_write /* transfer_inline_write */ +}; + + + +struct pipe_resource * +nvfx_miptree_create(struct pipe_screen *pscreen, const struct pipe_resource *pt) +{ + struct nvfx_miptree *mt; + static int no_swizzle = -1; + if(no_swizzle < 0) + no_swizzle = debug_get_bool_option("NOUVEAU_NO_SWIZZLE", FALSE); + + mt = CALLOC_STRUCT(nvfx_miptree); + if (!mt) + return NULL; + + mt->base.base = *pt; + mt->base.vtbl = &nvfx_miptree_vtbl; + pipe_reference_init(&mt->base.base.reference, 1); + mt->base.base.screen = pscreen; + + /* Swizzled textures must be POT */ + if (pt->width0 & (pt->width0 - 1) || + pt->height0 & (pt->height0 - 1)) + mt->base.base.flags |= NVFX_RESOURCE_FLAG_LINEAR; + else + if (pt->bind & (PIPE_BIND_SCANOUT | + PIPE_BIND_DISPLAY_TARGET | + PIPE_BIND_DEPTH_STENCIL)) + mt->base.base.flags |= NVFX_RESOURCE_FLAG_LINEAR; + else + if (pt->usage == PIPE_USAGE_DYNAMIC) + mt->base.base.flags |= NVFX_RESOURCE_FLAG_LINEAR; + else { + switch (pt->format) { + case PIPE_FORMAT_B5G6R5_UNORM: + case PIPE_FORMAT_L8A8_UNORM: + case PIPE_FORMAT_A8_UNORM: + case PIPE_FORMAT_L8_UNORM: + case PIPE_FORMAT_I8_UNORM: + /* TODO: we can actually swizzle these formats on nv40, we + are just preserving the pre-unification behavior. + The whole 2D code is going to be rewritten anyway. */ + if(nvfx_screen(pscreen)->is_nv4x) { + mt->base.base.flags |= NVFX_RESOURCE_FLAG_LINEAR; + break; + } + /* TODO: Figure out which formats can be swizzled */ + case PIPE_FORMAT_B8G8R8A8_UNORM: + case PIPE_FORMAT_B8G8R8X8_UNORM: + case PIPE_FORMAT_R16_SNORM: + { + if (no_swizzle) + mt->base.base.flags |= NVFX_RESOURCE_FLAG_LINEAR; + break; + } + default: + mt->base.base.flags |= NVFX_RESOURCE_FLAG_LINEAR; + } + } + + /* apparently we can't render to swizzled surfaces smaller than 64 bytes, so make them linear. + * If the user did not ask for a render target, they can still render to it, but it will cost them an extra copy. + * This also happens for small mipmaps of large textures. */ + if (pt->bind & PIPE_BIND_RENDER_TARGET && + util_format_get_stride(pt->format, pt->width0) < 64) + mt->base.base.flags |= NVFX_RESOURCE_FLAG_LINEAR; + + nvfx_miptree_layout(mt); + + mt->base.bo = nouveau_screen_bo_new(pscreen, 256, + pt->usage, pt->bind, mt->total_size); + if (!mt->base.bo) { + FREE(mt); + return NULL; + } + return &mt->base.base; +} + + + + +struct pipe_resource * +nvfx_miptree_from_handle(struct pipe_screen *pscreen, + const struct pipe_resource *template, + struct winsys_handle *whandle) +{ + struct nvfx_miptree *mt; + unsigned stride; + + /* Only supports 2D, non-mipmapped textures for the moment */ + if (template->target != PIPE_TEXTURE_2D || + template->last_level != 0 || + template->depth0 != 1) + return NULL; + + mt = CALLOC_STRUCT(nvfx_miptree); + if (!mt) + return NULL; + + mt->base.bo = nouveau_screen_bo_from_handle(pscreen, whandle, &stride); + if (mt->base.bo == NULL) { + FREE(mt); + return NULL; + } + + mt->base.base = *template; + mt->base.vtbl = &nvfx_miptree_vtbl; + pipe_reference_init(&mt->base.base.reference, 1); + mt->base.base.screen = pscreen; + mt->level[0].pitch = stride; + mt->level[0].image_offset = CALLOC(1, sizeof(unsigned)); + + /* Assume whoever created this buffer expects it to be linear for now */ + mt->base.base.flags |= NVFX_RESOURCE_FLAG_LINEAR; + + /* XXX: Need to adjust bo refcount?? + */ + /* nouveau_bo_ref(bo, &mt->base.bo); */ + return &mt->base.base; +} + + + + + +/* Surface helpers, not strictly required to implement the resource vtbl: + */ +struct pipe_surface * +nvfx_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_resource *pt, + unsigned face, unsigned level, unsigned zslice, + unsigned flags) +{ + struct nvfx_miptree *mt = (struct nvfx_miptree *)pt; + struct nv04_surface *ns; + + ns = CALLOC_STRUCT(nv04_surface); + if (!ns) + return NULL; + pipe_resource_reference(&ns->base.texture, pt); + ns->base.format = pt->format; + ns->base.width = u_minify(pt->width0, level); + ns->base.height = u_minify(pt->height0, level); + ns->base.usage = flags; + pipe_reference_init(&ns->base.reference, 1); + ns->base.face = face; + ns->base.level = level; + ns->base.zslice = zslice; + ns->pitch = mt->level[level].pitch; + + if (pt->target == PIPE_TEXTURE_CUBE) { + ns->base.offset = mt->level[level].image_offset[face]; + } else + if (pt->target == PIPE_TEXTURE_3D) { + ns->base.offset = mt->level[level].image_offset[zslice]; + } else { + ns->base.offset = mt->level[level].image_offset[0]; + } + + /* create a linear temporary that we can render into if + * necessary. + * + * Note that ns->pitch is always a multiple of 64 for linear + * surfaces and swizzled surfaces are POT, so ns->pitch & 63 + * is equivalent to (ns->pitch < 64 && swizzled) + */ + + if ((ns->pitch & 63) && + (ns->base.usage & PIPE_BIND_RENDER_TARGET)) + { + struct nv04_surface_2d* eng2d = + ((struct nvfx_screen*)pscreen)->eng2d; + + ns = nv04_surface_wrap_for_render(pscreen, eng2d, ns); + } + + return &ns->base; +} + +void +nvfx_miptree_surface_del(struct pipe_surface *ps) +{ + struct nv04_surface* ns = (struct nv04_surface*)ps; + if(ns->backing) + { + struct nvfx_screen* screen = (struct nvfx_screen*)ps->texture->screen; + if(ns->backing->base.usage & PIPE_BIND_BLIT_DESTINATION) + screen->eng2d->copy(screen->eng2d, &ns->backing->base, 0, 0, ps, 0, 0, ns->base.width, ns->base.height); + nvfx_miptree_surface_del(&ns->backing->base); + } + + pipe_resource_reference(&ps->texture, NULL); + FREE(ps); +} |