+++ /dev/null
-
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * 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, 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 TUNGSTEN GRAPHICS 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.
- *
- **************************************************************************/
-
-#include "pipe/p_context.h"
-#include "pipe/p_format.h"
-#include "util/u_format.h"
-#include "util/u_math.h"
-#include "util/u_memory.h"
-#include "util/u_pack_color.h"
-#include "util/u_blitter.h"
-#include "util/u_surface.h"
-
-#include "nouveau/nouveau_winsys.h"
-#include "nouveau/nouveau_screen.h"
-#include "nvfx_context.h"
-#include "nvfx_screen.h"
-#include "nvfx_resource.h"
-#include "nv04_2d.h"
-
-#include <nouveau/nouveau_bo.h>
-
-static INLINE void
-nvfx_region_set_format(struct nv04_region* rgn, enum pipe_format format)
-{
- unsigned bits = util_format_get_blocksizebits(format);
- unsigned shift = 0;
- rgn->one_bits = 0;
-
- switch(bits)
- {
- case 8:
- rgn->bpps = 0;
- break;
- case 16:
- rgn->bpps = 1;
- if(format == PIPE_FORMAT_B5G5R5X1_UNORM)
- rgn->one_bits = 1;
- break;
- case 32:
- rgn->bpps = 2;
- if(format == PIPE_FORMAT_R8G8B8X8_UNORM || format == PIPE_FORMAT_B8G8R8X8_UNORM)
- rgn->one_bits = 8;
- break;
- case 64:
- rgn->bpps = 2;
- shift = 1;
- break;
- case 128:
- rgn->bpps = 2;
- shift = 2;
- break;
- }
-
- if(shift) {
- rgn->x = util_format_get_nblocksx(format, rgn->x) << shift;
- rgn->y = util_format_get_nblocksy(format, rgn->y);
- rgn->w <<= shift;
- }
-}
-
-static INLINE void
-nvfx_region_init_for_surface(struct nv04_region* rgn, struct nvfx_surface* surf, unsigned x, unsigned y, boolean for_write)
-{
- rgn->x = x;
- rgn->y = y;
- rgn->z = 0;
-
- rgn->bo = ((struct nvfx_resource*)surf->base.texture)->bo;
- rgn->offset = surf->offset;
-
- if(surf->base.texture->flags & NOUVEAU_RESOURCE_FLAG_LINEAR)
- rgn->pitch = surf->pitch;
- else {
- rgn->pitch = 0;
- rgn->z = surf->base.u.tex.first_layer;
- rgn->w = surf->base.width;
- rgn->h = surf->base.height;
- rgn->d = u_minify(surf->base.texture->depth0, surf->base.u.tex.level);
- }
-
- nvfx_region_set_format(rgn, surf->base.format);
- if(!rgn->pitch)
- nv04_region_try_to_linearize(rgn);
-}
-
-static INLINE void
-nvfx_region_init_for_subresource(struct nv04_region* rgn, struct pipe_resource* pt, unsigned level, unsigned x, unsigned y, unsigned z, boolean for_write)
-{
- if(pt->target != PIPE_BUFFER)
- {
- struct nvfx_surface* ns = (struct nvfx_surface*)util_surfaces_peek(&((struct nvfx_miptree*)pt)->surfaces, pt, level, z);
- if(ns)
- {
- nvfx_region_init_for_surface(rgn, ns, x, y, for_write);
- return;
- }
- }
-
- rgn->bo = ((struct nvfx_resource*)pt)->bo;
- rgn->offset = nvfx_subresource_offset(pt, z, level, z);
- rgn->x = x;
- rgn->y = y;
-
- if(pt->flags & NOUVEAU_RESOURCE_FLAG_LINEAR)
- {
- rgn->pitch = nvfx_subresource_pitch(pt, level);
- rgn->z = 0;
- }
- else
- {
- rgn->pitch = 0;
- rgn->z = z;
- rgn->w = u_minify(pt->width0, level);
- rgn->h = u_minify(pt->height0, level);
- rgn->d = u_minify(pt->depth0, level);
- }
-
- nvfx_region_set_format(rgn, pt->format);
- if(!rgn->pitch)
- nv04_region_try_to_linearize(rgn);
-}
-
-// don't save index buffer because blitter doesn't setit
-static struct blitter_context*
-nvfx_get_blitter(struct pipe_context* pipe, int copy)
-{
- struct nvfx_context* nvfx = nvfx_context(pipe);
- struct blitter_context** pblitter;
- struct blitter_context* blitter;
-
- assert(nvfx->blitters_in_use < Elements(nvfx->blitter));
-
- if(nvfx->query && !nvfx->blitters_in_use)
- {
- struct nouveau_channel* chan = nvfx->screen->base.channel;
- struct nouveau_grobj *eng3d = nvfx->screen->eng3d;
- BEGIN_RING(chan, eng3d, NV30_3D_QUERY_ENABLE, 1);
- OUT_RING(chan, 0);
- }
-
- pblitter = &nvfx->blitter[nvfx->blitters_in_use++];
- if(!*pblitter)
- *pblitter = util_blitter_create(pipe);
- blitter = *pblitter;
-
- util_blitter_save_blend(blitter, nvfx->blend);
- util_blitter_save_depth_stencil_alpha(blitter, nvfx->zsa);
- util_blitter_save_stencil_ref(blitter, &nvfx->stencil_ref);
- util_blitter_save_rasterizer(blitter, nvfx->rasterizer);
- util_blitter_save_fragment_shader(blitter, nvfx->fragprog);
- util_blitter_save_vertex_shader(blitter, nvfx->vertprog);
- util_blitter_save_viewport(blitter, &nvfx->viewport);
- util_blitter_save_framebuffer(blitter, &nvfx->framebuffer);
- util_blitter_save_vertex_elements(blitter, nvfx->vtxelt);
- util_blitter_save_vertex_buffers(blitter, nvfx->vtxbuf_nr, nvfx->vtxbuf);
-
- if(copy)
- {
- util_blitter_save_fragment_sampler_states(blitter, nvfx->nr_samplers, (void**)nvfx->tex_sampler);
- util_blitter_save_fragment_sampler_views(blitter, nvfx->nr_textures, nvfx->fragment_sampler_views);
- }
-
- return blitter;
-}
-
-static inline void
-nvfx_put_blitter(struct pipe_context* pipe, struct blitter_context* blitter)
-{
- struct nvfx_context* nvfx = nvfx_context(pipe);
- --nvfx->blitters_in_use;
- assert(nvfx->blitters_in_use >= 0);
-
- if(nvfx->query && !nvfx->blitters_in_use)
- {
- struct nouveau_channel* chan = nvfx->screen->base.channel;
- struct nouveau_grobj *eng3d = nvfx->screen->eng3d;
- BEGIN_RING(chan, eng3d, NV30_3D_QUERY_ENABLE, 1);
- OUT_RING(chan, 1);
- }
-}
-
-static unsigned
-nvfx_region_clone(struct nv04_2d_context* ctx, struct nv04_region* rgn, unsigned w, unsigned h, boolean for_read)
-{
- unsigned begin = nv04_region_begin(rgn, w, h);
- unsigned end = nv04_region_end(rgn, w, h);
- unsigned size = end - begin;
- struct nouveau_bo* bo = 0;
- nouveau_bo_new(rgn->bo->device, NOUVEAU_BO_MAP | NOUVEAU_BO_GART, 256, size, &bo);
-
- if(for_read || (size > ((w * h) << rgn->bpps)))
- nv04_memcpy(ctx, bo, 0, rgn->bo, rgn->offset + begin, size);
-
- rgn->bo = bo;
- rgn->offset = -begin;
- return begin;
-}
-
-static void
-nvfx_resource_copy_region(struct pipe_context *pipe,
- struct pipe_resource *dstr, unsigned dst_level,
- unsigned dstx, unsigned dsty, unsigned dstz,
- struct pipe_resource *srcr, unsigned src_level,
- const struct pipe_box *src_box)
-{
- static int copy_threshold = -1;
- struct nv04_2d_context *ctx = nvfx_screen(pipe->screen)->eng2d;
- struct nv04_region dst, src;
- int dst_to_gpu;
- int src_on_gpu;
- boolean small;
- int ret;
- unsigned w = src_box->width;
- unsigned h = src_box->height;
-
- if(!w || !h)
- return;
-
- /* Fallback for buffers. */
- if (dstr->target == PIPE_BUFFER && srcr->target == PIPE_BUFFER) {
- util_resource_copy_region(pipe, dstr, dst_level, dstx, dsty, dstz,
- srcr, src_level, src_box);
- return;
- }
-
- if(copy_threshold < 0)
- copy_threshold = debug_get_num_option("NOUVEAU_COPY_THRESHOLD", 4);
-
- dst_to_gpu = dstr->usage != PIPE_USAGE_DYNAMIC && dstr->usage != PIPE_USAGE_STAGING;
- src_on_gpu = nvfx_resource_on_gpu(srcr);
-
- nvfx_region_init_for_subresource(&dst, dstr, dst_level, dstx, dsty, dstz, TRUE);
- nvfx_region_init_for_subresource(&src, srcr, src_level, src_box->x, src_box->y, src_box->z, FALSE);
- w = util_format_get_stride(dstr->format, w) >> dst.bpps;
- h = util_format_get_nblocksy(dstr->format, h);
-
- small = (w * h <= copy_threshold);
- if((!dst_to_gpu || !src_on_gpu) && small)
- ret = -1; /* use the CPU */
- else
- ret = nv04_region_copy_2d(ctx, &dst, &src, w, h, dst_to_gpu, src_on_gpu);
- if(!ret)
- {}
- else if(ret > 0
- && dstr->bind & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_DEPTH_STENCIL)
- && srcr->bind & PIPE_BIND_SAMPLER_VIEW)
- {
- /* this currently works because we hack the bind flags on resource creation to be
- * the maximum set that the resource type actually supports
- *
- * TODO: perhaps support reinterpreting the formats
- */
- struct blitter_context* blitter = nvfx_get_blitter(pipe, 1);
- util_blitter_copy_texture(blitter, dstr, dst_level, dstx, dsty, dstz, srcr, src_level, src_box, TRUE);
- nvfx_put_blitter(pipe, blitter);
- }
- else
- {
- struct nv04_region dstt = dst;
- struct nv04_region srct = src;
- unsigned dstbegin = 0;
-
- if(!small)
- {
- if(src_on_gpu)
- nvfx_region_clone(ctx, &srct, w, h, TRUE);
-
- if(dst_to_gpu)
- dstbegin = nvfx_region_clone(ctx, &dstt, w, h, FALSE);
- }
-
- nv04_region_copy_cpu(&dstt, &srct, w, h);
-
- if(srct.bo != src.bo)
- nouveau_screen_bo_release(pipe->screen, srct.bo);
-
- if(dstt.bo != dst.bo)
- {
- nv04_memcpy(ctx, dst.bo, dst.offset + dstbegin, dstt.bo, 0, dstt.bo->size);
- nouveau_screen_bo_release(pipe->screen, dstt.bo);
- }
- }
-}
-
-static int
-nvfx_surface_fill(struct pipe_context* pipe, struct pipe_surface *dsts,
- unsigned dx, unsigned dy, unsigned w, unsigned h, unsigned value)
-{
- struct nv04_2d_context *ctx = nvfx_screen(pipe->screen)->eng2d;
- struct nv04_region dst;
- int ret;
- /* Always try to use the GPU right now, if possible
- * If the user wanted the surface data on the CPU, he would have cleared with memset (hopefully) */
-
- // we don't care about interior pixel order since we set all them to the same value
- nvfx_region_init_for_surface(&dst, (struct nvfx_surface*)dsts, dx, dy, TRUE);
-
- w = util_format_get_stride(dsts->format, w) >> dst.bpps;
- h = util_format_get_nblocksy(dsts->format, h);
-
- ret = nv04_region_fill_2d(ctx, &dst, w, h, value);
- if(ret > 0 && dsts->texture->bind & PIPE_BIND_RENDER_TARGET)
- return 1;
- else if(ret)
- {
- struct nv04_region dstt = dst;
- unsigned dstbegin = 0;
-
- if(nvfx_resource_on_gpu(dsts->texture))
- dstbegin = nvfx_region_clone(ctx, &dstt, w, h, FALSE);
-
- nv04_region_fill_cpu(&dstt, w, h, value);
-
- if(dstt.bo != dst.bo)
- {
- nv04_memcpy(ctx, dst.bo, dst.offset + dstbegin, dstt.bo, 0, dstt.bo->size);
- nouveau_screen_bo_release(pipe->screen, dstt.bo);
- }
- }
-
- return 0;
-}
-
-
-void
-nvfx_screen_surface_takedown(struct pipe_screen *pscreen)
-{
- nv04_2d_context_takedown(nvfx_screen(pscreen)->eng2d);
- nvfx_screen(pscreen)->eng2d = 0;
-}
-
-int
-nvfx_screen_surface_init(struct pipe_screen *pscreen)
-{
- struct nv04_2d_context* ctx = nv04_2d_context_init(nouveau_screen(pscreen)->channel);
- if(!ctx)
- return -1;
- nvfx_screen(pscreen)->eng2d = ctx;
- return 0;
-}
-
-static void
-nvfx_clear_render_target(struct pipe_context *pipe,
- struct pipe_surface *dst,
- const union pipe_color_union *color,
- unsigned dstx, unsigned dsty,
- unsigned width, unsigned height)
-{
- union util_color uc;
- util_pack_color(color->f, dst->format, &uc);
-
- if(util_format_get_blocksizebits(dst->format) > 32
- || nvfx_surface_fill(pipe, dst, dstx, dsty, width, height, uc.ui))
- {
- // TODO: probably should use hardware clear here instead if possible
- struct blitter_context* blitter = nvfx_get_blitter(pipe, 0);
- util_blitter_clear_render_target(blitter, dst, color, dstx, dsty, width, height);
- nvfx_put_blitter(pipe, blitter);
- }
-}
-
-static void
-nvfx_clear_depth_stencil(struct pipe_context *pipe,
- struct pipe_surface *dst,
- unsigned clear_flags,
- double depth,
- unsigned stencil,
- unsigned dstx, unsigned dsty,
- unsigned width, unsigned height)
-{
- if(util_format_get_blocksizebits(dst->format) > 32
- || nvfx_surface_fill(pipe, dst, dstx, dsty, width, height, util_pack_z_stencil(dst->format, depth, stencil)))
- {
- // TODO: probably should use hardware clear here instead if possible
- struct blitter_context* blitter = nvfx_get_blitter(pipe, 0);
- util_blitter_clear_depth_stencil(blitter, dst, clear_flags, depth, stencil, dstx, dsty, width, height);
- nvfx_put_blitter(pipe, blitter);
- }
-}
-
-
-void
-nvfx_init_surface_functions(struct nvfx_context *nvfx)
-{
- nvfx->pipe.resource_copy_region = nvfx_resource_copy_region;
- nvfx->pipe.clear_render_target = nvfx_clear_render_target;
- nvfx->pipe.clear_depth_stencil = nvfx_clear_depth_stencil;
-}
projects / mesa.git / blobdiff