diff options
Diffstat (limited to 'src/gallium/drivers/svga/svga_screen_texture.c')
| -rw-r--r-- | src/gallium/drivers/svga/svga_screen_texture.c | 1097 |
1 files changed, 0 insertions, 1097 deletions
diff --git a/src/gallium/drivers/svga/svga_screen_texture.c b/src/gallium/drivers/svga/svga_screen_texture.c deleted file mode 100644 index 811c746695..0000000000 --- a/src/gallium/drivers/svga/svga_screen_texture.c +++ /dev/null @@ -1,1097 +0,0 @@ -/********************************************************** - * Copyright 2008-2009 VMware, 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 the rights to use, copy, - * modify, merge, publish, distribute, sublicense, 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 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 - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * 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 "svga_cmd.h" - -#include "pipe/p_state.h" -#include "pipe/p_defines.h" -#include "util/u_inlines.h" -#include "os/os_thread.h" -#include "util/u_format.h" -#include "util/u_math.h" -#include "util/u_memory.h" - -#include "svga_screen.h" -#include "svga_context.h" -#include "svga_screen_texture.h" -#include "svga_screen_buffer.h" -#include "svga_winsys.h" -#include "svga_debug.h" -#include "svga_screen_buffer.h" - - -/* XXX: This isn't a real hardware flag, but just a hack for kernel to - * know about primary surfaces. Find a better way to accomplish this. - */ -#define SVGA3D_SURFACE_HINT_SCANOUT (1 << 9) - - -/* - * Helper function and arrays - */ - -SVGA3dSurfaceFormat -svga_translate_format(enum pipe_format format) -{ - switch(format) { - - case PIPE_FORMAT_B8G8R8A8_UNORM: - return SVGA3D_A8R8G8B8; - case PIPE_FORMAT_B8G8R8X8_UNORM: - return SVGA3D_X8R8G8B8; - - /* Required for GL2.1: - */ - case PIPE_FORMAT_B8G8R8A8_SRGB: - return SVGA3D_A8R8G8B8; - - case PIPE_FORMAT_B5G6R5_UNORM: - return SVGA3D_R5G6B5; - case PIPE_FORMAT_B5G5R5A1_UNORM: - return SVGA3D_A1R5G5B5; - case PIPE_FORMAT_B4G4R4A4_UNORM: - return SVGA3D_A4R4G4B4; - - - /* XXX: Doesn't seem to work properly. - case PIPE_FORMAT_Z32_UNORM: - return SVGA3D_Z_D32; - */ - case PIPE_FORMAT_Z16_UNORM: - return SVGA3D_Z_D16; - case PIPE_FORMAT_S8_USCALED_Z24_UNORM: - return SVGA3D_Z_D24S8; - case PIPE_FORMAT_X8Z24_UNORM: - return SVGA3D_Z_D24X8; - - case PIPE_FORMAT_A8_UNORM: - return SVGA3D_ALPHA8; - case PIPE_FORMAT_L8_UNORM: - return SVGA3D_LUMINANCE8; - - case PIPE_FORMAT_DXT1_RGB: - case PIPE_FORMAT_DXT1_RGBA: - return SVGA3D_DXT1; - case PIPE_FORMAT_DXT3_RGBA: - return SVGA3D_DXT3; - case PIPE_FORMAT_DXT5_RGBA: - return SVGA3D_DXT5; - - default: - return SVGA3D_FORMAT_INVALID; - } -} - - -SVGA3dSurfaceFormat -svga_translate_format_render(enum pipe_format format) -{ - switch(format) { - case PIPE_FORMAT_B8G8R8A8_UNORM: - case PIPE_FORMAT_B8G8R8X8_UNORM: - case PIPE_FORMAT_B5G5R5A1_UNORM: - case PIPE_FORMAT_B4G4R4A4_UNORM: - case PIPE_FORMAT_B5G6R5_UNORM: - case PIPE_FORMAT_S8_USCALED_Z24_UNORM: - case PIPE_FORMAT_X8Z24_UNORM: - case PIPE_FORMAT_Z32_UNORM: - case PIPE_FORMAT_Z16_UNORM: - case PIPE_FORMAT_L8_UNORM: - return svga_translate_format(format); - -#if 1 - /* For on host conversion */ - case PIPE_FORMAT_DXT1_RGB: - return SVGA3D_X8R8G8B8; - case PIPE_FORMAT_DXT1_RGBA: - case PIPE_FORMAT_DXT3_RGBA: - case PIPE_FORMAT_DXT5_RGBA: - return SVGA3D_A8R8G8B8; -#endif - - default: - return SVGA3D_FORMAT_INVALID; - } -} - - -static INLINE void -svga_transfer_dma_band(struct svga_transfer *st, - SVGA3dTransferType transfer, - unsigned y, unsigned h, unsigned srcy) -{ - struct svga_texture *texture = svga_texture(st->base.texture); - struct svga_screen *screen = svga_screen(texture->base.screen); - SVGA3dCopyBox box; - enum pipe_error ret; - - SVGA_DBG(DEBUG_DMA, "dma %s sid %p, face %u, (%u, %u, %u) - (%u, %u, %u), %ubpp\n", - transfer == SVGA3D_WRITE_HOST_VRAM ? "to" : "from", - texture->handle, - st->base.face, - st->base.x, - y, - st->base.zslice, - st->base.x + st->base.width, - y + h, - st->base.zslice + 1, - util_format_get_blocksize(texture->base.format)*8/ - (util_format_get_blockwidth(texture->base.format)*util_format_get_blockheight(texture->base.format))); - - box.x = st->base.x; - box.y = y; - box.z = st->base.zslice; - box.w = st->base.width; - box.h = h; - box.d = 1; - box.srcx = 0; - box.srcy = srcy; - box.srcz = 0; - - pipe_mutex_lock(screen->swc_mutex); - ret = SVGA3D_SurfaceDMA(screen->swc, st, transfer, &box, 1); - if(ret != PIPE_OK) { - screen->swc->flush(screen->swc, NULL); - ret = SVGA3D_SurfaceDMA(screen->swc, st, transfer, &box, 1); - assert(ret == PIPE_OK); - } - pipe_mutex_unlock(screen->swc_mutex); -} - - -static INLINE void -svga_transfer_dma(struct svga_transfer *st, - SVGA3dTransferType transfer) -{ - struct svga_texture *texture = svga_texture(st->base.texture); - struct svga_screen *screen = svga_screen(texture->base.screen); - struct svga_winsys_screen *sws = screen->sws; - struct pipe_fence_handle *fence = NULL; - - if (transfer == SVGA3D_READ_HOST_VRAM) { - SVGA_DBG(DEBUG_PERF, "%s: readback transfer\n", __FUNCTION__); - } - - - if(!st->swbuf) { - /* Do the DMA transfer in a single go */ - - svga_transfer_dma_band(st, transfer, st->base.y, st->base.height, 0); - - if(transfer == SVGA3D_READ_HOST_VRAM) { - svga_screen_flush(screen, &fence); - sws->fence_finish(sws, fence, 0); - sws->fence_reference(sws, &fence, NULL); - } - } - else { - unsigned y, h, srcy; - unsigned blockheight = util_format_get_blockheight(st->base.texture->format); - h = st->hw_nblocksy * blockheight; - srcy = 0; - for(y = 0; y < st->base.height; y += h) { - unsigned offset, length; - void *hw, *sw; - - if (y + h > st->base.height) - h = st->base.height - y; - - /* Transfer band must be aligned to pixel block boundaries */ - assert(y % blockheight == 0); - assert(h % blockheight == 0); - - offset = y * st->base.stride / blockheight; - length = h * st->base.stride / blockheight; - - sw = (uint8_t *)st->swbuf + offset; - - if(transfer == SVGA3D_WRITE_HOST_VRAM) { - /* Wait for the previous DMAs to complete */ - /* TODO: keep one DMA (at half the size) in the background */ - if(y) { - svga_screen_flush(screen, &fence); - sws->fence_finish(sws, fence, 0); - sws->fence_reference(sws, &fence, NULL); - } - - hw = sws->buffer_map(sws, st->hwbuf, PIPE_BUFFER_USAGE_CPU_WRITE); - assert(hw); - if(hw) { - memcpy(hw, sw, length); - sws->buffer_unmap(sws, st->hwbuf); - } - } - - svga_transfer_dma_band(st, transfer, y, h, srcy); - - if(transfer == SVGA3D_READ_HOST_VRAM) { - svga_screen_flush(screen, &fence); - sws->fence_finish(sws, fence, 0); - - hw = sws->buffer_map(sws, st->hwbuf, PIPE_BUFFER_USAGE_CPU_READ); - assert(hw); - if(hw) { - memcpy(sw, hw, length); - sws->buffer_unmap(sws, st->hwbuf); - } - } - } - } -} - - -static struct pipe_texture * -svga_texture_create(struct pipe_screen *screen, - const struct pipe_texture *templat) -{ - struct svga_screen *svgascreen = svga_screen(screen); - struct svga_texture *tex = CALLOC_STRUCT(svga_texture); - unsigned width, height, depth; - unsigned level; - - if (!tex) - goto error1; - - tex->base = *templat; - pipe_reference_init(&tex->base.reference, 1); - tex->base.screen = screen; - - assert(templat->last_level < SVGA_MAX_TEXTURE_LEVELS); - if(templat->last_level >= SVGA_MAX_TEXTURE_LEVELS) - goto error2; - - width = templat->width0; - height = templat->height0; - depth = templat->depth0; - for(level = 0; level <= templat->last_level; ++level) { - width = u_minify(width, 1); - height = u_minify(height, 1); - depth = u_minify(depth, 1); - } - - tex->key.flags = 0; - tex->key.size.width = templat->width0; - tex->key.size.height = templat->height0; - tex->key.size.depth = templat->depth0; - - if(templat->target == PIPE_TEXTURE_CUBE) { - tex->key.flags |= SVGA3D_SURFACE_CUBEMAP; - tex->key.numFaces = 6; - } - else { - tex->key.numFaces = 1; - } - - tex->key.cachable = 1; - - if(templat->tex_usage & PIPE_TEXTURE_USAGE_SAMPLER) - tex->key.flags |= SVGA3D_SURFACE_HINT_TEXTURE; - - if(templat->tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET) { - tex->key.cachable = 0; - } - - if(templat->tex_usage & PIPE_TEXTURE_USAGE_SHARED) { - tex->key.cachable = 0; - } - - if(templat->tex_usage & PIPE_TEXTURE_USAGE_SCANOUT) { - tex->key.flags |= SVGA3D_SURFACE_HINT_SCANOUT; - tex->key.cachable = 0; - } - - /* - * XXX: Never pass the SVGA3D_SURFACE_HINT_RENDERTARGET hint. Mesa cannot - * know beforehand whether a texture will be used as a rendertarget or not - * and it always requests PIPE_TEXTURE_USAGE_RENDER_TARGET, therefore - * passing the SVGA3D_SURFACE_HINT_RENDERTARGET here defeats its purpose. - */ -#if 0 - if((templat->tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) && - !util_format_is_s3tc(templat->format)) - tex->key.flags |= SVGA3D_SURFACE_HINT_RENDERTARGET; -#endif - - if(templat->tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) - tex->key.flags |= SVGA3D_SURFACE_HINT_DEPTHSTENCIL; - - tex->key.numMipLevels = templat->last_level + 1; - - tex->key.format = svga_translate_format(templat->format); - if(tex->key.format == SVGA3D_FORMAT_INVALID) - goto error2; - - SVGA_DBG(DEBUG_DMA, "surface_create for texture\n", tex->handle); - tex->handle = svga_screen_surface_create(svgascreen, &tex->key); - if (tex->handle) - SVGA_DBG(DEBUG_DMA, " --> got sid %p (texture)\n", tex->handle); - - return &tex->base; - -error2: - FREE(tex); -error1: - return NULL; -} - - - - - -static struct pipe_texture * -svga_screen_texture_from_handle(struct pipe_screen *screen, - const struct pipe_texture *base, - struct winsys_handle *whandle) -{ - struct svga_winsys_screen *sws = svga_winsys_screen(screen); - struct svga_winsys_surface *srf; - struct svga_texture *tex; - enum SVGA3dSurfaceFormat format = 0; - assert(screen); - - /* Only supports one type */ - if (base->target != PIPE_TEXTURE_2D || - base->last_level != 0 || - base->depth0 != 1) { - return NULL; - } - - srf = sws->surface_from_handle(sws, whandle, &format); - - if (!srf) - return NULL; - - if (svga_translate_format(base->format) != format) { - unsigned f1 = svga_translate_format(base->format); - unsigned f2 = format; - - /* It's okay for XRGB and ARGB or depth with/out stencil to get mixed up */ - if ( !( (f1 == SVGA3D_X8R8G8B8 && f2 == SVGA3D_A8R8G8B8) || - (f1 == SVGA3D_A8R8G8B8 && f2 == SVGA3D_X8R8G8B8) || - (f1 == SVGA3D_Z_D24X8 && f2 == SVGA3D_Z_D24S8) ) ) { - debug_printf("%s wrong format %u != %u\n", __FUNCTION__, f1, f2); - return NULL; - } - } - - tex = CALLOC_STRUCT(svga_texture); - if (!tex) - return NULL; - - tex->base = *base; - - - if (format == 1) - tex->base.format = PIPE_FORMAT_B8G8R8X8_UNORM; - else if (format == 2) - tex->base.format = PIPE_FORMAT_B8G8R8A8_UNORM; - - pipe_reference_init(&tex->base.reference, 1); - tex->base.screen = screen; - - SVGA_DBG(DEBUG_DMA, "wrap surface sid %p\n", srf); - - tex->key.cachable = 0; - tex->handle = srf; - - return &tex->base; -} - - -static boolean -svga_screen_texture_get_handle(struct pipe_screen *screen, - struct pipe_texture *texture, - struct winsys_handle *whandle) -{ - struct svga_winsys_screen *sws = svga_winsys_screen(texture->screen); - unsigned stride; - - assert(svga_texture(texture)->key.cachable == 0); - svga_texture(texture)->key.cachable = 0; - stride = util_format_get_nblocksx(texture->format, texture->width0) * - util_format_get_blocksize(texture->format); - return sws->surface_get_handle(sws, svga_texture(texture)->handle, stride, whandle); -} - - -static void -svga_texture_destroy(struct pipe_texture *pt) -{ - struct svga_screen *ss = svga_screen(pt->screen); - struct svga_texture *tex = (struct svga_texture *)pt; - - ss->texture_timestamp++; - - svga_sampler_view_reference(&tex->cached_view, NULL); - - /* - DBG("%s deleting %p\n", __FUNCTION__, (void *) tex); - */ - SVGA_DBG(DEBUG_DMA, "unref sid %p (texture)\n", tex->handle); - svga_screen_surface_destroy(ss, &tex->key, &tex->handle); - - FREE(tex); -} - - -static void -svga_texture_copy_handle(struct svga_context *svga, - struct svga_screen *ss, - struct svga_winsys_surface *src_handle, - unsigned src_x, unsigned src_y, unsigned src_z, - unsigned src_level, unsigned src_face, - struct svga_winsys_surface *dst_handle, - unsigned dst_x, unsigned dst_y, unsigned dst_z, - unsigned dst_level, unsigned dst_face, - unsigned width, unsigned height, unsigned depth) -{ - struct svga_surface dst, src; - enum pipe_error ret; - SVGA3dCopyBox box, *boxes; - - assert(svga || ss); - - src.handle = src_handle; - src.real_level = src_level; - src.real_face = src_face; - src.real_zslice = 0; - - dst.handle = dst_handle; - dst.real_level = dst_level; - dst.real_face = dst_face; - dst.real_zslice = 0; - - box.x = dst_x; - box.y = dst_y; - box.z = dst_z; - box.w = width; - box.h = height; - box.d = depth; - box.srcx = src_x; - box.srcy = src_y; - box.srcz = src_z; - -/* - SVGA_DBG(DEBUG_VIEWS, "mipcopy src: %p %u (%ux%ux%u), dst: %p %u (%ux%ux%u)\n", - src_handle, src_level, src_x, src_y, src_z, - dst_handle, dst_level, dst_x, dst_y, dst_z); -*/ - - if (svga) { - ret = SVGA3D_BeginSurfaceCopy(svga->swc, - &src.base, - &dst.base, - &boxes, 1); - if(ret != PIPE_OK) { - svga_context_flush(svga, NULL); - ret = SVGA3D_BeginSurfaceCopy(svga->swc, - &src.base, - &dst.base, - &boxes, 1); - assert(ret == PIPE_OK); - } - *boxes = box; - SVGA_FIFOCommitAll(svga->swc); - } else { - pipe_mutex_lock(ss->swc_mutex); - ret = SVGA3D_BeginSurfaceCopy(ss->swc, - &src.base, - &dst.base, - &boxes, 1); - if(ret != PIPE_OK) { - ss->swc->flush(ss->swc, NULL); - ret = SVGA3D_BeginSurfaceCopy(ss->swc, - &src.base, - &dst.base, - &boxes, 1); - assert(ret == PIPE_OK); - } - *boxes = box; - SVGA_FIFOCommitAll(ss->swc); - pipe_mutex_unlock(ss->swc_mutex); - } -} - -static struct svga_winsys_surface * -svga_texture_view_surface(struct pipe_context *pipe, - struct svga_texture *tex, - SVGA3dSurfaceFormat format, - unsigned start_mip, - unsigned num_mip, - int face_pick, - int zslice_pick, - struct svga_host_surface_cache_key *key) /* OUT */ -{ - struct svga_screen *ss = svga_screen(tex->base.screen); - struct svga_winsys_surface *handle; - uint32_t i, j; - unsigned z_offset = 0; - - SVGA_DBG(DEBUG_PERF, - "svga: Create surface view: face %d zslice %d mips %d..%d\n", - face_pick, zslice_pick, start_mip, start_mip+num_mip-1); - - key->flags = 0; - key->format = format; - key->numMipLevels = num_mip; - key->size.width = u_minify(tex->base.width0, start_mip); - key->size.height = u_minify(tex->base.height0, start_mip); - key->size.depth = zslice_pick < 0 ? u_minify(tex->base.depth0, start_mip) : 1; - key->cachable = 1; - assert(key->size.depth == 1); - - if(tex->base.target == PIPE_TEXTURE_CUBE && face_pick < 0) { - key->flags |= SVGA3D_SURFACE_CUBEMAP; - key->numFaces = 6; - } else { - key->numFaces = 1; - } - - if(key->format == SVGA3D_FORMAT_INVALID) { - key->cachable = 0; - return NULL; - } - - SVGA_DBG(DEBUG_DMA, "surface_create for texture view\n"); - handle = svga_screen_surface_create(ss, key); - if (!handle) { - key->cachable = 0; - return NULL; - } - - SVGA_DBG(DEBUG_DMA, " --> got sid %p (texture view)\n", handle); - - if (face_pick < 0) - face_pick = 0; - - if (zslice_pick >= 0) - z_offset = zslice_pick; - - for (i = 0; i < key->numMipLevels; i++) { - for (j = 0; j < key->numFaces; j++) { - if(tex->defined[j + face_pick][i + start_mip]) { - unsigned depth = (zslice_pick < 0 ? - u_minify(tex->base.depth0, i + start_mip) : - 1); - - svga_texture_copy_handle(svga_context(pipe), - ss, - tex->handle, - 0, 0, z_offset, - i + start_mip, - j + face_pick, - handle, 0, 0, 0, i, j, - u_minify(tex->base.width0, i + start_mip), - u_minify(tex->base.height0, i + start_mip), - depth); - } - } - } - - return handle; -} - - -static struct pipe_surface * -svga_get_tex_surface(struct pipe_screen *screen, - struct pipe_texture *pt, - unsigned face, unsigned level, unsigned zslice, - unsigned flags) -{ - struct svga_texture *tex = svga_texture(pt); - struct svga_surface *s; - boolean render = flags & PIPE_BUFFER_USAGE_GPU_WRITE ? TRUE : FALSE; - boolean view = FALSE; - SVGA3dSurfaceFormat format; - - s = CALLOC_STRUCT(svga_surface); - if (!s) - return NULL; - - pipe_reference_init(&s->base.reference, 1); - pipe_texture_reference(&s->base.texture, pt); - s->base.format = pt->format; - s->base.width = u_minify(pt->width0, level); - s->base.height = u_minify(pt->height0, level); - s->base.usage = flags; - s->base.level = level; - s->base.face = face; - s->base.zslice = zslice; - - if (!render) - format = svga_translate_format(pt->format); - else - format = svga_translate_format_render(pt->format); - - assert(format != SVGA3D_FORMAT_INVALID); - assert(!(flags & PIPE_BUFFER_USAGE_CPU_READ_WRITE)); - - - if (svga_screen(screen)->debug.force_surface_view) - view = TRUE; - - /* Currently only used for compressed textures */ - if (render && - format != svga_translate_format(pt->format)) { - view = TRUE; - } - - if (level != 0 && - svga_screen(screen)->debug.force_level_surface_view) - view = TRUE; - - if (pt->target == PIPE_TEXTURE_3D) - view = TRUE; - - if (svga_screen(screen)->debug.no_surface_view) - view = FALSE; - - if (view) { - SVGA_DBG(DEBUG_VIEWS, "svga: Surface view: yes %p, level %u face %u z %u, %p\n", - pt, level, face, zslice, s); - - s->handle = svga_texture_view_surface(NULL, tex, format, level, 1, face, zslice, - &s->key); - s->real_face = 0; - s->real_level = 0; - s->real_zslice = 0; - } else { - SVGA_DBG(DEBUG_VIEWS, "svga: Surface view: no %p, level %u, face %u, z %u, %p\n", - pt, level, face, zslice, s); - - memset(&s->key, 0, sizeof s->key); - s->handle = tex->handle; - s->real_face = face; - s->real_level = level; - s->real_zslice = zslice; - } - - return &s->base; -} - - -static void -svga_tex_surface_destroy(struct pipe_surface *surf) -{ - struct svga_surface *s = svga_surface(surf); - struct svga_texture *t = svga_texture(surf->texture); - struct svga_screen *ss = svga_screen(surf->texture->screen); - - if(s->handle != t->handle) { - SVGA_DBG(DEBUG_DMA, "unref sid %p (tex surface)\n", s->handle); - svga_screen_surface_destroy(ss, &s->key, &s->handle); - } - - pipe_texture_reference(&surf->texture, NULL); - FREE(surf); -} - - -static INLINE void -svga_mark_surface_dirty(struct pipe_surface *surf) -{ - struct svga_surface *s = svga_surface(surf); - - if(!s->dirty) { - struct svga_texture *tex = svga_texture(surf->texture); - - s->dirty = TRUE; - - if (s->handle == tex->handle) - tex->defined[surf->face][surf->level] = TRUE; - else { - /* this will happen later in svga_propagate_surface */ - } - } -} - - -void svga_mark_surfaces_dirty(struct svga_context *svga) -{ - unsigned i; - - for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { - if (svga->curr.framebuffer.cbufs[i]) - svga_mark_surface_dirty(svga->curr.framebuffer.cbufs[i]); - } - if (svga->curr.framebuffer.zsbuf) - svga_mark_surface_dirty(svga->curr.framebuffer.zsbuf); -} - -/** - * Progagate any changes from surfaces to texture. - * pipe is optional context to inline the blit command in. - */ -void -svga_propagate_surface(struct pipe_context *pipe, struct pipe_surface *surf) -{ - struct svga_surface *s = svga_surface(surf); - struct svga_texture *tex = svga_texture(surf->texture); - struct svga_screen *ss = svga_screen(surf->texture->screen); - - if (!s->dirty) - return; - - s->dirty = FALSE; - ss->texture_timestamp++; - tex->view_age[surf->level] = ++(tex->age); - - if (s->handle != tex->handle) { - SVGA_DBG(DEBUG_VIEWS, "svga: Surface propagate: tex %p, level %u, from %p\n", tex, surf->level, surf); - svga_texture_copy_handle(svga_context(pipe), ss, - s->handle, 0, 0, 0, s->real_level, s->real_face, - tex->handle, 0, 0, surf->zslice, surf->level, surf->face, - u_minify(tex->base.width0, surf->level), - u_minify(tex->base.height0, surf->level), 1); - tex->defined[surf->face][surf->level] = TRUE; - } -} - -/** - * Check if we should call svga_propagate_surface on the surface. - */ -extern boolean -svga_surface_needs_propagation(struct pipe_surface *surf) -{ - struct svga_surface *s = svga_surface(surf); - struct svga_texture *tex = svga_texture(surf->texture); - - return s->dirty && s->handle != tex->handle; -} - -/* XXX: Still implementing this as if it was a screen function, but - * can now modify it to queue transfers on the context. - */ -static struct pipe_transfer * -svga_get_tex_transfer(struct pipe_context *pipe, - struct pipe_texture *texture, - unsigned face, unsigned level, unsigned zslice, - enum pipe_transfer_usage usage, unsigned x, unsigned y, - unsigned w, unsigned h) -{ - struct svga_screen *ss = svga_screen(pipe->screen); - struct svga_winsys_screen *sws = ss->sws; - struct svga_transfer *st; - unsigned nblocksx = util_format_get_nblocksx(texture->format, w); - unsigned nblocksy = util_format_get_nblocksy(texture->format, h); - - /* We can't map texture storage directly */ - if (usage & PIPE_TRANSFER_MAP_DIRECTLY) - return NULL; - - st = CALLOC_STRUCT(svga_transfer); - if (!st) - return NULL; - - st->base.x = x; - st->base.y = y; - st->base.width = w; - st->base.height = h; - st->base.stride = nblocksx*util_format_get_blocksize(texture->format); - st->base.usage = usage; - st->base.face = face; - st->base.level = level; - st->base.zslice = zslice; - - st->hw_nblocksy = nblocksy; - - st->hwbuf = svga_winsys_buffer_create(ss, - 1, - 0, - st->hw_nblocksy*st->base.stride); - while(!st->hwbuf && (st->hw_nblocksy /= 2)) { - st->hwbuf = svga_winsys_buffer_create(ss, - 1, - 0, - st->hw_nblocksy*st->base.stride); - } - - if(!st->hwbuf) - goto no_hwbuf; - - if(st->hw_nblocksy < nblocksy) { - /* We couldn't allocate a hardware buffer big enough for the transfer, - * so allocate regular malloc memory instead */ - debug_printf("%s: failed to allocate %u KB of DMA, splitting into %u x %u KB DMA transfers\n", - __FUNCTION__, - (nblocksy*st->base.stride + 1023)/1024, - (nblocksy + st->hw_nblocksy - 1)/st->hw_nblocksy, - (st->hw_nblocksy*st->base.stride + 1023)/1024); - st->swbuf = MALLOC(nblocksy*st->base.stride); - if(!st->swbuf) - goto no_swbuf; - } - - pipe_texture_reference(&st->base.texture, texture); - - if (usage & PIPE_TRANSFER_READ) - svga_transfer_dma(st, SVGA3D_READ_HOST_VRAM); - - return &st->base; - -no_swbuf: - sws->buffer_destroy(sws, st->hwbuf); -no_hwbuf: - FREE(st); - return NULL; -} - - -/* XXX: Still implementing this as if it was a screen function, but - * can now modify it to queue transfers on the context. - */ -static void * -svga_transfer_map( struct pipe_context *pipe, - struct pipe_transfer *transfer ) -{ - struct svga_screen *ss = svga_screen(pipe->screen); - struct svga_winsys_screen *sws = ss->sws; - struct svga_transfer *st = svga_transfer(transfer); - - if(st->swbuf) - return st->swbuf; - else - /* The wait for read transfers already happened when svga_transfer_dma - * was called. */ - return sws->buffer_map(sws, st->hwbuf, - pipe_transfer_buffer_flags(transfer)); -} - - -/* XXX: Still implementing this as if it was a screen function, but - * can now modify it to queue transfers on the context. - */ -static void -svga_transfer_unmap(struct pipe_context *pipe, - struct pipe_transfer *transfer) -{ - struct svga_screen *ss = svga_screen(pipe->screen); - struct svga_winsys_screen *sws = ss->sws; - struct svga_transfer *st = svga_transfer(transfer); - - if(!st->swbuf) - sws->buffer_unmap(sws, st->hwbuf); -} - - -static void -svga_tex_transfer_destroy(struct pipe_context *pipe, - struct pipe_transfer *transfer) -{ - struct svga_texture *tex = svga_texture(transfer->texture); - struct svga_screen *ss = svga_screen(pipe->screen); - struct svga_winsys_screen *sws = ss->sws; - struct svga_transfer *st = svga_transfer(transfer); - - if (st->base.usage & PIPE_TRANSFER_WRITE) { - svga_transfer_dma(st, SVGA3D_WRITE_HOST_VRAM); - ss->texture_timestamp++; - tex->view_age[transfer->level] = ++(tex->age); - tex->defined[transfer->face][transfer->level] = TRUE; - } - - pipe_texture_reference(&st->base.texture, NULL); - FREE(st->swbuf); - sws->buffer_destroy(sws, st->hwbuf); - FREE(st); -} - - -void -svga_init_texture_functions(struct pipe_context *pipe) -{ - pipe->get_tex_transfer = svga_get_tex_transfer; - pipe->transfer_map = svga_transfer_map; - pipe->transfer_unmap = svga_transfer_unmap; - pipe->tex_transfer_destroy = svga_tex_transfer_destroy; -} - - -void -svga_screen_init_texture_functions(struct pipe_screen *screen) -{ - screen->texture_create = svga_texture_create; - screen->texture_from_handle = svga_screen_texture_from_handle; - screen->texture_get_handle = svga_screen_texture_get_handle; - screen->texture_destroy = svga_texture_destroy; - screen->get_tex_surface = svga_get_tex_surface; - screen->tex_surface_destroy = svga_tex_surface_destroy; -} - -/*********************************************************************** - */ - -struct svga_sampler_view * -svga_get_tex_sampler_view(struct pipe_context *pipe, struct pipe_texture *pt, - unsigned min_lod, unsigned max_lod) -{ - struct svga_screen *ss = svga_screen(pt->screen); - struct svga_texture *tex = svga_texture(pt); - struct svga_sampler_view *sv = NULL; - SVGA3dSurfaceFormat format = svga_translate_format(pt->format); - boolean view = TRUE; - - assert(pt); - assert(min_lod >= 0); - assert(min_lod <= max_lod); - assert(max_lod <= pt->last_level); - - - /* Is a view needed */ - { - /* - * Can't control max lod. For first level views and when we only - * look at one level we disable mip filtering to achive the same - * results as a view. - */ - if (min_lod == 0 && max_lod >= pt->last_level) - view = FALSE; - - if (util_format_is_s3tc(pt->format) && view) { - format = svga_translate_format_render(pt->format); - } - - if (ss->debug.no_sampler_view) - view = FALSE; - - if (ss->debug.force_sampler_view) - view = TRUE; - } - - /* First try the cache */ - if (view) { - pipe_mutex_lock(ss->tex_mutex); - if (tex->cached_view && - tex->cached_view->min_lod == min_lod && - tex->cached_view->max_lod == max_lod) { - svga_sampler_view_reference(&sv, tex->cached_view); - pipe_mutex_unlock(ss->tex_mutex); - SVGA_DBG(DEBUG_VIEWS, "svga: Sampler view: reuse %p, %u %u, last %u\n", - pt, min_lod, max_lod, pt->last_level); - svga_validate_sampler_view(svga_context(pipe), sv); - return sv; - } - pipe_mutex_unlock(ss->tex_mutex); - } - - sv = CALLOC_STRUCT(svga_sampler_view); - pipe_reference_init(&sv->reference, 1); - pipe_texture_reference(&sv->texture, pt); - sv->min_lod = min_lod; - sv->max_lod = max_lod; - - /* No view needed just use the whole texture */ - if (!view) { - SVGA_DBG(DEBUG_VIEWS, - "svga: Sampler view: no %p, mips %u..%u, nr %u, size (%ux%ux%u), last %u\n", - pt, min_lod, max_lod, - max_lod - min_lod + 1, - pt->width0, - pt->height0, - pt->depth0, - pt->last_level); - sv->key.cachable = 0; - sv->handle = tex->handle; - return sv; - } - - SVGA_DBG(DEBUG_VIEWS, - "svga: Sampler view: yes %p, mips %u..%u, nr %u, size (%ux%ux%u), last %u\n", - pt, min_lod, max_lod, - max_lod - min_lod + 1, - pt->width0, - pt->height0, - pt->depth0, - pt->last_level); - - sv->age = tex->age; - sv->handle = svga_texture_view_surface(pipe, tex, format, - min_lod, - max_lod - min_lod + 1, - -1, -1, - &sv->key); - - if (!sv->handle) { - assert(0); - sv->key.cachable = 0; - sv->handle = tex->handle; - return sv; - } - - pipe_mutex_lock(ss->tex_mutex); - svga_sampler_view_reference(&tex->cached_view, sv); - pipe_mutex_unlock(ss->tex_mutex); - - return sv; -} - -void -svga_validate_sampler_view(struct svga_context *svga, struct svga_sampler_view *v) -{ - struct svga_texture *tex = svga_texture(v->texture); - unsigned numFaces; - unsigned age = 0; - int i, k; - - assert(svga); - - if (v->handle == tex->handle) - return; - - age = tex->age; - - if(tex->base.target == PIPE_TEXTURE_CUBE) - numFaces = 6; - else - numFaces = 1; - - for (i = v->min_lod; i <= v->max_lod; i++) { - for (k = 0; k < numFaces; k++) { - if (v->age < tex->view_age[i]) - svga_texture_copy_handle(svga, NULL, - tex->handle, 0, 0, 0, i, k, - v->handle, 0, 0, 0, i - v->min_lod, k, - u_minify(tex->base.width0, i), - u_minify(tex->base.height0, i), - u_minify(tex->base.depth0, i)); - } - } - - v->age = age; -} - -void -svga_destroy_sampler_view_priv(struct svga_sampler_view *v) -{ - struct svga_texture *tex = svga_texture(v->texture); - - if(v->handle != tex->handle) { - struct svga_screen *ss = svga_screen(v->texture->screen); - SVGA_DBG(DEBUG_DMA, "unref sid %p (sampler view)\n", v->handle); - svga_screen_surface_destroy(ss, &v->key, &v->handle); - } - pipe_texture_reference(&v->texture, NULL); - FREE(v); -} |