diff options
Diffstat (limited to 'src/gallium/drivers/softpipe/sp_texture.c')
| -rw-r--r-- | src/gallium/drivers/softpipe/sp_texture.c | 152 |
1 files changed, 64 insertions, 88 deletions
diff --git a/src/gallium/drivers/softpipe/sp_texture.c b/src/gallium/drivers/softpipe/sp_texture.c index 371c4e20251..2aff6118f41 100644 --- a/src/gallium/drivers/softpipe/sp_texture.c +++ b/src/gallium/drivers/softpipe/sp_texture.c @@ -40,7 +40,8 @@ #include "sp_context.h" #include "sp_texture.h" #include "sp_screen.h" -#include "sp_winsys.h" + +#include "state_tracker/sw_winsys.h" /** @@ -72,11 +73,9 @@ softpipe_texture_layout(struct pipe_screen *screen, depth = u_minify(depth, 1); } - spt->buffer = screen->buffer_create(screen, 32, - PIPE_BUFFER_USAGE_PIXEL, - buffer_size); + spt->data = align_malloc(buffer_size, 16); - return spt->buffer != NULL; + return spt->data != NULL; } @@ -87,19 +86,18 @@ static boolean softpipe_displaytarget_layout(struct pipe_screen *screen, struct softpipe_texture * spt) { - unsigned usage = (PIPE_BUFFER_USAGE_CPU_READ_WRITE | - PIPE_BUFFER_USAGE_GPU_READ_WRITE); - unsigned tex_usage = spt->base.tex_usage; - - spt->buffer = screen->surface_buffer_create( screen, - spt->base.width0, - spt->base.height0, - spt->base.format, - usage, - tex_usage, - &spt->stride[0]); - - return spt->buffer != NULL; + struct sw_winsys *winsys = softpipe_screen(screen)->winsys; + + /* Round up the surface size to a multiple of the tile size? + */ + spt->dt = winsys->displaytarget_create(winsys, + spt->base.format, + spt->base.width0, + spt->base.height0, + 16, + &spt->stride[0] ); + + return spt->dt != NULL; } @@ -123,7 +121,8 @@ softpipe_texture_create(struct pipe_screen *screen, util_is_power_of_two(template->depth0)); if (spt->base.tex_usage & (PIPE_TEXTURE_USAGE_DISPLAY_TARGET | - PIPE_TEXTURE_USAGE_PRIMARY)) { + PIPE_TEXTURE_USAGE_SCANOUT | + PIPE_TEXTURE_USAGE_SHARED)) { if (!softpipe_displaytarget_layout(screen, spt)) goto fail; } @@ -140,46 +139,24 @@ softpipe_texture_create(struct pipe_screen *screen, } -/** - * Create a new pipe_texture which wraps an existing buffer. - */ -static struct pipe_texture * -softpipe_texture_blanket(struct pipe_screen * screen, - const struct pipe_texture *base, - const unsigned *stride, - struct pipe_buffer *buffer) -{ - struct softpipe_texture *spt; - assert(screen); - - /* Only supports one type */ - if (base->target != PIPE_TEXTURE_2D || - base->last_level != 0 || - base->depth0 != 1) { - return NULL; - } - - spt = CALLOC_STRUCT(softpipe_texture); - if (!spt) - return NULL; - - spt->base = *base; - pipe_reference_init(&spt->base.reference, 1); - spt->base.screen = screen; - spt->stride[0] = stride[0]; - - pipe_buffer_reference(&spt->buffer, buffer); - - return &spt->base; -} static void softpipe_texture_destroy(struct pipe_texture *pt) { + struct softpipe_screen *screen = softpipe_screen(pt->screen); struct softpipe_texture *spt = softpipe_texture(pt); - pipe_buffer_reference(&spt->buffer, NULL); + if (spt->dt) { + /* display target */ + struct sw_winsys *winsys = screen->winsys; + winsys->displaytarget_destroy(winsys, spt->dt); + } + else { + /* regular texture */ + align_free(spt->data); + } + FREE(spt); } @@ -278,7 +255,7 @@ softpipe_tex_surface_destroy(struct pipe_surface *surf) * \param height height of region to read/write */ static struct pipe_transfer * -softpipe_get_tex_transfer(struct pipe_screen *screen, +softpipe_get_tex_transfer(struct pipe_context *pipe, struct pipe_texture *texture, unsigned face, unsigned level, unsigned zslice, enum pipe_transfer_usage usage, @@ -332,7 +309,8 @@ softpipe_get_tex_transfer(struct pipe_screen *screen, * softpipe_get_tex_transfer(). */ static void -softpipe_tex_transfer_destroy(struct pipe_transfer *transfer) +softpipe_tex_transfer_destroy(struct pipe_context *pipe, + struct pipe_transfer *transfer) { /* Effectively do the texture_update work here - if texture images * needed post-processing to put them into hardware layout, this is @@ -348,7 +326,7 @@ softpipe_tex_transfer_destroy(struct pipe_transfer *transfer) * Create memory mapping for given pipe_transfer object. */ static void * -softpipe_transfer_map( struct pipe_screen *screen, +softpipe_transfer_map( struct pipe_context *pipe, struct pipe_transfer *transfer ) { ubyte *map, *xfer_map; @@ -359,9 +337,20 @@ softpipe_transfer_map( struct pipe_screen *screen, spt = softpipe_texture(transfer->texture); format = transfer->texture->format; - map = pipe_buffer_map(screen, spt->buffer, pipe_transfer_buffer_flags(transfer)); - if (map == NULL) - return NULL; + if (spt->dt) { + /* display target */ + struct sw_winsys *winsys = softpipe_screen(pipe->screen)->winsys; + + map = winsys->displaytarget_map(winsys, spt->dt, + pipe_transfer_buffer_flags(transfer)); + if (map == NULL) + return NULL; + } + else { + map = spt->data; + if (map == NULL) + return NULL; + } /* May want to different things here depending on read/write nature * of the map: @@ -370,7 +359,7 @@ softpipe_transfer_map( struct pipe_screen *screen, /* Do something to notify sharing contexts of a texture change. * In softpipe, that would mean flushing the texture cache. */ - softpipe_screen(screen)->timestamp++; + softpipe_screen(pipe->screen)->timestamp++; } xfer_map = map + softpipe_transfer(transfer)->offset + @@ -385,7 +374,7 @@ softpipe_transfer_map( struct pipe_screen *screen, * Unmap memory mapping for given pipe_transfer object. */ static void -softpipe_transfer_unmap(struct pipe_screen *screen, +softpipe_transfer_unmap(struct pipe_context *pipe, struct pipe_transfer *transfer) { struct softpipe_texture *spt; @@ -393,7 +382,11 @@ softpipe_transfer_unmap(struct pipe_screen *screen, assert(transfer->texture); spt = softpipe_texture(transfer->texture); - pipe_buffer_unmap( screen, spt->buffer ); + if (spt->dt) { + /* display target */ + struct sw_winsys *winsys = softpipe_screen(pipe->screen)->winsys; + winsys->displaytarget_unmap(winsys, spt->dt); + } if (transfer->usage & PIPE_TRANSFER_WRITE) { /* Mark the texture as dirty to expire the tile caches. */ @@ -426,7 +419,7 @@ softpipe_video_surface_create(struct pipe_screen *screen, memset(&template, 0, sizeof(struct pipe_texture)); template.target = PIPE_TEXTURE_2D; - template.format = PIPE_FORMAT_X8R8G8B8_UNORM; + template.format = PIPE_FORMAT_B8G8R8X8_UNORM; template.last_level = 0; /* vl_mpeg12_mc_renderer expects this when it's initialized with pot_buffers=true */ template.width0 = util_next_power_of_two(width); @@ -455,43 +448,26 @@ softpipe_video_surface_destroy(struct pipe_video_surface *vsfc) void +softpipe_init_texture_funcs(struct pipe_context *pipe) +{ + pipe->get_tex_transfer = softpipe_get_tex_transfer; + pipe->tex_transfer_destroy = softpipe_tex_transfer_destroy; + pipe->transfer_map = softpipe_transfer_map; + pipe->transfer_unmap = softpipe_transfer_unmap; +} + +void softpipe_init_screen_texture_funcs(struct pipe_screen *screen) { screen->texture_create = softpipe_texture_create; - screen->texture_blanket = softpipe_texture_blanket; screen->texture_destroy = softpipe_texture_destroy; screen->get_tex_surface = softpipe_get_tex_surface; screen->tex_surface_destroy = softpipe_tex_surface_destroy; - screen->get_tex_transfer = softpipe_get_tex_transfer; - screen->tex_transfer_destroy = softpipe_tex_transfer_destroy; - screen->transfer_map = softpipe_transfer_map; - screen->transfer_unmap = softpipe_transfer_unmap; - screen->video_surface_create = softpipe_video_surface_create; screen->video_surface_destroy = softpipe_video_surface_destroy; } -/** - * Return pipe_buffer handle and stride for given texture object. - * XXX used for??? - */ -boolean -softpipe_get_texture_buffer( struct pipe_texture *texture, - struct pipe_buffer **buf, - unsigned *stride ) -{ - struct softpipe_texture *tex = (struct softpipe_texture *) texture; - - if (!tex) - return FALSE; - - pipe_buffer_reference(buf, tex->buffer); - if (stride) - *stride = tex->stride[0]; - - return TRUE; -} |