diff options
Diffstat (limited to 'src/gallium/state_trackers/python/p_texture.i')
| -rw-r--r-- | src/gallium/state_trackers/python/p_texture.i | 342 |
1 files changed, 258 insertions, 84 deletions
diff --git a/src/gallium/state_trackers/python/p_texture.i b/src/gallium/state_trackers/python/p_texture.i index 1e64fc8e41..f41a95e6eb 100644 --- a/src/gallium/state_trackers/python/p_texture.i +++ b/src/gallium/state_trackers/python/p_texture.i @@ -34,18 +34,19 @@ %nodefaultctor pipe_texture; -%nodefaultctor pipe_surface; -%nodefaultctor st_buffer; +%nodefaultctor st_surface; +%nodefaultctor pipe_buffer; %nodefaultdtor pipe_texture; -%nodefaultdtor pipe_surface; -%nodefaultdtor st_buffer; +%nodefaultdtor st_surface; +%nodefaultdtor pipe_buffer; %ignore pipe_texture::screen; -%ignore pipe_surface::winsys; -%immutable pipe_surface::texture; -%immutable pipe_surface::buffer; +%immutable st_surface::texture; +%immutable st_surface::face; +%immutable st_surface::level; +%immutable st_surface::zslice; %newobject pipe_texture::get_surface; @@ -78,54 +79,160 @@ } /** Get a surface which is a "view" into a texture */ - struct pipe_surface * - get_surface(unsigned face=0, unsigned level=0, unsigned zslice=0, unsigned usage=0 ) + struct st_surface * + get_surface(unsigned face=0, unsigned level=0, unsigned zslice=0) { - struct pipe_screen *screen = $self->screen; - return screen->get_tex_surface(screen, $self, face, level, zslice, usage); + struct st_surface *surface; + + if(face >= ($self->target == PIPE_TEXTURE_CUBE ? 6U : 1U)) + SWIG_exception(SWIG_ValueError, "face out of bounds"); + if(level > $self->last_level) + SWIG_exception(SWIG_ValueError, "level out of bounds"); + if(zslice >= $self->depth[level]) + SWIG_exception(SWIG_ValueError, "zslice out of bounds"); + + surface = CALLOC_STRUCT(st_surface); + if(!surface) + return NULL; + + pipe_texture_reference(&surface->texture, $self); + surface->face = face; + surface->level = level; + surface->zslice = zslice; + + return surface; + + fail: + return NULL; } }; +struct st_surface +{ + %immutable; + + struct pipe_texture *texture; + unsigned face; + unsigned level; + unsigned zslice; + +}; -%extend pipe_surface { +%extend st_surface { + + %immutable; - ~pipe_surface() { - struct pipe_surface *ptr = $self; - pipe_surface_reference(&ptr, NULL); + unsigned format; + unsigned width; + unsigned height; + unsigned nblocksx; + unsigned nblocksy; + + ~st_surface() { + pipe_texture_reference(&$self->texture, NULL); + FREE($self); } - // gets mapped to pipe_surface_map automatically - void * map( unsigned flags ); + %cstring_output_allocate_size(char **STRING, int *LENGTH, free(*$1)); + void get_tile_raw(unsigned x, unsigned y, unsigned w, unsigned h, char **STRING, int *LENGTH) + { + struct pipe_texture *texture = $self->texture; + struct pipe_screen *screen = texture->screen; + struct pipe_transfer *transfer; + unsigned stride; - // gets mapped to pipe_surface_unmap automatically - void unmap( void ); + stride = pf_get_nblocksx(&texture->block, w) * texture->block.size; + *LENGTH = pf_get_nblocksy(&texture->block, h) * stride; + *STRING = (char *) malloc(*LENGTH); + if(!*STRING) + return; - void - get_tile_raw(unsigned x, unsigned y, unsigned w, unsigned h, char *raw, unsigned stride) { - pipe_get_tile_raw($self, x, y, w, h, raw, stride); + transfer = screen->get_tex_transfer(screen, + $self->texture, + $self->face, + $self->level, + $self->zslice, + PIPE_TRANSFER_READ, + x, y, w, h); + if(transfer) { + pipe_get_tile_raw(transfer, 0, 0, w, h, *STRING, stride); + screen->tex_transfer_destroy(transfer); + } } - void - put_tile_raw(unsigned x, unsigned y, unsigned w, unsigned h, const char *raw, unsigned stride) { - pipe_put_tile_raw($self, x, y, w, h, raw, stride); + %cstring_input_binary(const char *STRING, unsigned LENGTH); + void put_tile_raw(unsigned x, unsigned y, unsigned w, unsigned h, const char *STRING, unsigned LENGTH, unsigned stride = 0) + { + struct pipe_texture *texture = $self->texture; + struct pipe_screen *screen = texture->screen; + struct pipe_transfer *transfer; + + if(stride == 0) + stride = pf_get_nblocksx(&texture->block, w) * texture->block.size; + + if(LENGTH < pf_get_nblocksy(&texture->block, h) * stride) + SWIG_exception(SWIG_ValueError, "offset must be smaller than buffer size"); + + transfer = screen->get_tex_transfer(screen, + $self->texture, + $self->face, + $self->level, + $self->zslice, + PIPE_TRANSFER_WRITE, + x, y, w, h); + if(!transfer) + SWIG_exception(SWIG_MemoryError, "couldn't initiate transfer"); + + pipe_put_tile_raw(transfer, 0, 0, w, h, STRING, stride); + screen->tex_transfer_destroy(transfer); + + fail: + return; } void - get_tile_rgba(unsigned x, unsigned y, unsigned w, unsigned h, float *rgba) { - pipe_get_tile_rgba($self, x, y, w, h, rgba); + get_tile_rgba(unsigned x, unsigned y, unsigned w, unsigned h, float *rgba) + { + struct pipe_screen *screen = $self->texture->screen; + struct pipe_transfer *transfer; + transfer = screen->get_tex_transfer(screen, + $self->texture, + $self->face, + $self->level, + $self->zslice, + PIPE_TRANSFER_READ, + x, y, w, h); + if(transfer) { + pipe_get_tile_rgba(transfer, 0, 0, w, h, rgba); + screen->tex_transfer_destroy(transfer); + } } void - put_tile_rgba(unsigned x, unsigned y, unsigned w, unsigned h, const float *rgba) { - pipe_put_tile_rgba($self, x, y, w, h, rgba); + put_tile_rgba(unsigned x, unsigned y, unsigned w, unsigned h, const float *rgba) + { + struct pipe_screen *screen = $self->texture->screen; + struct pipe_transfer *transfer; + transfer = screen->get_tex_transfer(screen, + $self->texture, + $self->face, + $self->level, + $self->zslice, + PIPE_TRANSFER_WRITE, + x, y, w, h); + if(transfer) { + pipe_put_tile_rgba(transfer, 0, 0, w, h, rgba); + screen->tex_transfer_destroy(transfer); + } } %cstring_output_allocate_size(char **STRING, int *LENGTH, free(*$1)); void get_tile_rgba8(unsigned x, unsigned y, unsigned w, unsigned h, char **STRING, int *LENGTH) { - unsigned surface_usage; + struct pipe_screen *screen = $self->texture->screen; + struct pipe_transfer *transfer; float *rgba; unsigned char *rgba8; unsigned i, j, k; @@ -141,38 +248,67 @@ if(!*STRING) return; - rgba = malloc(w*4*sizeof(float)); + rgba = malloc(h*w*4*sizeof(float)); if(!rgba) return; rgba8 = (unsigned char *) *STRING; - /* XXX: force mappable surface */ - surface_usage = $self->usage; - $self->usage |= PIPE_BUFFER_USAGE_CPU_READ; - - for(j = 0; j < h; ++j) { - pipe_get_tile_rgba($self, - x, y + j, w, 1, - rgba); - for(i = 0; i < w; ++i) - for(k = 0; k <4; ++k) - rgba8[j*w*4 + i*4 + k] = float_to_ubyte(rgba[i*4 + k]); + transfer = screen->get_tex_transfer(screen, + $self->texture, + $self->face, + $self->level, + $self->zslice, + PIPE_TRANSFER_READ, + x, y, + w, h); + if(transfer) { + pipe_get_tile_rgba(transfer, 0, 0, w, h, rgba); + for(j = 0; j < h; ++j) { + for(i = 0; i < w; ++i) + for(k = 0; k <4; ++k) + rgba8[j*w*4 + i*4 + k] = float_to_ubyte(rgba[j*w*4 + i*4 + k]); + } + screen->tex_transfer_destroy(transfer); } - $self->usage = surface_usage; - free(rgba); } void - get_tile_z(unsigned x, unsigned y, unsigned w, unsigned h, unsigned *z) { - pipe_get_tile_z($self, x, y, w, h, z); + get_tile_z(unsigned x, unsigned y, unsigned w, unsigned h, unsigned *z) + { + struct pipe_screen *screen = $self->texture->screen; + struct pipe_transfer *transfer; + transfer = screen->get_tex_transfer(screen, + $self->texture, + $self->face, + $self->level, + $self->zslice, + PIPE_TRANSFER_READ, + x, y, w, h); + if(transfer) { + pipe_get_tile_z(transfer, 0, 0, w, h, z); + screen->tex_transfer_destroy(transfer); + } } void - put_tile_z(unsigned x, unsigned y, unsigned w, unsigned h, const unsigned *z) { - pipe_put_tile_z($self, x, y, w, h, z); + put_tile_z(unsigned x, unsigned y, unsigned w, unsigned h, const unsigned *z) + { + struct pipe_screen *screen = $self->texture->screen; + struct pipe_transfer *transfer; + transfer = screen->get_tex_transfer(screen, + $self->texture, + $self->face, + $self->level, + $self->zslice, + PIPE_TRANSFER_WRITE, + x, y, w, h); + if(transfer) { + pipe_put_tile_z(transfer, 0, 0, w, h, z); + screen->tex_transfer_destroy(transfer); + } } void @@ -183,6 +319,8 @@ unsigned compare_tile_rgba(unsigned x, unsigned y, unsigned w, unsigned h, const float *rgba, float tol = 0.0) { + struct pipe_screen *screen = $self->texture->screen; + struct pipe_transfer *transfer; float *rgba2; const float *p1; const float *p2; @@ -192,7 +330,20 @@ if(!rgba2) return ~0; - pipe_get_tile_rgba($self, x, y, w, h, rgba2); + transfer = screen->get_tex_transfer(screen, + $self->texture, + $self->face, + $self->level, + $self->zslice, + PIPE_TRANSFER_READ, + x, y, w, h); + if(!transfer) { + FREE(rgba2); + return ~0; + } + + pipe_get_tile_rgba(transfer, 0, 0, w, h, rgba2); + screen->tex_transfer_destroy(transfer); p1 = rgba; p2 = rgba2; @@ -214,63 +365,86 @@ }; -struct st_buffer { -}; +%{ + static enum pipe_format + st_surface_format_get(struct st_surface *surface) + { + return surface->texture->format; + } + + static unsigned + st_surface_width_get(struct st_surface *surface) + { + return surface->texture->width[surface->level]; + } + + static unsigned + st_surface_height_get(struct st_surface *surface) + { + return surface->texture->height[surface->level]; + } + + static unsigned + st_surface_nblocksx_get(struct st_surface *surface) + { + return surface->texture->nblocksx[surface->level]; + } + + static unsigned + st_surface_nblocksy_get(struct st_surface *surface) + { + return surface->texture->nblocksy[surface->level]; + } +%} + +/* Avoid naming conflict with p_inlines.h's pipe_buffer_read/write */ +%rename(read) read_; +%rename(write) write_; -%extend st_buffer { +%extend pipe_buffer { - ~st_buffer() { - st_buffer_destroy($self); + ~pipe_buffer() { + struct pipe_buffer *ptr = $self; + pipe_buffer_reference(&ptr, NULL); } unsigned __len__(void) { - assert(p_atomic_read(&$self->buffer->reference.count) > 0); - return $self->buffer->size; + assert(p_atomic_read(&$self->reference.count) > 0); + return $self->size; } %cstring_output_allocate_size(char **STRING, int *LENGTH, free(*$1)); - void read(char **STRING, int *LENGTH) + void read_(char **STRING, int *LENGTH) { - struct pipe_screen *screen = $self->st_dev->screen; - const char *map; + struct pipe_screen *screen = $self->screen; - assert(p_atomic_read(&$self->buffer->reference.count) > 0); + assert(p_atomic_read(&$self->reference.count) > 0); - *LENGTH = $self->buffer->size; - *STRING = (char *) malloc($self->buffer->size); + *LENGTH = $self->size; + *STRING = (char *) malloc($self->size); if(!*STRING) return; - map = pipe_buffer_map(screen, $self->buffer, PIPE_BUFFER_USAGE_CPU_READ); - if(map) { - memcpy(*STRING, map, $self->buffer->size); - pipe_buffer_unmap(screen, $self->buffer); - } + pipe_buffer_read(screen, $self, 0, $self->size, STRING); } %cstring_input_binary(const char *STRING, unsigned LENGTH); - void write(const char *STRING, unsigned LENGTH, unsigned offset = 0) + void write_(const char *STRING, unsigned LENGTH, unsigned offset = 0) { - struct pipe_screen *screen = $self->st_dev->screen; - char *map; + struct pipe_screen *screen = $self->screen; - assert(p_atomic_read(&$self->buffer->reference.count) > 0); + assert(p_atomic_read(&$self->reference.count) > 0); - if(offset > $self->buffer->size) { - PyErr_SetString(PyExc_ValueError, "offset must be smaller than buffer size"); - return; - } + if(offset > $self->size) + SWIG_exception(SWIG_ValueError, "offset must be smaller than buffer size"); - if(offset + LENGTH > $self->buffer->size) { - PyErr_SetString(PyExc_ValueError, "data length must fit inside the buffer"); - return; - } + if(offset + LENGTH > $self->size) + SWIG_exception(SWIG_ValueError, "data length must fit inside the buffer"); - map = pipe_buffer_map(screen, $self->buffer, PIPE_BUFFER_USAGE_CPU_WRITE); - if(map) { - memcpy(map + offset, STRING, LENGTH); - pipe_buffer_unmap(screen, $self->buffer); - } + pipe_buffer_write(screen, $self, offset, LENGTH, STRING); + +fail: + return; } }; |