FREE($self);
}
- %cstring_output_allocate_size(char **STRING, int *LENGTH, free(*$1));
- void get_tile_raw(struct st_context *ctx, unsigned x, unsigned y, unsigned w, unsigned h, char **STRING, int *LENGTH)
- {
- struct pipe_texture *texture = $self->texture;
- struct pipe_context *pipe = ctx->pipe;
- struct pipe_transfer *transfer;
- unsigned stride;
-
- stride = util_format_get_stride(texture->format, w);
- *LENGTH = util_format_get_nblocksy(texture->format, h) * stride;
- *STRING = (char *) malloc(*LENGTH);
- if(!*STRING)
- return;
-
- transfer = pipe->get_tex_transfer(pipe,
- $self->texture,
- $self->face,
- $self->level,
- $self->zslice,
- PIPE_TRANSFER_READ,
- x, y, w, h);
- if(transfer) {
- pipe_get_tile_raw(pipe, transfer, 0, 0, w, h, *STRING, stride);
- pipe->tex_transfer_destroy(pipe, transfer);
- }
- }
-
- %cstring_input_binary(const char *STRING, unsigned LENGTH);
- void put_tile_raw(struct st_context *ctx, unsigned x, unsigned y, unsigned w, unsigned h, const char *STRING, unsigned LENGTH, unsigned stride = 0)
- {
- struct pipe_texture *texture = $self->texture;
- struct pipe_context *pipe = ctx->pipe;
- struct pipe_transfer *transfer;
-
- if(stride == 0)
- stride = util_format_get_stride(texture->format, w);
-
- if(LENGTH < util_format_get_nblocksy(texture->format, h) * stride)
- SWIG_exception(SWIG_ValueError, "offset must be smaller than buffer size");
-
- transfer = pipe->get_tex_transfer(pipe,
- $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(pipe, transfer, 0, 0, w, h, STRING, stride);
- pipe->tex_transfer_destroy(pipe, transfer);
-
- fail:
- return;
- }
-
- void get_tile_rgba(struct st_context *ctx, unsigned x, unsigned y, unsigned w, unsigned h, float *rgba)
- {
- struct pipe_context *pipe = ctx->pipe;
- struct pipe_transfer *transfer;
- transfer = pipe->get_tex_transfer(pipe,
- $self->texture,
- $self->face,
- $self->level,
- $self->zslice,
- PIPE_TRANSFER_READ,
- x, y, w, h);
- if(transfer) {
- pipe_get_tile_rgba(pipe, transfer, 0, 0, w, h, rgba);
- pipe->tex_transfer_destroy(pipe, transfer);
- }
- }
-
- void
- put_tile_rgba(struct st_context *ctx, unsigned x, unsigned y, unsigned w, unsigned h, const float *rgba)
- {
- struct pipe_context *pipe = ctx->pipe;
- struct pipe_transfer *transfer;
- transfer = pipe->get_tex_transfer(pipe,
- $self->texture,
- $self->face,
- $self->level,
- $self->zslice,
- PIPE_TRANSFER_WRITE,
- x, y, w, h);
- if(transfer) {
- pipe_put_tile_rgba(pipe, transfer, 0, 0, w, h, rgba);
- pipe->tex_transfer_destroy(pipe, transfer);
- }
- }
-
- %cstring_output_allocate_size(char **STRING, int *LENGTH, free(*$1));
- void
- get_tile_rgba8(struct st_context *ctx, unsigned x, unsigned y, unsigned w, unsigned h, char **STRING, int *LENGTH)
- {
- struct pipe_context *pipe = ctx->pipe;
- struct pipe_transfer *transfer;
- float *rgba;
- unsigned char *rgba8;
- unsigned i, j, k;
-
- *LENGTH = 0;
- *STRING = NULL;
-
- if (!$self)
- return;
-
- *LENGTH = h*w*4;
- *STRING = (char *) malloc(*LENGTH);
- if(!*STRING)
- return;
-
- rgba = malloc(h*w*4*sizeof(float));
- if(!rgba)
- return;
-
- rgba8 = (unsigned char *) *STRING;
-
- transfer = pipe->get_tex_transfer(pipe,
- $self->texture,
- $self->face,
- $self->level,
- $self->zslice,
- PIPE_TRANSFER_READ,
- x, y,
- w, h);
- if(transfer) {
- pipe_get_tile_rgba(pipe, 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]);
- }
- pipe->tex_transfer_destroy(pipe, transfer);
- }
-
- free(rgba);
- }
-
- void get_tile_z(struct st_context *ctx, unsigned x, unsigned y, unsigned w, unsigned h, unsigned *z)
- {
- struct pipe_context *pipe = ctx->pipe;
- struct pipe_transfer *transfer;
- transfer = pipe->get_tex_transfer(pipe,
- $self->texture,
- $self->face,
- $self->level,
- $self->zslice,
- PIPE_TRANSFER_READ,
- x, y, w, h);
- if(transfer) {
- pipe_get_tile_z(pipe, transfer, 0, 0, w, h, z);
- pipe->tex_transfer_destroy(pipe, transfer);
- }
- }
-
- void put_tile_z(struct st_context *ctx, unsigned x, unsigned y, unsigned w, unsigned h, const unsigned *z)
- {
- struct pipe_context *pipe = ctx->pipe;
- struct pipe_transfer *transfer;
- transfer = pipe->get_tex_transfer(pipe,
- $self->texture,
- $self->face,
- $self->level,
- $self->zslice,
- PIPE_TRANSFER_WRITE,
- x, y, w, h);
- if(transfer) {
- pipe_put_tile_z(pipe, transfer, 0, 0, w, h, z);
- pipe->tex_transfer_destroy(pipe, transfer);
- }
- }
-
-/*
- void
- sample_rgba(float *rgba) {
- st_sample_surface($self, rgba);
- }
-*/
-
- unsigned compare_tile_rgba(struct st_context *ctx, unsigned x, unsigned y, unsigned w, unsigned h, const float *rgba, float tol = 0.0)
- {
- struct pipe_context *pipe = ctx->pipe;
- struct pipe_transfer *transfer;
- float *rgba2;
- const float *p1;
- const float *p2;
- unsigned i, j, n;
-
- rgba2 = MALLOC(h*w*4*sizeof(float));
- if(!rgba2)
- return ~0;
-
- transfer = pipe->get_tex_transfer(pipe,
- $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(pipe, transfer, 0, 0, w, h, rgba2);
- pipe->tex_transfer_destroy(pipe, transfer);
-
- p1 = rgba;
- p2 = rgba2;
- n = 0;
- for(i = h*w; i; --i) {
- unsigned differs = 0;
- for(j = 4; j; --j) {
- float delta = *p2++ - *p1++;
- if (delta < -tol || delta > tol)
- differs = 1;
- }
- n += differs;
- }
-
- FREE(rgba2);
-
- return n;
- }
};
projects / mesa.git / blobdiff