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Diffstat (limited to 'src/gallium/state_trackers/python/p_context.i')
-rw-r--r--src/gallium/state_trackers/python/p_context.i329
1 files changed, 311 insertions, 18 deletions
diff --git a/src/gallium/state_trackers/python/p_context.i b/src/gallium/state_trackers/python/p_context.i
index 3f36ccb621..02ce5647eb 100644
--- a/src/gallium/state_trackers/python/p_context.i
+++ b/src/gallium/state_trackers/python/p_context.i
@@ -51,7 +51,7 @@ struct st_context {
void set_blend( const struct pipe_blend_state *state ) {
cso_set_blend($self->cso, state);
}
-
+
void set_fragment_sampler( unsigned index, const struct pipe_sampler_state *state ) {
cso_single_sampler($self->cso, index, state);
cso_single_sampler_done($self->cso);
@@ -169,22 +169,39 @@ struct st_context {
void set_fragment_sampler_texture(unsigned index,
struct pipe_texture *texture) {
+ struct pipe_sampler_view templ;
+
if(!texture)
texture = $self->default_texture;
- pipe_texture_reference(&$self->fragment_sampler_textures[index], texture);
- $self->pipe->set_fragment_sampler_textures($self->pipe,
- PIPE_MAX_SAMPLERS,
- $self->fragment_sampler_textures);
+ pipe_sampler_view_reference(&$self->fragment_sampler_views[index], NULL);
+ u_sampler_view_default_template(&templ,
+ texture,
+ texture->format);
+ $self->fragment_sampler_views[index] = $self->pipe->create_sampler_view($self->pipe,
+ texture,
+ &templ);
+ $self->pipe->set_fragment_sampler_views($self->pipe,
+ PIPE_MAX_SAMPLERS,
+ $self->fragment_sampler_views);
}
void set_vertex_sampler_texture(unsigned index,
struct pipe_texture *texture) {
+ struct pipe_sampler_view templ;
+
if(!texture)
texture = $self->default_texture;
- pipe_texture_reference(&$self->vertex_sampler_textures[index], texture);
- $self->pipe->set_vertex_sampler_textures($self->pipe,
- PIPE_MAX_VERTEX_SAMPLERS,
- $self->vertex_sampler_textures);
+ pipe_sampler_view_reference(&$self->vertex_sampler_views[index], NULL);
+ u_sampler_view_default_template(&templ,
+ texture,
+ texture->format);
+ $self->vertex_sampler_views[index] = $self->pipe->create_sampler_view($self->pipe,
+ texture,
+ &templ);
+
+ $self->pipe->set_vertex_sampler_views($self->pipe,
+ PIPE_MAX_VERTEX_SAMPLERS,
+ $self->vertex_sampler_views);
}
void set_vertex_buffer(unsigned index,
@@ -222,9 +239,9 @@ struct st_context {
void set_vertex_elements(unsigned num)
{
$self->num_vertex_elements = num;
- $self->pipe->set_vertex_elements($self->pipe,
- $self->num_vertex_elements,
- $self->vertex_elements);
+ cso_set_vertex_elements($self->cso,
+ $self->num_vertex_elements,
+ $self->vertex_elements);
}
/*
@@ -263,8 +280,11 @@ struct st_context {
struct pipe_context *pipe = $self->pipe;
struct pipe_screen *screen = pipe->screen;
struct pipe_buffer *vbuf;
+ struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS];
+ struct pipe_vertex_buffer vbuffer;
float *map;
unsigned size;
+ unsigned i;
size = num_verts * num_attribs * 4 * sizeof(float);
@@ -280,9 +300,31 @@ struct st_context {
goto error2;
memcpy(map, vertices, size);
pipe_buffer_unmap(screen, vbuf);
-
- util_draw_vertex_buffer(pipe, vbuf, 0, prim, num_verts, num_attribs);
-
+
+ cso_save_vertex_elements($self->cso);
+
+ /* tell pipe about the vertex attributes */
+ for (i = 0; i < num_attribs; i++) {
+ velements[i].src_offset = i * 4 * sizeof(float);
+ velements[i].instance_divisor = 0;
+ velements[i].vertex_buffer_index = 0;
+ velements[i].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
+ }
+ cso_set_vertex_elements($self->cso, num_attribs, velements);
+
+ /* tell pipe about the vertex buffer */
+ memset(&vbuffer, 0, sizeof(vbuffer));
+ vbuffer.buffer = vbuf;
+ vbuffer.stride = num_attribs * 4 * sizeof(float); /* vertex size */
+ vbuffer.buffer_offset = 0;
+ vbuffer.max_index = num_verts - 1;
+ pipe->set_vertex_buffers(pipe, 1, &vbuffer);
+
+ /* draw */
+ pipe->draw_arrays(pipe, prim, 0, num_verts);
+
+ cso_restore_vertex_elements($self->cso);
+
error2:
pipe_buffer_reference(&vbuf, NULL);
error1:
@@ -290,6 +332,13 @@ error1:
}
void
+ clear(unsigned buffers, const float *rgba, double depth = 0.0f,
+ unsigned stencil = 0)
+ {
+ $self->pipe->clear($self->pipe, buffers, rgba, depth, stencil);
+ }
+
+ void
flush(unsigned flags = 0) {
struct pipe_fence_handle *fence = NULL;
$self->pipe->flush($self->pipe, flags | PIPE_FLUSH_RENDER_CACHE, &fence);
@@ -345,10 +394,254 @@ error1:
pipe_surface_reference(&_dst, NULL);
}
- void clear(unsigned buffers, const float *rgba, double depth = 0.0f,
- unsigned stencil = 0)
+ %cstring_output_allocate_size(char **STRING, int *LENGTH, free(*$1));
+ void
+ surface_read_raw(struct st_surface *surface,
+ unsigned x, unsigned y, unsigned w, unsigned h,
+ char **STRING, int *LENGTH)
{
- $self->pipe->clear($self->pipe, buffers, rgba, depth, stencil);
+ struct pipe_texture *texture = surface->texture;
+ struct pipe_context *pipe = $self->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,
+ surface->texture,
+ surface->face,
+ surface->level,
+ surface->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
+ surface_write_raw(struct st_surface *surface,
+ unsigned x, unsigned y, unsigned w, unsigned h,
+ const char *STRING, unsigned LENGTH, unsigned stride = 0)
+ {
+ struct pipe_texture *texture = surface->texture;
+ struct pipe_context *pipe = $self->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,
+ surface->texture,
+ surface->face,
+ surface->level,
+ surface->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
+ surface_read_rgba(struct st_surface *surface,
+ unsigned x, unsigned y, unsigned w, unsigned h,
+ float *rgba)
+ {
+ struct pipe_context *pipe = $self->pipe;
+ struct pipe_transfer *transfer;
+ transfer = pipe->get_tex_transfer(pipe,
+ surface->texture,
+ surface->face,
+ surface->level,
+ surface->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
+ surface_write_rgba(struct st_surface *surface,
+ unsigned x, unsigned y, unsigned w, unsigned h,
+ const float *rgba)
+ {
+ struct pipe_context *pipe = $self->pipe;
+ struct pipe_transfer *transfer;
+ transfer = pipe->get_tex_transfer(pipe,
+ surface->texture,
+ surface->face,
+ surface->level,
+ surface->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
+ surface_read_rgba8(struct st_surface *surface,
+ unsigned x, unsigned y, unsigned w, unsigned h,
+ char **STRING, int *LENGTH)
+ {
+ struct pipe_context *pipe = $self->pipe;
+ struct pipe_transfer *transfer;
+ float *rgba;
+ unsigned char *rgba8;
+ unsigned i, j, k;
+
+ *LENGTH = 0;
+ *STRING = NULL;
+
+ if (!surface)
+ 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,
+ surface->texture,
+ surface->face,
+ surface->level,
+ surface->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
+ surface_read_z(struct st_surface *surface,
+ unsigned x, unsigned y, unsigned w, unsigned h,
+ unsigned *z)
+ {
+ struct pipe_context *pipe = $self->pipe;
+ struct pipe_transfer *transfer;
+ transfer = pipe->get_tex_transfer(pipe,
+ surface->texture,
+ surface->face,
+ surface->level,
+ surface->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
+ surface_write_z(struct st_surface *surface,
+ unsigned x, unsigned y, unsigned w, unsigned h,
+ const unsigned *z)
+ {
+ struct pipe_context *pipe = $self->pipe;
+ struct pipe_transfer *transfer;
+ transfer = pipe->get_tex_transfer(pipe,
+ surface->texture,
+ surface->face,
+ surface->level,
+ surface->zslice,
+ PIPE_TRANSFER_WRITE,
+ x, y, w, h);
+ if(transfer) {
+ pipe_put_tile_z(pipe, transfer, 0, 0, w, h, z);
+ pipe->tex_transfer_destroy(pipe, transfer);
+ }
+ }
+
+ void
+ surface_sample_rgba(struct st_surface *surface,
+ float *rgba,
+ int norm = 0)
+ {
+ st_sample_surface($self->pipe, surface, rgba, norm != 0);
+ }
+
+ unsigned
+ surface_compare_rgba(struct st_surface *surface,
+ unsigned x, unsigned y, unsigned w, unsigned h,
+ const float *rgba, float tol = 0.0)
+ {
+ struct pipe_context *pipe = $self->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,
+ surface->texture,
+ surface->face,
+ surface->level,
+ surface->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;
}
};
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