summaryrefslogtreecommitdiff
path: root/src/gallium/state_trackers/python/gallium.i
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/state_trackers/python/gallium.i')
-rw-r--r--src/gallium/state_trackers/python/gallium.i448
1 files changed, 448 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/python/gallium.i b/src/gallium/state_trackers/python/gallium.i
new file mode 100644
index 0000000000..d6594f3a87
--- /dev/null
+++ b/src/gallium/state_trackers/python/gallium.i
@@ -0,0 +1,448 @@
+ /**************************************************************************
+ *
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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, sub license, 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 (including the
+ * next paragraph) 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * SWIG interface definion for Gallium types.
+ *
+ * @author Jose Fonseca <jrfonseca@tungstengraphics.com>
+ */
+
+%module gallium;
+
+%{
+
+#include <stdio.h>
+#include <Python.h>
+
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_util.h"
+#include "pipe/p_shader_tokens.h"
+#include "util/u_draw_quad.h"
+#include "util/p_tile.h"
+#include "cso_cache/cso_context.h"
+
+#include "st_device.h"
+
+%}
+
+%include "carrays.i"
+%array_class(int, IntArray);
+%array_class(float, FloatArray);
+
+
+%rename(Device) st_device;
+%rename(Context) st_context;
+%rename(Texture) pipe_texture;
+%rename(Surface) pipe_surface;
+
+%rename(Buffer) pipe_buffer;
+%rename(BlendColor) pipe_blend_color;
+%rename(Blend) pipe_blend_state;
+%rename(Clip) pipe_clip_state;
+%rename(ConstantBuffer) pipe_constant_buffer;
+%rename(DepthStencilAlpha) pipe_depth_stencil_alpha_state;
+%rename(FormatBlock) pipe_format_block;
+%rename(Framebuffer) pipe_framebuffer_state;
+%rename(PolyStipple) pipe_poly_stipple;
+%rename(Rasterizer) pipe_rasterizer_state;
+%rename(Sampler) pipe_sampler_state;
+%rename(Scissor) pipe_scissor_state;
+%rename(Shader) pipe_shader_state;
+%rename(VertexBuffer) pipe_vertex_buffer;
+%rename(VertexElement) pipe_vertex_element;
+%rename(Viewport) pipe_viewport_state;
+
+%include "p_format.i";
+%include "pipe/p_defines.h";
+%include "pipe/p_state.h";
+%include "pipe/p_shader_tokens.h";
+
+
+%nodefaultctor;
+%nodefaultdtor;
+
+struct st_device {
+};
+
+struct st_context {
+};
+
+
+%extend st_device {
+
+ st_device(int hardware = 0) {
+ return st_device_create(hardware ? TRUE : FALSE);
+ }
+
+ ~st_device() {
+ st_device_destroy($self);
+ }
+
+ const char * get_name( void ) {
+ return $self->screen->get_name($self->screen);
+ }
+
+ const char * get_vendor( void ) {
+ return $self->screen->get_vendor($self->screen);
+ }
+
+ /**
+ * Query an integer-valued capability/parameter/limit
+ * \param param one of PIPE_CAP_x
+ */
+ int get_param( int param ) {
+ return $self->screen->get_param($self->screen, param);
+ }
+
+ /**
+ * Query a float-valued capability/parameter/limit
+ * \param param one of PIPE_CAP_x
+ */
+ float get_paramf( int param ) {
+ return $self->screen->get_paramf($self->screen, param);
+ }
+
+ /**
+ * Check if the given pipe_format is supported as a texture or
+ * drawing surface.
+ * \param type one of PIPE_TEXTURE, PIPE_SURFACE
+ */
+ int is_format_supported( enum pipe_format format, unsigned type ) {
+ return $self->screen->is_format_supported( $self->screen, format, type);
+ }
+
+ struct st_context *
+ context_create(void) {
+ return st_context_create($self);
+ }
+
+ struct pipe_texture *
+ texture_create(
+ enum pipe_format format,
+ unsigned width,
+ unsigned height,
+ unsigned depth = 1,
+ unsigned last_level = 0,
+ enum pipe_texture_target target = PIPE_TEXTURE_2D,
+ unsigned usage = 0
+ ) {
+ struct pipe_texture templat;
+ memset(&templat, 0, sizeof(templat));
+ templat.format = format;
+ pf_get_block(templat.format, &templat.block);
+ templat.width[0] = width;
+ templat.height[0] = height;
+ templat.depth[0] = depth;
+ templat.last_level = last_level;
+ templat.target = target;
+ templat.tex_usage = usage;
+ return $self->screen->texture_create($self->screen, &templat);
+ }
+
+ struct pipe_buffer *
+ buffer_create(unsigned size, unsigned alignment = 0, unsigned usage = 0) {
+ return $self->screen->winsys->buffer_create($self->screen->winsys, alignment, usage, size);
+ }
+
+};
+
+
+%extend st_context {
+
+ ~st_context() {
+ st_context_destroy($self);
+ }
+
+ /*
+ * State functions (create/bind/destroy state objects)
+ */
+
+ void set_blend( const struct pipe_blend_state *state ) {
+ cso_set_blend($self->cso, state);
+ }
+
+ void set_sampler( unsigned index, const struct pipe_sampler_state *state ) {
+ cso_single_sampler($self->cso, index, state);
+ cso_single_sampler_done($self->cso);
+ }
+
+ void set_rasterizer( const struct pipe_rasterizer_state *state ) {
+ cso_set_rasterizer($self->cso, state);
+ }
+
+ void set_depth_stencil_alpha(const struct pipe_depth_stencil_alpha_state *state) {
+ cso_set_depth_stencil_alpha($self->cso, state);
+ }
+
+
+ void * create_fs( const struct pipe_shader_state *state ) {
+ return $self->pipe->create_fs_state($self->pipe, state);
+ }
+
+ void bind_fs( void *state_obj ) {
+ $self->pipe->bind_fs_state($self->pipe, state_obj);
+ }
+
+ void delete_fs( void *state_obj ) {
+ $self->pipe->delete_fs_state($self->pipe, state_obj);
+ }
+
+ void * create_vs( const struct pipe_shader_state *state ) {
+ return $self->pipe->create_vs_state($self->pipe, state);
+ }
+
+ void bind_vs( void *state_obj ) {
+ $self->pipe->bind_vs_state($self->pipe, state_obj);
+ }
+
+ void delete_vs( void *state_obj ) {
+ $self->pipe->delete_vs_state($self->pipe, state_obj);
+ }
+
+ /*
+ * Parameter-like state (or properties)
+ */
+
+ void set_blend_color(const struct pipe_blend_color *state ) {
+ cso_set_blend_color($self->cso, state);
+ }
+
+ void set_clip(const struct pipe_clip_state *state ) {
+ $self->pipe->set_clip_state($self->pipe, state);
+ }
+
+ void set_constant_buffer(unsigned shader, unsigned index,
+ const struct pipe_constant_buffer *buf ) {
+ $self->pipe->set_constant_buffer($self->pipe, shader, index, buf);
+ }
+
+ void set_framebuffer(const struct pipe_framebuffer_state *state ) {
+ cso_set_framebuffer($self->cso, state);
+ }
+
+ void set_polygon_stipple(const struct pipe_poly_stipple *state ) {
+ $self->pipe->set_polygon_stipple($self->pipe, state);
+ }
+
+ void set_scissor(const struct pipe_scissor_state *state ) {
+ $self->pipe->set_scissor_state($self->pipe, state);
+ }
+
+ void set_viewport(const struct pipe_viewport_state *state) {
+ cso_set_viewport($self->cso, state);
+ }
+
+ void set_sampler_texture(unsigned index,
+ struct pipe_texture *texture) {
+ pipe_texture_reference(&$self->sampler_textures[index], texture);
+ $self->pipe->set_sampler_textures($self->pipe,
+ PIPE_MAX_SAMPLERS,
+ $self->sampler_textures);
+ }
+
+ void set_vertex_buffer(unsigned index,
+ const struct pipe_vertex_buffer *buffer) {
+ memcpy(&$self->vertex_buffers[index], buffer, sizeof(*buffer));
+ $self->pipe->set_vertex_buffers($self->pipe, PIPE_MAX_ATTRIBS, $self->vertex_buffers);
+ }
+
+ void set_vertex_element(unsigned index,
+ const struct pipe_vertex_element *element) {
+ memcpy(&$self->vertex_elements[index], element, sizeof(*element));
+ $self->pipe->set_vertex_elements($self->pipe, PIPE_MAX_ATTRIBS, $self->vertex_elements);
+ }
+
+ /*
+ * Draw functions
+ */
+
+ void draw_arrays(unsigned mode, unsigned start, unsigned count) {
+ $self->pipe->draw_arrays($self->pipe, mode, start, count);
+ }
+
+ void draw_elements( struct pipe_buffer *indexBuffer,
+ unsigned indexSize,
+ unsigned mode, unsigned start, unsigned count) {
+ $self->pipe->draw_elements($self->pipe, indexBuffer, indexSize, mode, start, count);
+ }
+
+ void draw_vertices(unsigned prim,
+ unsigned num_verts,
+ unsigned num_attribs,
+ const float *vertices)
+ {
+ struct pipe_context *pipe = $self->pipe;
+ struct pipe_winsys *winsys = pipe->winsys;
+ struct pipe_buffer *vbuf;
+ float *map;
+ unsigned size;
+
+ size = num_verts * num_attribs * 4 * sizeof(float);
+
+ vbuf = winsys->buffer_create(winsys,
+ 32,
+ PIPE_BUFFER_USAGE_VERTEX,
+ size);
+ if(!vbuf)
+ goto error1;
+
+ map = winsys->buffer_map(winsys, vbuf, PIPE_BUFFER_USAGE_CPU_WRITE);
+ if (!map)
+ goto error2;
+ memcpy(map, vertices, size);
+ pipe->winsys->buffer_unmap(pipe->winsys, vbuf);
+
+ util_draw_vertex_buffer(pipe, vbuf, prim, num_verts, num_attribs);
+
+error2:
+ pipe_buffer_reference(pipe->winsys, &vbuf, NULL);
+error1:
+ ;
+ }
+
+ void draw_quad(float x0, float y0, float x1, float y1, float z = 0.0f) {
+ util_draw_texquad($self->pipe, x0, y0, x1, y1, z);
+ }
+
+ void
+ flush(void) {
+ struct pipe_fence_handle *fence = NULL;
+ $self->pipe->flush($self->pipe, PIPE_FLUSH_RENDER_CACHE, &fence);
+ /* TODO: allow asynchronous operation */
+ $self->pipe->winsys->fence_finish( $self->pipe->winsys, fence, 0 );
+ $self->pipe->winsys->fence_reference( $self->pipe->winsys, &fence, NULL );
+ }
+
+ /*
+ * Surface functions
+ */
+
+ void surface_copy(int do_flip,
+ struct pipe_surface *dest,
+ unsigned destx, unsigned desty,
+ struct pipe_surface *src,
+ unsigned srcx, unsigned srcy,
+ unsigned width, unsigned height) {
+ $self->pipe->surface_copy($self->pipe, do_flip, dest, destx, desty, src, srcx, srcy, width, height);
+ }
+
+ void surface_fill(struct pipe_surface *dst,
+ unsigned x, unsigned y,
+ unsigned width, unsigned height,
+ unsigned value) {
+ $self->pipe->surface_fill($self->pipe, dst, x, y, width, height, value);
+ }
+
+ void clear(struct pipe_surface *surface, unsigned value) {
+ $self->pipe->clear($self->pipe, surface, value);
+ }
+
+};
+
+
+%extend pipe_texture {
+
+ ~pipe_texture() {
+ struct pipe_texture *ptr = $self;
+ pipe_texture_reference(&ptr, NULL);
+ }
+
+ /** 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 pipe_screen *screen = $self->screen;
+ return screen->get_tex_surface(screen, $self, face, level, zslice, usage);
+ }
+
+};
+
+
+%extend pipe_surface {
+
+ ~pipe_surface() {
+ struct pipe_surface *ptr = $self;
+ pipe_surface_reference(&ptr, NULL);
+ }
+
+ // gets mapped to pipe_surface_map automatically
+ void * map( unsigned flags );
+
+ // gets mapped to pipe_surface_unmap automatically
+ void unmap( void );
+
+ void
+ get_tile_rgba(unsigned x, unsigned y, unsigned w, unsigned h, float *p) {
+ pipe_get_tile_rgba($self, x, y, w, h, p);
+ }
+
+ void
+ put_tile_rgba(unsigned x, unsigned y, unsigned w, unsigned h, const float *p) {
+ pipe_put_tile_rgba($self, x, y, w, h, p);
+ }
+
+ void
+ get_tile_z(unsigned x, unsigned y, unsigned w, unsigned h, unsigned *z) {
+ pipe_get_tile_z($self, x, y, w, h, z);
+ }
+
+ void
+ put_tile_z(unsigned x, unsigned y, unsigned w, unsigned h, const unsigned *z) {
+ pipe_put_tile_z($self, x, y, w, h, z);
+ }
+
+};
+
+
+%extend pipe_framebuffer_state {
+
+ pipe_framebuffer_state(void) {
+ return CALLOC_STRUCT(pipe_framebuffer_state);
+ }
+
+ ~pipe_framebuffer_state() {
+ unsigned index;
+ for(index = 0; index < PIPE_MAX_COLOR_BUFS; ++index)
+ pipe_surface_reference(&$self->cbufs[index], NULL);
+ pipe_surface_reference(&$self->zsbuf, NULL);
+ FREE($self);
+ }
+
+ void
+ set_cbuf(unsigned index, struct pipe_surface *surface) {
+ pipe_surface_reference(&$self->cbufs[index], surface);
+ }
+
+ void
+ set_zsbuf(struct pipe_surface *surface) {
+ pipe_surface_reference(&$self->zsbuf, surface);
+ }
+
+};