1 /**************************************************************************
3 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
30 * SWIG interface definion for Gallium types.
32 * @author Jose Fonseca <jrfonseca@tungstengraphics.com>
35 %nodefaultctor st_context;
36 %nodefaultdtor st_context;
44 st_context_destroy($self);
48 * State functions (create/bind/destroy state objects)
51 void set_blend( const struct pipe_blend_state *state ) {
52 cso_set_blend($self->cso, state);
55 void set_fragment_sampler( unsigned index, const struct pipe_sampler_state *state ) {
56 cso_single_sampler($self->cso, index, state);
57 cso_single_sampler_done($self->cso);
60 void set_vertex_sampler( unsigned index, const struct pipe_sampler_state *state ) {
61 cso_single_vertex_sampler($self->cso, index, state);
62 cso_single_vertex_sampler_done($self->cso);
65 void set_rasterizer( const struct pipe_rasterizer_state *state ) {
66 cso_set_rasterizer($self->cso, state);
69 void set_depth_stencil_alpha(const struct pipe_depth_stencil_alpha_state *state) {
70 cso_set_depth_stencil_alpha($self->cso, state);
73 void set_fragment_shader( const struct pipe_shader_state *state ) {
77 cso_set_fragment_shader_handle($self->cso, NULL);
81 fs = $self->pipe->create_fs_state($self->pipe, state);
85 if(cso_set_fragment_shader_handle($self->cso, fs) != PIPE_OK)
88 cso_delete_fragment_shader($self->cso, $self->fs);
92 void set_vertex_shader( const struct pipe_shader_state *state ) {
96 cso_set_vertex_shader_handle($self->cso, NULL);
100 vs = $self->pipe->create_vs_state($self->pipe, state);
104 if(cso_set_vertex_shader_handle($self->cso, vs) != PIPE_OK)
107 cso_delete_vertex_shader($self->cso, $self->vs);
111 void set_geometry_shader( const struct pipe_shader_state *state ) {
115 cso_set_geometry_shader_handle($self->cso, NULL);
119 gs = $self->pipe->create_gs_state($self->pipe, state);
123 if(cso_set_geometry_shader_handle($self->cso, gs) != PIPE_OK)
126 cso_delete_geometry_shader($self->cso, $self->gs);
131 * Parameter-like state (or properties)
134 void set_blend_color(const struct pipe_blend_color *state ) {
135 cso_set_blend_color($self->cso, state);
138 void set_clip(const struct pipe_clip_state *state ) {
139 $self->pipe->set_clip_state($self->pipe, state);
142 void set_constant_buffer(unsigned shader, unsigned index,
143 struct pipe_buffer *buffer )
145 struct pipe_constant_buffer state;
146 memset(&state, 0, sizeof(state));
147 state.buffer = buffer;
148 $self->pipe->set_constant_buffer($self->pipe, shader, index, &state);
151 void set_framebuffer(const struct pipe_framebuffer_state *state )
153 memcpy(&$self->framebuffer, state, sizeof *state);
154 cso_set_framebuffer($self->cso, state);
157 void set_polygon_stipple(const struct pipe_poly_stipple *state ) {
158 $self->pipe->set_polygon_stipple($self->pipe, state);
161 void set_scissor(const struct pipe_scissor_state *state ) {
162 $self->pipe->set_scissor_state($self->pipe, state);
165 void set_viewport(const struct pipe_viewport_state *state) {
166 cso_set_viewport($self->cso, state);
169 void set_fragment_sampler_texture(unsigned index,
170 struct pipe_texture *texture) {
172 texture = $self->default_texture;
173 pipe_texture_reference(&$self->fragment_sampler_textures[index], texture);
174 $self->pipe->set_fragment_sampler_textures($self->pipe,
176 $self->fragment_sampler_textures);
179 void set_vertex_sampler_texture(unsigned index,
180 struct pipe_texture *texture) {
182 texture = $self->default_texture;
183 pipe_texture_reference(&$self->vertex_sampler_textures[index], texture);
184 $self->pipe->set_vertex_sampler_textures($self->pipe,
185 PIPE_MAX_VERTEX_SAMPLERS,
186 $self->vertex_sampler_textures);
189 void set_vertex_buffer(unsigned index,
192 unsigned buffer_offset,
193 struct pipe_buffer *buffer)
196 struct pipe_vertex_buffer state;
198 memset(&state, 0, sizeof(state));
199 state.stride = stride;
200 state.max_index = max_index;
201 state.buffer_offset = buffer_offset;
202 state.buffer = buffer;
204 memcpy(&$self->vertex_buffers[index], &state, sizeof(state));
206 for(i = 0; i < PIPE_MAX_ATTRIBS; ++i)
207 if(self->vertex_buffers[i].buffer)
208 $self->num_vertex_buffers = i + 1;
210 $self->pipe->set_vertex_buffers($self->pipe,
211 $self->num_vertex_buffers,
212 $self->vertex_buffers);
215 void set_vertex_element(unsigned index,
216 const struct pipe_vertex_element *element)
218 memcpy(&$self->vertex_elements[index], element, sizeof(*element));
221 void set_vertex_elements(unsigned num)
223 $self->num_vertex_elements = num;
224 $self->pipe->set_vertex_elements($self->pipe,
225 $self->num_vertex_elements,
226 $self->vertex_elements);
233 void draw_arrays(unsigned mode, unsigned start, unsigned count) {
234 $self->pipe->draw_arrays($self->pipe, mode, start, count);
237 void draw_elements( struct pipe_buffer *indexBuffer,
239 unsigned mode, unsigned start, unsigned count)
241 $self->pipe->draw_elements($self->pipe,
247 void draw_range_elements( struct pipe_buffer *indexBuffer,
248 unsigned indexSize, unsigned minIndex, unsigned maxIndex,
249 unsigned mode, unsigned start, unsigned count)
251 $self->pipe->draw_range_elements($self->pipe,
253 indexSize, minIndex, maxIndex,
257 void draw_vertices(unsigned prim,
259 unsigned num_attribs,
260 const float *vertices)
262 struct pipe_context *pipe = $self->pipe;
263 struct pipe_screen *screen = pipe->screen;
264 struct pipe_buffer *vbuf;
268 size = num_verts * num_attribs * 4 * sizeof(float);
270 vbuf = pipe_buffer_create(screen,
272 PIPE_BUFFER_USAGE_VERTEX,
277 map = pipe_buffer_map(screen, vbuf, PIPE_BUFFER_USAGE_CPU_WRITE);
280 memcpy(map, vertices, size);
281 pipe_buffer_unmap(screen, vbuf);
283 util_draw_vertex_buffer(pipe, vbuf, 0, prim, num_verts, num_attribs);
286 pipe_buffer_reference(&vbuf, NULL);
292 flush(unsigned flags = 0) {
293 struct pipe_fence_handle *fence = NULL;
294 $self->pipe->flush($self->pipe, flags | PIPE_FLUSH_RENDER_CACHE, &fence);
296 /* TODO: allow asynchronous operation */
297 $self->pipe->screen->fence_finish( $self->pipe->screen, fence, 0 );
298 $self->pipe->screen->fence_reference( $self->pipe->screen, &fence, NULL );
306 void surface_copy(struct st_surface *dst,
307 unsigned destx, unsigned desty,
308 struct st_surface *src,
309 unsigned srcx, unsigned srcy,
310 unsigned width, unsigned height)
312 struct pipe_surface *_dst = NULL;
313 struct pipe_surface *_src = NULL;
315 _dst = st_pipe_surface(dst, PIPE_BUFFER_USAGE_GPU_WRITE);
317 SWIG_exception(SWIG_ValueError, "couldn't acquire destination surface for writing");
319 _src = st_pipe_surface(src, PIPE_BUFFER_USAGE_GPU_READ);
321 SWIG_exception(SWIG_ValueError, "couldn't acquire source surface for reading");
323 $self->pipe->surface_copy($self->pipe, _dst, destx, desty, _src, srcx, srcy, width, height);
326 pipe_surface_reference(&_src, NULL);
327 pipe_surface_reference(&_dst, NULL);
330 void surface_fill(struct st_surface *dst,
331 unsigned x, unsigned y,
332 unsigned width, unsigned height,
335 struct pipe_surface *_dst = NULL;
337 _dst = st_pipe_surface(dst, PIPE_BUFFER_USAGE_GPU_WRITE);
339 SWIG_exception(SWIG_ValueError, "couldn't acquire destination surface for writing");
341 $self->pipe->surface_fill($self->pipe, _dst, x, y, width, height, value);
344 pipe_surface_reference(&_dst, NULL);
347 void clear(unsigned buffers, const float *rgba, double depth = 0.0f,
348 unsigned stencil = 0)
350 $self->pipe->clear($self->pipe, buffers, rgba, depth, stencil);