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_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_rasterizer( const struct pipe_rasterizer_state *state ) {
61 cso_set_rasterizer($self->cso, state);
64 void set_depth_stencil_alpha(const struct pipe_depth_stencil_alpha_state *state) {
65 cso_set_depth_stencil_alpha($self->cso, state);
68 void set_fragment_shader( const struct pipe_shader_state *state ) {
72 cso_set_fragment_shader_handle($self->cso, NULL);
76 fs = $self->pipe->create_fs_state($self->pipe, state);
80 if(cso_set_fragment_shader_handle($self->cso, fs) != PIPE_OK)
83 cso_delete_fragment_shader($self->cso, $self->fs);
87 void set_vertex_shader( const struct pipe_shader_state *state ) {
91 cso_set_vertex_shader_handle($self->cso, NULL);
95 vs = $self->pipe->create_vs_state($self->pipe, state);
99 if(cso_set_vertex_shader_handle($self->cso, vs) != PIPE_OK)
102 cso_delete_vertex_shader($self->cso, $self->vs);
107 * Parameter-like state (or properties)
110 void set_blend_color(const struct pipe_blend_color *state ) {
111 cso_set_blend_color($self->cso, state);
114 void set_clip(const struct pipe_clip_state *state ) {
115 $self->pipe->set_clip_state($self->pipe, state);
118 void set_constant_buffer(unsigned shader, unsigned index,
119 struct st_buffer *buffer )
121 struct pipe_constant_buffer state;
122 memset(&state, 0, sizeof(state));
123 state.buffer = buffer ? buffer->buffer : NULL;
124 state.size = buffer->buffer->size;
125 $self->pipe->set_constant_buffer($self->pipe, shader, index, &state);
128 void set_framebuffer(const struct pipe_framebuffer_state *state ) {
129 cso_set_framebuffer($self->cso, state);
132 void set_polygon_stipple(const struct pipe_poly_stipple *state ) {
133 $self->pipe->set_polygon_stipple($self->pipe, state);
136 void set_scissor(const struct pipe_scissor_state *state ) {
137 $self->pipe->set_scissor_state($self->pipe, state);
140 void set_viewport(const struct pipe_viewport_state *state) {
141 cso_set_viewport($self->cso, state);
144 void set_sampler_texture(unsigned index,
145 struct pipe_texture *texture) {
147 texture = $self->default_texture;
148 pipe_texture_reference(&$self->sampler_textures[index], texture);
149 $self->pipe->set_sampler_textures($self->pipe,
151 $self->sampler_textures);
154 void set_vertex_buffer(unsigned index,
157 unsigned buffer_offset,
158 struct st_buffer *buffer)
161 struct pipe_vertex_buffer state;
163 memset(&state, 0, sizeof(state));
165 state.max_index = max_index;
166 state.buffer_offset = buffer_offset;
167 state.buffer = buffer ? buffer->buffer : NULL;
169 memcpy(&$self->vertex_buffers[index], &state, sizeof(state));
171 for(i = 0; i < PIPE_MAX_ATTRIBS; ++i)
172 if(self->vertex_buffers[i].buffer)
173 $self->num_vertex_buffers = i + 1;
175 $self->pipe->set_vertex_buffers($self->pipe,
176 $self->num_vertex_buffers,
177 $self->vertex_buffers);
180 void set_vertex_element(unsigned index,
181 const struct pipe_vertex_element *element)
183 memcpy(&$self->vertex_elements[index], element, sizeof(*element));
186 void set_vertex_elements(unsigned num)
188 $self->num_vertex_elements = num;
189 $self->pipe->set_vertex_elements($self->pipe,
190 $self->num_vertex_elements,
191 $self->vertex_elements);
198 void draw_arrays(unsigned mode, unsigned start, unsigned count) {
199 $self->pipe->draw_arrays($self->pipe, mode, start, count);
202 void draw_elements( struct st_buffer *indexBuffer,
204 unsigned mode, unsigned start, unsigned count)
206 $self->pipe->draw_elements($self->pipe,
212 void draw_range_elements( struct st_buffer *indexBuffer,
213 unsigned indexSize, unsigned minIndex, unsigned maxIndex,
214 unsigned mode, unsigned start, unsigned count)
216 $self->pipe->draw_range_elements($self->pipe,
218 indexSize, minIndex, maxIndex,
222 void draw_vertices(unsigned prim,
224 unsigned num_attribs,
225 const float *vertices)
227 struct pipe_context *pipe = $self->pipe;
228 struct pipe_screen *screen = pipe->screen;
229 struct pipe_buffer *vbuf;
233 size = num_verts * num_attribs * 4 * sizeof(float);
235 vbuf = pipe_buffer_create(screen,
237 PIPE_BUFFER_USAGE_VERTEX,
242 map = pipe_buffer_map(screen, vbuf, PIPE_BUFFER_USAGE_CPU_WRITE);
245 memcpy(map, vertices, size);
246 pipe_buffer_unmap(screen, vbuf);
248 util_draw_vertex_buffer(pipe, vbuf, prim, num_verts, num_attribs);
251 pipe_buffer_reference(screen, &vbuf, NULL);
257 flush(unsigned flags = 0) {
258 struct pipe_fence_handle *fence = NULL;
259 $self->pipe->flush($self->pipe, flags | PIPE_FLUSH_RENDER_CACHE, &fence);
260 /* TODO: allow asynchronous operation */
261 $self->pipe->winsys->fence_finish( $self->pipe->winsys, fence, 0 );
262 $self->pipe->winsys->fence_reference( $self->pipe->winsys, &fence, NULL );
269 void surface_copy(int do_flip,
270 struct pipe_surface *dest,
271 unsigned destx, unsigned desty,
272 struct pipe_surface *src,
273 unsigned srcx, unsigned srcy,
274 unsigned width, unsigned height) {
275 $self->pipe->surface_copy($self->pipe, do_flip, dest, destx, desty, src, srcx, srcy, width, height);
278 void surface_fill(struct pipe_surface *dst,
279 unsigned x, unsigned y,
280 unsigned width, unsigned height,
282 $self->pipe->surface_fill($self->pipe, dst, x, y, width, height, value);
285 void surface_clear(struct pipe_surface *surface, unsigned value = 0) {
286 $self->pipe->clear($self->pipe, surface, value);