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 ) {
71 fs = $self->pipe->create_fs_state($self->pipe, state);
75 if(cso_set_fragment_shader_handle($self->cso, fs) != PIPE_OK)
78 cso_delete_fragment_shader($self->cso, $self->fs);
82 void set_vertex_shader( const struct pipe_shader_state *state ) {
85 vs = $self->pipe->create_vs_state($self->pipe, state);
89 if(cso_set_vertex_shader_handle($self->cso, vs) != PIPE_OK)
92 cso_delete_vertex_shader($self->cso, $self->vs);
97 * Parameter-like state (or properties)
100 void set_blend_color(const struct pipe_blend_color *state ) {
101 cso_set_blend_color($self->cso, state);
104 void set_clip(const struct pipe_clip_state *state ) {
105 $self->pipe->set_clip_state($self->pipe, state);
108 void set_constant_buffer(unsigned shader, unsigned index,
109 struct st_buffer *buffer )
111 struct pipe_constant_buffer state;
112 memset(&state, 0, sizeof(state));
113 state.buffer = buffer->buffer;
114 state.size = buffer->buffer->size;
115 $self->pipe->set_constant_buffer($self->pipe, shader, index, &state);
118 void set_framebuffer(const struct pipe_framebuffer_state *state ) {
119 cso_set_framebuffer($self->cso, state);
122 void set_polygon_stipple(const struct pipe_poly_stipple *state ) {
123 $self->pipe->set_polygon_stipple($self->pipe, state);
126 void set_scissor(const struct pipe_scissor_state *state ) {
127 $self->pipe->set_scissor_state($self->pipe, state);
130 void set_viewport(const struct pipe_viewport_state *state) {
131 cso_set_viewport($self->cso, state);
134 void set_sampler_texture(unsigned index,
135 struct pipe_texture *texture) {
137 texture = $self->default_texture;
138 pipe_texture_reference(&$self->sampler_textures[index], texture);
139 $self->pipe->set_sampler_textures($self->pipe,
141 $self->sampler_textures);
144 void set_vertex_buffer(unsigned index,
147 unsigned buffer_offset,
148 struct st_buffer *buffer)
150 unsigned i, num_vertex_buffers;
151 struct pipe_vertex_buffer state;
153 memset(&state, 0, sizeof(state));
155 state.max_index = max_index;
156 state.buffer_offset = buffer_offset;
157 state.buffer = buffer->buffer;
159 memcpy(&$self->vertex_buffers[index], &state, sizeof(state));
161 for(i = 0; i < PIPE_MAX_ATTRIBS; ++i)
162 if(self->vertex_buffers[i].buffer)
163 num_vertex_buffers = i + 1;
165 $self->pipe->set_vertex_buffers($self->pipe,
167 $self->vertex_buffers);
170 void set_vertex_element(unsigned index,
171 const struct pipe_vertex_element *element) {
172 memcpy(&$self->vertex_elements[index], element, sizeof(*element));
173 $self->pipe->set_vertex_elements($self->pipe, PIPE_MAX_ATTRIBS, $self->vertex_elements);
180 void draw_arrays(unsigned mode, unsigned start, unsigned count) {
181 $self->pipe->draw_arrays($self->pipe, mode, start, count);
184 void draw_elements( struct st_buffer *indexBuffer,
186 unsigned mode, unsigned start, unsigned count) {
187 $self->pipe->draw_elements($self->pipe, indexBuffer->buffer, indexSize, mode, start, count);
190 void draw_vertices(unsigned prim,
192 unsigned num_attribs,
193 const float *vertices)
195 struct pipe_context *pipe = $self->pipe;
196 struct pipe_winsys *winsys = pipe->winsys;
197 struct pipe_buffer *vbuf;
201 size = num_verts * num_attribs * 4 * sizeof(float);
203 vbuf = winsys->buffer_create(winsys,
205 PIPE_BUFFER_USAGE_VERTEX,
210 map = winsys->buffer_map(winsys, vbuf, PIPE_BUFFER_USAGE_CPU_WRITE);
213 memcpy(map, vertices, size);
214 pipe->winsys->buffer_unmap(pipe->winsys, vbuf);
216 util_draw_vertex_buffer(pipe, vbuf, prim, num_verts, num_attribs);
219 pipe_buffer_reference(pipe->winsys, &vbuf, NULL);
226 struct pipe_fence_handle *fence = NULL;
227 $self->pipe->flush($self->pipe, PIPE_FLUSH_RENDER_CACHE, &fence);
228 /* TODO: allow asynchronous operation */
229 $self->pipe->winsys->fence_finish( $self->pipe->winsys, fence, 0 );
230 $self->pipe->winsys->fence_reference( $self->pipe->winsys, &fence, NULL );
237 void surface_copy(int do_flip,
238 struct pipe_surface *dest,
239 unsigned destx, unsigned desty,
240 struct pipe_surface *src,
241 unsigned srcx, unsigned srcy,
242 unsigned width, unsigned height) {
243 $self->pipe->surface_copy($self->pipe, do_flip, dest, destx, desty, src, srcx, srcy, width, height);
246 void surface_fill(struct pipe_surface *dst,
247 unsigned x, unsigned y,
248 unsigned width, unsigned height,
250 $self->pipe->surface_fill($self->pipe, dst, x, y, width, height, value);
253 void surface_clear(struct pipe_surface *surface, unsigned value = 0) {
254 $self->pipe->clear($self->pipe, surface, value);