**************************************************************************/
-#include "pipe/p_util.h"
-#include "pipe/p_winsys.h"
+#include "pipe/p_screen.h"
#include "pipe/p_context.h"
#include "pipe/p_shader_tokens.h"
-#include "pipe/p_inlines.h"
+#include "util/u_inlines.h"
#include "cso_cache/cso_context.h"
+#include "util/u_inlines.h"
+#include "util/u_math.h"
+#include "util/u_memory.h"
+#include "util/u_sampler.h"
#include "util/u_simple_shaders.h"
+#include "trace/tr_public.h"
+
#include "st_device.h"
#include "st_winsys.h"
static void
st_device_really_destroy(struct st_device *st_dev)
{
- if(st_dev->screen)
- st_dev->st_ws->screen_destroy(st_dev->screen);
+ if(st_dev->screen) {
+ /* FIXME: Don't really destroy until we keep track of every single
+ * reference or we end up causing a segmentation fault every time
+ * python exits. */
+#if 0
+ st_dev->screen->destroy(st_dev->screen);
+#endif
+ }
FREE(st_dev);
}
+static void
+st_device_reference(struct st_device **ptr, struct st_device *st_dev)
+{
+ struct st_device *old_dev = *ptr;
+
+ if (pipe_reference(&(*ptr)->reference, &st_dev->reference))
+ st_device_really_destroy(old_dev);
+ *ptr = st_dev;
+}
+
+
void
st_device_destroy(struct st_device *st_dev)
{
- if(!--st_dev->refcount)
- st_device_really_destroy(st_dev);
+ st_device_reference(&st_dev, NULL);
}
-static struct st_device *
-st_device_create_from_st_winsys(const struct st_winsys *st_ws)
+struct st_device *
+st_device_create(boolean hardware)
{
+ struct pipe_screen *screen;
struct st_device *st_dev;
-
- if(!st_ws->screen_create ||
- !st_ws->screen_destroy ||
- !st_ws->context_create ||
- !st_ws->context_destroy)
- return NULL;
-
+
+ if (hardware)
+ screen = st_hardware_screen_create();
+ else
+ screen = st_software_screen_create("softpipe");
+
+ screen = trace_screen_create(screen);
+ if (!screen)
+ goto no_screen;
+
st_dev = CALLOC_STRUCT(st_device);
- if(!st_dev)
- return NULL;
+ if (!st_dev)
+ goto no_device;
- st_dev->st_ws = st_ws;
-
- st_dev->screen = st_ws->screen_create();
- if(!st_dev->screen)
- st_device_destroy(st_dev);
+ pipe_reference_init(&st_dev->reference, 1);
+ st_dev->screen = screen;
return st_dev;
-}
-
-struct st_device *
-st_device_create(boolean hardware) {
-#if 0
- if(hardware)
- return st_device_create_from_st_winsys(&st_hardware_winsys);
- else
-#endif
- return st_device_create_from_st_winsys(&st_software_winsys);
+no_device:
+ screen->destroy(screen);
+no_screen:
+ return NULL;
}
}
if(st_ctx->pipe)
- st_ctx->st_dev->st_ws->context_destroy(st_ctx->pipe);
+ st_ctx->pipe->destroy(st_ctx->pipe);
for(i = 0; i < PIPE_MAX_SAMPLERS; ++i)
- pipe_texture_reference(&st_ctx->sampler_textures[i], NULL);
-
+ pipe_sampler_view_reference(&st_ctx->fragment_sampler_views[i], NULL);
+ for(i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; ++i)
+ pipe_sampler_view_reference(&st_ctx->vertex_sampler_views[i], NULL);
+ pipe_resource_reference(&st_ctx->default_texture, NULL);
+
FREE(st_ctx);
- if(!--st_dev->refcount)
- st_device_really_destroy(st_dev);
+ st_device_reference(&st_dev, NULL);
}
}
if(!st_ctx)
return NULL;
- st_ctx->st_dev = st_dev;
- ++st_dev->refcount;
+ st_device_reference(&st_ctx->st_dev, st_dev);
- st_ctx->pipe = st_dev->st_ws->context_create(st_dev->screen);
- if(!st_ctx->pipe)
+ st_ctx->pipe = st_dev->screen->context_create(st_dev->screen, NULL);
+ if(!st_ctx->pipe) {
st_context_destroy(st_ctx);
-
+ return NULL;
+ }
+
st_ctx->cso = cso_create_context(st_ctx->pipe);
- if(!st_ctx->cso)
+ if(!st_ctx->cso) {
st_context_destroy(st_ctx);
+ return NULL;
+ }
+
+ /* disabled blending/masking */
+ {
+ struct pipe_blend_state blend;
+ memset(&blend, 0, sizeof(blend));
+ blend.rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend.rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend.rt[0].colormask = PIPE_MASK_RGBA;
+ cso_set_blend(st_ctx->cso, &blend);
+ }
+
+ /* no-op depth/stencil/alpha */
+ {
+ struct pipe_depth_stencil_alpha_state depthstencil;
+ memset(&depthstencil, 0, sizeof(depthstencil));
+ cso_set_depth_stencil_alpha(st_ctx->cso, &depthstencil);
+ }
+
+ /* rasterizer */
+ {
+ struct pipe_rasterizer_state rasterizer;
+ memset(&rasterizer, 0, sizeof(rasterizer));
+ rasterizer.front_winding = PIPE_WINDING_CW;
+ rasterizer.cull_mode = PIPE_WINDING_NONE;
+ cso_set_rasterizer(st_ctx->cso, &rasterizer);
+ }
+
+ /* clip */
+ {
+ struct pipe_clip_state clip;
+ memset(&clip, 0, sizeof(clip));
+ st_ctx->pipe->set_clip_state(st_ctx->pipe, &clip);
+ }
+
+ /* identity viewport */
+ {
+ struct pipe_viewport_state viewport;
+ viewport.scale[0] = 1.0;
+ viewport.scale[1] = 1.0;
+ viewport.scale[2] = 1.0;
+ viewport.scale[3] = 1.0;
+ viewport.translate[0] = 0.0;
+ viewport.translate[1] = 0.0;
+ viewport.translate[2] = 0.0;
+ viewport.translate[3] = 0.0;
+ cso_set_viewport(st_ctx->cso, &viewport);
+ }
+
+ /* samplers */
+ {
+ struct pipe_sampler_state sampler;
+ unsigned i;
+ memset(&sampler, 0, sizeof(sampler));
+ sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
+ sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NEAREST;
+ sampler.min_img_filter = PIPE_TEX_MIPFILTER_NEAREST;
+ sampler.mag_img_filter = PIPE_TEX_MIPFILTER_NEAREST;
+ sampler.normalized_coords = 1;
+ for (i = 0; i < PIPE_MAX_SAMPLERS; i++)
+ cso_single_sampler(st_ctx->cso, i, &sampler);
+ cso_single_sampler_done(st_ctx->cso);
+ }
+
+ /* default textures */
+ {
+ struct pipe_context *pipe = st_ctx->pipe;
+ struct pipe_screen *screen = st_dev->screen;
+ struct pipe_resource templat;
+ struct pipe_sampler_view view_templ;
+ struct pipe_sampler_view *view;
+ unsigned i;
+
+ memset( &templat, 0, sizeof( templat ) );
+ templat.target = PIPE_TEXTURE_2D;
+ templat.format = PIPE_FORMAT_B8G8R8A8_UNORM;
+ templat.width0 = 1;
+ templat.height0 = 1;
+ templat.depth0 = 1;
+ templat.last_level = 0;
+ templat.bind = PIPE_BIND_SAMPLER_VIEW;
+
+ st_ctx->default_texture = screen->resource_create( screen, &templat );
+ if(st_ctx->default_texture) {
+ struct pipe_box box;
+ uint32_t zero = 0;
+
+ u_box_origin_2d( 1, 1, &box );
+
+ pipe->transfer_inline_write(pipe,
+ st_ctx->default_texture,
+ u_subresource(0,0),
+ PIPE_TRANSFER_WRITE,
+ &box,
+ &zero,
+ sizeof zero,
+ 0);
+ }
+
+ u_sampler_view_default_template(&view_templ,
+ st_ctx->default_texture,
+ st_ctx->default_texture->format);
+ view = st_ctx->pipe->create_sampler_view(st_ctx->pipe,
+ st_ctx->default_texture,
+ &view_templ);
+
+ for (i = 0; i < PIPE_MAX_SAMPLERS; i++)
+ pipe_sampler_view_reference(&st_ctx->fragment_sampler_views[i], view);
+ for (i = 0; i < PIPE_MAX_VERTEX_SAMPLERS; i++)
+ pipe_sampler_view_reference(&st_ctx->vertex_sampler_views[i], view);
+
+ st_ctx->pipe->set_fragment_sampler_views(st_ctx->pipe,
+ PIPE_MAX_SAMPLERS,
+ st_ctx->fragment_sampler_views);
+ st_ctx->pipe->set_vertex_sampler_views(st_ctx->pipe,
+ PIPE_MAX_VERTEX_SAMPLERS,
+ st_ctx->vertex_sampler_views);
+
+ pipe_sampler_view_reference(&view, NULL);
+ }
/* vertex shader */
{
st_ctx->vs = util_make_vertex_passthrough_shader(st_ctx->pipe,
2,
semantic_names,
- semantic_indexes,
- &st_ctx->vert_shader);
+ semantic_indexes);
+ cso_set_vertex_shader_handle(st_ctx->cso, st_ctx->vs);
}
/* fragment shader */
- st_ctx->fs = util_make_fragment_passthrough_shader(st_ctx->pipe,
- &st_ctx->frag_shader);
-
- cso_set_fragment_shader_handle(st_ctx->cso, st_ctx->fs);
- cso_set_vertex_shader_handle(st_ctx->cso, st_ctx->vs);
+ {
+ st_ctx->fs = util_make_fragment_passthrough_shader(st_ctx->pipe);
+ cso_set_fragment_shader_handle(st_ctx->cso, st_ctx->fs);
+ }
return st_ctx;
}