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-rw-r--r--src/gallium/drivers/identity/Makefile12
-rw-r--r--src/gallium/drivers/identity/SConscript14
-rw-r--r--src/gallium/drivers/identity/id_context.c952
-rw-r--r--src/gallium/drivers/identity/id_context.h52
-rw-r--r--src/gallium/drivers/identity/id_drm.c93
-rw-r--r--src/gallium/drivers/identity/id_drm.h35
-rw-r--r--src/gallium/drivers/identity/id_objects.c187
-rw-r--r--src/gallium/drivers/identity/id_objects.h176
-rw-r--r--src/gallium/drivers/identity/id_public.h37
-rw-r--r--src/gallium/drivers/identity/id_screen.c325
-rw-r--r--src/gallium/drivers/identity/id_screen.h48
11 files changed, 1931 insertions, 0 deletions
diff --git a/src/gallium/drivers/identity/Makefile b/src/gallium/drivers/identity/Makefile
new file mode 100644
index 0000000000..e32b9102e5
--- /dev/null
+++ b/src/gallium/drivers/identity/Makefile
@@ -0,0 +1,12 @@
+TOP = ../../../..
+include $(TOP)/configs/current
+
+LIBNAME = identity
+
+C_SOURCES = \
+ id_objects.c \
+ id_context.c \
+ id_screen.c \
+ id_drm.c
+
+include ../../Makefile.template
diff --git a/src/gallium/drivers/identity/SConscript b/src/gallium/drivers/identity/SConscript
new file mode 100644
index 0000000000..2a68891c28
--- /dev/null
+++ b/src/gallium/drivers/identity/SConscript
@@ -0,0 +1,14 @@
+Import('*')
+
+env = env.Clone()
+
+identity = env.ConvenienceLibrary(
+ target = 'identity',
+ source = [
+ 'id_context.c',
+ 'id_drm.c',
+ 'id_objects.c',
+ 'id_screen.c',
+ ])
+
+Export('identity')
diff --git a/src/gallium/drivers/identity/id_context.c b/src/gallium/drivers/identity/id_context.c
new file mode 100644
index 0000000000..67be895b38
--- /dev/null
+++ b/src/gallium/drivers/identity/id_context.c
@@ -0,0 +1,952 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+
+#include "pipe/p_context.h"
+#include "util/u_memory.h"
+#include "util/u_inlines.h"
+
+#include "id_context.h"
+#include "id_objects.h"
+
+
+static void
+identity_destroy(struct pipe_context *_pipe)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->destroy(pipe);
+
+ FREE(id_pipe);
+}
+
+static void
+identity_draw_arrays(struct pipe_context *_pipe,
+ unsigned prim,
+ unsigned start,
+ unsigned count)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->draw_arrays(pipe,
+ prim,
+ start,
+ count);
+}
+
+static void
+identity_draw_elements(struct pipe_context *_pipe,
+ struct pipe_resource *_indexResource,
+ unsigned indexSize,
+ int indexBias,
+ unsigned prim,
+ unsigned start,
+ unsigned count)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_resource *id_resource = identity_resource(_indexResource);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_resource *indexResource = id_resource->resource;
+
+ pipe->draw_elements(pipe,
+ indexResource,
+ indexSize,
+ indexBias,
+ prim,
+ start,
+ count);
+}
+
+static void
+identity_draw_range_elements(struct pipe_context *_pipe,
+ struct pipe_resource *_indexResource,
+ unsigned indexSize,
+ int indexBias,
+ unsigned minIndex,
+ unsigned maxIndex,
+ unsigned mode,
+ unsigned start,
+ unsigned count)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_resource *id_resource = identity_resource(_indexResource);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_resource *indexResource = id_resource->resource;
+
+ pipe->draw_range_elements(pipe,
+ indexResource,
+ indexSize,
+ indexBias,
+ minIndex,
+ maxIndex,
+ mode,
+ start,
+ count);
+}
+
+static struct pipe_query *
+identity_create_query(struct pipe_context *_pipe,
+ unsigned query_type)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_query(pipe,
+ query_type);
+}
+
+static void
+identity_destroy_query(struct pipe_context *_pipe,
+ struct pipe_query *query)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->destroy_query(pipe,
+ query);
+}
+
+static void
+identity_begin_query(struct pipe_context *_pipe,
+ struct pipe_query *query)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->begin_query(pipe,
+ query);
+}
+
+static void
+identity_end_query(struct pipe_context *_pipe,
+ struct pipe_query *query)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->end_query(pipe,
+ query);
+}
+
+static boolean
+identity_get_query_result(struct pipe_context *_pipe,
+ struct pipe_query *query,
+ boolean wait,
+ void *result)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->get_query_result(pipe,
+ query,
+ wait,
+ result);
+}
+
+static void *
+identity_create_blend_state(struct pipe_context *_pipe,
+ const struct pipe_blend_state *blend)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_blend_state(pipe,
+ blend);
+}
+
+static void
+identity_bind_blend_state(struct pipe_context *_pipe,
+ void *blend)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_blend_state(pipe,
+ blend);
+}
+
+static void
+identity_delete_blend_state(struct pipe_context *_pipe,
+ void *blend)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_blend_state(pipe,
+ blend);
+}
+
+static void *
+identity_create_sampler_state(struct pipe_context *_pipe,
+ const struct pipe_sampler_state *sampler)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_sampler_state(pipe,
+ sampler);
+}
+
+static void
+identity_bind_fragment_sampler_states(struct pipe_context *_pipe,
+ unsigned num_samplers,
+ void **samplers)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_fragment_sampler_states(pipe,
+ num_samplers,
+ samplers);
+}
+
+static void
+identity_bind_vertex_sampler_states(struct pipe_context *_pipe,
+ unsigned num_samplers,
+ void **samplers)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_vertex_sampler_states(pipe,
+ num_samplers,
+ samplers);
+}
+
+static void
+identity_delete_sampler_state(struct pipe_context *_pipe,
+ void *sampler)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_sampler_state(pipe,
+ sampler);
+}
+
+static void *
+identity_create_rasterizer_state(struct pipe_context *_pipe,
+ const struct pipe_rasterizer_state *rasterizer)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_rasterizer_state(pipe,
+ rasterizer);
+}
+
+static void
+identity_bind_rasterizer_state(struct pipe_context *_pipe,
+ void *rasterizer)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_rasterizer_state(pipe,
+ rasterizer);
+}
+
+static void
+identity_delete_rasterizer_state(struct pipe_context *_pipe,
+ void *rasterizer)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_rasterizer_state(pipe,
+ rasterizer);
+}
+
+static void *
+identity_create_depth_stencil_alpha_state(struct pipe_context *_pipe,
+ const struct pipe_depth_stencil_alpha_state *depth_stencil_alpha)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_depth_stencil_alpha_state(pipe,
+ depth_stencil_alpha);
+}
+
+static void
+identity_bind_depth_stencil_alpha_state(struct pipe_context *_pipe,
+ void *depth_stencil_alpha)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_depth_stencil_alpha_state(pipe,
+ depth_stencil_alpha);
+}
+
+static void
+identity_delete_depth_stencil_alpha_state(struct pipe_context *_pipe,
+ void *depth_stencil_alpha)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_depth_stencil_alpha_state(pipe,
+ depth_stencil_alpha);
+}
+
+static void *
+identity_create_fs_state(struct pipe_context *_pipe,
+ const struct pipe_shader_state *fs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_fs_state(pipe,
+ fs);
+}
+
+static void
+identity_bind_fs_state(struct pipe_context *_pipe,
+ void *fs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_fs_state(pipe,
+ fs);
+}
+
+static void
+identity_delete_fs_state(struct pipe_context *_pipe,
+ void *fs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_fs_state(pipe,
+ fs);
+}
+
+static void *
+identity_create_vs_state(struct pipe_context *_pipe,
+ const struct pipe_shader_state *vs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_vs_state(pipe,
+ vs);
+}
+
+static void
+identity_bind_vs_state(struct pipe_context *_pipe,
+ void *vs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_vs_state(pipe,
+ vs);
+}
+
+static void
+identity_delete_vs_state(struct pipe_context *_pipe,
+ void *vs)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_vs_state(pipe,
+ vs);
+}
+
+
+static void *
+identity_create_vertex_elements_state(struct pipe_context *_pipe,
+ unsigned num_elements,
+ const struct pipe_vertex_element *vertex_elements)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ return pipe->create_vertex_elements_state(pipe,
+ num_elements,
+ vertex_elements);
+}
+
+static void
+identity_bind_vertex_elements_state(struct pipe_context *_pipe,
+ void *velems)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->bind_vertex_elements_state(pipe,
+ velems);
+}
+
+static void
+identity_delete_vertex_elements_state(struct pipe_context *_pipe,
+ void *velems)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->delete_vertex_elements_state(pipe,
+ velems);
+}
+
+static void
+identity_set_blend_color(struct pipe_context *_pipe,
+ const struct pipe_blend_color *blend_color)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_blend_color(pipe,
+ blend_color);
+}
+
+static void
+identity_set_stencil_ref(struct pipe_context *_pipe,
+ const struct pipe_stencil_ref *stencil_ref)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_stencil_ref(pipe,
+ stencil_ref);
+}
+
+static void
+identity_set_clip_state(struct pipe_context *_pipe,
+ const struct pipe_clip_state *clip)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_clip_state(pipe,
+ clip);
+}
+
+static void
+identity_set_sample_mask(struct pipe_context *_pipe,
+ unsigned sample_mask)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_sample_mask(pipe,
+ sample_mask);
+}
+
+static void
+identity_set_constant_buffer(struct pipe_context *_pipe,
+ uint shader,
+ uint index,
+ struct pipe_resource *_resource)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_resource *unwrapped_resource;
+ struct pipe_resource *resource = NULL;
+
+ /* XXX hmm? unwrap the input state */
+ if (_resource) {
+ unwrapped_resource = identity_resource_unwrap(_resource);
+ resource = unwrapped_resource;
+ }
+
+ pipe->set_constant_buffer(pipe,
+ shader,
+ index,
+ resource);
+}
+
+static void
+identity_set_framebuffer_state(struct pipe_context *_pipe,
+ const struct pipe_framebuffer_state *_state)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_framebuffer_state unwrapped_state;
+ struct pipe_framebuffer_state *state = NULL;
+ unsigned i;
+
+ /* unwrap the input state */
+ if (_state) {
+ memcpy(&unwrapped_state, _state, sizeof(unwrapped_state));
+ for(i = 0; i < _state->nr_cbufs; i++)
+ unwrapped_state.cbufs[i] = identity_surface_unwrap(_state->cbufs[i]);
+ for (; i < PIPE_MAX_COLOR_BUFS; i++)
+ unwrapped_state.cbufs[i] = NULL;
+ unwrapped_state.zsbuf = identity_surface_unwrap(_state->zsbuf);
+ state = &unwrapped_state;
+ }
+
+ pipe->set_framebuffer_state(pipe,
+ state);
+}
+
+static void
+identity_set_polygon_stipple(struct pipe_context *_pipe,
+ const struct pipe_poly_stipple *poly_stipple)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_polygon_stipple(pipe,
+ poly_stipple);
+}
+
+static void
+identity_set_scissor_state(struct pipe_context *_pipe,
+ const struct pipe_scissor_state *scissor)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_scissor_state(pipe,
+ scissor);
+}
+
+static void
+identity_set_viewport_state(struct pipe_context *_pipe,
+ const struct pipe_viewport_state *viewport)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->set_viewport_state(pipe,
+ viewport);
+}
+
+static void
+identity_set_fragment_sampler_views(struct pipe_context *_pipe,
+ unsigned num,
+ struct pipe_sampler_view **_views)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_sampler_view *unwrapped_views[PIPE_MAX_SAMPLERS];
+ struct pipe_sampler_view **views = NULL;
+ unsigned i;
+
+ if (_views) {
+ for (i = 0; i < num; i++)
+ unwrapped_views[i] = identity_sampler_view_unwrap(_views[i]);
+ for (; i < PIPE_MAX_SAMPLERS; i++)
+ unwrapped_views[i] = NULL;
+
+ views = unwrapped_views;
+ }
+
+ pipe->set_fragment_sampler_views(pipe, num, views);
+}
+
+static void
+identity_set_vertex_sampler_views(struct pipe_context *_pipe,
+ unsigned num,
+ struct pipe_sampler_view **_views)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_sampler_view *unwrapped_views[PIPE_MAX_VERTEX_SAMPLERS];
+ struct pipe_sampler_view **views = NULL;
+ unsigned i;
+
+ if (_views) {
+ for (i = 0; i < num; i++)
+ unwrapped_views[i] = identity_sampler_view_unwrap(_views[i]);
+ for (; i < PIPE_MAX_VERTEX_SAMPLERS; i++)
+ unwrapped_views[i] = NULL;
+
+ views = unwrapped_views;
+ }
+
+ pipe->set_vertex_sampler_views(pipe, num, views);
+}
+
+static void
+identity_set_vertex_buffers(struct pipe_context *_pipe,
+ unsigned num_buffers,
+ const struct pipe_vertex_buffer *_buffers)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_vertex_buffer unwrapped_buffers[PIPE_MAX_SHADER_INPUTS];
+ struct pipe_vertex_buffer *buffers = NULL;
+ unsigned i;
+
+ if (num_buffers) {
+ memcpy(unwrapped_buffers, _buffers, num_buffers * sizeof(*_buffers));
+ for (i = 0; i < num_buffers; i++)
+ unwrapped_buffers[i].buffer = identity_resource_unwrap(_buffers[i].buffer);
+ buffers = unwrapped_buffers;
+ }
+
+ pipe->set_vertex_buffers(pipe,
+ num_buffers,
+ buffers);
+}
+static void
+identity_resource_copy_region(struct pipe_context *_pipe,
+ struct pipe_resource *_dst,
+ struct pipe_subresource subdst,
+ unsigned dstx,
+ unsigned dsty,
+ unsigned dstz,
+ struct pipe_resource *_src,
+ struct pipe_subresource subsrc,
+ unsigned srcx,
+ unsigned srcy,
+ unsigned srcz,
+ unsigned width,
+ unsigned height)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_resource *id_resource_dst = identity_resource(_dst);
+ struct identity_resource *id_resource_src = identity_resource(_src);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_resource *dst = id_resource_dst->resource;
+ struct pipe_resource *src = id_resource_src->resource;
+
+ pipe->resource_copy_region(pipe,
+ dst,
+ subdst,
+ dstx,
+ dsty,
+ dstz,
+ src,
+ subsrc,
+ srcx,
+ srcy,
+ srcz,
+ width,
+ height);
+}
+
+static void
+identity_clear(struct pipe_context *_pipe,
+ unsigned buffers,
+ const float *rgba,
+ double depth,
+ unsigned stencil)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->clear(pipe,
+ buffers,
+ rgba,
+ depth,
+ stencil);
+}
+
+static void
+identity_clear_render_target(struct pipe_context *_pipe,
+ struct pipe_surface *_dst,
+ const float *rgba,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_surface *id_surface_dst = identity_surface(_dst);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_surface *dst = id_surface_dst->surface;
+
+ pipe->clear_render_target(pipe,
+ dst,
+ rgba,
+ dstx,
+ dsty,
+ width,
+ height);
+}
+static void
+identity_clear_depth_stencil(struct pipe_context *_pipe,
+ struct pipe_surface *_dst,
+ unsigned clear_flags,
+ double depth,
+ unsigned stencil,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_surface *id_surface_dst = identity_surface(_dst);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_surface *dst = id_surface_dst->surface;
+
+ pipe->clear_depth_stencil(pipe,
+ dst,
+ clear_flags,
+ depth,
+ stencil,
+ dstx,
+ dsty,
+ width,
+ height);
+
+}
+
+static void
+identity_flush(struct pipe_context *_pipe,
+ unsigned flags,
+ struct pipe_fence_handle **fence)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct pipe_context *pipe = id_pipe->pipe;
+
+ pipe->flush(pipe,
+ flags,
+ fence);
+}
+
+static unsigned int
+identity_is_resource_referenced(struct pipe_context *_pipe,
+ struct pipe_resource *_resource,
+ unsigned face,
+ unsigned level)
+{
+ struct identity_context *id_pipe = identity_context(_pipe);
+ struct identity_resource *id_resource = identity_resource(_resource);
+ struct pipe_context *pipe = id_pipe->pipe;
+ struct pipe_resource *resource = id_resource->resource;
+
+ return pipe->is_resource_referenced(pipe,
+ resource,
+ face,
+ level);
+}
+
+static struct pipe_sampler_view *
+identity_context_create_sampler_view(struct pipe_context *_pipe,
+ struct pipe_resource *_resource,
+ const struct pipe_sampler_view *templ)
+{
+ struct identity_context *id_context = identity_context(_pipe);
+ struct identity_resource *id_resource = identity_resource(_resource);
+ struct pipe_context *pipe = id_context->pipe;
+ struct pipe_resource *resource = id_resource->resource;
+ struct pipe_sampler_view *result;
+
+ result = pipe->create_sampler_view(pipe,
+ resource,
+ templ);
+
+ if (result)
+ return identity_sampler_view_create(id_context, id_resource, result);
+ return NULL;
+}
+
+static void
+identity_context_sampler_view_destroy(struct pipe_context *_pipe,
+ struct pipe_sampler_view *_view)
+{
+ identity_sampler_view_destroy(identity_context(_pipe),
+ identity_sampler_view(_view));
+}
+
+static struct pipe_transfer *
+identity_context_get_transfer(struct pipe_context *_context,
+ struct pipe_resource *_resource,
+ struct pipe_subresource sr,
+ unsigned usage,
+ const struct pipe_box *box)
+{
+ struct identity_context *id_context = identity_context(_context);
+ struct identity_resource *id_resource = identity_resource(_resource);
+ struct pipe_context *context = id_context->pipe;
+ struct pipe_resource *resource = id_resource->resource;
+ struct pipe_transfer *result;
+
+ result = context->get_transfer(context,
+ resource,
+ sr,
+ usage,
+ box);
+
+ if (result)
+ return identity_transfer_create(id_context, id_resource, result);
+ return NULL;
+}
+
+static void
+identity_context_transfer_destroy(struct pipe_context *_pipe,
+ struct pipe_transfer *_transfer)
+{
+ identity_transfer_destroy(identity_context(_pipe),
+ identity_transfer(_transfer));
+}
+
+static void *
+identity_context_transfer_map(struct pipe_context *_context,
+ struct pipe_transfer *_transfer)
+{
+ struct identity_context *id_context = identity_context(_context);
+ struct identity_transfer *id_transfer = identity_transfer(_transfer);
+ struct pipe_context *context = id_context->pipe;
+ struct pipe_transfer *transfer = id_transfer->transfer;
+
+ return context->transfer_map(context,
+ transfer);
+}
+
+
+
+static void
+identity_context_transfer_flush_region(struct pipe_context *_context,
+ struct pipe_transfer *_transfer,
+ const struct pipe_box *box)
+{
+ struct identity_context *id_context = identity_context(_context);
+ struct identity_transfer *id_transfer = identity_transfer(_transfer);
+ struct pipe_context *context = id_context->pipe;
+ struct pipe_transfer *transfer = id_transfer->transfer;
+
+ context->transfer_flush_region(context,
+ transfer,
+ box);
+}
+
+
+static void
+identity_context_transfer_unmap(struct pipe_context *_context,
+ struct pipe_transfer *_transfer)
+{
+ struct identity_context *id_context = identity_context(_context);
+ struct identity_transfer *id_transfer = identity_transfer(_transfer);
+ struct pipe_context *context = id_context->pipe;
+ struct pipe_transfer *transfer = id_transfer->transfer;
+
+ context->transfer_unmap(context,
+ transfer);
+}
+
+
+static void
+identity_context_transfer_inline_write(struct pipe_context *_context,
+ struct pipe_resource *_resource,
+ struct pipe_subresource sr,
+ unsigned usage,
+ const struct pipe_box *box,
+ const void *data,
+ unsigned stride,
+ unsigned slice_stride)
+{
+ struct identity_context *id_context = identity_context(_context);
+ struct identity_resource *id_resource = identity_resource(_resource);
+ struct pipe_context *context = id_context->pipe;
+ struct pipe_resource *resource = id_resource->resource;
+
+ context->transfer_inline_write(context,
+ resource,
+ sr,
+ usage,
+ box,
+ data,
+ stride,
+ slice_stride);
+}
+
+
+struct pipe_context *
+identity_context_create(struct pipe_screen *_screen, struct pipe_context *pipe)
+{
+ struct identity_context *id_pipe;
+ (void)identity_screen(_screen);
+
+ id_pipe = CALLOC_STRUCT(identity_context);
+ if (!id_pipe) {
+ return NULL;
+ }
+
+ id_pipe->base.winsys = NULL;
+ id_pipe->base.screen = _screen;
+ id_pipe->base.priv = pipe->priv; /* expose wrapped data */
+ id_pipe->base.draw = NULL;
+
+ id_pipe->base.destroy = identity_destroy;
+ id_pipe->base.draw_arrays = identity_draw_arrays;
+ id_pipe->base.draw_elements = identity_draw_elements;
+ id_pipe->base.draw_range_elements = identity_draw_range_elements;
+ id_pipe->base.create_query = identity_create_query;
+ id_pipe->base.destroy_query = identity_destroy_query;
+ id_pipe->base.begin_query = identity_begin_query;
+ id_pipe->base.end_query = identity_end_query;
+ id_pipe->base.get_query_result = identity_get_query_result;
+ id_pipe->base.create_blend_state = identity_create_blend_state;
+ id_pipe->base.bind_blend_state = identity_bind_blend_state;
+ id_pipe->base.delete_blend_state = identity_delete_blend_state;
+ id_pipe->base.create_sampler_state = identity_create_sampler_state;
+ id_pipe->base.bind_fragment_sampler_states = identity_bind_fragment_sampler_states;
+ id_pipe->base.bind_vertex_sampler_states = identity_bind_vertex_sampler_states;
+ id_pipe->base.delete_sampler_state = identity_delete_sampler_state;
+ id_pipe->base.create_rasterizer_state = identity_create_rasterizer_state;
+ id_pipe->base.bind_rasterizer_state = identity_bind_rasterizer_state;
+ id_pipe->base.delete_rasterizer_state = identity_delete_rasterizer_state;
+ id_pipe->base.create_depth_stencil_alpha_state = identity_create_depth_stencil_alpha_state;
+ id_pipe->base.bind_depth_stencil_alpha_state = identity_bind_depth_stencil_alpha_state;
+ id_pipe->base.delete_depth_stencil_alpha_state = identity_delete_depth_stencil_alpha_state;
+ id_pipe->base.create_fs_state = identity_create_fs_state;
+ id_pipe->base.bind_fs_state = identity_bind_fs_state;
+ id_pipe->base.delete_fs_state = identity_delete_fs_state;
+ id_pipe->base.create_vs_state = identity_create_vs_state;
+ id_pipe->base.bind_vs_state = identity_bind_vs_state;
+ id_pipe->base.delete_vs_state = identity_delete_vs_state;
+ id_pipe->base.create_vertex_elements_state = identity_create_vertex_elements_state;
+ id_pipe->base.bind_vertex_elements_state = identity_bind_vertex_elements_state;
+ id_pipe->base.delete_vertex_elements_state = identity_delete_vertex_elements_state;
+ id_pipe->base.set_blend_color = identity_set_blend_color;
+ id_pipe->base.set_stencil_ref = identity_set_stencil_ref;
+ id_pipe->base.set_clip_state = identity_set_clip_state;
+ id_pipe->base.set_sample_mask = identity_set_sample_mask;
+ id_pipe->base.set_constant_buffer = identity_set_constant_buffer;
+ id_pipe->base.set_framebuffer_state = identity_set_framebuffer_state;
+ id_pipe->base.set_polygon_stipple = identity_set_polygon_stipple;
+ id_pipe->base.set_scissor_state = identity_set_scissor_state;
+ id_pipe->base.set_viewport_state = identity_set_viewport_state;
+ id_pipe->base.set_fragment_sampler_views = identity_set_fragment_sampler_views;
+ id_pipe->base.set_vertex_sampler_views = identity_set_vertex_sampler_views;
+ id_pipe->base.set_vertex_buffers = identity_set_vertex_buffers;
+ id_pipe->base.resource_copy_region = identity_resource_copy_region;
+ id_pipe->base.clear = identity_clear;
+ id_pipe->base.clear_render_target = identity_clear_render_target;
+ id_pipe->base.clear_depth_stencil = identity_clear_depth_stencil;
+ id_pipe->base.flush = identity_flush;
+ id_pipe->base.is_resource_referenced = identity_is_resource_referenced;
+ id_pipe->base.create_sampler_view = identity_context_create_sampler_view;
+ id_pipe->base.sampler_view_destroy = identity_context_sampler_view_destroy;
+ id_pipe->base.get_transfer = identity_context_get_transfer;
+ id_pipe->base.transfer_destroy = identity_context_transfer_destroy;
+ id_pipe->base.transfer_map = identity_context_transfer_map;
+ id_pipe->base.transfer_unmap = identity_context_transfer_unmap;
+ id_pipe->base.transfer_flush_region = identity_context_transfer_flush_region;
+ id_pipe->base.transfer_inline_write = identity_context_transfer_inline_write;
+
+ id_pipe->pipe = pipe;
+
+ return &id_pipe->base;
+}
diff --git a/src/gallium/drivers/identity/id_context.h b/src/gallium/drivers/identity/id_context.h
new file mode 100644
index 0000000000..6d3c1899d5
--- /dev/null
+++ b/src/gallium/drivers/identity/id_context.h
@@ -0,0 +1,52 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+#ifndef ID_CONTEXT_H
+#define ID_CONTEXT_H
+
+#include "pipe/p_state.h"
+#include "pipe/p_context.h"
+
+
+struct identity_context {
+ struct pipe_context base; /**< base class */
+
+ struct pipe_context *pipe;
+};
+
+
+struct pipe_context *
+identity_context_create(struct pipe_screen *screen, struct pipe_context *pipe);
+
+
+static INLINE struct identity_context *
+identity_context(struct pipe_context *pipe)
+{
+ return (struct identity_context *)pipe;
+}
+
+#endif /* ID_CONTEXT_H */
diff --git a/src/gallium/drivers/identity/id_drm.c b/src/gallium/drivers/identity/id_drm.c
new file mode 100644
index 0000000000..15d01519f8
--- /dev/null
+++ b/src/gallium/drivers/identity/id_drm.c
@@ -0,0 +1,93 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+#include "state_tracker/drm_api.h"
+
+#include "util/u_memory.h"
+#include "id_drm.h"
+#include "id_screen.h"
+#include "id_public.h"
+
+struct identity_drm_api
+{
+ struct drm_api base;
+
+ struct drm_api *api;
+};
+
+static INLINE struct identity_drm_api *
+identity_drm_api(struct drm_api *_api)
+{
+ return (struct identity_drm_api *)_api;
+}
+
+static struct pipe_screen *
+identity_drm_create_screen(struct drm_api *_api, int fd)
+{
+ struct identity_drm_api *id_api = identity_drm_api(_api);
+ struct drm_api *api = id_api->api;
+ struct pipe_screen *screen;
+
+ screen = api->create_screen(api, fd);
+
+ return identity_screen_create(screen);
+}
+
+static void
+identity_drm_destroy(struct drm_api *_api)
+{
+ struct identity_drm_api *id_api = identity_drm_api(_api);
+ struct drm_api *api = id_api->api;
+ api->destroy(api);
+
+ FREE(id_api);
+}
+
+struct drm_api *
+identity_drm_create(struct drm_api *api)
+{
+ struct identity_drm_api *id_api;
+
+ if (!api)
+ goto error;
+
+ id_api = CALLOC_STRUCT(identity_drm_api);
+
+ if (!id_api)
+ goto error;
+
+ id_api->base.name = api->name;
+ id_api->base.driver_name = api->driver_name;
+ id_api->base.create_screen = identity_drm_create_screen;
+ id_api->base.destroy = identity_drm_destroy;
+ id_api->api = api;
+
+ return &id_api->base;
+
+error:
+ return api;
+}
diff --git a/src/gallium/drivers/identity/id_drm.h b/src/gallium/drivers/identity/id_drm.h
new file mode 100644
index 0000000000..cf2ad2ce07
--- /dev/null
+++ b/src/gallium/drivers/identity/id_drm.h
@@ -0,0 +1,35 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+#ifndef ID_DRM_H
+#define ID_DRM_H
+
+struct drm_api;
+
+struct drm_api* identity_drm_create(struct drm_api *api);
+
+#endif /* ID_DRM_H */
diff --git a/src/gallium/drivers/identity/id_objects.c b/src/gallium/drivers/identity/id_objects.c
new file mode 100644
index 0000000000..ca4743f9ef
--- /dev/null
+++ b/src/gallium/drivers/identity/id_objects.c
@@ -0,0 +1,187 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+#include "util/u_inlines.h"
+#include "util/u_memory.h"
+
+#include "id_screen.h"
+#include "id_objects.h"
+#include "id_context.h"
+
+
+
+struct pipe_resource *
+identity_resource_create(struct identity_screen *id_screen,
+ struct pipe_resource *resource)
+{
+ struct identity_resource *id_resource;
+
+ if(!resource)
+ goto error;
+
+ assert(resource->screen == id_screen->screen);
+
+ id_resource = CALLOC_STRUCT(identity_resource);
+ if(!id_resource)
+ goto error;
+
+ memcpy(&id_resource->base, resource, sizeof(struct pipe_resource));
+
+ pipe_reference_init(&id_resource->base.reference, 1);
+ id_resource->base.screen = &id_screen->base;
+ id_resource->resource = resource;
+
+ return &id_resource->base;
+
+error:
+ pipe_resource_reference(&resource, NULL);
+ return NULL;
+}
+
+void
+identity_resource_destroy(struct identity_resource *id_resource)
+{
+ pipe_resource_reference(&id_resource->resource, NULL);
+ FREE(id_resource);
+}
+
+
+struct pipe_surface *
+identity_surface_create(struct identity_resource *id_resource,
+ struct pipe_surface *surface)
+{
+ struct identity_surface *id_surface;
+
+ if(!surface)
+ goto error;
+
+ assert(surface->texture == id_resource->resource);
+
+ id_surface = CALLOC_STRUCT(identity_surface);
+ if(!id_surface)
+ goto error;
+
+ memcpy(&id_surface->base, surface, sizeof(struct pipe_surface));
+
+ pipe_reference_init(&id_surface->base.reference, 1);
+ id_surface->base.texture = NULL;
+ pipe_resource_reference(&id_surface->base.texture, &id_resource->base);
+ id_surface->surface = surface;
+
+ return &id_surface->base;
+
+error:
+ pipe_surface_reference(&surface, NULL);
+ return NULL;
+}
+
+void
+identity_surface_destroy(struct identity_surface *id_surface)
+{
+ pipe_resource_reference(&id_surface->base.texture, NULL);
+ pipe_surface_reference(&id_surface->surface, NULL);
+ FREE(id_surface);
+}
+
+
+struct pipe_sampler_view *
+identity_sampler_view_create(struct identity_context *id_context,
+ struct identity_resource *id_resource,
+ struct pipe_sampler_view *view)
+{
+ struct identity_sampler_view *id_view;
+
+ if (!view)
+ goto error;
+
+ assert(view->texture == id_resource->resource);
+
+ id_view = MALLOC(sizeof(struct identity_sampler_view));
+
+ id_view->base = *view;
+ id_view->base.reference.count = 1;
+ id_view->base.texture = NULL;
+ pipe_resource_reference(&id_view->base.texture, id_resource->resource);
+ id_view->base.context = id_context->pipe;
+
+ return &id_view->base;
+error:
+ return NULL;
+}
+
+void
+identity_sampler_view_destroy(struct identity_context *id_context,
+ struct identity_sampler_view *id_view)
+{
+ pipe_resource_reference(&id_view->base.texture, NULL);
+ id_context->pipe->sampler_view_destroy(id_context->pipe,
+ id_view->sampler_view);
+ FREE(id_view);
+}
+
+
+struct pipe_transfer *
+identity_transfer_create(struct identity_context *id_context,
+ struct identity_resource *id_resource,
+ struct pipe_transfer *transfer)
+{
+ struct identity_transfer *id_transfer;
+
+ if(!transfer)
+ goto error;
+
+ assert(transfer->resource == id_resource->resource);
+
+ id_transfer = CALLOC_STRUCT(identity_transfer);
+ if(!id_transfer)
+ goto error;
+
+ memcpy(&id_transfer->base, transfer, sizeof(struct pipe_transfer));
+
+ id_transfer->base.resource = NULL;
+ id_transfer->transfer = transfer;
+
+ pipe_resource_reference(&id_transfer->base.resource, &id_resource->base);
+ assert(id_transfer->base.resource == &id_resource->base);
+
+ return &id_transfer->base;
+
+error:
+ id_context->pipe->transfer_destroy(id_context->pipe, transfer);
+ return NULL;
+}
+
+void
+identity_transfer_destroy(struct identity_context *id_context,
+ struct identity_transfer *id_transfer)
+{
+ pipe_resource_reference(&id_transfer->base.resource, NULL);
+ id_transfer->pipe->transfer_destroy(id_context->pipe,
+ id_transfer->transfer);
+ FREE(id_transfer);
+}
+
diff --git a/src/gallium/drivers/identity/id_objects.h b/src/gallium/drivers/identity/id_objects.h
new file mode 100644
index 0000000000..5eea10b0b5
--- /dev/null
+++ b/src/gallium/drivers/identity/id_objects.h
@@ -0,0 +1,176 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+#ifndef ID_OBJECTS_H
+#define ID_OBJECTS_H
+
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_state.h"
+
+#include "id_screen.h"
+
+struct identity_context;
+
+
+struct identity_resource
+{
+ struct pipe_resource base;
+
+ struct pipe_resource *resource;
+};
+
+
+struct identity_sampler_view
+{
+ struct pipe_sampler_view base;
+
+ struct pipe_sampler_view *sampler_view;
+};
+
+
+struct identity_surface
+{
+ struct pipe_surface base;
+
+ struct pipe_surface *surface;
+};
+
+
+struct identity_transfer
+{
+ struct pipe_transfer base;
+
+ struct pipe_context *pipe;
+ struct pipe_transfer *transfer;
+};
+
+
+static INLINE struct identity_resource *
+identity_resource(struct pipe_resource *_resource)
+{
+ if(!_resource)
+ return NULL;
+ (void)identity_screen(_resource->screen);
+ return (struct identity_resource *)_resource;
+}
+
+static INLINE struct identity_sampler_view *
+identity_sampler_view(struct pipe_sampler_view *_sampler_view)
+{
+ if (!_sampler_view) {
+ return NULL;
+ }
+ return (struct identity_sampler_view *)_sampler_view;
+}
+
+static INLINE struct identity_surface *
+identity_surface(struct pipe_surface *_surface)
+{
+ if(!_surface)
+ return NULL;
+ (void)identity_resource(_surface->texture);
+ return (struct identity_surface *)_surface;
+}
+
+static INLINE struct identity_transfer *
+identity_transfer(struct pipe_transfer *_transfer)
+{
+ if(!_transfer)
+ return NULL;
+ (void)identity_resource(_transfer->resource);
+ return (struct identity_transfer *)_transfer;
+}
+
+static INLINE struct pipe_resource *
+identity_resource_unwrap(struct pipe_resource *_resource)
+{
+ if(!_resource)
+ return NULL;
+ return identity_resource(_resource)->resource;
+}
+
+static INLINE struct pipe_sampler_view *
+identity_sampler_view_unwrap(struct pipe_sampler_view *_sampler_view)
+{
+ if (!_sampler_view) {
+ return NULL;
+ }
+ return identity_sampler_view(_sampler_view)->sampler_view;
+}
+
+static INLINE struct pipe_surface *
+identity_surface_unwrap(struct pipe_surface *_surface)
+{
+ if(!_surface)
+ return NULL;
+ return identity_surface(_surface)->surface;
+}
+
+static INLINE struct pipe_transfer *
+identity_transfer_unwrap(struct pipe_transfer *_transfer)
+{
+ if(!_transfer)
+ return NULL;
+ return identity_transfer(_transfer)->transfer;
+}
+
+
+struct pipe_resource *
+identity_resource_create(struct identity_screen *id_screen,
+ struct pipe_resource *resource);
+
+void
+identity_resource_destroy(struct identity_resource *id_resource);
+
+struct pipe_surface *
+identity_surface_create(struct identity_resource *id_resource,
+ struct pipe_surface *surface);
+
+void
+identity_surface_destroy(struct identity_surface *id_surface);
+
+struct pipe_sampler_view *
+identity_sampler_view_create(struct identity_context *id_context,
+ struct identity_resource *id_resource,
+ struct pipe_sampler_view *view);
+
+void
+identity_sampler_view_destroy(struct identity_context *id_context,
+ struct identity_sampler_view *id_sampler_view);
+
+struct pipe_transfer *
+identity_transfer_create(struct identity_context *id_context,
+ struct identity_resource *id_resource,
+ struct pipe_transfer *transfer);
+
+void
+identity_transfer_destroy(struct identity_context *id_context,
+ struct identity_transfer *id_transfer);
+
+
+#endif /* ID_OBJECTS_H */
diff --git a/src/gallium/drivers/identity/id_public.h b/src/gallium/drivers/identity/id_public.h
new file mode 100644
index 0000000000..d0d5847c61
--- /dev/null
+++ b/src/gallium/drivers/identity/id_public.h
@@ -0,0 +1,37 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+#ifndef ID_PUBLIC_H
+#define ID_PUBLIC_H
+
+struct pipe_screen;
+struct pipe_context;
+
+struct pipe_screen *
+identity_screen_create(struct pipe_screen *screen);
+
+#endif /* ID_PUBLIC_H */
diff --git a/src/gallium/drivers/identity/id_screen.c b/src/gallium/drivers/identity/id_screen.c
new file mode 100644
index 0000000000..f71585e06f
--- /dev/null
+++ b/src/gallium/drivers/identity/id_screen.c
@@ -0,0 +1,325 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+
+#include "pipe/p_screen.h"
+#include "pipe/p_state.h"
+#include "util/u_memory.h"
+
+#include "id_public.h"
+#include "id_screen.h"
+#include "id_context.h"
+#include "id_objects.h"
+
+
+static void
+identity_screen_destroy(struct pipe_screen *_screen)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ screen->destroy(screen);
+
+ FREE(id_screen);
+}
+
+static const char *
+identity_screen_get_name(struct pipe_screen *_screen)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->get_name(screen);
+}
+
+static const char *
+identity_screen_get_vendor(struct pipe_screen *_screen)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->get_vendor(screen);
+}
+
+static int
+identity_screen_get_param(struct pipe_screen *_screen,
+ enum pipe_cap param)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->get_param(screen,
+ param);
+}
+
+static float
+identity_screen_get_paramf(struct pipe_screen *_screen,
+ enum pipe_cap param)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->get_paramf(screen,
+ param);
+}
+
+static boolean
+identity_screen_is_format_supported(struct pipe_screen *_screen,
+ enum pipe_format format,
+ enum pipe_texture_target target,
+ unsigned sample_count,
+ unsigned tex_usage,
+ unsigned geom_flags)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->is_format_supported(screen,
+ format,
+ target,
+ sample_count,
+ tex_usage,
+ geom_flags);
+}
+
+static struct pipe_context *
+identity_screen_context_create(struct pipe_screen *_screen,
+ void *priv)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_context *result;
+
+ result = screen->context_create(screen, priv);
+ if (result)
+ return identity_context_create(_screen, result);
+ return NULL;
+}
+
+static struct pipe_resource *
+identity_screen_resource_create(struct pipe_screen *_screen,
+ const struct pipe_resource *templat)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_resource *result;
+
+ result = screen->resource_create(screen,
+ templat);
+
+ if (result)
+ return identity_resource_create(id_screen, result);
+ return NULL;
+}
+
+static struct pipe_resource *
+identity_screen_resource_from_handle(struct pipe_screen *_screen,
+ const struct pipe_resource *templ,
+ struct winsys_handle *handle)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_resource *result;
+
+ /* TODO trace call */
+
+ result = screen->resource_from_handle(screen, templ, handle);
+
+ result = identity_resource_create(identity_screen(_screen), result);
+
+ return result;
+}
+
+static boolean
+identity_screen_resource_get_handle(struct pipe_screen *_screen,
+ struct pipe_resource *_resource,
+ struct winsys_handle *handle)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_resource *id_resource = identity_resource(_resource);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_resource *resource = id_resource->resource;
+
+ /* TODO trace call */
+
+ return screen->resource_get_handle(screen, resource, handle);
+}
+
+
+
+static void
+identity_screen_resource_destroy(struct pipe_screen *screen,
+ struct pipe_resource *_resource)
+{
+ identity_resource_destroy(identity_resource(_resource));
+}
+
+static struct pipe_surface *
+identity_screen_get_tex_surface(struct pipe_screen *_screen,
+ struct pipe_resource *_resource,
+ unsigned face,
+ unsigned level,
+ unsigned zslice,
+ unsigned usage)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_resource *id_resource = identity_resource(_resource);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_resource *resource = id_resource->resource;
+ struct pipe_surface *result;
+
+ result = screen->get_tex_surface(screen,
+ resource,
+ face,
+ level,
+ zslice,
+ usage);
+
+ if (result)
+ return identity_surface_create(id_resource, result);
+ return NULL;
+}
+
+static void
+identity_screen_tex_surface_destroy(struct pipe_surface *_surface)
+{
+ identity_surface_destroy(identity_surface(_surface));
+}
+
+
+
+static struct pipe_resource *
+identity_screen_user_buffer_create(struct pipe_screen *_screen,
+ void *ptr,
+ unsigned bytes,
+ unsigned usage)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_resource *result;
+
+ result = screen->user_buffer_create(screen,
+ ptr,
+ bytes,
+ usage);
+
+ if (result)
+ return identity_resource_create(id_screen, result);
+ return NULL;
+}
+
+
+
+static void
+identity_screen_flush_frontbuffer(struct pipe_screen *_screen,
+ struct pipe_surface *_surface,
+ void *context_private)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct identity_surface *id_surface = identity_surface(_surface);
+ struct pipe_screen *screen = id_screen->screen;
+ struct pipe_surface *surface = id_surface->surface;
+
+ screen->flush_frontbuffer(screen,
+ surface,
+ context_private);
+}
+
+static void
+identity_screen_fence_reference(struct pipe_screen *_screen,
+ struct pipe_fence_handle **ptr,
+ struct pipe_fence_handle *fence)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ screen->fence_reference(screen,
+ ptr,
+ fence);
+}
+
+static int
+identity_screen_fence_signalled(struct pipe_screen *_screen,
+ struct pipe_fence_handle *fence,
+ unsigned flags)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->fence_signalled(screen,
+ fence,
+ flags);
+}
+
+static int
+identity_screen_fence_finish(struct pipe_screen *_screen,
+ struct pipe_fence_handle *fence,
+ unsigned flags)
+{
+ struct identity_screen *id_screen = identity_screen(_screen);
+ struct pipe_screen *screen = id_screen->screen;
+
+ return screen->fence_finish(screen,
+ fence,
+ flags);
+}
+
+struct pipe_screen *
+identity_screen_create(struct pipe_screen *screen)
+{
+ struct identity_screen *id_screen;
+
+ id_screen = CALLOC_STRUCT(identity_screen);
+ if (!id_screen) {
+ return NULL;
+ }
+
+ id_screen->base.winsys = NULL;
+
+ id_screen->base.destroy = identity_screen_destroy;
+ id_screen->base.get_name = identity_screen_get_name;
+ id_screen->base.get_vendor = identity_screen_get_vendor;
+ id_screen->base.get_param = identity_screen_get_param;
+ id_screen->base.get_paramf = identity_screen_get_paramf;
+ id_screen->base.is_format_supported = identity_screen_is_format_supported;
+ id_screen->base.context_create = identity_screen_context_create;
+ id_screen->base.resource_create = identity_screen_resource_create;
+ id_screen->base.resource_from_handle = identity_screen_resource_from_handle;
+ id_screen->base.resource_get_handle = identity_screen_resource_get_handle;
+ id_screen->base.resource_destroy = identity_screen_resource_destroy;
+ id_screen->base.get_tex_surface = identity_screen_get_tex_surface;
+ id_screen->base.tex_surface_destroy = identity_screen_tex_surface_destroy;
+ id_screen->base.user_buffer_create = identity_screen_user_buffer_create;
+ id_screen->base.flush_frontbuffer = identity_screen_flush_frontbuffer;
+ id_screen->base.fence_reference = identity_screen_fence_reference;
+ id_screen->base.fence_signalled = identity_screen_fence_signalled;
+ id_screen->base.fence_finish = identity_screen_fence_finish;
+
+ id_screen->screen = screen;
+
+ return &id_screen->base;
+}
diff --git a/src/gallium/drivers/identity/id_screen.h b/src/gallium/drivers/identity/id_screen.h
new file mode 100644
index 0000000000..2c4f129089
--- /dev/null
+++ b/src/gallium/drivers/identity/id_screen.h
@@ -0,0 +1,48 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+#ifndef ID_SCREEN_H
+#define ID_SCREEN_H
+
+#include "pipe/p_screen.h"
+#include "pipe/p_defines.h"
+
+
+struct identity_screen {
+ struct pipe_screen base;
+
+ struct pipe_screen *screen;
+};
+
+
+static INLINE struct identity_screen *
+identity_screen(struct pipe_screen *screen)
+{
+ return (struct identity_screen *)screen;
+}
+
+#endif /* ID_SCREEN_H */