/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* 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 TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * 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.
*/
-static INLINE void
+static inline void
pipe_reference_init(struct pipe_reference *reference, unsigned count)
{
p_atomic_set(&reference->count, count);
}
-static INLINE boolean
+static inline boolean
pipe_is_referenced(struct pipe_reference *reference)
{
return p_atomic_read(&reference->count) != 0;
* Both 'ptr' and 'reference' may be NULL.
* \return TRUE if the object's refcount hits zero and should be destroyed.
*/
-static INLINE boolean
+static inline boolean
pipe_reference_described(struct pipe_reference *ptr,
struct pipe_reference *reference,
debug_reference_descriptor get_desc)
return destroy;
}
-static INLINE boolean
+static inline boolean
pipe_reference(struct pipe_reference *ptr, struct pipe_reference *reference)
{
return pipe_reference_described(ptr, reference,
(debug_reference_descriptor)debug_describe_reference);
}
-static INLINE void
+static inline void
pipe_surface_reference(struct pipe_surface **ptr, struct pipe_surface *surf)
{
struct pipe_surface *old_surf = *ptr;
*ptr = surf;
}
-static INLINE void
+/**
+ * Similar to pipe_surface_reference() but always set the pointer to NULL
+ * and pass in an explicit context. The explicit context avoids the problem
+ * of using a deleted context's surface_destroy() method when freeing a surface
+ * that's shared by multiple contexts.
+ */
+static inline void
+pipe_surface_release(struct pipe_context *pipe, struct pipe_surface **ptr)
+{
+ if (pipe_reference_described(&(*ptr)->reference, NULL,
+ (debug_reference_descriptor)debug_describe_surface))
+ pipe->surface_destroy(pipe, *ptr);
+ *ptr = NULL;
+}
+
+
+static inline void
pipe_resource_reference(struct pipe_resource **ptr, struct pipe_resource *tex)
{
struct pipe_resource *old_tex = *ptr;
*ptr = tex;
}
-static INLINE void
+static inline void
pipe_sampler_view_reference(struct pipe_sampler_view **ptr, struct pipe_sampler_view *view)
{
struct pipe_sampler_view *old_view = *ptr;
* work-around for fixing a dangling context pointer problem when textures
* are shared by multiple contexts. XXX fix this someday.
*/
-static INLINE void
+static inline void
pipe_sampler_view_release(struct pipe_context *ctx,
struct pipe_sampler_view **ptr)
{
*ptr = NULL;
}
-
-static INLINE void
+static inline void
pipe_so_target_reference(struct pipe_stream_output_target **ptr,
struct pipe_stream_output_target *target)
{
*ptr = target;
}
-static INLINE void
+static inline void
pipe_surface_reset(struct pipe_context *ctx, struct pipe_surface* ps,
- struct pipe_resource *pt, unsigned level, unsigned layer,
- unsigned flags)
+ struct pipe_resource *pt, unsigned level, unsigned layer)
{
pipe_resource_reference(&ps->texture, pt);
ps->format = pt->format;
ps->width = u_minify(pt->width0, level);
ps->height = u_minify(pt->height0, level);
- ps->usage = flags;
ps->u.tex.level = level;
ps->u.tex.first_layer = ps->u.tex.last_layer = layer;
ps->context = ctx;
}
-static INLINE void
+static inline void
pipe_surface_init(struct pipe_context *ctx, struct pipe_surface* ps,
- struct pipe_resource *pt, unsigned level, unsigned layer,
- unsigned flags)
+ struct pipe_resource *pt, unsigned level, unsigned layer)
{
ps->texture = 0;
pipe_reference_init(&ps->reference, 1);
- pipe_surface_reset(ctx, ps, pt, level, layer, flags);
+ pipe_surface_reset(ctx, ps, pt, level, layer);
}
/* Return true if the surfaces are equal. */
-static INLINE boolean
+static inline boolean
pipe_surface_equal(struct pipe_surface *s1, struct pipe_surface *s2)
{
return s1->texture == s2->texture &&
* Convenience wrappers for screen buffer functions.
*/
-static INLINE struct pipe_resource *
+
+/**
+ * Create a new resource.
+ * \param bind bitmask of PIPE_BIND_x flags
+ * \param usage bitmask of PIPE_USAGE_x flags
+ */
+static inline struct pipe_resource *
pipe_buffer_create( struct pipe_screen *screen,
unsigned bind,
unsigned usage,
return screen->resource_create(screen, &buffer);
}
-static INLINE void *
+
+/**
+ * Map a range of a resource.
+ * \param offset start of region, in bytes
+ * \param length size of region, in bytes
+ * \param access bitmask of PIPE_TRANSFER_x flags
+ * \param transfer returns a transfer object
+ */
+static inline void *
pipe_buffer_map_range(struct pipe_context *pipe,
struct pipe_resource *buffer,
unsigned offset,
unsigned length,
- unsigned usage,
+ unsigned access,
struct pipe_transfer **transfer)
{
struct pipe_box box;
u_box_1d(offset, length, &box);
- map = pipe->transfer_map(pipe, buffer, 0, usage, &box, transfer);
- if (map == NULL) {
+ map = pipe->transfer_map(pipe, buffer, 0, access, &box, transfer);
+ if (!map) {
return NULL;
}
}
-static INLINE void *
+/**
+ * Map whole resource.
+ * \param access bitmask of PIPE_TRANSFER_x flags
+ * \param transfer returns a transfer object
+ */
+static inline void *
pipe_buffer_map(struct pipe_context *pipe,
struct pipe_resource *buffer,
- unsigned usage,
+ unsigned access,
struct pipe_transfer **transfer)
{
- return pipe_buffer_map_range(pipe, buffer, 0, buffer->width0, usage, transfer);
+ return pipe_buffer_map_range(pipe, buffer, 0, buffer->width0, access, transfer);
}
-static INLINE void
+static inline void
pipe_buffer_unmap(struct pipe_context *pipe,
struct pipe_transfer *transfer)
{
pipe->transfer_unmap(pipe, transfer);
}
-static INLINE void
+static inline void
pipe_buffer_flush_mapped_range(struct pipe_context *pipe,
struct pipe_transfer *transfer,
unsigned offset,
pipe->transfer_flush_region(pipe, transfer, &box);
}
-static INLINE void
+static inline void
pipe_buffer_write(struct pipe_context *pipe,
struct pipe_resource *buf,
unsigned offset,
const void *data)
{
struct pipe_box box;
- unsigned usage = PIPE_TRANSFER_WRITE;
+ unsigned access = PIPE_TRANSFER_WRITE;
if (offset == 0 && size == buf->width0) {
- usage |= PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE;
+ access |= PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE;
} else {
- usage |= PIPE_TRANSFER_DISCARD_RANGE;
+ access |= PIPE_TRANSFER_DISCARD_RANGE;
}
u_box_1d(offset, size, &box);
pipe->transfer_inline_write( pipe,
buf,
0,
- usage,
+ access,
&box,
data,
size,
* We can avoid GPU/CPU synchronization when writing range that has never
* been written before.
*/
-static INLINE void
+static inline void
pipe_buffer_write_nooverlap(struct pipe_context *pipe,
struct pipe_resource *buf,
unsigned offset, unsigned size,
0, 0);
}
-static INLINE struct pipe_resource *
+
+/**
+ * Create a new resource and immediately put data into it
+ * \param bind bitmask of PIPE_BIND_x flags
+ * \param usage bitmask of PIPE_USAGE_x flags
+ */
+static inline struct pipe_resource *
pipe_buffer_create_with_data(struct pipe_context *pipe,
unsigned bind,
unsigned usage,
unsigned size,
- void *ptr)
+ const void *ptr)
{
struct pipe_resource *res = pipe_buffer_create(pipe->screen,
bind, usage, size);
return res;
}
-static INLINE void
+static inline void
pipe_buffer_read(struct pipe_context *pipe,
struct pipe_resource *buf,
unsigned offset,
pipe_buffer_unmap(pipe, src_transfer);
}
-static INLINE void *
+
+/**
+ * Map a resource for reading/writing.
+ * \param access bitmask of PIPE_TRANSFER_x flags
+ */
+static inline void *
pipe_transfer_map(struct pipe_context *context,
struct pipe_resource *resource,
unsigned level, unsigned layer,
- enum pipe_transfer_usage usage,
+ unsigned access,
unsigned x, unsigned y,
unsigned w, unsigned h,
struct pipe_transfer **transfer)
return context->transfer_map(context,
resource,
level,
- usage,
+ access,
+ &box, transfer);
+}
+
+
+/**
+ * Map a 3D (texture) resource for reading/writing.
+ * \param access bitmask of PIPE_TRANSFER_x flags
+ */
+static inline void *
+pipe_transfer_map_3d(struct pipe_context *context,
+ struct pipe_resource *resource,
+ unsigned level,
+ unsigned access,
+ unsigned x, unsigned y, unsigned z,
+ unsigned w, unsigned h, unsigned d,
+ struct pipe_transfer **transfer)
+{
+ struct pipe_box box;
+ u_box_3d(x, y, z, w, h, d, &box);
+ return context->transfer_map(context,
+ resource,
+ level,
+ access,
&box, transfer);
}
-static INLINE void
+static inline void
pipe_transfer_unmap( struct pipe_context *context,
struct pipe_transfer *transfer )
{
context->transfer_unmap( context, transfer );
}
-static INLINE void
+static inline void
pipe_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index,
struct pipe_resource *buf)
{
}
-static INLINE boolean util_get_offset(
- const struct pipe_rasterizer_state *templ,
- unsigned fill_mode)
+/**
+ * Get the polygon offset enable/disable flag for the given polygon fill mode.
+ * \param fill_mode one of PIPE_POLYGON_MODE_POINT/LINE/FILL
+ */
+static inline boolean
+util_get_offset(const struct pipe_rasterizer_state *templ,
+ unsigned fill_mode)
{
switch(fill_mode) {
case PIPE_POLYGON_MODE_POINT:
}
}
-static INLINE float
+static inline float
util_get_min_point_size(const struct pipe_rasterizer_state *state)
{
/* The point size should be clamped to this value at the rasterizer stage.
*/
- return state->gl_rasterization_rules &&
- !state->point_quad_rasterization &&
+ return !state->point_quad_rasterization &&
!state->point_smooth &&
!state->multisample ? 1.0f : 0.0f;
}
-static INLINE void
+static inline void
util_query_clear_result(union pipe_query_result *result, unsigned type)
{
switch (type) {
memset(&result->pipeline_statistics, 0, sizeof(result->pipeline_statistics));
break;
default:
- assert(0);
+ memset(result, 0, sizeof(*result));
}
}
/** Convert PIPE_TEXTURE_x to TGSI_TEXTURE_x */
-static INLINE unsigned
+static inline unsigned
util_pipe_tex_to_tgsi_tex(enum pipe_texture_target pipe_tex_target,
unsigned nr_samples)
{
switch (pipe_tex_target) {
+ case PIPE_BUFFER:
+ return TGSI_TEXTURE_BUFFER;
+
case PIPE_TEXTURE_1D:
assert(nr_samples <= 1);
return TGSI_TEXTURE_1D;
}
}
+
+static inline void
+util_copy_constant_buffer(struct pipe_constant_buffer *dst,
+ const struct pipe_constant_buffer *src)
+{
+ if (src) {
+ pipe_resource_reference(&dst->buffer, src->buffer);
+ dst->buffer_offset = src->buffer_offset;
+ dst->buffer_size = src->buffer_size;
+ dst->user_buffer = src->user_buffer;
+ }
+ else {
+ pipe_resource_reference(&dst->buffer, NULL);
+ dst->buffer_offset = 0;
+ dst->buffer_size = 0;
+ dst->user_buffer = NULL;
+ }
+}
+
+static inline void
+util_copy_image_view(struct pipe_image_view *dst,
+ const struct pipe_image_view *src)
+{
+ pipe_resource_reference(&dst->resource, src->resource);
+ dst->format = src->format;
+ dst->access = src->access;
+ dst->u = src->u;
+}
+
+static inline unsigned
+util_max_layer(const struct pipe_resource *r, unsigned level)
+{
+ switch (r->target) {
+ case PIPE_TEXTURE_3D:
+ return u_minify(r->depth0, level) - 1;
+ case PIPE_TEXTURE_CUBE:
+ assert(r->array_size == 6);
+ /* fall-through */
+ case PIPE_TEXTURE_1D_ARRAY:
+ case PIPE_TEXTURE_2D_ARRAY:
+ case PIPE_TEXTURE_CUBE_ARRAY:
+ return r->array_size - 1;
+ default:
+ return 0;
+ }
+}
+
+static inline unsigned
+util_pipe_shader_from_tgsi_processor(unsigned processor)
+{
+ switch (processor) {
+ case TGSI_PROCESSOR_VERTEX:
+ return PIPE_SHADER_VERTEX;
+ case TGSI_PROCESSOR_TESS_CTRL:
+ return PIPE_SHADER_TESS_CTRL;
+ case TGSI_PROCESSOR_TESS_EVAL:
+ return PIPE_SHADER_TESS_EVAL;
+ case TGSI_PROCESSOR_GEOMETRY:
+ return PIPE_SHADER_GEOMETRY;
+ case TGSI_PROCESSOR_FRAGMENT:
+ return PIPE_SHADER_FRAGMENT;
+ case TGSI_PROCESSOR_COMPUTE:
+ return PIPE_SHADER_COMPUTE;
+ default:
+ assert(0);
+ return PIPE_SHADER_VERTEX;
+ }
+}
+
#ifdef __cplusplus
}
#endif