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-rw-r--r--src/gallium/drivers/i915simple/i915_screen.c91
-rw-r--r--src/gallium/drivers/i915simple/i915_texture.c93
2 files changed, 93 insertions, 91 deletions
diff --git a/src/gallium/drivers/i915simple/i915_screen.c b/src/gallium/drivers/i915simple/i915_screen.c
index dccd0e287ba..a03d740b1b2 100644
--- a/src/gallium/drivers/i915simple/i915_screen.c
+++ b/src/gallium/drivers/i915simple/i915_screen.c
@@ -198,93 +198,6 @@ i915_destroy_screen(struct pipe_screen *screen)
FREE(screen);
}
-static struct pipe_transfer*
-i915_get_tex_transfer(struct pipe_screen *screen,
- struct pipe_texture *texture,
- unsigned face, unsigned level, unsigned zslice,
- enum pipe_transfer_usage usage, unsigned x, unsigned y,
- unsigned w, unsigned h)
-{
- struct i915_texture *tex = (struct i915_texture *)texture;
- struct i915_transfer *trans;
- unsigned offset; /* in bytes */
-
- if (texture->target == PIPE_TEXTURE_CUBE) {
- offset = tex->image_offset[level][face];
- }
- else if (texture->target == PIPE_TEXTURE_3D) {
- offset = tex->image_offset[level][zslice];
- }
- else {
- offset = tex->image_offset[level][0];
- assert(face == 0);
- assert(zslice == 0);
- }
-
- trans = CALLOC_STRUCT(i915_transfer);
- if (trans) {
- pipe_texture_reference(&trans->base.texture, texture);
- trans->base.format = trans->base.format;
- trans->base.x = x;
- trans->base.y = y;
- trans->base.width = w;
- trans->base.height = h;
- trans->base.block = texture->block;
- trans->base.nblocksx = texture->nblocksx[level];
- trans->base.nblocksy = texture->nblocksy[level];
- trans->base.stride = tex->stride;
- trans->offset = offset;
- trans->base.usage = usage;
- }
- return &trans->base;
-}
-
-static void
-i915_tex_transfer_destroy(struct pipe_transfer *trans)
-{
- pipe_texture_reference(&trans->texture, NULL);
- FREE(trans);
-}
-
-static void *
-i915_transfer_map( struct pipe_screen *screen,
- struct pipe_transfer *transfer )
-{
- struct i915_texture *tex = (struct i915_texture *)transfer->texture;
- char *map;
- unsigned flags = 0;
-
- if (transfer->usage != PIPE_TRANSFER_WRITE)
- flags |= PIPE_BUFFER_USAGE_CPU_READ;
-
- if (transfer->usage != PIPE_TRANSFER_READ)
- flags |= PIPE_BUFFER_USAGE_CPU_WRITE;
-
- map = pipe_buffer_map( screen, tex->buffer, flags );
- if (map == NULL)
- return NULL;
-
- if (transfer->texture &&
- (flags & PIPE_BUFFER_USAGE_CPU_WRITE))
- {
- /* Do something to notify contexts of a texture change.
- */
- /* i915_screen(screen)->timestamp++; */
- }
-
- return map + i915_transfer(transfer)->offset +
- transfer->y / transfer->block.height * transfer->stride +
- transfer->x / transfer->block.width * transfer->block.size;
-}
-
-static void
-i915_transfer_unmap(struct pipe_screen *screen,
- struct pipe_transfer *transfer)
-{
- struct i915_texture *tex = (struct i915_texture *)transfer->texture;
- pipe_buffer_unmap( screen, tex->buffer );
-}
-
/**
* Create a new i915_screen object
*/
@@ -328,10 +241,6 @@ i915_create_screen(struct pipe_winsys *winsys, uint pci_id)
is->base.get_param = i915_get_param;
is->base.get_paramf = i915_get_paramf;
is->base.is_format_supported = i915_is_format_supported;
- is->base.get_tex_transfer = i915_get_tex_transfer;
- is->base.tex_transfer_destroy = i915_tex_transfer_destroy;
- is->base.transfer_map = i915_transfer_map;
- is->base.transfer_unmap = i915_transfer_unmap;
i915_init_screen_texture_functions(is);
u_simple_screen_init(&is->base);
diff --git a/src/gallium/drivers/i915simple/i915_texture.c b/src/gallium/drivers/i915simple/i915_texture.c
index 1ed38563a05..7f0a4dbd932 100644
--- a/src/gallium/drivers/i915simple/i915_texture.c
+++ b/src/gallium/drivers/i915simple/i915_texture.c
@@ -738,6 +738,95 @@ i915_tex_surface_destroy(struct pipe_surface *surf)
/*
+ * Screen transfer functions
+ */
+
+
+static struct pipe_transfer*
+i915_get_tex_transfer(struct pipe_screen *screen,
+ struct pipe_texture *texture,
+ unsigned face, unsigned level, unsigned zslice,
+ enum pipe_transfer_usage usage, unsigned x, unsigned y,
+ unsigned w, unsigned h)
+{
+ struct i915_texture *tex = (struct i915_texture *)texture;
+ struct i915_transfer *trans;
+ unsigned offset; /* in bytes */
+
+ if (texture->target == PIPE_TEXTURE_CUBE) {
+ offset = tex->image_offset[level][face];
+ }
+ else if (texture->target == PIPE_TEXTURE_3D) {
+ offset = tex->image_offset[level][zslice];
+ }
+ else {
+ offset = tex->image_offset[level][0];
+ assert(face == 0);
+ assert(zslice == 0);
+ }
+
+ trans = CALLOC_STRUCT(i915_transfer);
+ if (trans) {
+ pipe_texture_reference(&trans->base.texture, texture);
+ trans->base.format = trans->base.format;
+ trans->base.x = x;
+ trans->base.y = y;
+ trans->base.width = w;
+ trans->base.height = h;
+ trans->base.block = texture->block;
+ trans->base.nblocksx = texture->nblocksx[level];
+ trans->base.nblocksy = texture->nblocksy[level];
+ trans->base.stride = tex->stride;
+ trans->offset = offset;
+ trans->base.usage = usage;
+ }
+ return &trans->base;
+}
+
+static void *
+i915_transfer_map(struct pipe_screen *screen,
+ struct pipe_transfer *transfer)
+{
+ struct i915_texture *tex = (struct i915_texture *)transfer->texture;
+ char *map;
+ unsigned flags = 0;
+
+ if (transfer->usage != PIPE_TRANSFER_WRITE)
+ flags |= PIPE_BUFFER_USAGE_CPU_READ;
+
+ if (transfer->usage != PIPE_TRANSFER_READ)
+ flags |= PIPE_BUFFER_USAGE_CPU_WRITE;
+
+ map = pipe_buffer_map(screen, tex->buffer, flags);
+ if (map == NULL)
+ return NULL;
+
+ if (flags & PIPE_BUFFER_USAGE_CPU_WRITE) {
+ /* XXX Do something to notify contexts of a texture change. */
+ }
+
+ return map + i915_transfer(transfer)->offset +
+ transfer->y / transfer->block.height * transfer->stride +
+ transfer->x / transfer->block.width * transfer->block.size;
+}
+
+static void
+i915_transfer_unmap(struct pipe_screen *screen,
+ struct pipe_transfer *transfer)
+{
+ struct i915_texture *tex = (struct i915_texture *)transfer->texture;
+ pipe_buffer_unmap(screen, tex->buffer);
+}
+
+static void
+i915_tex_transfer_destroy(struct pipe_transfer *trans)
+{
+ pipe_texture_reference(&trans->texture, NULL);
+ FREE(trans);
+}
+
+
+/*
* Other texture functions
*/
@@ -750,6 +839,10 @@ i915_init_screen_texture_functions(struct i915_screen *is)
is->base.texture_destroy = i915_texture_destroy;
is->base.get_tex_surface = i915_get_tex_surface;
is->base.tex_surface_destroy = i915_tex_surface_destroy;
+ is->base.get_tex_transfer = i915_get_tex_transfer;
+ is->base.transfer_map = i915_transfer_map;
+ is->base.transfer_unmap = i915_transfer_unmap;
+ is->base.tex_transfer_destroy = i915_tex_transfer_destroy;
}
boolean i915_get_texture_buffer(struct pipe_texture *texture,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 19:04:07 +0000