/**************************************************************************
*
- * 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 void
llvmpipe_bind_sampler_states(struct pipe_context *pipe,
- unsigned shader,
+ enum pipe_shader_type shader,
unsigned start,
unsigned num,
void **samplers)
unsigned i;
assert(shader < PIPE_SHADER_TYPES);
- assert(start + num <= Elements(llvmpipe->samplers[shader]));
-
- /* Check for no-op */
- if (start + num <= llvmpipe->num_samplers[shader] &&
- !memcmp(llvmpipe->samplers[shader] + start, samplers,
- num * sizeof(void *))) {
- return;
- }
+ assert(start + num <= ARRAY_SIZE(llvmpipe->samplers[shader]));
draw_flush(llvmpipe->draw);
llvmpipe->samplers[shader],
llvmpipe->num_samplers[shader]);
}
-
- llvmpipe->dirty |= LP_NEW_SAMPLER;
-}
-
-
-static void
-llvmpipe_bind_fragment_sampler_states(struct pipe_context *pipe,
- unsigned num, void **samplers)
-{
- llvmpipe_bind_sampler_states(pipe, PIPE_SHADER_FRAGMENT, 0, num, samplers);
-}
-
-
-static void
-llvmpipe_bind_vertex_sampler_states(struct pipe_context *pipe,
- unsigned num, void **samplers)
-{
- llvmpipe_bind_sampler_states(pipe, PIPE_SHADER_VERTEX, 0, num, samplers);
+ else {
+ llvmpipe->dirty |= LP_NEW_SAMPLER;
+ }
}
-static void
-llvmpipe_bind_geometry_sampler_states(struct pipe_context *pipe,
- unsigned num, void **samplers)
-{
- llvmpipe_bind_sampler_states(pipe, PIPE_SHADER_GEOMETRY, 0, num, samplers);
-}
-
static void
llvmpipe_set_sampler_views(struct pipe_context *pipe,
- unsigned shader,
+ enum pipe_shader_type shader,
unsigned start,
unsigned num,
struct pipe_sampler_view **views)
assert(num <= PIPE_MAX_SHADER_SAMPLER_VIEWS);
assert(shader < PIPE_SHADER_TYPES);
- assert(start + num <= Elements(llvmpipe->sampler_views[shader]));
-
- /* Check for no-op */
- if (start + num <= llvmpipe->num_sampler_views[shader] &&
- !memcmp(llvmpipe->sampler_views[shader] + start, views,
- num * sizeof(struct pipe_sampler_view *))) {
- return;
- }
+ assert(start + num <= ARRAY_SIZE(llvmpipe->sampler_views[shader]));
draw_flush(llvmpipe->draw);
/* set the new sampler views */
for (i = 0; i < num; i++) {
+ /* Note: we're using pipe_sampler_view_release() here to work around
+ * a possible crash when the old view belongs to another context that
+ * was already destroyed.
+ */
+ pipe_sampler_view_release(pipe,
+ &llvmpipe->sampler_views[shader][start + i]);
+ /*
+ * Warn if someone tries to set a view created in a different context
+ * (which is why we need the hack above in the first place).
+ * An assert would be better but st/mesa relies on it...
+ */
+ if (views[i] && views[i]->context != pipe) {
+ debug_printf("Illegal setting of sampler_view %d created in another "
+ "context\n", i);
+ }
pipe_sampler_view_reference(&llvmpipe->sampler_views[shader][start + i],
views[i]);
}
llvmpipe->sampler_views[shader],
llvmpipe->num_sampler_views[shader]);
}
-
- llvmpipe->dirty |= LP_NEW_SAMPLER_VIEW;
-}
-
-
-static void
-llvmpipe_set_fragment_sampler_views(struct pipe_context *pipe,
- unsigned num,
- struct pipe_sampler_view **views)
-{
- llvmpipe_set_sampler_views(pipe, PIPE_SHADER_FRAGMENT, 0, num, views);
-}
-
-
-static void
-llvmpipe_set_vertex_sampler_views(struct pipe_context *pipe,
- unsigned num,
- struct pipe_sampler_view **views)
-{
- llvmpipe_set_sampler_views(pipe, PIPE_SHADER_VERTEX, 0, num, views);
+ else {
+ llvmpipe->dirty |= LP_NEW_SAMPLER_VIEW;
+ }
}
-static void
-llvmpipe_set_geometry_sampler_views(struct pipe_context *pipe,
- unsigned num,
- struct pipe_sampler_view **views)
-{
- llvmpipe_set_sampler_views(pipe, PIPE_SHADER_GEOMETRY, 0, num, views);
-}
-
static struct pipe_sampler_view *
llvmpipe_create_sampler_view(struct pipe_context *pipe,
struct pipe_resource *texture,
{
struct pipe_sampler_view *view = CALLOC_STRUCT(pipe_sampler_view);
/*
- * XXX we REALLY want to see the correct bind flag here but the OpenGL
- * state tracker can't guarantee that at least for texture buffer objects.
+ * XXX: bind flags from OpenGL state tracker are notoriously unreliable.
+ * This looks unfixable, so fix the bind flags instead when it happens.
*/
- if (!(texture->bind & PIPE_BIND_SAMPLER_VIEW))
+ if (!(texture->bind & PIPE_BIND_SAMPLER_VIEW)) {
debug_printf("Illegal sampler view creation without bind flag\n");
+ texture->bind |= PIPE_BIND_SAMPLER_VIEW;
+ }
if (view) {
*view = *templ;
view->texture = NULL;
pipe_resource_reference(&view->texture, texture);
view->context = pipe;
+
+#ifdef DEBUG
+ /*
+ * This is possibly too lenient, but the primary reason is just
+ * to catch state trackers which forget to initialize this, so
+ * it only catches clearly impossible view targets.
+ */
+ if (view->target != texture->target) {
+ if (view->target == PIPE_TEXTURE_1D)
+ assert(texture->target == PIPE_TEXTURE_1D_ARRAY);
+ else if (view->target == PIPE_TEXTURE_1D_ARRAY)
+ assert(texture->target == PIPE_TEXTURE_1D);
+ else if (view->target == PIPE_TEXTURE_2D)
+ assert(texture->target == PIPE_TEXTURE_2D_ARRAY ||
+ texture->target == PIPE_TEXTURE_CUBE ||
+ texture->target == PIPE_TEXTURE_CUBE_ARRAY);
+ else if (view->target == PIPE_TEXTURE_2D_ARRAY)
+ assert(texture->target == PIPE_TEXTURE_2D ||
+ texture->target == PIPE_TEXTURE_CUBE ||
+ texture->target == PIPE_TEXTURE_CUBE_ARRAY);
+ else if (view->target == PIPE_TEXTURE_CUBE)
+ assert(texture->target == PIPE_TEXTURE_CUBE_ARRAY ||
+ texture->target == PIPE_TEXTURE_2D_ARRAY);
+ else if (view->target == PIPE_TEXTURE_CUBE_ARRAY)
+ assert(texture->target == PIPE_TEXTURE_CUBE ||
+ texture->target == PIPE_TEXTURE_2D_ARRAY);
+ else
+ assert(0);
+ }
+#endif
}
return view;
struct llvmpipe_context *lp,
unsigned num,
struct pipe_sampler_view **views,
- unsigned shader_type,
- struct pipe_resource *mapped_tex[PIPE_MAX_SHADER_SAMPLER_VIEWS])
+ enum pipe_shader_type shader_type)
{
unsigned i;
if (!num)
return;
- for (i = 0; i < PIPE_MAX_SHADER_SAMPLER_VIEWS; i++) {
+ for (i = 0; i < num; i++) {
struct pipe_sampler_view *view = i < num ? views[i] : NULL;
if (view) {
unsigned first_level = 0;
unsigned last_level = 0;
- /* We're referencing the texture's internal data, so save a
- * reference to it.
- */
- pipe_resource_reference(&mapped_tex[i], tex);
-
if (!lp_tex->dt) {
/* regular texture - setup array of mipmap level offsets */
struct pipe_resource *res = view->texture;
int j;
- void *mip_ptr;
if (llvmpipe_resource_is_texture(res)) {
first_level = view->u.tex.first_level;
last_level = view->u.tex.last_level;
assert(first_level <= last_level);
assert(last_level <= res->last_level);
-
- /* must trigger allocation first before we can get base ptr */
- /* XXX this may fail due to OOM ? */
- mip_ptr = llvmpipe_get_texture_image_all(lp_tex, view->u.tex.first_level,
- LP_TEX_USAGE_READ,
- LP_TEX_LAYOUT_LINEAR);
- addr = lp_tex->linear_img.data;
+ addr = lp_tex->tex_data;
for (j = first_level; j <= last_level; j++) {
- mip_ptr = llvmpipe_get_texture_image_all(lp_tex, j,
- LP_TEX_USAGE_READ,
- LP_TEX_LAYOUT_LINEAR);
- mip_offsets[j] = (uint8_t *)mip_ptr - (uint8_t *)addr;
- /*
- * could get mip offset directly but need call above to
- * invoke tiled->linear conversion.
- */
- assert(lp_tex->linear_mip_offsets[j] == mip_offsets[j]);
+ mip_offsets[j] = lp_tex->mip_offsets[j];
row_stride[j] = lp_tex->row_stride[j];
img_stride[j] = lp_tex->img_stride[j];
}
- if (res->target == PIPE_TEXTURE_1D_ARRAY ||
- res->target == PIPE_TEXTURE_2D_ARRAY) {
+ if (tex->target == PIPE_TEXTURE_1D_ARRAY ||
+ tex->target == PIPE_TEXTURE_2D_ARRAY ||
+ tex->target == PIPE_TEXTURE_CUBE ||
+ tex->target == PIPE_TEXTURE_CUBE_ARRAY) {
num_layers = view->u.tex.last_layer - view->u.tex.first_layer + 1;
for (j = first_level; j <= last_level; j++) {
mip_offsets[j] += view->u.tex.first_layer *
lp_tex->img_stride[j];
}
+ if (view->target == PIPE_TEXTURE_CUBE ||
+ view->target == PIPE_TEXTURE_CUBE_ARRAY) {
+ assert(num_layers % 6 == 0);
+ }
assert(view->u.tex.first_layer <= view->u.tex.last_layer);
assert(view->u.tex.last_layer < res->array_size);
}
}
else {
unsigned view_blocksize = util_format_get_blocksize(view->format);
- mip_ptr = lp_tex->data;
- addr = mip_ptr;
+ addr = lp_tex->data;
/* probably don't really need to fill that out */
mip_offsets[0] = 0;
row_stride[0] = 0;
- row_stride[0] = 0;
+ img_stride[0] = 0;
/* everything specified in number of elements here. */
- width0 = view->u.buf.last_element - view->u.buf.first_element + 1;
- addr = (uint8_t *)addr + view->u.buf.first_element *
- view_blocksize;
- assert(view->u.buf.first_element <= view->u.buf.last_element);
- assert(view->u.buf.last_element * view_blocksize < res->width0);
+ width0 = view->u.buf.size / view_blocksize;
+ addr = (uint8_t *)addr + view->u.buf.offset;
+ assert(view->u.buf.offset + view->u.buf.size <= res->width0);
}
}
else {
}
}
}
-
+
/**
- * Called during state validation when LP_NEW_SAMPLER_VIEW is set.
+ * Called whenever we're about to draw (no dirty flag, FIXME?).
*/
void
llvmpipe_prepare_vertex_sampling(struct llvmpipe_context *lp,
unsigned num,
struct pipe_sampler_view **views)
{
- prepare_shader_sampling(lp, num, views, PIPE_SHADER_VERTEX,
- lp->mapped_vs_tex);
-}
-
-void
-llvmpipe_cleanup_vertex_sampling(struct llvmpipe_context *ctx)
-{
- unsigned i;
- for (i = 0; i < Elements(ctx->mapped_vs_tex); i++) {
- pipe_resource_reference(&ctx->mapped_vs_tex[i], NULL);
- }
+ prepare_shader_sampling(lp, num, views, PIPE_SHADER_VERTEX);
}
/**
- * Called during state validation when LP_NEW_SAMPLER_VIEW is set.
+ * Called whenever we're about to draw (no dirty flag, FIXME?).
*/
void
llvmpipe_prepare_geometry_sampling(struct llvmpipe_context *lp,
unsigned num,
struct pipe_sampler_view **views)
{
- prepare_shader_sampling(lp, num, views, PIPE_SHADER_GEOMETRY,
- lp->mapped_gs_tex);
+ prepare_shader_sampling(lp, num, views, PIPE_SHADER_GEOMETRY);
}
-void
-llvmpipe_cleanup_geometry_sampling(struct llvmpipe_context *ctx)
-{
- unsigned i;
- for (i = 0; i < Elements(ctx->mapped_gs_tex); i++) {
- pipe_resource_reference(&ctx->mapped_gs_tex[i], NULL);
- }
-}
void
llvmpipe_init_sampler_funcs(struct llvmpipe_context *llvmpipe)
{
llvmpipe->pipe.create_sampler_state = llvmpipe_create_sampler_state;
- llvmpipe->pipe.bind_fragment_sampler_states = llvmpipe_bind_fragment_sampler_states;
- llvmpipe->pipe.bind_vertex_sampler_states = llvmpipe_bind_vertex_sampler_states;
- llvmpipe->pipe.bind_geometry_sampler_states = llvmpipe_bind_geometry_sampler_states;
- llvmpipe->pipe.set_fragment_sampler_views = llvmpipe_set_fragment_sampler_views;
- llvmpipe->pipe.set_vertex_sampler_views = llvmpipe_set_vertex_sampler_views;
- llvmpipe->pipe.set_geometry_sampler_views = llvmpipe_set_geometry_sampler_views;
+ llvmpipe->pipe.bind_sampler_states = llvmpipe_bind_sampler_states;
llvmpipe->pipe.create_sampler_view = llvmpipe_create_sampler_view;
+ llvmpipe->pipe.set_sampler_views = llvmpipe_set_sampler_views;
llvmpipe->pipe.sampler_view_destroy = llvmpipe_sampler_view_destroy;
llvmpipe->pipe.delete_sampler_state = llvmpipe_delete_sampler_state;
}
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