-/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
-
/*
* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
*
#include "freedreno_texture.h"
#include "freedreno_context.h"
+#include "freedreno_resource.h"
#include "freedreno_util.h"
static void
FREE(view);
}
-static void bind_sampler_states(struct fd_texture_stateobj *prog,
- unsigned nr, void **hwcso)
+static void bind_sampler_states(struct fd_texture_stateobj *tex,
+ unsigned start, unsigned nr, void **hwcso)
{
unsigned i;
- unsigned new_nr = 0;
for (i = 0; i < nr; i++) {
- if (hwcso[i])
- new_nr = i + 1;
- prog->samplers[i] = hwcso[i];
- prog->dirty_samplers |= (1 << i);
- }
-
- for (; i < prog->num_samplers; i++) {
- prog->samplers[i] = NULL;
- prog->dirty_samplers |= (1 << i);
+ unsigned p = i + start;
+ tex->samplers[p] = hwcso[i];
+ if (tex->samplers[p])
+ tex->valid_samplers |= (1 << p);
+ else
+ tex->valid_samplers &= ~(1 << p);
}
- prog->num_samplers = new_nr;
+ tex->num_samplers = util_last_bit(tex->valid_samplers);
}
-static void set_sampler_views(struct fd_texture_stateobj *prog,
- unsigned nr, struct pipe_sampler_view **views)
+static void set_sampler_views(struct fd_texture_stateobj *tex,
+ unsigned start, unsigned nr, struct pipe_sampler_view **views)
{
unsigned i;
- unsigned new_nr = 0;
+ unsigned samplers = 0;
for (i = 0; i < nr; i++) {
- if (views[i])
- new_nr = i + 1;
- pipe_sampler_view_reference(&prog->textures[i], views[i]);
- prog->dirty_samplers |= (1 << i);
+ struct pipe_sampler_view *view = views ? views[i] : NULL;
+ unsigned p = i + start;
+ pipe_sampler_view_reference(&tex->textures[p], view);
+ if (tex->textures[p]) {
+ fd_resource_set_usage(tex->textures[p]->texture, FD_DIRTY_TEX);
+ tex->valid_textures |= (1 << p);
+ } else {
+ tex->valid_textures &= ~(1 << p);
+ }
}
- for (; i < prog->num_textures; i++) {
- pipe_sampler_view_reference(&prog->textures[i], NULL);
- prog->dirty_samplers |= (1 << i);
+ tex->num_textures = util_last_bit(tex->valid_textures);
+
+ for (i = 0; i < tex->num_textures; i++) {
+ uint nr_samples = fd_resource_nr_samples(tex->textures[i]->texture);
+ samplers |= (nr_samples >> 1) << (i * 2);
}
- prog->num_textures = new_nr;
+ tex->samples = samplers;
}
-static void
+void
fd_sampler_states_bind(struct pipe_context *pctx,
- unsigned shader, unsigned start,
+ enum pipe_shader_type shader, unsigned start,
unsigned nr, void **hwcso)
{
struct fd_context *ctx = fd_context(pctx);
- assert(start == 0);
-
- if (shader == PIPE_SHADER_FRAGMENT) {
- /* on a2xx, since there is a flat address space for textures/samplers,
- * a change in # of fragment textures/samplers will trigger patching and
- * re-emitting the vertex shader:
- */
- if (nr != ctx->fragtex.num_samplers)
- ctx->dirty |= FD_DIRTY_TEXSTATE;
-
- bind_sampler_states(&ctx->fragtex, nr, hwcso);
- ctx->dirty |= FD_DIRTY_FRAGTEX;
- }
- else if (shader == PIPE_SHADER_VERTEX) {
- bind_sampler_states(&ctx->verttex, nr, hwcso);
- ctx->dirty |= FD_DIRTY_VERTTEX;
- }
+ bind_sampler_states(&ctx->tex[shader], start, nr, hwcso);
+ ctx->dirty_shader[shader] |= FD_DIRTY_SHADER_TEX;
+ ctx->dirty |= FD_DIRTY_TEX;
}
-
-static void
-fd_fragtex_set_sampler_views(struct pipe_context *pctx, unsigned nr,
+void
+fd_set_sampler_views(struct pipe_context *pctx, enum pipe_shader_type shader,
+ unsigned start, unsigned nr,
struct pipe_sampler_view **views)
{
struct fd_context *ctx = fd_context(pctx);
- /* on a2xx, since there is a flat address space for textures/samplers,
- * a change in # of fragment textures/samplers will trigger patching and
- * re-emitting the vertex shader:
- */
- if (nr != ctx->fragtex.num_textures)
- ctx->dirty |= FD_DIRTY_TEXSTATE;
-
- set_sampler_views(&ctx->fragtex, nr, views);
- ctx->dirty |= FD_DIRTY_FRAGTEX;
-}
-
-static void
-fd_verttex_set_sampler_views(struct pipe_context *pctx, unsigned nr,
- struct pipe_sampler_view **views)
-{
- struct fd_context *ctx = fd_context(pctx);
- set_sampler_views(&ctx->verttex, nr, views);
- ctx->dirty |= FD_DIRTY_VERTTEX;
+ set_sampler_views(&ctx->tex[shader], start, nr, views);
+ ctx->dirty_shader[shader] |= FD_DIRTY_SHADER_TEX;
+ ctx->dirty |= FD_DIRTY_TEX;
}
-static void
-fd_set_sampler_views(struct pipe_context *pctx, unsigned shader,
- unsigned start, unsigned nr,
- struct pipe_sampler_view **views)
+void
+fd_texture_init(struct pipe_context *pctx)
{
- assert(start == 0);
- switch (shader) {
- case PIPE_SHADER_FRAGMENT:
- fd_fragtex_set_sampler_views(pctx, nr, views);
- break;
- case PIPE_SHADER_VERTEX:
- fd_verttex_set_sampler_views(pctx, nr, views);
- break;
- default:
- ;
- }
+ if (!pctx->delete_sampler_state)
+ pctx->delete_sampler_state = fd_sampler_state_delete;
+ if (!pctx->sampler_view_destroy)
+ pctx->sampler_view_destroy = fd_sampler_view_destroy;
}
+/* helper for setting up border-color buffer for a3xx/a4xx: */
void
-fd_texture_init(struct pipe_context *pctx)
+fd_setup_border_colors(struct fd_texture_stateobj *tex, void *ptr,
+ unsigned offset)
{
- pctx->delete_sampler_state = fd_sampler_state_delete;
-
- pctx->sampler_view_destroy = fd_sampler_view_destroy;
-
- pctx->bind_sampler_states = fd_sampler_states_bind;
- pctx->set_sampler_views = fd_set_sampler_views;
+ unsigned i, j;
+
+ for (i = 0; i < tex->num_samplers; i++) {
+ struct pipe_sampler_state *sampler = tex->samplers[i];
+ uint16_t *bcolor = (uint16_t *)((uint8_t *)ptr +
+ (BORDERCOLOR_SIZE * offset) +
+ (BORDERCOLOR_SIZE * i));
+ uint32_t *bcolor32 = (uint32_t *)&bcolor[16];
+
+ if (!sampler)
+ continue;
+
+ /*
+ * XXX HACK ALERT XXX
+ *
+ * The border colors need to be swizzled in a particular
+ * format-dependent order. Even though samplers don't know about
+ * formats, we can assume that with a GL state tracker, there's a
+ * 1:1 correspondence between sampler and texture. Take advantage
+ * of that knowledge.
+ */
+ if (i < tex->num_textures && tex->textures[i]) {
+ const struct util_format_description *desc =
+ util_format_description(tex->textures[i]->format);
+ for (j = 0; j < 4; j++) {
+ if (desc->swizzle[j] >= 4)
+ continue;
+
+ const struct util_format_channel_description *chan =
+ &desc->channel[desc->swizzle[j]];
+ if (chan->pure_integer) {
+ bcolor32[desc->swizzle[j] + 4] = sampler->border_color.i[j];
+ bcolor[desc->swizzle[j] + 8] = sampler->border_color.i[j];
+ } else {
+ bcolor32[desc->swizzle[j]] = fui(sampler->border_color.f[j]);
+ bcolor[desc->swizzle[j]] =
+ util_float_to_half(sampler->border_color.f[j]);
+ }
+ }
+ }
+ }
}