#include "util/u_inlines.h"
#include "freedreno_texture.h"
+#include "freedreno_context.h"
#include "freedreno_util.h"
-static enum sq_tex_clamp
-tex_clamp(unsigned wrap)
-{
- switch (wrap) {
- case PIPE_TEX_WRAP_REPEAT:
- return SQ_TEX_WRAP;
- case PIPE_TEX_WRAP_CLAMP:
- return SQ_TEX_CLAMP_HALF_BORDER;
- case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
- return SQ_TEX_CLAMP_LAST_TEXEL;
- case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
- return SQ_TEX_CLAMP_BORDER;
- case PIPE_TEX_WRAP_MIRROR_REPEAT:
- return SQ_TEX_MIRROR;
- case PIPE_TEX_WRAP_MIRROR_CLAMP:
- return SQ_TEX_MIRROR_ONCE_HALF_BORDER;
- case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
- return SQ_TEX_MIRROR_ONCE_LAST_TEXEL;
- case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
- return SQ_TEX_MIRROR_ONCE_BORDER;
- default:
- DBG("invalid wrap: %u", wrap);
- return 0;
- }
-}
-
-static enum sq_tex_filter
-tex_filter(unsigned filter)
-{
- switch (filter) {
- case PIPE_TEX_FILTER_NEAREST:
- return SQ_TEX_FILTER_POINT;
- case PIPE_TEX_FILTER_LINEAR:
- return SQ_TEX_FILTER_BILINEAR;
- default:
- DBG("invalid filter: %u", filter);
- return 0;
- }
-}
-
-static void *
-fd_sampler_state_create(struct pipe_context *pctx,
- const struct pipe_sampler_state *cso)
-{
- struct fd_sampler_stateobj *so = CALLOC_STRUCT(fd_sampler_stateobj);
-
- if (!so)
- return NULL;
-
- so->base = *cso;
-
- /* SQ_TEX0_PITCH() must be OR'd in later when we know the bound texture: */
- so->tex0 =
- A2XX_SQ_TEX_0_CLAMP_X(tex_clamp(cso->wrap_s)) |
- A2XX_SQ_TEX_0_CLAMP_Y(tex_clamp(cso->wrap_t)) |
- A2XX_SQ_TEX_0_CLAMP_Z(tex_clamp(cso->wrap_r));
-
- so->tex3 =
- A2XX_SQ_TEX_3_XY_MAG_FILTER(tex_filter(cso->mag_img_filter)) |
- A2XX_SQ_TEX_3_XY_MIN_FILTER(tex_filter(cso->min_img_filter));
-
- so->tex4 = 0x00000000; /* ??? */
- so->tex5 = 0x00000200; /* ??? */
-
- return so;
-}
-
static void
fd_sampler_state_delete(struct pipe_context *pctx, void *hwcso)
{
FREE(hwcso);
}
-static struct pipe_sampler_view *
-fd_sampler_view_create(struct pipe_context *pctx, struct pipe_resource *prsc,
- const struct pipe_sampler_view *cso)
-{
- struct fd_pipe_sampler_view *so = CALLOC_STRUCT(fd_pipe_sampler_view);
- struct fd_resource *rsc = fd_resource(prsc);
-
- if (!so)
- return NULL;
-
- so->base = *cso;
- pipe_reference(NULL, &prsc->reference);
- so->base.texture = prsc;
- so->base.reference.count = 1;
- so->base.context = pctx;
-
- so->tex_resource = rsc;
- so->fmt = fd_pipe2surface(cso->format);
-
- so->tex0 = A2XX_SQ_TEX_0_PITCH(rsc->pitch);
- so->tex2 =
- A2XX_SQ_TEX_2_HEIGHT(prsc->height0 - 1) |
- A2XX_SQ_TEX_2_WIDTH(prsc->width0 - 1);
- so->tex3 = fd_tex_swiz(cso->format, cso->swizzle_r, cso->swizzle_g,
- cso->swizzle_b, cso->swizzle_a);
-
- return &so->base;
-}
-
static void
fd_sampler_view_destroy(struct pipe_context *pctx,
struct pipe_sampler_view *view)
unsigned nr, void **hwcso)
{
unsigned i;
+ unsigned new_nr = 0;
for (i = 0; i < nr; i++) {
+ if (hwcso[i])
+ new_nr++;
prog->samplers[i] = hwcso[i];
prog->dirty_samplers |= (1 << i);
}
prog->dirty_samplers |= (1 << i);
}
- prog->num_samplers = nr;
+ prog->num_samplers = new_nr;
}
static void set_sampler_views(struct fd_texture_stateobj *prog,
unsigned nr, struct pipe_sampler_view **views)
{
unsigned i;
+ unsigned new_nr = 0;
for (i = 0; i < nr; i++) {
+ if (views[i])
+ new_nr++;
pipe_sampler_view_reference(&prog->textures[i], views[i]);
prog->dirty_samplers |= (1 << i);
}
prog->dirty_samplers |= (1 << i);
}
- prog->num_textures = nr;
+ prog->num_textures = new_nr;
}
static void
ctx->dirty |= FD_DIRTY_VERTTEX;
}
-/* map gallium sampler-id to hw const-idx.. adreno uses a flat address
- * space of samplers (const-idx), so we need to map the gallium sampler-id
- * which is per-shader to a global const-idx space.
- *
- * Fragment shader sampler maps directly to const-idx, and vertex shader
- * is offset by the # of fragment shader samplers. If the # of fragment
- * shader samplers changes, this shifts the vertex shader indexes.
- *
- * TODO maybe we can do frag shader 0..N and vert shader N..0 to avoid
- * this??
- */
-unsigned
-fd_get_const_idx(struct fd_context *ctx, struct fd_texture_stateobj *tex,
- unsigned samp_id)
-{
- if (tex == &ctx->fragtex)
- return samp_id;
- return samp_id + ctx->fragtex.num_samplers;
-}
-
void
fd_texture_init(struct pipe_context *pctx)
{
- pctx->create_sampler_state = fd_sampler_state_create;
pctx->delete_sampler_state = fd_sampler_state_delete;
- pctx->create_sampler_view = fd_sampler_view_create;
pctx->sampler_view_destroy = fd_sampler_view_destroy;
pctx->bind_fragment_sampler_states = fd_fragtex_sampler_states_bind;
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