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path: root/src/gallium/drivers/nv30/nv30_miptree.c
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Diffstat (limited to 'src/gallium/drivers/nv30/nv30_miptree.c')
-rw-r--r--src/gallium/drivers/nv30/nv30_miptree.c70
1 files changed, 48 insertions, 22 deletions
diff --git a/src/gallium/drivers/nv30/nv30_miptree.c b/src/gallium/drivers/nv30/nv30_miptree.c
index 7f8054de73..8fbba38e78 100644
--- a/src/gallium/drivers/nv30/nv30_miptree.c
+++ b/src/gallium/drivers/nv30/nv30_miptree.c
@@ -1,14 +1,17 @@
#include "pipe/p_state.h"
#include "pipe/p_defines.h"
#include "pipe/p_inlines.h"
+#include "util/u_format.h"
+#include "util/u_math.h"
#include "nv30_context.h"
+#include "../nv04/nv04_surface_2d.h"
static void
nv30_miptree_layout(struct nv30_miptree *nv30mt)
{
struct pipe_texture *pt = &nv30mt->base;
- uint width = pt->width[0], height = pt->height[0], depth = pt->depth[0];
+ uint width = pt->width0;
uint offset = 0;
int nr_faces, l, f;
uint wide_pitch = pt->tex_usage & (PIPE_TEXTURE_USAGE_SAMPLER |
@@ -21,29 +24,21 @@ nv30_miptree_layout(struct nv30_miptree *nv30mt)
nr_faces = 6;
} else
if (pt->target == PIPE_TEXTURE_3D) {
- nr_faces = pt->depth[0];
+ nr_faces = pt->depth0;
} else {
nr_faces = 1;
}
for (l = 0; l <= pt->last_level; l++) {
- pt->width[l] = width;
- pt->height[l] = height;
- pt->depth[l] = depth;
- pt->nblocksx[l] = pf_get_nblocksx(&pt->block, width);
- pt->nblocksy[l] = pf_get_nblocksy(&pt->block, height);
-
if (wide_pitch && (pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR))
- nv30mt->level[l].pitch = align(pt->width[0] * pt->block.size, 64);
+ nv30mt->level[l].pitch = align(util_format_get_stride(pt->format, pt->width0), 64);
else
- nv30mt->level[l].pitch = pt->width[l] * pt->block.size;
+ nv30mt->level[l].pitch = util_format_get_stride(pt->format, width);
nv30mt->level[l].image_offset =
CALLOC(nr_faces, sizeof(unsigned));
- width = MAX2(1, width >> 1);
- height = MAX2(1, height >> 1);
- depth = MAX2(1, depth >> 1);
+ width = u_minify(width, 1);
}
for (f = 0; f < nr_faces; f++) {
@@ -51,14 +46,14 @@ nv30_miptree_layout(struct nv30_miptree *nv30mt)
nv30mt->level[l].image_offset[f] = offset;
if (!(pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR) &&
- pt->width[l + 1] > 1 && pt->height[l + 1] > 1)
- offset += align(nv30mt->level[l].pitch * pt->height[l], 64);
+ u_minify(pt->width0, l + 1) > 1 && u_minify(pt->height0, l + 1) > 1)
+ offset += align(nv30mt->level[l].pitch * u_minify(pt->height0, l), 64);
else
- offset += nv30mt->level[l].pitch * pt->height[l];
+ offset += nv30mt->level[l].pitch * u_minify(pt->height0, l);
}
nv30mt->level[l].image_offset[f] = offset;
- offset += nv30mt->level[l].pitch * pt->height[l];
+ offset += nv30mt->level[l].pitch * u_minify(pt->height0, l);
}
nv30mt->total_size = offset;
@@ -79,8 +74,8 @@ nv30_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
mt->base.screen = pscreen;
/* Swizzled textures must be POT */
- if (pt->width[0] & (pt->width[0] - 1) ||
- pt->height[0] & (pt->height[0] - 1))
+ if (pt->width0 & (pt->width0 - 1) ||
+ pt->height0 & (pt->height0 - 1))
mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
else
if (pt->tex_usage & (PIPE_TEXTURE_USAGE_PRIMARY |
@@ -96,6 +91,11 @@ nv30_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_X8R8G8B8_UNORM:
case PIPE_FORMAT_R16_SNORM:
+ case PIPE_FORMAT_R5G6B5_UNORM:
+ case PIPE_FORMAT_A8L8_UNORM:
+ case PIPE_FORMAT_A8_UNORM:
+ case PIPE_FORMAT_L8_UNORM:
+ case PIPE_FORMAT_I8_UNORM:
{
if (debug_get_bool_option("NOUVEAU_NO_SWIZZLE", FALSE))
mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
@@ -109,6 +109,12 @@ nv30_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
if (pt->tex_usage & PIPE_TEXTURE_USAGE_DYNAMIC)
buf_usage |= PIPE_BUFFER_USAGE_CPU_READ_WRITE;
+ /* apparently we can't render to swizzled surfaces smaller than 64 bytes, so make them linear.
+ * If the user did not ask for a render target, they can still render to it, but it will cost them an extra copy.
+ * This also happens for small mipmaps of large textures. */
+ if (pt->tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET && util_format_get_stride(pt->format, pt->width0) < 64)
+ mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+
nv30_miptree_layout(mt);
mt->buffer = pscreen->buffer_create(pscreen, 256, buf_usage,
@@ -117,6 +123,7 @@ nv30_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
FREE(mt);
return NULL;
}
+ mt->bo = nouveau_bo(mt->buffer);
return &mt->base;
}
@@ -129,7 +136,7 @@ nv30_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
/* Only supports 2D, non-mipmapped textures for the moment */
if (pt->target != PIPE_TEXTURE_2D || pt->last_level != 0 ||
- pt->depth[0] != 1)
+ pt->depth0 != 1)
return NULL;
mt = CALLOC_STRUCT(nv30_miptree);
@@ -142,7 +149,11 @@ nv30_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
mt->level[0].pitch = stride[0];
mt->level[0].image_offset = CALLOC(1, sizeof(unsigned));
+ /* Assume whoever created this buffer expects it to be linear for now */
+ mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+
pipe_buffer_reference(&mt->buffer, pb);
+ mt->bo = nouveau_bo(mt->buffer);
return &mt->base;
}
@@ -174,8 +185,8 @@ nv30_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
return NULL;
pipe_texture_reference(&ns->base.texture, pt);
ns->base.format = pt->format;
- ns->base.width = pt->width[level];
- ns->base.height = pt->height[level];
+ ns->base.width = u_minify(pt->width0, level);
+ ns->base.height = u_minify(pt->height0, level);
ns->base.usage = flags;
pipe_reference_init(&ns->base.reference, 1);
ns->base.face = face;
@@ -192,12 +203,27 @@ nv30_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
ns->base.offset = nv30mt->level[level].image_offset[0];
}
+ /* create a linear temporary that we can render into if necessary.
+ * Note that ns->pitch is always a multiple of 64 for linear surfaces and swizzled surfaces are POT, so
+ * ns->pitch & 63 is equivalent to (ns->pitch < 64 && swizzled)*/
+ if((ns->pitch & 63) && (ns->base.usage & (PIPE_BUFFER_USAGE_GPU_WRITE | NOUVEAU_BUFFER_USAGE_NO_RENDER)) == PIPE_BUFFER_USAGE_GPU_WRITE)
+ return &nv04_surface_wrap_for_render(pscreen, ((struct nv30_screen*)pscreen)->eng2d, ns)->base;
+
return &ns->base;
}
static void
nv30_miptree_surface_del(struct pipe_surface *ps)
{
+ struct nv04_surface* ns = (struct nv04_surface*)ps;
+ if(ns->backing)
+ {
+ struct nv30_screen* screen = (struct nv30_screen*)ps->texture->screen;
+ if(ns->backing->base.usage & PIPE_BUFFER_USAGE_GPU_WRITE)
+ screen->eng2d->copy(screen->eng2d, &ns->backing->base, 0, 0, ps, 0, 0, ns->base.width, ns->base.height);
+ nv30_miptree_surface_del(&ns->backing->base);
+ }
+
pipe_texture_reference(&ps->texture, NULL);
FREE(ps);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 04:11:36 +0000