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path: root/src/gallium/auxiliary/util/u_tile.c
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Diffstat (limited to 'src/gallium/auxiliary/util/u_tile.c')
-rw-r--r--src/gallium/auxiliary/util/u_tile.c160
1 files changed, 140 insertions, 20 deletions
diff --git a/src/gallium/auxiliary/util/u_tile.c b/src/gallium/auxiliary/util/u_tile.c
index 79481b710b..09b2382733 100644
--- a/src/gallium/auxiliary/util/u_tile.c
+++ b/src/gallium/auxiliary/util/u_tile.c
@@ -45,11 +45,11 @@
* Move raw block of pixels from transfer object to user memory.
*/
void
-pipe_get_tile_raw(struct pipe_transfer *pt,
+pipe_get_tile_raw(struct pipe_context *pipe,
+ struct pipe_transfer *pt,
uint x, uint y, uint w, uint h,
void *dst, int dst_stride)
{
- struct pipe_screen *screen = pt->texture->screen;
const void *src;
if (dst_stride == 0)
@@ -58,14 +58,14 @@ pipe_get_tile_raw(struct pipe_transfer *pt,
if (pipe_clip_tile(x, y, &w, &h, pt))
return;
- src = screen->transfer_map(screen, pt);
+ src = pipe->transfer_map(pipe, pt);
assert(src);
if(!src)
return;
util_copy_rect(dst, pt->texture->format, dst_stride, 0, 0, w, h, src, pt->stride, x, y);
- screen->transfer_unmap(screen, pt);
+ pipe->transfer_unmap(pipe, pt);
}
@@ -73,11 +73,11 @@ pipe_get_tile_raw(struct pipe_transfer *pt,
* Move raw block of pixels from user memory to transfer object.
*/
void
-pipe_put_tile_raw(struct pipe_transfer *pt,
+pipe_put_tile_raw(struct pipe_context *pipe,
+ struct pipe_transfer *pt,
uint x, uint y, uint w, uint h,
const void *src, int src_stride)
{
- struct pipe_screen *screen = pt->texture->screen;
void *dst;
enum pipe_format format = pt->texture->format;
@@ -87,14 +87,14 @@ pipe_put_tile_raw(struct pipe_transfer *pt,
if (pipe_clip_tile(x, y, &w, &h, pt))
return;
- dst = screen->transfer_map(screen, pt);
+ dst = pipe->transfer_map(pipe, pt);
assert(dst);
if(!dst)
return;
util_copy_rect(dst, format, pt->stride, x, y, w, h, src, src_stride, 0, 0);
- screen->transfer_unmap(screen, pt);
+ pipe->transfer_unmap(pipe, pt);
}
@@ -295,6 +295,55 @@ r8g8b8a8_put_tile_rgba(unsigned *dst,
}
+/*** PIPE_FORMAT_B5G5R5X1_UNORM ***/
+
+static void
+x1r5g5b5_get_tile_rgba(const ushort *src,
+ unsigned w, unsigned h,
+ float *p,
+ unsigned dst_stride)
+{
+ unsigned i, j;
+
+ for (i = 0; i < h; i++) {
+ float *pRow = p;
+ for (j = 0; j < w; j++, pRow += 4) {
+ const ushort pixel = *src++;
+ pRow[0] = ((pixel >> 10) & 0x1f) * (1.0f / 31.0f);
+ pRow[1] = ((pixel >> 5) & 0x1f) * (1.0f / 31.0f);
+ pRow[2] = ((pixel ) & 0x1f) * (1.0f / 31.0f);
+ pRow[3] = 1.0f;
+ }
+ p += dst_stride;
+ }
+}
+
+
+static void
+x1r5g5b5_put_tile_rgba(ushort *dst,
+ unsigned w, unsigned h,
+ const float *p,
+ unsigned src_stride)
+{
+ unsigned i, j;
+
+ for (i = 0; i < h; i++) {
+ const float *pRow = p;
+ for (j = 0; j < w; j++, pRow += 4) {
+ unsigned r, g, b;
+ r = float_to_ubyte(pRow[0]);
+ g = float_to_ubyte(pRow[1]);
+ b = float_to_ubyte(pRow[2]);
+ r = r >> 3; /* 5 bits */
+ g = g >> 3; /* 5 bits */
+ b = b >> 3; /* 5 bits */
+ *dst++ = (1 << 15) | (r << 10) | (g << 5) | b;
+ }
+ p += src_stride;
+ }
+}
+
+
/*** PIPE_FORMAT_B5G5R5A1_UNORM ***/
static void
@@ -1174,6 +1223,9 @@ pipe_tile_raw_to_rgba(enum pipe_format format,
case PIPE_FORMAT_A8B8G8R8_UNORM:
r8g8b8a8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
break;
+ case PIPE_FORMAT_B5G5R5X1_UNORM:
+ x1r5g5b5_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
+ break;
case PIPE_FORMAT_B5G5R5A1_UNORM:
a1r5g5b5_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
break;
@@ -1246,7 +1298,8 @@ pipe_tile_raw_to_rgba(enum pipe_format format,
void
-pipe_get_tile_rgba(struct pipe_transfer *pt,
+pipe_get_tile_rgba(struct pipe_context *pipe,
+ struct pipe_transfer *pt,
uint x, uint y, uint w, uint h,
float *p)
{
@@ -1265,16 +1318,80 @@ pipe_get_tile_rgba(struct pipe_transfer *pt,
if(format == PIPE_FORMAT_UYVY || format == PIPE_FORMAT_YUYV)
assert((x & 1) == 0);
- pipe_get_tile_raw(pt, x, y, w, h, packed, 0);
+ pipe_get_tile_raw(pipe, pt, x, y, w, h, packed, 0);
+
+ pipe_tile_raw_to_rgba(format, packed, w, h, p, dst_stride);
+
+ FREE(packed);
+}
+
+
+void
+pipe_get_tile_swizzle(struct pipe_context *pipe,
+ struct pipe_transfer *pt,
+ uint x,
+ uint y,
+ uint w,
+ uint h,
+ uint swizzle_r,
+ uint swizzle_g,
+ uint swizzle_b,
+ uint swizzle_a,
+ enum pipe_format format,
+ float *p)
+{
+ unsigned dst_stride = w * 4;
+ void *packed;
+ uint i;
+ float rgba01[6];
+
+ if (pipe_clip_tile(x, y, &w, &h, pt)) {
+ return;
+ }
+
+ packed = MALLOC(util_format_get_nblocks(format, w, h) * util_format_get_blocksize(format));
+ if (!packed) {
+ return;
+ }
+
+ if (format == PIPE_FORMAT_UYVY || format == PIPE_FORMAT_YUYV) {
+ assert((x & 1) == 0);
+ }
+
+ pipe_get_tile_raw(pipe, pt, x, y, w, h, packed, 0);
pipe_tile_raw_to_rgba(format, packed, w, h, p, dst_stride);
FREE(packed);
+
+ if (swizzle_r == PIPE_SWIZZLE_RED &&
+ swizzle_g == PIPE_SWIZZLE_GREEN &&
+ swizzle_b == PIPE_SWIZZLE_BLUE &&
+ swizzle_a == PIPE_SWIZZLE_ALPHA) {
+ /* no-op, skip */
+ return;
+ }
+
+ rgba01[PIPE_SWIZZLE_ZERO] = 0.0f;
+ rgba01[PIPE_SWIZZLE_ONE] = 1.0f;
+
+ for (i = 0; i < w * h; i++) {
+ rgba01[PIPE_SWIZZLE_RED] = p[0];
+ rgba01[PIPE_SWIZZLE_GREEN] = p[1];
+ rgba01[PIPE_SWIZZLE_BLUE] = p[2];
+ rgba01[PIPE_SWIZZLE_ALPHA] = p[3];
+
+ *p++ = rgba01[swizzle_r];
+ *p++ = rgba01[swizzle_g];
+ *p++ = rgba01[swizzle_b];
+ *p++ = rgba01[swizzle_a];
+ }
}
void
-pipe_put_tile_rgba(struct pipe_transfer *pt,
+pipe_put_tile_rgba(struct pipe_context *pipe,
+ struct pipe_transfer *pt,
uint x, uint y, uint w, uint h,
const float *p)
{
@@ -1303,6 +1420,9 @@ pipe_put_tile_rgba(struct pipe_transfer *pt,
case PIPE_FORMAT_A8B8G8R8_UNORM:
r8g8b8a8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);
break;
+ case PIPE_FORMAT_B5G5R5X1_UNORM:
+ x1r5g5b5_put_tile_rgba((ushort *) packed, w, h, p, src_stride);
+ break;
case PIPE_FORMAT_B5G5R5A1_UNORM:
a1r5g5b5_put_tile_rgba((ushort *) packed, w, h, p, src_stride);
break;
@@ -1363,7 +1483,7 @@ pipe_put_tile_rgba(struct pipe_transfer *pt,
0, 0, w, h);
}
- pipe_put_tile_raw(pt, x, y, w, h, packed, 0);
+ pipe_put_tile_raw(pipe, pt, x, y, w, h, packed, 0);
FREE(packed);
}
@@ -1373,11 +1493,11 @@ pipe_put_tile_rgba(struct pipe_transfer *pt,
* Get a block of Z values, converted to 32-bit range.
*/
void
-pipe_get_tile_z(struct pipe_transfer *pt,
+pipe_get_tile_z(struct pipe_context *pipe,
+ struct pipe_transfer *pt,
uint x, uint y, uint w, uint h,
uint *z)
{
- struct pipe_screen *screen = pt->texture->screen;
const uint dstStride = w;
ubyte *map;
uint *pDest = z;
@@ -1387,7 +1507,7 @@ pipe_get_tile_z(struct pipe_transfer *pt,
if (pipe_clip_tile(x, y, &w, &h, pt))
return;
- map = (ubyte *)screen->transfer_map(screen, pt);
+ map = (ubyte *)pipe->transfer_map(pipe, pt);
if (!map) {
assert(0);
return;
@@ -1453,16 +1573,16 @@ pipe_get_tile_z(struct pipe_transfer *pt,
assert(0);
}
- screen->transfer_unmap(screen, pt);
+ pipe->transfer_unmap(pipe, pt);
}
void
-pipe_put_tile_z(struct pipe_transfer *pt,
+pipe_put_tile_z(struct pipe_context *pipe,
+ struct pipe_transfer *pt,
uint x, uint y, uint w, uint h,
const uint *zSrc)
{
- struct pipe_screen *screen = pt->texture->screen;
const uint srcStride = w;
const uint *ptrc = zSrc;
ubyte *map;
@@ -1472,7 +1592,7 @@ pipe_put_tile_z(struct pipe_transfer *pt,
if (pipe_clip_tile(x, y, &w, &h, pt))
return;
- map = (ubyte *)screen->transfer_map(screen, pt);
+ map = (ubyte *)pipe->transfer_map(pipe, pt);
if (!map) {
assert(0);
return;
@@ -1560,7 +1680,7 @@ pipe_put_tile_z(struct pipe_transfer *pt,
assert(0);
}
- screen->transfer_unmap(screen, pt);
+ pipe->transfer_unmap(pipe, pt);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-23 21:05:12 +0000