/**************************************************************************
*
- * 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.
/**
* RGBA/float tile get/put functions.
- * Usable both by drivers and state trackers.
+ * Usable both by drivers and gallium frontends.
*/
#include "pipe/p_defines.h"
#include "util/u_inlines.h"
-#include "util/u_format.h"
+#include "util/format/u_format.h"
+#include "util/format/u_format_bptc.h"
#include "util/u_math.h"
#include "util/u_memory.h"
-#include "util/u_rect.h"
+#include "util/u_surface.h"
#include "util/u_tile.h"
* Move raw block of pixels from transfer object to user memory.
*/
void
-pipe_get_tile_raw(struct pipe_context *pipe,
- struct pipe_transfer *pt,
+pipe_get_tile_raw(struct pipe_transfer *pt,
+ const void *src,
uint x, uint y, uint w, uint h,
void *dst, int dst_stride)
{
- const void *src;
-
if (dst_stride == 0)
dst_stride = util_format_get_stride(pt->resource->format, w);
if (u_clip_tile(x, y, &w, &h, &pt->box))
return;
- src = pipe->transfer_map(pipe, pt);
- assert(src);
- if(!src)
- return;
-
util_copy_rect(dst, pt->resource->format, dst_stride, 0, 0, w, h, src, pt->stride, x, y);
-
- pipe->transfer_unmap(pipe, pt);
}
* Move raw block of pixels from user memory to transfer object.
*/
void
-pipe_put_tile_raw(struct pipe_context *pipe,
- struct pipe_transfer *pt,
+pipe_put_tile_raw(struct pipe_transfer *pt,
+ void *dst,
uint x, uint y, uint w, uint h,
const void *src, int src_stride)
{
- void *dst;
enum pipe_format format = pt->resource->format;
if (src_stride == 0)
if (u_clip_tile(x, y, &w, &h, &pt->box))
return;
- 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);
-
- pipe->transfer_unmap(pipe, pt);
}
}
-/*** PIPE_FORMAT_Z24_UNORM_S8_USCALED ***/
+/*** PIPE_FORMAT_Z24_UNORM_S8_UINT ***/
/**
* Return Z component as four float in [0,1]. Stencil part ignored.
}
-/*** PIPE_FORMAT_S8_USCALED_Z24_UNORM ***/
+/*** PIPE_FORMAT_S8_UINT_Z24_UNORM ***/
/**
* Return Z component as four float in [0,1]. Stencil part ignored.
}
}
+/*** PIPE_FORMAT_S8X24_UINT ***/
+
+/**
+ * Return S component as four uint32_t in [0..255]. Z part ignored.
+ */
+static void
+s8x24_get_tile_rgba(const unsigned *src,
+ unsigned w, unsigned h,
+ float *p,
+ unsigned dst_stride)
+{
+ unsigned i, j;
+
+ for (i = 0; i < h; i++) {
+ uint32_t *pRow = (uint32_t *)p;
+
+ for (j = 0; j < w; j++, pRow += 4) {
+ pRow[0] =
+ pRow[1] =
+ pRow[2] =
+ pRow[3] = ((*src++ >> 24) & 0xff);
+ }
+
+ p += dst_stride;
+ }
+}
+
+/*** PIPE_FORMAT_X24S8_UINT ***/
+
+/**
+ * Return S component as four uint32_t in [0..255]. Z part ignored.
+ */
+static void
+x24s8_get_tile_rgba(const unsigned *src,
+ unsigned w, unsigned h,
+ float *p,
+ unsigned dst_stride)
+{
+ unsigned i, j;
+
+ for (i = 0; i < h; i++) {
+ uint32_t *pRow = (uint32_t *)p;
+ for (j = 0; j < w; j++, pRow += 4) {
+ pRow[0] =
+ pRow[1] =
+ pRow[2] =
+ pRow[3] = (*src++ & 0xff);
+ }
+ p += dst_stride;
+ }
+}
+
+
+/**
+ * Return S component as four uint32_t in [0..255]. Z part ignored.
+ */
+static void
+s8_get_tile_rgba(const unsigned char *src,
+ unsigned w, unsigned h,
+ float *p,
+ unsigned dst_stride)
+{
+ unsigned i, j;
+
+ for (i = 0; i < h; i++) {
+ uint32_t *pRow = (uint32_t *)p;
+ for (j = 0; j < w; j++, pRow += 4) {
+ pRow[0] =
+ pRow[1] =
+ pRow[2] =
+ pRow[3] = (*src++ & 0xff);
+ }
+ p += dst_stride;
+ }
+}
/*** PIPE_FORMAT_Z32_FLOAT ***/
}
}
+/*** PIPE_FORMAT_Z32_FLOAT_S8X24_UINT ***/
-void
-pipe_tile_raw_to_rgba(enum pipe_format format,
- void *src,
- uint w, uint h,
- float *dst, unsigned dst_stride)
+/**
+ * Return each Z value as four floats in [0,1].
+ */
+static void
+z32f_x24s8_get_tile_rgba(const float *src,
+ unsigned w, unsigned h,
+ float *p,
+ unsigned dst_stride)
{
- switch (format) {
- case PIPE_FORMAT_Z16_UNORM:
- z16_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
- break;
- case PIPE_FORMAT_Z32_UNORM:
- z32_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
- break;
- case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
- case PIPE_FORMAT_Z24X8_UNORM:
- s8z24_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
- break;
- case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
- case PIPE_FORMAT_X8Z24_UNORM:
- z24s8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
- break;
- case PIPE_FORMAT_Z32_FLOAT:
- z32f_get_tile_rgba((float *) src, w, h, dst, dst_stride);
- break;
- default:
- util_format_read_4f(format,
- dst, dst_stride * sizeof(float),
- src, util_format_get_stride(format, w),
- 0, 0, w, h);
+ unsigned i, j;
+
+ for (i = 0; i < h; i++) {
+ float *pRow = p;
+ for (j = 0; j < w; j++, pRow += 4) {
+ pRow[0] =
+ pRow[1] =
+ pRow[2] =
+ pRow[3] = *src;
+ src += 2;
+ }
+ p += dst_stride;
}
}
+/*** PIPE_FORMAT_X32_S8X24_UINT ***/
+
+/**
+ * Return S component as four uint32_t in [0..255]. Z part ignored.
+ */
+static void
+x32_s8_get_tile_rgba(const unsigned *src,
+ unsigned w, unsigned h,
+ float *p,
+ unsigned dst_stride)
+{
+ unsigned i, j;
+
+ for (i = 0; i < h; i++) {
+ uint32_t *pRow = (uint32_t *)p;
+ for (j = 0; j < w; j++, pRow += 4) {
+ src++;
+ pRow[0] =
+ pRow[1] =
+ pRow[2] =
+ pRow[3] = (*src++ & 0xff);
+ }
+ p += dst_stride;
+ }
+}
void
-pipe_get_tile_rgba(struct pipe_context *pipe,
- struct pipe_transfer *pt,
+pipe_put_tile_rgba(struct pipe_transfer *pt,
+ void *dst,
uint x, uint y, uint w, uint h,
- float *p)
+ enum pipe_format format, const void *p)
{
- unsigned dst_stride = w * 4;
- void *packed;
- enum pipe_format format = pt->resource->format;
+ unsigned src_stride = w * 4;
if (u_clip_tile(x, y, &w, &h, &pt->box))
return;
- packed = MALLOC(util_format_get_nblocks(format, w, h) * util_format_get_blocksize(format));
-
- if (!packed)
+ /* While we do generate RGBA tiles for z/s for softpipe's texture fetch
+ * path, we never have to store from "RGBA" to Z/S.
+ */
+ if (util_format_is_depth_or_stencil(format))
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);
+ util_format_write_4(format,
+ p, src_stride * sizeof(float),
+ dst, pt->stride,
+ x, y, w, h);
}
-
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)
+pipe_get_tile_rgba(struct pipe_transfer *pt,
+ const void *src,
+ uint x, uint y, uint w, uint h,
+ enum pipe_format format,
+ void *dst)
{
unsigned dst_stride = w * 4;
void *packed;
- uint iy;
- float rgba01[6];
if (u_clip_tile(x, y, &w, &h, &pt->box)) {
return;
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 (iy = 0; iy < h; iy++) {
- float *row = p;
- uint ix;
-
- for (ix = 0; ix < w; ix++) {
- rgba01[PIPE_SWIZZLE_RED] = row[0];
- rgba01[PIPE_SWIZZLE_GREEN] = row[1];
- rgba01[PIPE_SWIZZLE_BLUE] = row[2];
- rgba01[PIPE_SWIZZLE_ALPHA] = row[3];
-
- *row++ = rgba01[swizzle_r];
- *row++ = rgba01[swizzle_g];
- *row++ = rgba01[swizzle_b];
- *row++ = rgba01[swizzle_a];
- }
- p += dst_stride;
- }
-}
-
-
-void
-pipe_put_tile_rgba(struct pipe_context *pipe,
- struct pipe_transfer *pt,
- uint x, uint y, uint w, uint h,
- const float *p)
-{
- unsigned src_stride = w * 4;
- void *packed;
- enum pipe_format format = pt->resource->format;
-
- if (u_clip_tile(x, y, &w, &h, &pt->box))
- return;
-
- packed = MALLOC(util_format_get_nblocks(format, w, h) * util_format_get_blocksize(format));
-
- if (!packed)
- return;
+ pipe_get_tile_raw(pt, src, x, y, w, h, packed, 0);
switch (format) {
case PIPE_FORMAT_Z16_UNORM:
- /*z16_put_tile_rgba((ushort *) packed, w, h, p, src_stride);*/
+ z16_get_tile_rgba((ushort *) packed, w, h, dst, dst_stride);
break;
case PIPE_FORMAT_Z32_UNORM:
- /*z32_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/
+ z32_get_tile_rgba((unsigned *) packed, w, h, dst, dst_stride);
break;
- case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
+ case PIPE_FORMAT_Z24_UNORM_S8_UINT:
case PIPE_FORMAT_Z24X8_UNORM:
- /*s8z24_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/
+ s8z24_get_tile_rgba((unsigned *) packed, w, h, dst, dst_stride);
break;
- case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
- case PIPE_FORMAT_X8Z24_UNORM:
- /*z24s8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/
+ case PIPE_FORMAT_S8_UINT:
+ s8_get_tile_rgba((unsigned char *) packed, w, h, dst, dst_stride);
break;
- default:
- util_format_write_4f(format,
- p, src_stride * sizeof(float),
- packed, util_format_get_stride(format, w),
- 0, 0, w, h);
- }
-
- pipe_put_tile_raw(pipe, pt, x, y, w, h, packed, 0);
-
- FREE(packed);
-}
-
-
-/**
- * Get a block of Z values, converted to 32-bit range.
- */
-void
-pipe_get_tile_z(struct pipe_context *pipe,
- struct pipe_transfer *pt,
- uint x, uint y, uint w, uint h,
- uint *z)
-{
- const uint dstStride = w;
- ubyte *map;
- uint *pDest = z;
- uint i, j;
- enum pipe_format format = pt->resource->format;
-
- if (u_clip_tile(x, y, &w, &h, &pt->box))
- return;
-
- map = (ubyte *)pipe->transfer_map(pipe, pt);
- if (!map) {
- assert(0);
- return;
- }
-
- switch (format) {
- case PIPE_FORMAT_Z32_UNORM:
- {
- const uint *ptrc
- = (const uint *)(map + y * pt->stride + x*4);
- for (i = 0; i < h; i++) {
- memcpy(pDest, ptrc, 4 * w);
- pDest += dstStride;
- ptrc += pt->stride/4;
- }
- }
+ case PIPE_FORMAT_X24S8_UINT:
+ s8x24_get_tile_rgba((unsigned *) packed, w, h, dst, dst_stride);
break;
- case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
- case PIPE_FORMAT_Z24X8_UNORM:
- {
- const uint *ptrc
- = (const uint *)(map + y * pt->stride + x*4);
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++) {
- /* convert 24-bit Z to 32-bit Z */
- pDest[j] = (ptrc[j] << 8) | ((ptrc[j] >> 16) & 0xff);
- }
- pDest += dstStride;
- ptrc += pt->stride/4;
- }
- }
- break;
- case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
+ case PIPE_FORMAT_S8_UINT_Z24_UNORM:
case PIPE_FORMAT_X8Z24_UNORM:
- {
- const uint *ptrc
- = (const uint *)(map + y * pt->stride + x*4);
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++) {
- /* convert 24-bit Z to 32-bit Z */
- pDest[j] = (ptrc[j] & 0xffffff00) | ((ptrc[j] >> 24) & 0xff);
- }
- pDest += dstStride;
- ptrc += pt->stride/4;
- }
- }
+ z24s8_get_tile_rgba((unsigned *) packed, w, h, dst, dst_stride);
break;
- case PIPE_FORMAT_Z16_UNORM:
- {
- const ushort *ptrc
- = (const ushort *)(map + y * pt->stride + x*2);
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++) {
- /* convert 16-bit Z to 32-bit Z */
- pDest[j] = (ptrc[j] << 16) | ptrc[j];
- }
- pDest += dstStride;
- ptrc += pt->stride/2;
- }
- }
+ case PIPE_FORMAT_S8X24_UINT:
+ x24s8_get_tile_rgba((unsigned *) packed, w, h, dst, dst_stride);
break;
- default:
- assert(0);
- }
-
- pipe->transfer_unmap(pipe, pt);
-}
-
-
-void
-pipe_put_tile_z(struct pipe_context *pipe,
- struct pipe_transfer *pt,
- uint x, uint y, uint w, uint h,
- const uint *zSrc)
-{
- const uint srcStride = w;
- const uint *ptrc = zSrc;
- ubyte *map;
- uint i, j;
- enum pipe_format format = pt->resource->format;
-
- if (u_clip_tile(x, y, &w, &h, &pt->box))
- return;
-
- map = (ubyte *)pipe->transfer_map(pipe, pt);
- if (!map) {
- assert(0);
- return;
- }
-
- switch (format) {
- case PIPE_FORMAT_Z32_UNORM:
- {
- uint *pDest = (uint *) (map + y * pt->stride + x*4);
- for (i = 0; i < h; i++) {
- memcpy(pDest, ptrc, 4 * w);
- pDest += pt->stride/4;
- ptrc += srcStride;
- }
- }
- break;
- case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
- {
- uint *pDest = (uint *) (map + y * pt->stride + x*4);
- //assert((pt->usage & PIPE_TRANSFER_READ_WRITE) == PIPE_TRANSFER_READ_WRITE);
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++) {
- /* convert 32-bit Z to 24-bit Z, preserve stencil */
- pDest[j] = (pDest[j] & 0xff000000) | ptrc[j] >> 8;
- }
- pDest += pt->stride/4;
- ptrc += srcStride;
- }
- }
+ case PIPE_FORMAT_Z32_FLOAT:
+ z32f_get_tile_rgba((float *) packed, w, h, dst, dst_stride);
break;
- case PIPE_FORMAT_Z24X8_UNORM:
- {
- uint *pDest = (uint *) (map + y * pt->stride + x*4);
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++) {
- /* convert 32-bit Z to 24-bit Z (0 stencil) */
- pDest[j] = ptrc[j] >> 8;
- }
- pDest += pt->stride/4;
- ptrc += srcStride;
- }
- }
+ case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
+ z32f_x24s8_get_tile_rgba((float *) packed, w, h, dst, dst_stride);
break;
- case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
- {
- uint *pDest = (uint *) (map + y * pt->stride + x*4);
- //assert((pt->usage & PIPE_TRANSFER_READ_WRITE) == PIPE_TRANSFER_READ_WRITE);
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++) {
- /* convert 32-bit Z to 24-bit Z, preserve stencil */
- pDest[j] = (pDest[j] & 0xff) | (ptrc[j] & 0xffffff00);
- }
- pDest += pt->stride/4;
- ptrc += srcStride;
- }
- }
- break;
- case PIPE_FORMAT_X8Z24_UNORM:
- {
- uint *pDest = (uint *) (map + y * pt->stride + x*4);
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++) {
- /* convert 32-bit Z to 24-bit Z (0 stencil) */
- pDest[j] = ptrc[j] & 0xffffff00;
- }
- pDest += pt->stride/4;
- ptrc += srcStride;
- }
- }
- break;
- case PIPE_FORMAT_Z16_UNORM:
- {
- ushort *pDest = (ushort *) (map + y * pt->stride + x*2);
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++) {
- /* convert 32-bit Z to 16-bit Z */
- pDest[j] = ptrc[j] >> 16;
- }
- pDest += pt->stride/2;
- ptrc += srcStride;
- }
- }
+ case PIPE_FORMAT_X32_S8X24_UINT:
+ x32_s8_get_tile_rgba((unsigned *) packed, w, h, dst, dst_stride);
break;
default:
- assert(0);
+ util_format_read_4(format,
+ dst, dst_stride * sizeof(float),
+ packed, util_format_get_stride(format, w),
+ 0, 0, w, h);
}
- pipe->transfer_unmap(pipe, pt);
+ FREE(packed);
}
-
-