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path: root/src/mesa/pipe/softpipe/sp_surface.c
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Diffstat (limited to 'src/mesa/pipe/softpipe/sp_surface.c')
-rw-r--r--src/mesa/pipe/softpipe/sp_surface.c244
1 files changed, 212 insertions, 32 deletions
diff --git a/src/mesa/pipe/softpipe/sp_surface.c b/src/mesa/pipe/softpipe/sp_surface.c
index b7c9d4f004..2ddf3ab99c 100644
--- a/src/mesa/pipe/softpipe/sp_surface.c
+++ b/src/mesa/pipe/softpipe/sp_surface.c
@@ -77,7 +77,7 @@ a8r8g8b8_get_tile(struct pipe_surface *ps,
{
const unsigned *src
= ((const unsigned *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
unsigned i, j;
unsigned w0 = w;
@@ -95,7 +95,7 @@ a8r8g8b8_get_tile(struct pipe_surface *ps,
pRow[3] = UBYTE_TO_FLOAT((pixel >> 24) & 0xff);
pRow += 4;
}
- src += ps->region->pitch;
+ src += ps->pitch;
p += w0 * 4;
}
}
@@ -108,7 +108,7 @@ a8r8g8b8_put_tile(struct pipe_surface *ps,
{
unsigned *dst
= ((unsigned *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
unsigned i, j;
unsigned w0 = w;
@@ -127,7 +127,7 @@ a8r8g8b8_put_tile(struct pipe_surface *ps,
dst[j] = (a << 24) | (r << 16) | (g << 8) | b;
pRow += 4;
}
- dst += ps->region->pitch;
+ dst += ps->pitch;
p += w0 * 4;
}
}
@@ -141,7 +141,7 @@ a1r5g5b5_get_tile(struct pipe_surface *ps,
{
const ushort *src
= ((const ushort *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
unsigned i, j;
assert(ps->format == PIPE_FORMAT_U_A1_R5_G5_B5);
@@ -155,7 +155,7 @@ a1r5g5b5_get_tile(struct pipe_surface *ps,
p[3] = ((pixel >> 15) ) * 1.0f;
p += 4;
}
- src += ps->region->pitch;
+ src += ps->pitch;
}
}
@@ -172,7 +172,7 @@ z16_get_tile(struct pipe_surface *ps,
{
const ushort *src
= ((const ushort *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
const float scale = 1.0f / 65535.0f;
unsigned i, j;
unsigned w0 = w;
@@ -189,7 +189,7 @@ z16_get_tile(struct pipe_surface *ps,
pRow[j * 4 + 2] =
pRow[j * 4 + 3] = src[j] * scale;
}
- src += ps->region->pitch;
+ src += ps->pitch;
p += 4 * w0;
}
}
@@ -205,7 +205,7 @@ l8_get_tile(struct pipe_surface *ps,
{
const ubyte *src
= ((const ubyte *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
unsigned i, j;
unsigned w0 = w;
@@ -222,7 +222,7 @@ l8_get_tile(struct pipe_surface *ps,
pRow[3] = 1.0;
pRow += 4;
}
- src += ps->region->pitch;
+ src += ps->pitch;
p += w0 * 4;
}
}
@@ -236,7 +236,7 @@ a8_get_tile(struct pipe_surface *ps,
{
const ubyte *src
= ((const ubyte *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
unsigned i, j;
unsigned w0 = w;
@@ -253,7 +253,7 @@ a8_get_tile(struct pipe_surface *ps,
pRow[3] = UBYTE_TO_FLOAT(src[j]);
pRow += 4;
}
- src += ps->region->pitch;
+ src += ps->pitch;
p += w0 * 4;
}
}
@@ -267,7 +267,7 @@ r16g16b16a16_get_tile(struct pipe_surface *ps,
{
const short *src
= ((const short *) (ps->region->map + ps->offset))
- + (y * ps->region->pitch + x) * 4;
+ + (y * ps->pitch + x) * 4;
unsigned i, j;
unsigned w0 = w;
@@ -286,7 +286,7 @@ r16g16b16a16_get_tile(struct pipe_surface *ps,
pRow += 4;
pixel += 4;
}
- src += ps->region->pitch * 4;
+ src += ps->pitch * 4;
p += w0 * 4;
}
}
@@ -299,7 +299,7 @@ r16g16b16a16_put_tile(struct pipe_surface *ps,
{
short *dst
= ((short *) (ps->region->map + ps->offset))
- + (y * ps->region->pitch + x) * 4;
+ + (y * ps->pitch + x) * 4;
unsigned i, j;
unsigned w0 = w;
@@ -321,7 +321,7 @@ r16g16b16a16_put_tile(struct pipe_surface *ps,
dst[j*4+3] = a;
pRow += 4;
}
- dst += ps->region->pitch * 4;
+ dst += ps->pitch * 4;
p += w0 * 4;
}
}
@@ -336,7 +336,7 @@ i8_get_tile(struct pipe_surface *ps,
{
const ubyte *src
= ((const ubyte *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
unsigned i, j;
unsigned w0 = w;
@@ -353,7 +353,7 @@ i8_get_tile(struct pipe_surface *ps,
pRow[3] = UBYTE_TO_FLOAT(src[j]);
pRow += 4;
}
- src += ps->region->pitch;
+ src += ps->pitch;
p += w0 * 4;
}
}
@@ -367,7 +367,7 @@ a8_l8_get_tile(struct pipe_surface *ps,
{
const ushort *src
= ((const ushort *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
unsigned i, j;
unsigned w0 = w;
@@ -385,7 +385,7 @@ a8_l8_get_tile(struct pipe_surface *ps,
pRow[3] = UBYTE_TO_FLOAT(p >> 8);
pRow += 4;
}
- src += ps->region->pitch;
+ src += ps->pitch;
p += w0 * 4;
}
}
@@ -404,7 +404,7 @@ z32_get_tile(struct pipe_surface *ps,
{
const uint *src
= ((const uint *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
const double scale = 1.0 / (double) 0xffffffff;
unsigned i, j;
unsigned w0 = w;
@@ -421,7 +421,7 @@ z32_get_tile(struct pipe_surface *ps,
pRow[j * 4 + 2] =
pRow[j * 4 + 3] = (float) (scale * src[j]);
}
- src += ps->region->pitch;
+ src += ps->pitch;
p += 4 * w0;
}
}
@@ -438,7 +438,7 @@ s8z24_get_tile(struct pipe_surface *ps,
{
const uint *src
= ((const uint *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
const double scale = 1.0 / ((1 << 24) - 1);
unsigned i, j;
unsigned w0 = w;
@@ -455,7 +455,7 @@ s8z24_get_tile(struct pipe_surface *ps,
pRow[j * 4 + 2] =
pRow[j * 4 + 3] = (float) (scale * (src[j] & 0xffffff));
}
- src += ps->region->pitch;
+ src += ps->pitch;
p += 4 * w0;
}
}
@@ -472,7 +472,7 @@ z24s8_get_tile(struct pipe_surface *ps,
{
const uint *src
= ((const uint *) (ps->region->map + ps->offset))
- + y * ps->region->pitch + x;
+ + y * ps->pitch + x;
const double scale = 1.0 / ((1 << 24) - 1);
unsigned i, j;
unsigned w0 = w;
@@ -489,7 +489,7 @@ z24s8_get_tile(struct pipe_surface *ps,
pRow[j * 4 + 2] =
pRow[j * 4 + 3] = (float) (scale * (src[j] >> 8));
}
- src += ps->region->pitch;
+ src += ps->pitch;
p += 4 * w0;
}
}
@@ -525,8 +525,10 @@ softpipe_get_tex_surface(struct pipe_context *pipe,
assert(ps->format);
assert(ps->refcount);
pipe_region_reference(&ps->region, mt->region);
+ ps->cpp = mt->cpp;
ps->width = mt->level[level].width;
ps->height = mt->level[level].height;
+ ps->pitch = mt->pitch;
ps->offset = offset;
}
return ps;
@@ -541,7 +543,7 @@ softpipe_get_tile(struct pipe_context *pipe, struct pipe_surface *ps,
uint x, uint y, uint w, uint h,
void *p, int dst_stride)
{
- const uint cpp = ps->region->cpp;
+ const uint cpp = ps->cpp;
const ubyte *pSrc;
ubyte *pDest;
uint i;
@@ -554,13 +556,13 @@ softpipe_get_tile(struct pipe_context *pipe, struct pipe_surface *ps,
CLIP_TILE;
- pSrc = ps->region->map + ps->offset + (y * ps->region->pitch + x) * cpp;
+ pSrc = ps->region->map + ps->offset + (y * ps->pitch + x) * cpp;
pDest = (ubyte *) p;
for (i = 0; i < h; i++) {
memcpy(pDest, pSrc, w * cpp);
pDest += dst_stride;
- pSrc += ps->region->pitch * cpp;
+ pSrc += ps->pitch * cpp;
}
}
@@ -573,7 +575,7 @@ softpipe_put_tile(struct pipe_context *pipe, struct pipe_surface *ps,
uint x, uint y, uint w, uint h,
const void *p, int src_stride)
{
- const uint cpp = ps->region->cpp;
+ const uint cpp = ps->cpp;
const ubyte *pSrc;
ubyte *pDest;
uint i;
@@ -587,11 +589,11 @@ softpipe_put_tile(struct pipe_context *pipe, struct pipe_surface *ps,
CLIP_TILE;
pSrc = (const ubyte *) p;
- pDest = ps->region->map + ps->offset + (y * ps->region->pitch + x) * cpp;
+ pDest = ps->region->map + ps->offset + (y * ps->pitch + x) * cpp;
for (i = 0; i < h; i++) {
memcpy(pDest, pSrc, w * cpp);
- pDest += ps->region->pitch * cpp;
+ pDest += ps->pitch * cpp;
pSrc += src_stride;
}
}
@@ -691,6 +693,180 @@ softpipe_put_tile_rgba(struct pipe_context *pipe,
}
+/**
+ * Copy 2D rect from one place to another.
+ * Position and sizes are in pixels.
+ */
+static void
+copy_rect(ubyte * dst,
+ unsigned cpp,
+ unsigned dst_pitch,
+ unsigned dst_x,
+ unsigned dst_y,
+ unsigned width,
+ unsigned height,
+ const ubyte * src,
+ unsigned src_pitch,
+ unsigned src_x,
+ unsigned src_y)
+{
+ unsigned i;
+
+ dst_pitch *= cpp;
+ src_pitch *= cpp;
+ dst += dst_x * cpp;
+ src += src_x * cpp;
+ dst += dst_y * dst_pitch;
+ src += src_y * src_pitch;
+ width *= cpp;
+
+ if (width == dst_pitch && width == src_pitch)
+ memcpy(dst, src, height * width);
+ else {
+ for (i = 0; i < height; i++) {
+ memcpy(dst, src, width);
+ dst += dst_pitch;
+ src += src_pitch;
+ }
+ }
+}
+
+
+/* Upload data to a rectangular sub-region. Lots of choices how to do this:
+ *
+ * - memcpy by span to current destination
+ * - upload data as new buffer and blit
+ *
+ * Currently always memcpy.
+ */
+static void
+sp_surface_data(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned dstx, unsigned dsty,
+ const void *src, unsigned src_pitch,
+ unsigned srcx, unsigned srcy, unsigned width, unsigned height)
+{
+ copy_rect(pipe->region_map(pipe, dst->region) + dst->offset,
+ dst->cpp,
+ dst->pitch,
+ dstx, dsty, width, height, src, src_pitch, srcx, srcy);
+
+ pipe->region_unmap(pipe, dst->region);
+}
+
+/* Assumes all values are within bounds -- no checking at this level -
+ * do it higher up if required.
+ */
+static void
+sp_surface_copy(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned dstx, unsigned dsty,
+ struct pipe_surface *src,
+ unsigned srcx, unsigned srcy, unsigned width, unsigned height)
+{
+ ubyte *src_map, *dst_map;
+ assert( dst->cpp == src->cpp );
+
+ dst_map = pipe->region_map(pipe, dst->region);
+ src_map = pipe->region_map(pipe, src->region);
+ copy_rect(dst_map + dst->offset,
+ dst->cpp,
+ dst->pitch,
+ dstx, dsty,
+ width, height,
+ src_map + src->offset,
+ src->pitch,
+ srcx, srcy);
+
+ pipe->region_unmap(pipe, src->region);
+ pipe->region_unmap(pipe, dst->region);
+}
+
+
+static ubyte *
+get_pointer(struct pipe_surface *dst, unsigned x, unsigned y)
+{
+ return dst->region->map + (y * dst->pitch + x) * dst->cpp;
+}
+
+
+#define UBYTE_TO_USHORT(B) ((B) | ((B) << 8))
+
+
+/**
+ * Fill a rectangular sub-region. Need better logic about when to
+ * push buffers into AGP - will currently do so whenever possible.
+ */
+static void
+sp_surface_fill(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height, unsigned value)
+{
+ unsigned i, j;
+
+ assert(dst->pitch > 0);
+ assert(width <= dst->pitch);
+
+ (void)pipe->region_map(pipe, dst->region);
+
+ switch (dst->cpp) {
+ case 1:
+ {
+ ubyte *row = get_pointer(dst, dstx, dsty);
+ for (i = 0; i < height; i++) {
+ memset(row, value, width);
+ row += dst->pitch;
+ }
+ }
+ break;
+ case 2:
+ {
+ ushort *row = (ushort *) get_pointer(dst, dstx, dsty);
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++)
+ row[j] = (ushort) value;
+ row += dst->pitch;
+ }
+ }
+ break;
+ case 4:
+ {
+ unsigned *row = (unsigned *) get_pointer(dst, dstx, dsty);
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++)
+ row[j] = value;
+ row += dst->pitch;
+ }
+ }
+ break;
+ case 8:
+ {
+ /* expand the 4-byte clear value to an 8-byte value */
+ ushort *row = (ushort *) get_pointer(dst, dstx, dsty);
+ ushort val0 = UBYTE_TO_USHORT((value >> 0) & 0xff);
+ ushort val1 = UBYTE_TO_USHORT((value >> 8) & 0xff);
+ ushort val2 = UBYTE_TO_USHORT((value >> 16) & 0xff);
+ ushort val3 = UBYTE_TO_USHORT((value >> 24) & 0xff);
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++) {
+ row[j*4+0] = val0;
+ row[j*4+1] = val1;
+ row[j*4+2] = val2;
+ row[j*4+3] = val3;
+ }
+ row += dst->pitch * 4;
+ }
+ }
+ break;
+ default:
+ assert(0);
+ break;
+ }
+
+ pipe->region_unmap( pipe, dst->region );
+}
+
void
sp_init_surface_functions(struct softpipe_context *sp)
@@ -700,4 +876,8 @@ sp_init_surface_functions(struct softpipe_context *sp)
sp->pipe.get_tile_rgba = softpipe_get_tile_rgba;
sp->pipe.put_tile_rgba = softpipe_put_tile_rgba;
+
+ sp->pipe.surface_data = sp_surface_data;
+ sp->pipe.surface_copy = sp_surface_copy;
+ sp->pipe.surface_fill = sp_surface_fill;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-19 19:04:55 +0000