X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fauxiliary%2Futil%2Fu_rect.c;h=098cdfd58b12e08a796a822b365d0214911e7484;hb=ccd13da0fc1f1813b55fc0d2181a6cb0d3b42b0d;hp=fe81a685be114b5be1dade934b92e459f98582ed;hpb=e97681c7f551a2a2a6bd5eff0f4192a870c816c0;p=mesa.git

diff --git a/src/gallium/auxiliary/util/u_rect.c b/src/gallium/auxiliary/util/u_rect.c
index fe81a685be1..098cdfd58b1 100644
--- a/src/gallium/auxiliary/util/u_rect.c
+++ b/src/gallium/auxiliary/util/u_rect.c
@@ -34,17 +34,19 @@
 #include "pipe/p_format.h"
 #include "pipe/p_context.h"
 #include "pipe/p_screen.h"
+#include "util/u_format.h"
+#include "util/u_inlines.h"
 #include "util/u_rect.h"
 
 
 /**
  * Copy 2D rect from one place to another.
  * Position and sizes are in pixels.
- * src_pitch may be negative to do vertical flip of pixels from source.
+ * src_stride may be negative to do vertical flip of pixels from source.
  */
 void
-pipe_copy_rect(ubyte * dst,
-               const struct pipe_format_block *block,
+util_copy_rect(ubyte * dst,
+               enum pipe_format format,
                unsigned dst_stride,
                unsigned dst_x,
                unsigned dst_y,
@@ -53,31 +55,30 @@ pipe_copy_rect(ubyte * dst,
                const ubyte * src,
                int src_stride,
                unsigned src_x, 
-               int src_y)
+               unsigned src_y)
 {
    unsigned i;
    int src_stride_pos = src_stride < 0 ? -src_stride : src_stride;
-
-   assert(block->size > 0);
-   assert(block->width > 0);
-   assert(block->height > 0);
-   assert(src_x >= 0);
-   assert(src_y >= 0);
-   assert(dst_x >= 0);
-   assert(dst_y >= 0);
-
-   dst_x /= block->width;
-   dst_y /= block->height;
-   width = (width + block->width - 1)/block->width;
-   height = (height + block->height - 1)/block->height;
-   src_x /= block->width;
-   src_y /= block->height;
+   int blocksize = util_format_get_blocksize(format);
+   int blockwidth = util_format_get_blockwidth(format);
+   int blockheight = util_format_get_blockheight(format);
+
+   assert(blocksize > 0);
+   assert(blockwidth > 0);
+   assert(blockheight > 0);
+
+   dst_x /= blockwidth;
+   dst_y /= blockheight;
+   width = (width + blockwidth - 1)/blockwidth;
+   height = (height + blockheight - 1)/blockheight;
+   src_x /= blockwidth;
+   src_y /= blockheight;
    
-   dst += dst_x * block->size;
-   src += src_x * block->size;
+   dst += dst_x * blocksize;
+   src += src_x * blocksize;
    dst += dst_y * dst_stride;
    src += src_y * src_stride_pos;
-   width *= block->size;
+   width *= blocksize;
 
    if (width == dst_stride && width == src_stride)
       memcpy(dst, src, height * width);
@@ -91,8 +92,8 @@ pipe_copy_rect(ubyte * dst,
 }
 
 void
-pipe_fill_rect(ubyte * dst,
-               const struct pipe_format_block *block,
+util_fill_rect(ubyte * dst,
+               enum pipe_format format,
                unsigned dst_stride,
                unsigned dst_x,
                unsigned dst_y,
@@ -102,23 +103,24 @@ pipe_fill_rect(ubyte * dst,
 {
    unsigned i, j;
    unsigned width_size;
-
-   assert(block->size > 0);
-   assert(block->width > 0);
-   assert(block->height > 0);
-   assert(dst_x >= 0);
-   assert(dst_y >= 0);
-
-   dst_x /= block->width;
-   dst_y /= block->height;
-   width = (width + block->width - 1)/block->width;
-   height = (height + block->height - 1)/block->height;
+   int blocksize = util_format_get_blocksize(format);
+   int blockwidth = util_format_get_blockwidth(format);
+   int blockheight = util_format_get_blockheight(format);
+
+   assert(blocksize > 0);
+   assert(blockwidth > 0);
+   assert(blockheight > 0);
+
+   dst_x /= blockwidth;
+   dst_y /= blockheight;
+   width = (width + blockwidth - 1)/blockwidth;
+   height = (height + blockheight - 1)/blockheight;
    
-   dst += dst_x * block->size;
+   dst += dst_x * blocksize;
    dst += dst_y * dst_stride;
-   width_size = width * block->size;
+   width_size = width * blocksize;
    
-   switch (block->size) {
+   switch (blocksize) {
    case 1:
       if(dst_stride == width_size)
 	 memset(dst, (ubyte) value, height * width_size);
@@ -168,84 +170,66 @@ util_surface_copy(struct pipe_context *pipe,
                   unsigned src_x, unsigned src_y, 
                   unsigned w, unsigned h)
 {
-   struct pipe_screen *screen = pipe->screen;
-   struct pipe_surface *new_src = NULL, *new_dst = NULL;
+   struct pipe_transfer *src_trans, *dst_trans;
    void *dst_map;
    const void *src_map;
-
-   assert(dst->block.size == src->block.size);
-   assert(dst->block.width == src->block.width);
-   assert(dst->block.height == src->block.height);
-
-   if ((src->usage & PIPE_BUFFER_USAGE_CPU_READ) == 0) {
-      /* Need to create new src surface which is CPU readable */
-      assert(src->texture);
-      if (!src->texture)
-         return;
-      new_src = screen->get_tex_surface(screen,
-                                        src->texture,
-                                        src->face,
-                                        src->level,
-                                        src->zslice,
-                                        PIPE_BUFFER_USAGE_CPU_READ);
-      src = new_src;
-   }
-
-   if ((dst->usage & PIPE_BUFFER_USAGE_CPU_WRITE) == 0) {
-      /* Need to create new dst surface which is CPU writable */
-      assert(dst->texture);
-      if (!dst->texture)
-         return;
-      new_dst = screen->get_tex_surface(screen,
-                                        dst->texture,
-                                        dst->face,
-                                        dst->level,
-                                        dst->zslice,
-                                        PIPE_BUFFER_USAGE_CPU_WRITE);
-      dst = new_dst;
-   }
-
-   src_map = pipe->screen->surface_map(screen,
-                                       src, PIPE_BUFFER_USAGE_CPU_READ);
-   dst_map = pipe->screen->surface_map(screen,
-                                       dst, PIPE_BUFFER_USAGE_CPU_WRITE);
+   enum pipe_format src_format, dst_format;
+
+   assert(src->texture && dst->texture);
+   if (!src->texture || !dst->texture)
+      return;
+
+   src_format = src->texture->format;
+   dst_format = dst->texture->format;
+
+   src_trans = pipe_get_transfer(pipe,
+				 src->texture,
+				 src->face,
+				 src->level,
+				 src->zslice,
+				 PIPE_TRANSFER_READ,
+				 src_x, src_y, w, h);
+
+   dst_trans = pipe_get_transfer(pipe,
+				 dst->texture,
+				 dst->face,
+				 dst->level,
+				 dst->zslice,
+				 PIPE_TRANSFER_WRITE,
+				 dst_x, dst_y, w, h);
+
+   assert(util_format_get_blocksize(dst_format) == util_format_get_blocksize(src_format));
+   assert(util_format_get_blockwidth(dst_format) == util_format_get_blockwidth(src_format));
+   assert(util_format_get_blockheight(dst_format) == util_format_get_blockheight(src_format));
+
+   src_map = pipe->transfer_map(pipe, src_trans);
+   dst_map = pipe->transfer_map(pipe, dst_trans);
 
    assert(src_map);
    assert(dst_map);
 
    if (src_map && dst_map) {
       /* If do_flip, invert src_y position and pass negative src stride */
-      pipe_copy_rect(dst_map,
-                     &dst->block,
-                     dst->stride,
-                     dst_x, dst_y,
+      util_copy_rect(dst_map,
+                     dst_format,
+                     dst_trans->stride,
+                     0, 0,
                      w, h,
                      src_map,
-                     do_flip ? -(int) src->stride : src->stride,
-                     src_x,
-                     do_flip ? src_y + h - 1 : src_y);
+                     do_flip ? -(int) src_trans->stride : src_trans->stride,
+                     0,
+                     do_flip ? h - 1 : 0);
    }
 
-   pipe->screen->surface_unmap(pipe->screen, src);
-   pipe->screen->surface_unmap(pipe->screen, dst);
+   pipe->transfer_unmap(pipe, src_trans);
+   pipe->transfer_unmap(pipe, dst_trans);
 
-   if (new_src)
-      screen->tex_surface_release(screen, &new_src);
-   if (new_dst)
-      screen->tex_surface_release(screen, &new_dst);
+   pipe->transfer_destroy(pipe, src_trans);
+   pipe->transfer_destroy(pipe, dst_trans);
 }
 
 
 
-static void *
-get_pointer(struct pipe_surface *dst, void *dst_map, unsigned x, unsigned y)
-{
-   return (char *)dst_map
-      + y / dst->block.height * dst->stride
-      + x / dst->block.width * dst->block.size;
-}
-
-
 #define UBYTE_TO_USHORT(B) ((B) | ((B) << 8))
 
 
@@ -259,71 +243,65 @@ util_surface_fill(struct pipe_context *pipe,
                   unsigned dstx, unsigned dsty,
                   unsigned width, unsigned height, unsigned value)
 {
-   struct pipe_screen *screen = pipe->screen;
-   struct pipe_surface *new_dst = NULL;
+   struct pipe_transfer *dst_trans;
    void *dst_map;
 
-   if ((dst->usage & PIPE_BUFFER_USAGE_CPU_WRITE) == 0) {
-      /* Need to create new dst surface which is CPU writable */
-      assert(dst->texture);
-      if (!dst->texture)
-         return;
-      new_dst = screen->get_tex_surface(screen,
-                                        dst->texture,
-                                        dst->face,
-                                        dst->level,
-                                        dst->zslice,
-                                        PIPE_BUFFER_USAGE_CPU_WRITE);
-      dst = new_dst;
-   }
+   assert(dst->texture);
+   if (!dst->texture)
+      return;
+   dst_trans = pipe_get_transfer(pipe,
+				 dst->texture,
+				 dst->face,
+				 dst->level,
+				 dst->zslice,
+				 PIPE_TRANSFER_WRITE,
+				 dstx, dsty, width, height);
 
-   dst_map = pipe->screen->surface_map(screen,
-                                       dst, PIPE_BUFFER_USAGE_CPU_WRITE);
+   dst_map = pipe->transfer_map(pipe, dst_trans);
 
    assert(dst_map);
 
    if (dst_map) {
-      assert(dst->stride > 0);
+      assert(dst_trans->stride > 0);
 
-      switch (dst->block.size) {
+      switch (util_format_get_blocksize(dst->texture->format)) {
       case 1:
       case 2:
       case 4:
-         pipe_fill_rect(dst_map, &dst->block, dst->stride,
-                        dstx, dsty, width, height, value);
+         util_fill_rect(dst_map, dst->texture->format,
+			dst_trans->stride,
+                        0, 0, width, height, value);
          break;
       case 8:
-         {
-            /* expand the 4-byte clear value to an 8-byte value */
-            ushort *row = (ushort *) get_pointer(dst, dst_map, 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);
-            unsigned i, j;
-            val0 = (val0 << 8) | val0;
-            val1 = (val1 << 8) | val1;
-            val2 = (val2 << 8) | val2;
-            val3 = (val3 << 8) | val3;
-            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->stride/2;
-            }
-         }
-         break;
+      {
+	 /* expand the 4-byte clear value to an 8-byte value */
+	 ushort *row = (ushort *) dst_map;
+	 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);
+	 unsigned i, j;
+	 val0 = (val0 << 8) | val0;
+	 val1 = (val1 << 8) | val1;
+	 val2 = (val2 << 8) | val2;
+	 val3 = (val3 << 8) | val3;
+	 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_trans->stride/2;
+	 }
+      }
+      break;
       default:
          assert(0);
          break;
       }
    }
 
-   pipe->screen->surface_unmap(pipe->screen, dst);
-
-   if (new_dst)
-      screen->tex_surface_release(screen, &new_dst);
+   pipe->transfer_unmap(pipe, dst_trans);
+   pipe->transfer_destroy(pipe, dst_trans);
 }