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-rw-r--r--src/gallium/drivers/svga/svga_draw_arrays.c19
-rw-r--r--src/gallium/drivers/svga/svga_draw_elements.c16
-rw-r--r--src/gallium/drivers/svga/svga_resource_buffer.h6
-rw-r--r--src/gallium/drivers/svga/svga_resource_buffer_upload.c1
-rw-r--r--src/gallium/drivers/svga/svga_state_vdecl.c9
5 files changed, 48 insertions, 3 deletions
diff --git a/src/gallium/drivers/svga/svga_draw_arrays.c b/src/gallium/drivers/svga/svga_draw_arrays.c
index a6518042eb9..1bb29cc2335 100644
--- a/src/gallium/drivers/svga/svga_draw_arrays.c
+++ b/src/gallium/drivers/svga/svga_draw_arrays.c
@@ -32,6 +32,7 @@
#include "svga_draw.h"
#include "svga_draw_private.h"
#include "svga_context.h"
+#include "svga_resource_buffer.h"
#define DBG 0
@@ -191,6 +192,8 @@ simple_draw_arrays( struct svga_hwtnl *hwtnl,
SVGA3dPrimitiveRange range;
unsigned hw_prim;
unsigned hw_count;
+ unsigned i;
+ unsigned src_offs;
hw_prim = svga_translate_prim(prim, count, &hw_count);
if (hw_count == 0)
@@ -209,6 +212,22 @@ simple_draw_arrays( struct svga_hwtnl *hwtnl,
* looking at those numbers knows to adjust them by
* range.indexBias.
*/
+
+ for (i = 0; i < hwtnl->cmd.vdecl_count; i++) {
+ struct pipe_resource *vb = hwtnl->cmd.vdecl_vb[i];
+ struct svga_buffer *sbuf = svga_buffer(vb);
+ unsigned stride = hwtnl->cmd.vdecl[i].array.stride;
+ unsigned tmp_src_offs = sbuf->source_offset;
+
+ if (stride)
+ tmp_src_offs /= stride;
+ assert(i == 0 || tmp_src_offs == src_offs);
+ src_offs = tmp_src_offs;
+ }
+
+ range.indexBias = start - src_offs;
+ assert(range.indexBias >= 0);
+
return svga_hwtnl_prim( hwtnl, &range, 0, count - 1, NULL );
}
diff --git a/src/gallium/drivers/svga/svga_draw_elements.c b/src/gallium/drivers/svga/svga_draw_elements.c
index 7d420c6b295..cf61144c9ae 100644
--- a/src/gallium/drivers/svga/svga_draw_elements.c
+++ b/src/gallium/drivers/svga/svga_draw_elements.c
@@ -113,6 +113,7 @@ svga_hwtnl_simple_draw_range_elements( struct svga_hwtnl *hwtnl,
unsigned hw_count;
unsigned index_offset = start * index_size;
int ret = PIPE_OK;
+ unsigned i, src_offs;
hw_prim = svga_translate_prim(prim, count, &hw_count);
if (hw_count == 0)
@@ -142,6 +143,21 @@ svga_hwtnl_simple_draw_range_elements( struct svga_hwtnl *hwtnl,
index_buffer = upload_buffer;
}
+ for (i = 0; i < hwtnl->cmd.vdecl_count; i++) {
+ struct pipe_resource *vb = hwtnl->cmd.vdecl_vb[i];
+ struct svga_buffer *sbuf = svga_buffer(vb);
+ unsigned stride = hwtnl->cmd.vdecl[i].array.stride;
+ unsigned tmp_src_offs = sbuf->source_offset;
+
+ if (stride)
+ tmp_src_offs /= stride;
+ assert(i == 0 || tmp_src_offs == src_offs);
+ src_offs = tmp_src_offs;
+ }
+
+ index_bias -= src_offs;
+ assert(index_bias >= 0);
+
range.primType = hw_prim;
range.primitiveCount = hw_count;
range.indexArray.offset = index_offset;
diff --git a/src/gallium/drivers/svga/svga_resource_buffer.h b/src/gallium/drivers/svga/svga_resource_buffer.h
index c559f70ec12..31a6fc6fef1 100644
--- a/src/gallium/drivers/svga/svga_resource_buffer.h
+++ b/src/gallium/drivers/svga/svga_resource_buffer.h
@@ -144,6 +144,12 @@ struct svga_buffer
} uploaded;
/**
+ * The offset in the source user buffer that matches the
+ * uploaded offset
+ */
+ unsigned source_offset;
+
+ /**
* DMA'ble memory.
*
* A piece of GMR memory, with the same size of the buffer. It is created
diff --git a/src/gallium/drivers/svga/svga_resource_buffer_upload.c b/src/gallium/drivers/svga/svga_resource_buffer_upload.c
index b7d54605e66..601643236a9 100644
--- a/src/gallium/drivers/svga/svga_resource_buffer_upload.c
+++ b/src/gallium/drivers/svga/svga_resource_buffer_upload.c
@@ -695,6 +695,7 @@ svga_redefine_user_buffer(struct pipe_context *pipe,
sbuf->key.size.width = sbuf->b.b.width0 = offset + size;
}
+ sbuf->source_offset = offset;
pipe_mutex_unlock(ss->swc_mutex);
svga->curr.any_user_vertex_buffers = TRUE;
diff --git a/src/gallium/drivers/svga/svga_state_vdecl.c b/src/gallium/drivers/svga/svga_state_vdecl.c
index 2f85f9488f9..5bd51ca677d 100644
--- a/src/gallium/drivers/svga/svga_state_vdecl.c
+++ b/src/gallium/drivers/svga/svga_state_vdecl.c
@@ -59,8 +59,8 @@ upload_user_buffers( struct svga_context *svga )
if (!buffer->uploaded.buffer) {
boolean flushed;
ret = u_upload_buffer( svga->upload_vb,
- 0, 0,
- buffer->b.b.width0,
+ 0, buffer->source_offset,
+ buffer->b.b.width0 - buffer->source_offset,
&buffer->b.b,
&buffer->uploaded.offset,
&buffer->uploaded.buffer,
@@ -69,16 +69,19 @@ upload_user_buffers( struct svga_context *svga )
return ret;
if (0)
- debug_printf("%s: %d: orig buf %p upl buf %p ofs %d sz %d\n",
+ debug_printf("%s: %d: orig buf %p upl buf %p ofs %d sofs %d"
+ " sz %d\n",
__FUNCTION__,
i,
buffer,
buffer->uploaded.buffer,
buffer->uploaded.offset,
+ buffer->source_offset,
buffer->b.b.width0);
}
svga->curr.vb[i].buffer_offset = buffer->uploaded.offset;
+ svga_buffer(buffer->uploaded.buffer)->source_offset = buffer->source_offset;
}
}