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wined3d: Introduce buffer_conversion_upload() helper function. 

Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia 2016-10-24 11:57:25 +02:00 committed by Alexandre Julliard
parent 4a23e91462
commit 6454242009
1 changed files with 65 additions and 57 deletions
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122
dlls/wined3d/buffer.c
View File

@ -852,6 +852,69 @@ static void buffer_direct_upload(struct wined3d_buffer *This, struct wined3d_con
wined3d_buffer_validate_location(This, WINED3D_LOCATION_BUFFER);
}
static void buffer_conversion_upload(struct wined3d_buffer *buffer, struct wined3d_context *context)
{
const struct wined3d_gl_info *gl_info = context->gl_info;
unsigned int i, j, start, end, len, vertex_count;
BYTE *data;
/* This would potentially invalidate the element array buffer binding. */
if (buffer->buffer_type_hint != GL_ARRAY_BUFFER)
ERR("Converting data in non-vertex buffer.\n");
wined3d_buffer_load_location(buffer, context, WINED3D_LOCATION_SYSMEM);
/* Now for each vertex in the buffer that needs conversion. */
vertex_count = buffer->resource.size / buffer->stride;
if (!(data = HeapAlloc(GetProcessHeap(), 0, buffer->resource.size)))
{
ERR("Out of memory.\n");
return;
}
while (buffer->modified_areas)
{
buffer->modified_areas--;
start = buffer->maps[buffer->modified_areas].offset;
len = buffer->maps[buffer->modified_areas].size;
end = start + len;
memcpy(data + start, (BYTE *)buffer->resource.heap_memory + start, end - start);
for (i = start / buffer->stride; i < min((end / buffer->stride) + 1, vertex_count); ++i)
{
for (j = 0; j < buffer->stride;)
{
switch (buffer->conversion_map[j])
{
case CONV_NONE:
/* Done already */
j += sizeof(DWORD);
break;
case CONV_D3DCOLOR:
j += fixup_d3dcolor((DWORD *) (data + i * buffer->stride + j));
break;
case CONV_POSITIONT:
j += fixup_transformed_pos((float *) (data + i * buffer->stride + j));
break;
default:
FIXME("Unimplemented conversion %d in shifted conversion.\n", buffer->conversion_map[j]);
++j;
}
}
}
GL_EXTCALL(glBindBuffer(buffer->buffer_type_hint, buffer->buffer_object));
checkGLcall("glBindBuffer");
GL_EXTCALL(glBufferSubData(buffer->buffer_type_hint, start, len, data + start));
checkGLcall("glBufferSubData");
}
HeapFree(GetProcessHeap(), 0, data);
wined3d_buffer_validate_location(buffer, WINED3D_LOCATION_BUFFER);
}
void buffer_mark_used(struct wined3d_buffer *buffer)
{
buffer->flags &= ~(WINED3D_BUFFER_SYNC | WINED3D_BUFFER_DISCARD);
@ -863,9 +926,7 @@ void wined3d_buffer_load(struct wined3d_buffer *buffer, struct wined3d_context *
{
DWORD flags = buffer->flags & (WINED3D_BUFFER_SYNC | WINED3D_BUFFER_DISCARD);
const struct wined3d_gl_info *gl_info = context->gl_info;
unsigned int i, j, start, end, len, vertex_count;
BOOL decl_changed = FALSE;
BYTE *data;
TRACE("buffer %p.\n", buffer);
@ -980,64 +1041,11 @@ void wined3d_buffer_load(struct wined3d_buffer *buffer, struct wined3d_context *
return;
buffer_direct_upload(buffer, context, flags);
return;
}
/* This would potentially invalidate the element array buffer binding. */
if (buffer->buffer_type_hint != GL_ARRAY_BUFFER)
ERR("Converting data in non-vertex buffer.\n");
wined3d_buffer_load_location(buffer, context, WINED3D_LOCATION_SYSMEM);
/* Now for each vertex in the buffer that needs conversion */
vertex_count = buffer->resource.size / buffer->stride;
if (!(data = HeapAlloc(GetProcessHeap(), 0, buffer->resource.size)))
else
{
ERR("Out of memory.\n");
return;
buffer_conversion_upload(buffer, context);
}
while (buffer->modified_areas)
{
buffer->modified_areas--;
start = buffer->maps[buffer->modified_areas].offset;
len = buffer->maps[buffer->modified_areas].size;
end = start + len;
memcpy(data + start, (BYTE *)buffer->resource.heap_memory + start, end - start);
for (i = start / buffer->stride; i < min((end / buffer->stride) + 1, vertex_count); ++i)
{
for (j = 0; j < buffer->stride;)
{
switch (buffer->conversion_map[j])
{
case CONV_NONE:
/* Done already */
j += sizeof(DWORD);
break;
case CONV_D3DCOLOR:
j += fixup_d3dcolor((DWORD *) (data + i * buffer->stride + j));
break;
case CONV_POSITIONT:
j += fixup_transformed_pos((float *) (data + i * buffer->stride + j));
break;
default:
FIXME("Unimplemented conversion %d in shifted conversion.\n", buffer->conversion_map[j]);
++j;
}
}
}
GL_EXTCALL(glBindBuffer(buffer->buffer_type_hint, buffer->buffer_object));
checkGLcall("glBindBuffer");
GL_EXTCALL(glBufferSubData(buffer->buffer_type_hint, start, len, data + start));
checkGLcall("glBufferSubData");
}
HeapFree(GetProcessHeap(), 0, data);
wined3d_buffer_validate_location(buffer, WINED3D_LOCATION_BUFFER);
}
struct wined3d_resource * CDECL wined3d_buffer_get_resource(struct wined3d_buffer *buffer)