wined3d: Allow OpenGL pixel unpack buffer objects to be suballocated from a larger buffer.

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

wined3d: Allow OpenGL pixel unpack buffer objects to be suballocated from a larger buffer.
9c9b5768 · Zebediah Figura · Alexandre Julliard · 0b9a4753 · 9c9b5768
Commit 9c9b5768 authored Nov 19, 2021 by Zebediah Figura Committed by Alexandre Julliard Nov 22, 2021
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texture.c dlls/wined3d/texture.c +4 -1

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--- a/dlls/wined3d/texture.c
+++ b/dlls/wined3d/texture.c
@@ -2553,14 +2553,17 @@ static void wined3d_texture_gl_upload_data(struct wined3d_context *context,
    }
    else
    {
+        const uint8_t *offset = bo.addr;
+
        if (bo.buffer_object)
        {
            GL_EXTCALL(glBindBuffer(GL_PIXEL_UNPACK_BUFFER, wined3d_bo_gl(bo.buffer_object)->id));
            checkGLcall("glBindBuffer");
+            offset += bo.buffer_object->buffer_offset;
        }

        wined3d_texture_gl_upload_bo(src_format, target, level, src_row_pitch, src_slice_pitch, dst_x,
-                dst_y, dst_z, update_w, update_h, update_d, bo.addr, srgb, dst_texture, gl_info);
+                dst_y, dst_z, update_w, update_h, update_d, offset, srgb, dst_texture, gl_info);

        if (bo.buffer_object)
        {