[PATCH v3 7/9] wined3d: Implement texture1d_load_location().

[Sven Hesse]

Signed-off-by: Sven Hesse <shesse at codeweavers.com>
---
 dlls/wined3d/texture.c | 116 ++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 114 insertions(+), 2 deletions(-)

diff --git a/dlls/wined3d/texture.c b/dlls/wined3d/texture.c
index ff52a820a2..b9aa477d05 100644
--- a/dlls/wined3d/texture.c
+++ b/dlls/wined3d/texture.c
@@ -1709,12 +1709,124 @@ static void texture1d_upload_data(struct wined3d_texture *texture, unsigned int
     HeapFree(GetProcessHeap(), 0, converted_mem);
 }
 
+/* Context activation is done by the caller. */
+static void texture1d_download_data(struct wined3d_texture *texture, unsigned int sub_resource_idx,
+        const struct wined3d_context *context, const struct wined3d_bo_address *data)
+{
+    const struct wined3d_format *format = texture->resource.format;
+    const struct wined3d_gl_info *gl_info = context->gl_info;
+    struct wined3d_surface *surface = texture->sub_resources[sub_resource_idx].u.surface;
+
+    if (format->conv_byte_count)
+    {
+        FIXME("Attempting to download a converted 1d texture, format %s.\n",
+                debug_d3dformat(format->id));
+        return;
+    }
+
+    if (data->buffer_object)
+    {
+        GL_EXTCALL(glBindBuffer(GL_PIXEL_PACK_BUFFER, data->buffer_object));
+        checkGLcall("glBindBuffer");
+    }
+
+    gl_info->gl_ops.gl.p_glGetTexImage(surface->texture_target, sub_resource_idx,
+            format->glFormat, format->glType, data->addr);
+    checkGLcall("glGetTexImage");
+
+    if (data->buffer_object)
+    {
+        GL_EXTCALL(glBindBuffer(GL_PIXEL_PACK_BUFFER, 0));
+        checkGLcall("glBindBuffer");
+    }
+}
+
 /* Context activation is done by the caller. */
 static BOOL texture1d_load_location(struct wined3d_texture *texture, unsigned int sub_resource_idx,
         struct wined3d_context *context, DWORD location)
 {
-    FIXME("Not implemented.\n");
-    return FALSE;
+    struct wined3d_texture_sub_resource *sub_resource = &texture->sub_resources[sub_resource_idx];
+    unsigned int row_pitch, slice_pitch;
+
+    if (!wined3d_texture_prepare_location(texture, sub_resource_idx, context, location))
+        return FALSE;
+
+    switch (location)
+    {
+        case WINED3D_LOCATION_TEXTURE_RGB:
+        case WINED3D_LOCATION_TEXTURE_SRGB:
+            if (sub_resource->locations & WINED3D_LOCATION_SYSMEM)
+            {
+                struct wined3d_const_bo_address data = {0, texture->resource.heap_memory};
+                data.addr += sub_resource->offset;
+                wined3d_texture_bind_and_dirtify(texture, context, location == WINED3D_LOCATION_TEXTURE_SRGB);
+                wined3d_texture_get_pitch(texture, sub_resource_idx, &row_pitch, &slice_pitch);
+                texture1d_upload_data(texture, sub_resource_idx, context, NULL, &data, row_pitch, slice_pitch);
+            }
+            else if (sub_resource->locations & WINED3D_LOCATION_BUFFER)
+            {
+                struct wined3d_const_bo_address data = {sub_resource->buffer_object, NULL};
+                wined3d_texture_bind_and_dirtify(texture, context,
+                        location == WINED3D_LOCATION_TEXTURE_SRGB);
+                wined3d_texture_get_pitch(texture, sub_resource_idx, &row_pitch, &slice_pitch);
+                texture1d_upload_data(texture, sub_resource_idx, context, NULL, &data, row_pitch, slice_pitch);
+            }
+            else
+            {
+                FIXME("Implement 1d texture loading from %s.\n", wined3d_debug_location(sub_resource->locations));
+                return FALSE;
+            }
+            break;
+
+        case WINED3D_LOCATION_SYSMEM:
+            if (sub_resource->locations & (WINED3D_LOCATION_TEXTURE_RGB | WINED3D_LOCATION_TEXTURE_SRGB))
+            {
+                struct wined3d_bo_address data = {0, texture->resource.heap_memory};
+
+                data.addr += sub_resource->offset;
+                if (sub_resource->locations & WINED3D_LOCATION_TEXTURE_RGB)
+                    wined3d_texture_bind_and_dirtify(texture, context, FALSE);
+                else
+                    wined3d_texture_bind_and_dirtify(texture, context, TRUE);
+
+                texture1d_download_data(texture, sub_resource_idx, context, &data);
+                ++texture->download_count;
+            }
+            else
+            {
+                FIXME("Implement WINED3D_LOCATION_SYSMEM loading from %s.\n",
+                        wined3d_debug_location(sub_resource->locations));
+                return FALSE;
+            }
+            break;
+
+        case WINED3D_LOCATION_BUFFER:
+            if (sub_resource->locations & (WINED3D_LOCATION_TEXTURE_RGB | WINED3D_LOCATION_TEXTURE_SRGB))
+            {
+                struct wined3d_bo_address data = {sub_resource->buffer_object, NULL};
+
+                if (sub_resource->locations & WINED3D_LOCATION_TEXTURE_RGB)
+                    wined3d_texture_bind_and_dirtify(texture, context, FALSE);
+                else
+                    wined3d_texture_bind_and_dirtify(texture, context, TRUE);
+
+                texture1d_download_data(texture, sub_resource_idx, context, &data);
+            }
+            else
+            {
+                FIXME("Implement WINED3D_LOCATION_BUFFER loading from %s.\n",
+                        wined3d_debug_location(sub_resource->locations));
+                return FALSE;
+            }
+            break;
+
+        default:
+            FIXME("Implement %s loading from %s.\n", wined3d_debug_location(location),
+                    wined3d_debug_location(sub_resource->locations));
+            return FALSE;
+    }
+
+    return TRUE;
 }
 
 static void texture1d_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
-- 
2.16.1