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vk/meta: Add an initial implementation of vkCmdCopyBufferToImage

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Compile-tested only
This commit is contained in:
Jason Ekstrand 2015-05-18 09:16:04 -07:00 • committed by Kristian Høgsberg
parent 08bd554cda
commit c25ce55fd3
1 changed files with 81 additions and 1 deletions
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82
src/vulkan/meta.c
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@ -777,7 +777,87 @@ void anv_CmdCopyBufferToImage(
uint32_t regionCount,
const VkBufferImageCopy* pRegions)
{
stub();
struct anv_cmd_buffer *cmd_buffer = (struct anv_cmd_buffer *)cmdBuffer;
VkDevice vk_device = (VkDevice) cmd_buffer->device;
struct anv_buffer *src_buffer = (struct anv_buffer *)srcBuffer;
struct anv_image *dest_image = (struct anv_image *)destImage;
struct anv_saved_state saved_state;
meta_prepare_blit(cmd_buffer, &saved_state);
for (unsigned r = 0; r < regionCount; r++) {
VkImageCreateInfo src_image_info = {
.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
.imageType = VK_IMAGE_TYPE_2D,
.format = dest_image->format,
.extent = {
.width = pRegions[r].imageExtent.width,
.height = pRegions[r].imageExtent.height,
.depth = 1,
},
.mipLevels = 1,
.arraySize = 1,
.samples = 1,
.tiling = VK_IMAGE_TILING_LINEAR,
.usage = VK_IMAGE_USAGE_SAMPLED_BIT,
.flags = 0,
};
struct anv_image *src_image;
vkCreateImage(vk_device, &src_image_info, (VkImage *)&src_image);
/* We could use a vk call to bind memory, but that would require
* creating a dummy memory object etc. so there's really no point.
*/
src_image->bo = src_buffer->bo;
src_image->offset = src_buffer->offset + pRegions[r].bufferOffset;
VkImageViewCreateInfo src_view_info = {
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
.image = (VkImage)src_image,
.viewType = VK_IMAGE_VIEW_TYPE_2D,
.format = dest_image->format,
.channels = {
VK_CHANNEL_SWIZZLE_R,
VK_CHANNEL_SWIZZLE_G,
VK_CHANNEL_SWIZZLE_B,
VK_CHANNEL_SWIZZLE_A
},
.subresourceRange = {
.aspect = pRegions[r].imageSubresource.aspect,
.baseMipLevel = 0,
.mipLevels = 1,
.baseArraySlice = 0,
.arraySize = 1
},
.minLod = 0
};
VkImageView src_view;
vkCreateImageView(vk_device, &src_view_info, &src_view);
VkColorAttachmentViewCreateInfo dest_view_info = {
.sType = VK_STRUCTURE_TYPE_COLOR_ATTACHMENT_VIEW_CREATE_INFO,
.image = (VkImage)dest_image,
.format = dest_image->format,
.mipLevel = pRegions[r].imageSubresource.mipLevel,
.baseArraySlice = pRegions[r].imageSubresource.arraySlice,
.arraySize = 1,
};
VkColorAttachmentView dest_view;
vkCreateColorAttachmentView(vk_device, &dest_view_info, &dest_view);
meta_emit_blit(cmd_buffer,
(struct anv_surface_view *)src_view,
(VkOffset3D) { 0, 0, 0 },
pRegions[r].imageExtent,
(struct anv_surface_view *)dest_view,
pRegions[r].imageOffset,
pRegions[r].imageExtent);
}
meta_finish_blit(cmd_buffer, &saved_state);
}
void anv_CmdCopyImageToBuffer(