image.cpp

1
2
3
4
#include <planet/vk/buffer.hpp>
#include <planet/vk/commands.hpp>
#include <planet/vk/image.hpp>
#include <planet/vk/swap_chain.hpp>

planet::vk::image

 
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
planet::vk::image::image(
        device_memory_allocator &allocator,
        std::uint32_t const w,
        std::uint32_t const h,
        std::uint32_t const ml,
        VkSampleCountFlagBits const num_samples,
        VkFormat const f,
        VkImageTiling const tiling,
        VkImageUsageFlags const usage,
        VkMemoryPropertyFlags const memory_flags)
: width{w}, height{h}, mip_levels{ml}, format{f} {
    VkImageCreateInfo info{};
    info.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
    info.imageType = VK_IMAGE_TYPE_2D;
    info.extent.width = width;
    info.extent.height = height;
    info.extent.depth = 1;
    info.mipLevels = mip_levels;
    info.arrayLayers = 1;
    info.format = format;
    info.tiling = tiling;
    info.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
    info.usage = usage;
    info.samples = num_samples;
    info.sharingMode = VK_SHARING_MODE_EXCLUSIVE;

    handle.create<vkCreateImage>(allocator.device.get(), info);

    VkMemoryRequirements requirements;
    vkGetImageMemoryRequirements(handle.owner(), handle.get(), &requirements);

    memory = allocator.allocate(requirements, memory_flags);
    memory.bind_image_memory(handle.get());
}


void planet::vk::image::transition_layout(
        command_pool &cp,
        VkImageLayout const old_layout,
        VkImageLayout const new_layout,
        std::uint32_t const mip_levels) {
    auto cb = planet::vk::command_buffer::single_use(cp);

    VkImageMemoryBarrier barrier{};
    barrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
    barrier.oldLayout = old_layout;
    barrier.newLayout = new_layout;
    barrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
    barrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
    barrier.image = get();
    barrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
    barrier.subresourceRange.baseMipLevel = 0;
    barrier.subresourceRange.levelCount = mip_levels;
    barrier.subresourceRange.baseArrayLayer = 0;
    barrier.subresourceRange.layerCount = 1;

    VkPipelineStageFlags source_stage;
    VkPipelineStageFlags destination_stage;

    if (old_layout == VK_IMAGE_LAYOUT_UNDEFINED
        && new_layout == VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL) {
        barrier.srcAccessMask = VK_ACCESS_NONE;
        barrier.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;

        source_stage = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
        destination_stage = VK_PIPELINE_STAGE_TRANSFER_BIT;
    } else if (
            old_layout == VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL
            && new_layout == VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL) {
        barrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
        barrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;

        source_stage = VK_PIPELINE_STAGE_TRANSFER_BIT;
        destination_stage = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
    } else {
        throw felspar::stdexcept::logic_error("Unsupported layout transition!");
    }

    vkCmdPipelineBarrier(
            cb.get(), source_stage, destination_stage, 0, 0, nullptr, 0,
            nullptr, 1, &barrier);

    cb.end_and_submit();
}


void planet::vk::image::copy_from(
        command_pool &cp, vk::buffer<std::byte> const &buffer) {
    auto cb = planet::vk::command_buffer::single_use(cp);

    VkBufferImageCopy region{};
    region.bufferOffset = 0;
    region.bufferRowLength = 0;
    region.bufferImageHeight = 0;
    region.imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
    region.imageSubresource.mipLevel = 0;
    region.imageSubresource.baseArrayLayer = 0;
    region.imageSubresource.layerCount = 1;
    region.imageOffset = {0, 0, 0};
    region.imageExtent = {width, height, 1};

    vkCmdCopyBufferToImage(
            cb.get(), buffer.get(), get(), VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
            1, &region);

    cb.end_and_submit();
}


void planet::vk::image::generate_mip_maps(
        command_pool &cp, std::uint32_t const mip_levels) {
    if (not(cp.device().instance.gpu().format_properties(format).optimalTilingFeatures
            bitand VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT)) {
        throw felspar::stdexcept::runtime_error{"Linear BLITing not supported"};
    }

    auto cb = planet::vk::command_buffer::single_use(cp);

    VkImageMemoryBarrier barrier{};
    barrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
    barrier.image = get();
    barrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
    barrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
    barrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
    barrier.subresourceRange.baseArrayLayer = 0;
    barrier.subresourceRange.layerCount = 1;
    barrier.subresourceRange.levelCount = 1;

    std::int32_t mip_width = width, next_mip_width = {};
    std::int32_t mip_height = height, next_mip_height = {};

    for (std::uint32_t i = 1; i < mip_levels; i++) {
        next_mip_width = mip_width > 1 ? mip_width / 2 : 1;
        next_mip_height = mip_height > 1 ? mip_height / 2 : 1;

        barrier.subresourceRange.baseMipLevel = i - 1;
        barrier.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
        barrier.newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
        barrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
        barrier.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT;

        vkCmdPipelineBarrier(
                cb.get(), VK_PIPELINE_STAGE_TRANSFER_BIT,
                VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, nullptr, 0, nullptr, 1,
                &barrier);

        VkImageBlit blit{};
        blit.srcOffsets[0] = {0, 0, 0};
        blit.srcOffsets[1] = {mip_width, mip_height, 1};
        blit.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
        blit.srcSubresource.mipLevel = i - 1;
        blit.srcSubresource.baseArrayLayer = 0;
        blit.srcSubresource.layerCount = 1;
        blit.dstOffsets[0] = {0, 0, 0};
        blit.dstOffsets[1] = {next_mip_width, next_mip_height, 1};
        blit.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
        blit.dstSubresource.mipLevel = i;
        blit.dstSubresource.baseArrayLayer = 0;
        blit.dstSubresource.layerCount = 1;

        vkCmdBlitImage(
                cb.get(), get(), VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, get(),
                VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &blit,
                VK_FILTER_LINEAR);

        barrier.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
        barrier.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
        barrier.srcAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
        barrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;

        vkCmdPipelineBarrier(
                cb.get(), VK_PIPELINE_STAGE_TRANSFER_BIT,
                VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0,
                nullptr, 1, &barrier);

        mip_width = next_mip_width;
        mip_height = next_mip_height;
    }

    barrier.subresourceRange.baseMipLevel = mip_levels - 1;
    barrier.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
    barrier.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
    barrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
    barrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;

    vkCmdPipelineBarrier(
            cb.get(), VK_PIPELINE_STAGE_TRANSFER_BIT,
            VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, nullptr, 0, nullptr, 1,
            &barrier);

    cb.end_and_submit();
}

planet::vk::image_view

 
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
planet::vk::image_view::image_view(
        VkDevice const device,
        VkImage const image,
        VkFormat const format,
        VkImageAspectFlags const aspect_flags,
        std::uint32_t const mip_levels) {
    VkImageViewCreateInfo info{};
    info.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
    info.image = image;
    info.viewType = VK_IMAGE_VIEW_TYPE_2D;
    info.format = format;
    info.subresourceRange.aspectMask = aspect_flags;
    info.subresourceRange.baseMipLevel = 0;
    info.subresourceRange.levelCount = mip_levels;
    info.subresourceRange.baseArrayLayer = 0;
    info.subresourceRange.layerCount = 1;

    handle.create<vkCreateImageView>(device, info);
}


planet::vk::image_view::image_view(swap_chain const &sc, VkImage const image) {
    VkImageViewCreateInfo info = {};
    info.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
    info.image = image;
    info.viewType = VK_IMAGE_VIEW_TYPE_2D;
    info.format = sc.image_format;

    info.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
    info.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
    info.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
    info.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;

    info.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
    info.subresourceRange.baseMipLevel = 0;
    info.subresourceRange.levelCount = 1;
    info.subresourceRange.baseArrayLayer = 0;
    info.subresourceRange.layerCount = 1;

    handle.create<vkCreateImageView>(sc.device.get(), info);
}