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Model :^)

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Signed-off-by: Slendi <slendi@socopon.com>
This commit is contained in:
Slendi
2025-12-07 01:11:19 +02:00
parent 9eda87dd46
commit 97d6ecebc3
6 changed files with 115 additions and 23 deletions
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97
src/VulkanRenderer.cpp
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@@ -52,6 +52,7 @@ VulkanRenderer::~VulkanRenderer()
destroy_swapchain();
destroy_draw_image();
destroy_depth_image();
m_vk.deletion_queue.flush();
@@ -228,6 +229,7 @@ auto VulkanRenderer::swapchain_init() -> void
SDL_GetWindowSize(m_window, &w, &h);
create_swapchain(static_cast<uint32_t>(w), static_cast<uint32_t>(h));
create_draw_image(static_cast<uint32_t>(w), static_cast<uint32_t>(h));
create_depth_image(static_cast<uint32_t>(w), static_cast<uint32_t>(h));
}
auto VulkanRenderer::commands_init() -> void
@@ -418,7 +420,7 @@ auto VulkanRenderer::triangle_pipeline_init() -> void
.disable_blending()
.disable_depth_testing()
.set_color_attachment_format(m_vk.draw_image.format)
.set_depth_format(VK_FORMAT_UNDEFINED)
.set_depth_format(m_vk.depth_image.format)
.build(m_vkb.dev),
};
m_vk.triangle_pipeline = pip;
@@ -481,9 +483,9 @@ auto VulkanRenderer::mesh_pipeline_init() -> void
.set_cull_mode(VK_CULL_MODE_NONE, VK_FRONT_FACE_CLOCKWISE)
.set_multisampling_none()
.disable_blending()
.disable_depth_testing()
.enable_depth_testing()
.set_color_attachment_format(m_vk.draw_image.format)
.set_depth_format(VK_FORMAT_UNDEFINED)
.set_depth_format(m_vk.depth_image.format)
.build(m_vkb.dev),
};
m_vk.mesh_pipeline = pip;
@@ -652,6 +654,8 @@ auto VulkanRenderer::render() -> void
vkutil::transition_image(cmd, m_vk.draw_image.image,
VK_IMAGE_LAYOUT_GENERAL, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
vkutil::transition_image(cmd, m_vk.depth_image.image,
VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_DEPTH_ATTACHMENT_OPTIMAL);
draw_geometry(cmd);
@@ -734,11 +738,25 @@ auto VulkanRenderer::draw_geometry(VkCommandBuffer cmd) -> void
{
auto color_att { vkinit::attachment_info(m_vk.draw_image.image_view,
nullptr, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL) };
auto depth_att { vkinit::depth_attachment_info(m_vk.depth_image.image_view,
VK_IMAGE_LAYOUT_DEPTH_ATTACHMENT_OPTIMAL) };
auto const render_info { vkinit::render_info(
m_vk.draw_extent, &color_att, nullptr) };
m_vk.draw_extent, &color_att, &depth_att) };
vkCmdBeginRendering(cmd, &render_info);
auto view { smath::matrix_look_at(smath::Vec3 { 0.0f, 0.0f, 3.0f },
smath::Vec3 { 0.0f, 0.0f, 0.0f }, smath::Vec3 { 0.0f, 1.0f, 0.0f },
false) };
auto projection {
smath::matrix_perspective(smath::deg(70.0f),
static_cast<float>(m_vk.draw_extent.width)
/ static_cast<float>(m_vk.draw_extent.height),
0.1f, 10000.0f),
};
projection[1][1] *= -1;
auto view_projection { projection * view };
vkCmdBindPipeline(
cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, m_vk.triangle_pipeline);
@@ -757,12 +775,15 @@ auto VulkanRenderer::draw_geometry(VkCommandBuffer cmd) -> void
scissor.extent = m_vk.draw_extent;
vkCmdSetScissor(cmd, 0, 1, &scissor);
vkCmdDraw(cmd, 3, 1, 0, 0);
// vkCmdDraw(cmd, 3, 1, 0, 0);
vkCmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, m_vk.mesh_pipeline);
GPUDrawPushConstants push_constants;
push_constants.world_matrix = smath::Mat4 { 1.0f };
auto rect_model { smath::scale(
smath::translate(smath::Vec3 { 0.0f, 0.0f, -5.0f }),
smath::Vec3 { 5.0f, 5.0f, 1.0f }) };
push_constants.world_matrix = view_projection * rect_model;
push_constants.vertex_buffer = m_vk.rectangle.vertex_buffer_address;
vkCmdPushConstants(cmd, m_vk.mesh_pipeline_layout,
@@ -776,23 +797,7 @@ auto VulkanRenderer::draw_geometry(VkCommandBuffer cmd) -> void
= m_vk.test_meshes[2]->mesh_buffers.vertex_buffer_address;
auto model { smath::Mat4::identity() };
// auto model { smath::translate(smath::Vec3 { 0.0f, 0.0f, -3.0f }) };
auto view { smath::matrix_look_at(smath::Vec3 { 0.0f, 0.0f, 3.0f },
smath::Vec3 { 0.0f, 0.0f, 0.0f }, smath::Vec3 { 0.0f, 1.0f, 0.0f },
false) };
// auto projection { smath::Mat4::identity() };
// projection[1][1] *= -1;
auto projection {
smath::matrix_perspective(smath::deg(70.0f),
static_cast<float>(m_vk.draw_extent.width)
/ static_cast<float>(m_vk.draw_extent.height),
0.1f, 10000.0f),
};
push_constants.world_matrix = projection * view * model;
push_constants.world_matrix[1][1] *= -1;
push_constants.world_matrix = view_projection * model;
vkCmdPushConstants(cmd, m_vk.mesh_pipeline_layout,
VK_SHADER_STAGE_VERTEX_BIT, 0, sizeof(push_constants), &push_constants);
@@ -890,6 +895,49 @@ auto VulkanRenderer::create_draw_image(uint32_t width, uint32_t height) -> void
m_vkb.dev, &rview_ci, nullptr, &m_vk.draw_image.image_view));
}
auto VulkanRenderer::create_depth_image(uint32_t width, uint32_t height) -> void
{
destroy_depth_image();
m_vk.depth_image.format = VK_FORMAT_D32_SFLOAT;
m_vk.depth_image.extent = { width, height, 1 };
VkImageCreateInfo rimg_ci { vkinit::image_create_info(
m_vk.depth_image.format,
VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT
| VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT,
m_vk.depth_image.extent) };
VmaAllocationCreateInfo rimg_alloci {};
rimg_alloci.usage = VMA_MEMORY_USAGE_GPU_ONLY;
rimg_alloci.requiredFlags
= VkMemoryPropertyFlags(VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
vmaCreateImage(m_vk.allocator, &rimg_ci, &rimg_alloci,
&m_vk.depth_image.image, &m_vk.depth_image.allocation, nullptr);
VkImageViewCreateInfo rview_ci
= vkinit::imageview_create_info(m_vk.depth_image.format,
m_vk.depth_image.image, VK_IMAGE_ASPECT_DEPTH_BIT);
VK_CHECK(m_logger,
vkCreateImageView(
m_vkb.dev, &rview_ci, nullptr, &m_vk.depth_image.image_view));
}
auto VulkanRenderer::destroy_depth_image() -> void
{
if (m_vk.depth_image.image_view != VK_NULL_HANDLE) {
vkDestroyImageView(m_vkb.dev, m_vk.depth_image.image_view, nullptr);
m_vk.depth_image.image_view = VK_NULL_HANDLE;
}
if (m_vk.depth_image.image != VK_NULL_HANDLE) {
vmaDestroyImage(m_vk.allocator, m_vk.depth_image.image,
m_vk.depth_image.allocation);
m_vk.depth_image.image = VK_NULL_HANDLE;
m_vk.depth_image.allocation = nullptr;
}
m_vk.depth_image.extent = { 0, 0, 0 };
}
auto VulkanRenderer::update_draw_image_descriptor() -> void
{
VkDescriptorImageInfo img_info {};
@@ -930,15 +978,18 @@ auto VulkanRenderer::recreate_swapchain(uint32_t width, uint32_t height) -> void
if (width == 0 || height == 0) {
destroy_swapchain();
destroy_draw_image();
destroy_depth_image();
m_vk.swapchain_extent = { 0, 0 };
return;
}
destroy_swapchain();
destroy_draw_image();
destroy_depth_image();
create_swapchain(width, height);
create_draw_image(width, height);
create_depth_image(width, height);
update_draw_image_descriptor();
}