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baldurk
ec8564642a
* Instead of only doing a very lightweight check to see if the API is available up-front, we now share the API initialisation among all API tests far enough to determine availability of extensions, features, etc. Then we can precisely determine which tests are available and which aren't before running.
305 lines
11 KiB
C++
305 lines
11 KiB
C++
/******************************************************************************
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* The MIT License (MIT)
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*
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* Copyright (c) 2018-2019 Baldur Karlsson
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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******************************************************************************/
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#include "vk_test.h"
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struct VK_Sample_Locations : VulkanGraphicsTest
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{
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static constexpr const char *Description =
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"Draws two triangles with different sample locations using VK_EXT_sample_locations";
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std::string common = R"EOSHADER(
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#version 420 core
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struct v2f
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{
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vec4 pos;
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vec4 col;
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vec4 uv;
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};
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)EOSHADER";
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const std::string vertex = R"EOSHADER(
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layout(location = 0) in vec3 Position;
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layout(location = 1) in vec4 Color;
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layout(location = 2) in vec2 UV;
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layout(location = 0) out v2f vertOut;
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void main()
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{
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vertOut.pos = vec4(Position.xyz*vec3(1,-1,1), 1);
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gl_Position = vertOut.pos;
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vertOut.col = Color;
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vertOut.uv = vec4(UV.xy, 0, 1);
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}
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)EOSHADER";
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const std::string pixel = R"EOSHADER(
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layout(location = 0) in v2f vertIn;
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layout(location = 0, index = 0) out vec4 Color;
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void main()
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{
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Color = vertIn.col;
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}
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)EOSHADER";
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void Prepare(int argc, char **argv)
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{
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devExts.push_back(VK_EXT_SAMPLE_LOCATIONS_EXTENSION_NAME);
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VulkanGraphicsTest::Prepare(argc, argv);
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}
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int main()
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{
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// initialise, create window, create context, etc
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if(!Init())
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return 3;
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VkPhysicalDeviceSampleLocationsPropertiesEXT sampleProps = {
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VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SAMPLE_LOCATIONS_PROPERTIES_EXT};
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vkGetPhysicalDeviceProperties2KHR(phys, vkh::PhysicalDeviceProperties2KHR().next(&sampleProps));
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TEST_ASSERT(sampleProps.sampleLocationSampleCounts & VK_SAMPLE_COUNT_4_BIT,
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"Sample locations for MSAA 4x not supported");
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VkPipelineLayout layout = createPipelineLayout(vkh::PipelineLayoutCreateInfo());
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// create multi-sampled image
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AllocatedImage msaaimg(
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allocator,
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vkh::ImageCreateInfo(scissor.extent.width, scissor.extent.height, 0, swapFormat,
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VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
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VK_IMAGE_USAGE_SAMPLED_BIT,
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1, 1, VK_SAMPLE_COUNT_4_BIT),
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VmaAllocationCreateInfo({0, VMA_MEMORY_USAGE_GPU_ONLY}));
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VkImageView msview =
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createImageView(vkh::ImageViewCreateInfo(msaaimg.image, VK_IMAGE_VIEW_TYPE_2D, swapFormat));
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// create renderpass using the DS image
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vkh::RenderPassCreator renderPassCreateInfo;
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renderPassCreateInfo.attachments.push_back(vkh::AttachmentDescription(
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swapFormat, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
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VK_ATTACHMENT_LOAD_OP_CLEAR, VK_ATTACHMENT_STORE_OP_STORE, VK_SAMPLE_COUNT_4_BIT));
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renderPassCreateInfo.attachments.push_back(
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vkh::AttachmentDescription(swapFormat, VK_IMAGE_LAYOUT_GENERAL, VK_IMAGE_LAYOUT_GENERAL));
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renderPassCreateInfo.addSubpass(
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{VkAttachmentReference({0, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL})}, VK_ATTACHMENT_UNUSED,
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VK_IMAGE_LAYOUT_UNDEFINED, {VkAttachmentReference({1, VK_IMAGE_LAYOUT_GENERAL})});
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VkRenderPass renderPass = createRenderPass(renderPassCreateInfo);
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// create framebuffers using swapchain images and DS image
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std::vector<VkFramebuffer> fbs;
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fbs.resize(swapImageViews.size());
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for(size_t i = 0; i < swapImageViews.size(); i++)
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fbs[i] = createFramebuffer(
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vkh::FramebufferCreateInfo(renderPass, {msview, swapImageViews[i]}, scissor.extent));
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vkh::GraphicsPipelineCreateInfo pipeCreateInfo;
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pipeCreateInfo.layout = layout;
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pipeCreateInfo.renderPass = renderPass;
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pipeCreateInfo.vertexInputState.vertexBindingDescriptions = {vkh::vertexBind(0, DefaultA2V)};
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pipeCreateInfo.vertexInputState.vertexAttributeDescriptions = {
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vkh::vertexAttr(0, 0, DefaultA2V, pos), vkh::vertexAttr(1, 0, DefaultA2V, col),
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vkh::vertexAttr(2, 0, DefaultA2V, uv),
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};
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pipeCreateInfo.stages = {
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CompileShaderModule(common + vertex, ShaderLang::glsl, ShaderStage::vert, "main"),
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CompileShaderModule(common + pixel, ShaderLang::glsl, ShaderStage::frag, "main"),
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};
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pipeCreateInfo.dynamicState.dynamicStates.push_back(VK_DYNAMIC_STATE_SAMPLE_LOCATIONS_EXT);
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VkPipelineSampleLocationsStateCreateInfoEXT samplePipe = {
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VK_STRUCTURE_TYPE_PIPELINE_SAMPLE_LOCATIONS_STATE_CREATE_INFO_EXT,
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};
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samplePipe.sampleLocationsEnable = VK_TRUE;
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samplePipe.sampleLocationsInfo.sType = VK_STRUCTURE_TYPE_SAMPLE_LOCATIONS_INFO_EXT;
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pipeCreateInfo.multisampleState.pNext = &samplePipe;
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pipeCreateInfo.multisampleState.rasterizationSamples = VK_SAMPLE_COUNT_4_BIT;
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VkPipeline pipe = createGraphicsPipeline(pipeCreateInfo);
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AllocatedBuffer vb(
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allocator, vkh::BufferCreateInfo(sizeof(DefaultTri), VK_BUFFER_USAGE_VERTEX_BUFFER_BIT |
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VK_BUFFER_USAGE_TRANSFER_DST_BIT),
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VmaAllocationCreateInfo({0, VMA_MEMORY_USAGE_CPU_TO_GPU}));
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vb.upload(DefaultTri);
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while(Running())
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{
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VkCommandBuffer cmd = GetCommandBuffer();
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vkBeginCommandBuffer(cmd, vkh::CommandBufferBeginInfo());
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VkImage swapimg =
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StartUsingBackbuffer(cmd, VK_ACCESS_TRANSFER_WRITE_BIT, VK_IMAGE_LAYOUT_GENERAL);
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vkCmdClearColorImage(cmd, swapimg, VK_IMAGE_LAYOUT_GENERAL,
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vkh::ClearColorValue(0.4f, 0.5f, 0.6f, 1.0f), 1,
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vkh::ImageSubresourceRange());
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vkh::cmdPipelineBarrier(
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cmd, {
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vkh::ImageMemoryBarrier(0, VK_ACCESS_TRANSFER_WRITE_BIT, VK_IMAGE_LAYOUT_UNDEFINED,
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VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, msaaimg.image),
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});
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vkCmdClearColorImage(cmd, msaaimg.image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
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vkh::ClearColorValue(0.6f, 0.5f, 0.4f, 1.0f), 1,
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vkh::ImageSubresourceRange());
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vkh::cmdPipelineBarrier(
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cmd, {
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vkh::ImageMemoryBarrier(VK_ACCESS_TRANSFER_WRITE_BIT,
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VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
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VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
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VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, msaaimg.image),
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});
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VkRect2D region = scissor;
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region.extent.width /= 2;
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VkViewport view = viewport;
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view.width /= 2.0f;
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VkRenderPassSampleLocationsBeginInfoEXT sampleBegin = {
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VK_STRUCTURE_TYPE_RENDER_PASS_SAMPLE_LOCATIONS_BEGIN_INFO_EXT,
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};
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float gridBase = sampleProps.sampleLocationCoordinateRange[0];
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float gridDim = sampleProps.sampleLocationCoordinateRange[1];
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// rescales from [-8, 8] to [maxGrid[0], maxGrid[1]] in both dimension
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#define SAMPLE_POS(x, y) \
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{ \
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(((x) + 8.0f) / 16.0f) * gridDim + gridBase, (((y) + 8.0f) / 16.0f) * gridDim + gridBase \
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}
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// vertical grid and degenerate
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VkSampleLocationEXT locations1[4] = {
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// TL
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SAMPLE_POS(0.0f, -8.0f),
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// TR
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SAMPLE_POS(0.0f, -8.0f),
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// BL
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SAMPLE_POS(0.0f, 8.0f),
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// BR
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SAMPLE_POS(0.0f, 8.0f),
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};
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// rotated grid
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VkSampleLocationEXT locations2[4] = {
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// TL
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SAMPLE_POS(-2.0f, -6.0f),
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// TR
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SAMPLE_POS(6.0f, -2.0f),
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// BL
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SAMPLE_POS(-6.0f, 2.0f),
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// BR
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SAMPLE_POS(2.0f, 6.0f),
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};
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VkSubpassSampleLocationsEXT subpassSamples = {};
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subpassSamples.subpassIndex = 0;
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subpassSamples.sampleLocationsInfo.sType = VK_STRUCTURE_TYPE_SAMPLE_LOCATIONS_INFO_EXT;
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subpassSamples.sampleLocationsInfo.sampleLocationGridSize.width = 1;
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subpassSamples.sampleLocationsInfo.sampleLocationGridSize.height = 1;
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subpassSamples.sampleLocationsInfo.sampleLocationsCount = 4;
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subpassSamples.sampleLocationsInfo.sampleLocationsPerPixel = VK_SAMPLE_COUNT_4_BIT;
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subpassSamples.sampleLocationsInfo.pSampleLocations = locations1;
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sampleBegin.postSubpassSampleLocationsCount = 1;
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sampleBegin.pPostSubpassSampleLocations = &subpassSamples;
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vkCmdBeginRenderPass(cmd, vkh::RenderPassBeginInfo(renderPass, fbs[swapIndex], region,
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{vkh::ClearValue(0.0f, 0.0f, 0.0f, 1.0f)})
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.next(&sampleBegin),
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VK_SUBPASS_CONTENTS_INLINE);
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vkCmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, pipe);
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vkCmdSetSampleLocationsEXT(cmd, &subpassSamples.sampleLocationsInfo);
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vkCmdSetViewport(cmd, 0, 1, &view);
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vkCmdSetScissor(cmd, 0, 1, ®ion);
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vkh::cmdBindVertexBuffers(cmd, 0, {vb.buffer}, {0});
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setMarker(cmd, "Degenerate Sample Locations");
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vkCmdDraw(cmd, 3, 1, 0, 0);
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vkCmdEndRenderPass(cmd);
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region.offset.x += region.extent.width;
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view.x += view.width;
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subpassSamples.sampleLocationsInfo.pSampleLocations = locations2;
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vkCmdBeginRenderPass(cmd, vkh::RenderPassBeginInfo(renderPass, fbs[swapIndex], region,
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{vkh::ClearValue(0.0f, 0.0f, 0.0f, 1.0f)})
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.next(&sampleBegin),
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VK_SUBPASS_CONTENTS_INLINE);
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vkCmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, pipe);
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vkCmdSetSampleLocationsEXT(cmd, &subpassSamples.sampleLocationsInfo);
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vkCmdSetViewport(cmd, 0, 1, &view);
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vkCmdSetScissor(cmd, 0, 1, ®ion);
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vkh::cmdBindVertexBuffers(cmd, 0, {vb.buffer}, {0});
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setMarker(cmd, "Rotated Grid Sample Locations");
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vkCmdDraw(cmd, 3, 1, 0, 0);
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vkCmdEndRenderPass(cmd);
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FinishUsingBackbuffer(cmd, VK_ACCESS_TRANSFER_WRITE_BIT, VK_IMAGE_LAYOUT_GENERAL);
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vkEndCommandBuffer(cmd);
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Submit(0, 1, {cmd});
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Present();
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}
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return 0;
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}
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};
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REGISTER_TEST(VK_Sample_Locations); |