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Renderer: Handle null textures in shader binding

This commit is contained in:
Jérôme Leclercq 2021-01-14 22:03:01 +01:00
parent c8f4e53244
commit 96d7b9424b
2 changed files with 51 additions and 36 deletions
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39
src/Nazara/OpenGLRenderer/OpenGLShaderBinding.cpp
View File

@ -65,16 +65,19 @@ namespace Nz
const TextureBinding& texBinding = std::get<TextureBinding>(binding.content);
OpenGLTexture& glTexture = static_cast<OpenGLTexture&>(*texBinding.texture);
OpenGLTextureSampler& glSampler = static_cast<OpenGLTextureSampler&>(*texBinding.sampler);
auto& textureDescriptor = m_owner.GetTextureDescriptor(m_poolIndex, m_bindingIndex, resourceIndex);
textureDescriptor.bindingIndex = binding.bindingIndex;
textureDescriptor.texture = glTexture.GetTexture().GetObjectId();
textureDescriptor.sampler = glSampler.GetSampler(glTexture.GetLevelCount() > 1).GetObjectId();
if (OpenGLTexture* glTexture = static_cast<OpenGLTexture*>(texBinding.texture))
{
textureDescriptor.texture = glTexture->GetTexture().GetObjectId();
switch (glTexture.GetType())
if (OpenGLTextureSampler* glSampler = static_cast<OpenGLTextureSampler*>(texBinding.sampler))
textureDescriptor.sampler = glSampler->GetSampler(glTexture->GetLevelCount() > 1).GetObjectId();
else
textureDescriptor.sampler = 0;
switch (glTexture->GetType())
{
case ImageType_2D:
textureDescriptor.textureTarget = GL::TextureTarget::Target2D;
@ -97,6 +100,14 @@ namespace Nz
default:
throw std::runtime_error("unsupported texture type");
}
}
else
{
textureDescriptor.sampler = 0;
textureDescriptor.texture = 0;
textureDescriptor.textureTarget = GL::TextureTarget::Target2D;
}
break;
}
@ -107,15 +118,21 @@ namespace Nz
const UniformBufferBinding& uboBinding = std::get<UniformBufferBinding>(binding.content);
OpenGLBuffer& glBuffer = *static_cast<OpenGLBuffer*>(uboBinding.buffer);
if (glBuffer.GetType() != BufferType_Uniform)
throw std::runtime_error("expected uniform buffer");
auto& uboDescriptor = m_owner.GetUniformBufferDescriptor(m_poolIndex, m_bindingIndex, resourceIndex);
uboDescriptor.bindingIndex = binding.bindingIndex;
uboDescriptor.buffer = glBuffer.GetBuffer().GetObjectId();
uboDescriptor.offset = uboBinding.offset;
uboDescriptor.size = uboBinding.range;
if (OpenGLBuffer* glBuffer = static_cast<OpenGLBuffer*>(uboBinding.buffer))
{
if (glBuffer->GetType() != BufferType_Uniform)
throw std::runtime_error("expected uniform buffer");
uboDescriptor.buffer = glBuffer->GetBuffer().GetObjectId();
}
else
uboDescriptor.buffer = 0;
break;
}
}

14
src/Nazara/VulkanRenderer/VulkanShaderBinding.cpp
View File

@ -32,31 +32,29 @@ namespace Nz
if constexpr (std::is_same_v<T, TextureBinding>)
{
VulkanTexture& vkTexture = *static_cast<VulkanTexture*>(arg.texture);
VulkanTextureSampler& vkSampler = *static_cast<VulkanTextureSampler*>(arg.sampler);
VulkanTexture* vkTexture = static_cast<VulkanTexture*>(arg.texture);
VulkanTextureSampler* vkSampler = static_cast<VulkanTextureSampler*>(arg.sampler);
VkDescriptorImageInfo& imageInfo = imageBinding.emplace_back();
imageInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
imageInfo.imageView = vkTexture.GetImageView();
imageInfo.sampler = vkSampler.GetSampler();
imageInfo.imageView = (vkTexture) ? vkTexture->GetImageView() : VK_NULL_HANDLE;
imageInfo.sampler = (vkSampler) ? vkSampler->GetSampler() : VK_NULL_HANDLE;
writeOp.descriptorCount = 1;
writeOp.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
writeOp.pImageInfo = &imageInfo;
}
else if constexpr (std::is_same_v<T, UniformBufferBinding>)
{
VulkanBuffer& vkBuffer = *static_cast<VulkanBuffer*>(arg.buffer);
VulkanBuffer* vkBuffer = static_cast<VulkanBuffer*>(arg.buffer);
VkDescriptorBufferInfo& bufferInfo = bufferBinding.emplace_back();
bufferInfo.buffer = vkBuffer.GetBuffer();
bufferInfo.buffer = (vkBuffer) ? vkBuffer->GetBuffer() : VK_NULL_HANDLE;
bufferInfo.offset = arg.offset;
bufferInfo.range = arg.range;
writeOp.descriptorCount = 1;
writeOp.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
writeOp.pBufferInfo = &bufferInfo;
}
else