asgardius/virtualx-engine
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add Conservative Rasterization support to RenderingDevice (Vulkan and D3D12)

Browse source
This commit is contained in:
Chris Clyne 2024-10-07 14:59:42 +01:00
parent db66bd35af
commit 43cca94961
5 changed files with 19 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
doc/classes/RDPipelineRasterizationState.xml
View file

@ -27,6 +27,9 @@
<member name="discard_primitives" type="bool" setter="set_discard_primitives" getter="get_discard_primitives" default="false">
If [code]true[/code], primitives are discarded immediately before the rasterization stage.
</member>
<member name="enable_conservative_rasterization" type="bool" setter="set_enable_conservative_rasterization" getter="get_enable_conservative_rasterization" default="false">
If [code]true[/code], primitive coverage is over-estimated during rasterization (any fragment containing part of the primitive will be included). May not be supported on all hardware.
</member>
<member name="enable_depth_clamp" type="bool" setter="set_enable_depth_clamp" getter="get_enable_depth_clamp" default="false">
If [code]true[/code], clamps depth values according to the minimum and maximum depth of the associated viewport.
</member>

2
drivers/d3d12/rendering_device_driver_d3d12.cpp
View file

@ -5634,7 +5634,7 @@ RDD::PipelineID RenderingDeviceDriverD3D12::render_pipeline_create(
(&pipeline_desc.RasterizerState)->SlopeScaledDepthBias = 0.0f;
}
(&pipeline_desc.RasterizerState)->ForcedSampleCount = 0;
(&pipeline_desc.RasterizerState)->ConservativeRaster = D3D12_CONSERVATIVE_RASTERIZATION_MODE_OFF;
(&pipeline_desc.RasterizerState)->ConservativeRaster = p_rasterization_state.enable_conservative_rasterization ? D3D12_CONSERVATIVE_RASTERIZATION_MODE_ON : D3D12_CONSERVATIVE_RASTERIZATION_MODE_OFF;
(&pipeline_desc.RasterizerState)->MultisampleEnable = TEXTURE_SAMPLES_COUNT[p_multisample_state.sample_count] != 1;
(&pipeline_desc.RasterizerState)->AntialiasedLineEnable = true;

12
drivers/vulkan/rendering_device_driver_vulkan.cpp
View file

@ -498,6 +498,7 @@ Error RenderingDeviceDriverVulkan::_initialize_device_extensions() {
_register_requested_device_extension(VK_EXT_PIPELINE_CREATION_CACHE_CONTROL_EXTENSION_NAME, false);
_register_requested_device_extension(VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME, false);
_register_requested_device_extension(VK_EXT_ASTC_DECODE_MODE_EXTENSION_NAME, false);
_register_requested_device_extension(VK_EXT_CONSERVATIVE_RASTERIZATION_EXTENSION_NAME, false);
if (Engine::get_singleton()->is_generate_spirv_debug_info_enabled()) {
_register_requested_device_extension(VK_KHR_SHADER_NON_SEMANTIC_INFO_EXTENSION_NAME, true);
@ -4585,6 +4586,17 @@ RDD::PipelineID RenderingDeviceDriverVulkan::render_pipeline_create(
rasterization_state_create_info.depthBiasSlopeFactor = p_rasterization_state.depth_bias_slope_factor;
rasterization_state_create_info.lineWidth = p_rasterization_state.line_width;
VkPipelineRasterizationConservativeStateCreateInfoEXT conservativeStateCreateInfoExt = {};
if (p_rasterization_state.enable_conservative_rasterization) {
if (enabled_device_extension_names.has(VK_EXT_CONSERVATIVE_RASTERIZATION_EXTENSION_NAME)) {
conservativeStateCreateInfoExt.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_CONSERVATIVE_STATE_CREATE_INFO_EXT;
conservativeStateCreateInfoExt.conservativeRasterizationMode = VkConservativeRasterizationModeEXT::VK_CONSERVATIVE_RASTERIZATION_MODE_OVERESTIMATE_EXT;
rasterization_state_create_info.pNext = &conservativeStateCreateInfoExt;
} else {
WARN_PRINT(vformat("enable_conservative_rasterization is true but %s is not available.", VK_EXT_CONSERVATIVE_RASTERIZATION_EXTENSION_NAME));
}
}
// Multisample.
VkPipelineMultisampleStateCreateInfo multisample_state_create_info = {};
multisample_state_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;

2
servers/rendering/rendering_device_binds.h
View file

@ -533,6 +533,7 @@ public:
RD_SETGET(float, depth_bias_slope_factor)
RD_SETGET(float, line_width)
RD_SETGET(uint32_t, patch_control_points)
RD_SETGET(bool, enable_conservative_rasterization)
protected:
static void _bind_methods() {
@ -547,6 +548,7 @@ protected:
RD_BIND(Variant::FLOAT, RDPipelineRasterizationState, depth_bias_slope_factor);
RD_BIND(Variant::FLOAT, RDPipelineRasterizationState, line_width);
RD_BIND(Variant::INT, RDPipelineRasterizationState, patch_control_points);
RD_BIND(Variant::BOOL, RDPipelineRasterizationState, enable_conservative_rasterization);
}
};

1
servers/rendering/rendering_device_commons.h
View file

@ -666,6 +666,7 @@ public:
float depth_bias_slope_factor = 0.0f;
float line_width = 1.0f;
uint32_t patch_control_points = 1;
bool enable_conservative_rasterization = false;
};
struct PipelineMultisampleState {