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Code Releases Wiki Activity

Implement Specialization Constants

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* Added support to our local copy of SpirV Reflect (which does not support it).
* Pass them on render or compute pipeline creation.
* Not implemented in our shaders yet.
This commit is contained in:
reduz
2021-07-09 16:48:28 -03:00
committed by Rémi Verschelde
parent fb3961b2ef
commit b2f6db7aa8
12 changed files with 789 additions and 16 deletions
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45
servers/rendering/rendering_device.cpp
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@@ -221,7 +221,36 @@ Error RenderingDevice::_buffer_update(RID p_buffer, uint32_t p_offset, uint32_t
return buffer_update(p_buffer, p_offset, p_size, p_data.ptr(), p_post_barrier);
}
RID RenderingDevice::_render_pipeline_create(RID p_shader, FramebufferFormatID p_framebuffer_format, VertexFormatID p_vertex_format, RenderPrimitive p_render_primitive, const Ref<RDPipelineRasterizationState> &p_rasterization_state, const Ref<RDPipelineMultisampleState> &p_multisample_state, const Ref<RDPipelineDepthStencilState> &p_depth_stencil_state, const Ref<RDPipelineColorBlendState> &p_blend_state, int p_dynamic_state_flags, uint32_t p_for_render_pass) {
static Vector<RenderingDevice::PipelineSpecializationConstant> _get_spec_constants(const TypedArray<RDPipelineSpecializationConstant> &p_constants) {
Vector<RenderingDevice::PipelineSpecializationConstant> ret;
ret.resize(p_constants.size());
for (int i = 0; i < p_constants.size(); i++) {
Ref<RDPipelineSpecializationConstant> c = p_constants[i];
ERR_CONTINUE(c.is_null());
RenderingDevice::PipelineSpecializationConstant &sc = ret.write[i];
Variant value = c->get_value();
switch (value.get_type()) {
case Variant::BOOL: {
sc.type = RD::PIPELINE_SPECIALIZATION_CONSTANT_TYPE_BOOL;
sc.bool_value = value;
} break;
case Variant::INT: {
sc.type = RD::PIPELINE_SPECIALIZATION_CONSTANT_TYPE_INT;
sc.int_value = value;
} break;
case Variant::FLOAT: {
sc.type = RD::PIPELINE_SPECIALIZATION_CONSTANT_TYPE_FLOAT;
sc.float_value = value;
} break;
default: {
}
}
sc.constant_id = c->get_constant_id();
}
return ret;
}
RID RenderingDevice::_render_pipeline_create(RID p_shader, FramebufferFormatID p_framebuffer_format, VertexFormatID p_vertex_format, RenderPrimitive p_render_primitive, const Ref<RDPipelineRasterizationState> &p_rasterization_state, const Ref<RDPipelineMultisampleState> &p_multisample_state, const Ref<RDPipelineDepthStencilState> &p_depth_stencil_state, const Ref<RDPipelineColorBlendState> &p_blend_state, int p_dynamic_state_flags, uint32_t p_for_render_pass, const TypedArray<RDPipelineSpecializationConstant> &p_specialization_constants) {
PipelineRasterizationState rasterization_state;
if (p_rasterization_state.is_valid()) {
rasterization_state = p_rasterization_state->base;
@@ -252,7 +281,11 @@ RID RenderingDevice::_render_pipeline_create(RID p_shader, FramebufferFormatID p
}
}
return render_pipeline_create(p_shader, p_framebuffer_format, p_vertex_format, p_render_primitive, rasterization_state, multisample_state, depth_stencil_state, color_blend_state, p_dynamic_state_flags, p_for_render_pass);
return render_pipeline_create(p_shader, p_framebuffer_format, p_vertex_format, p_render_primitive, rasterization_state, multisample_state, depth_stencil_state, color_blend_state, p_dynamic_state_flags, p_for_render_pass, _get_spec_constants(p_specialization_constants));
}
RID RenderingDevice::_compute_pipeline_create(RID p_shader, const TypedArray<RDPipelineSpecializationConstant> &p_specialization_constants = TypedArray<RDPipelineSpecializationConstant>()) {
return compute_pipeline_create(p_shader, _get_spec_constants(p_specialization_constants));
}
Vector<int64_t> RenderingDevice::_draw_list_begin_split(RID p_framebuffer, uint32_t p_splits, InitialAction p_initial_color_action, FinalAction p_final_color_action, InitialAction p_initial_depth_action, FinalAction p_final_depth_action, const Vector<Color> &p_clear_color_values, float p_clear_depth, uint32_t p_clear_stencil, const Rect2 &p_region, const TypedArray<RID> &p_storage_textures) {
@@ -348,10 +381,10 @@ void RenderingDevice::_bind_methods() {
ClassDB::bind_method(D_METHOD("buffer_clear", "buffer", "offset", "size_bytes", "post_barrier"), &RenderingDevice::buffer_clear, DEFVAL(BARRIER_MASK_ALL));
ClassDB::bind_method(D_METHOD("buffer_get_data", "buffer"), &RenderingDevice::buffer_get_data);
ClassDB::bind_method(D_METHOD("render_pipeline_create", "shader", "framebuffer_format", "vertex_format", "primitive", "rasterization_state", "multisample_state", "stencil_state", "color_blend_state", "dynamic_state_flags", "for_render_pass"), &RenderingDevice::_render_pipeline_create, DEFVAL(0), DEFVAL(0));
ClassDB::bind_method(D_METHOD("render_pipeline_create", "shader", "framebuffer_format", "vertex_format", "primitive", "rasterization_state", "multisample_state", "stencil_state", "color_blend_state", "dynamic_state_flags", "for_render_pass", "specialization_constants"), &RenderingDevice::_render_pipeline_create, DEFVAL(0), DEFVAL(0), DEFVAL(TypedArray<RDPipelineSpecializationConstant>()));
ClassDB::bind_method(D_METHOD("render_pipeline_is_valid", "render_pipeline"), &RenderingDevice::render_pipeline_is_valid);
ClassDB::bind_method(D_METHOD("compute_pipeline_create", "shader"), &RenderingDevice::compute_pipeline_create);
ClassDB::bind_method(D_METHOD("compute_pipeline_create", "shader", "specialization_constants"), &RenderingDevice::_compute_pipeline_create, DEFVAL(TypedArray<RDPipelineSpecializationConstant>()));
ClassDB::bind_method(D_METHOD("compute_pipeline_is_valid", "compute_pieline"), &RenderingDevice::compute_pipeline_is_valid);
ClassDB::bind_method(D_METHOD("screen_get_width", "screen"), &RenderingDevice::screen_get_width, DEFVAL(DisplayServer::MAIN_WINDOW_ID));
@@ -853,6 +886,10 @@ void RenderingDevice::_bind_methods() {
BIND_ENUM_CONSTANT(SHADER_LANGUAGE_GLSL);
BIND_ENUM_CONSTANT(SHADER_LANGUAGE_HLSL);
BIND_ENUM_CONSTANT(PIPELINE_SPECIALIZATION_CONSTANT_TYPE_BOOL);
BIND_ENUM_CONSTANT(PIPELINE_SPECIALIZATION_CONSTANT_TYPE_INT);
BIND_ENUM_CONSTANT(PIPELINE_SPECIALIZATION_CONSTANT_TYPE_FLOAT);
BIND_ENUM_CONSTANT(LIMIT_MAX_BOUND_UNIFORM_SETS);
BIND_ENUM_CONSTANT(LIMIT_MAX_FRAMEBUFFER_COLOR_ATTACHMENTS);
BIND_ENUM_CONSTANT(LIMIT_MAX_TEXTURES_PER_UNIFORM_SET);