82 lines
3.4 KiB
Metal
82 lines
3.4 KiB
Metal
//
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/**
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* Copyright (c) 2019 Razeware LLC
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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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* Notwithstanding the foregoing, you may not use, copy, modify, merge, publish,
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* distribute, sublicense, create a derivative work, and/or sell copies of the
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* Software in any work that is designed, intended, or marketed for pedagogical or
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* instructional purposes related to programming, coding, application development,
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* or information technology. Permission for such use, copying, modification,
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* merger, publication, distribution, sublicensing, creation of derivative works,
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* or sale is expressly withheld.
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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 <metal_stdlib>
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using namespace metal;
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#import "Common.h"
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struct ICBContainer {
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command_buffer icb [[id(0)]];
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};
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struct Model {
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constant float *vertexBuffer;
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constant uint *indexBuffer;
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constant float *texturesBuffer;
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render_pipeline_state pipelineState;
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};
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kernel void encodeCommands(
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uint modelIndex [[thread_position_in_grid]],
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constant Uniforms &uniforms [[buffer(BufferIndexUniforms)]],
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constant FragmentUniforms &fragmentUniforms
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[[buffer(BufferIndexFragmentUniforms)]],
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constant MTLDrawIndexedPrimitivesIndirectArguments
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*drawArgumentsBuffer [[buffer(BufferIndexDrawArguments)]],
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constant ModelParams *modelParamsArray
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[[buffer(BufferIndexModelParams)]],
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constant Model *modelsArray [[buffer(BufferIndexModels)]],
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device ICBContainer *icbContainer [[buffer(BufferIndexICB)]]) {
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Model model = modelsArray[modelIndex];
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MTLDrawIndexedPrimitivesIndirectArguments drawArguments
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= drawArgumentsBuffer[modelIndex];
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render_command cmd(icbContainer->icb, modelIndex);
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cmd.set_render_pipeline_state(model.pipelineState);
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cmd.set_vertex_buffer(&uniforms, BufferIndexUniforms);
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cmd.set_fragment_buffer(&fragmentUniforms, BufferIndexFragmentUniforms);
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cmd.set_vertex_buffer(modelParamsArray, BufferIndexModelParams);
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cmd.set_fragment_buffer(modelParamsArray, BufferIndexModelParams);
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cmd.set_vertex_buffer(model.vertexBuffer, 0);
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cmd.set_fragment_buffer(model.texturesBuffer, BufferIndexTextures);
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cmd.draw_indexed_primitives(
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primitive_type::triangle,
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drawArguments.indexCount,
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model.indexBuffer + drawArguments.indexStart,
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drawArguments.instanceCount,
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drawArguments.baseVertex,
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drawArguments.baseInstance);
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}
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