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Ajout de Jolt Physics + 1ere version des factory entitecomposants - camera, transform, rigidbody, collider, renderer

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Tom Ray
2026-03-22 00:28:03 +01:00
parent 6695d46bcd
commit 48348936a8
1147 changed files with 214331 additions and 353 deletions
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163
lib/All/JoltPhysics/TestFramework/Renderer/MTL/PipelineStateMTL.mm Normal file
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// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
// SPDX-FileCopyrightText: 2025 Jorrit Rouwe
// SPDX-License-Identifier: MIT
#include <TestFramework.h>
#include <Renderer/MTL/PipelineStateMTL.h>
#include <Renderer/MTL/RendererMTL.h>
#include <Renderer/MTL/FatalErrorIfFailedMTL.h>
PipelineStateMTL::PipelineStateMTL(RendererMTL *inRenderer, const VertexShaderMTL *inVertexShader, const EInputDescription *inInputDescription, uint inInputDescriptionCount, const PixelShaderMTL *inPixelShader, EDrawPass inDrawPass, EFillMode inFillMode, ETopology inTopology, EDepthTest inDepthTest, EBlendMode inBlendMode, ECullMode inCullMode) :
mRenderer(inRenderer),
mVertexShader(inVertexShader),
mPixelShader(inPixelShader)
{
// Create a vertex descriptor
MTLVertexDescriptor *vertex_descriptor = [[MTLVertexDescriptor alloc] init];
uint vertex_offset = 0;
uint instance_offset = 0, instance_alignment = 4;
uint index = 0;
for (uint i = 0; i < inInputDescriptionCount; ++i)
switch (inInputDescription[i])
{
case EInputDescription::Position:
case EInputDescription::Normal:
vertex_descriptor.attributes[index].format = MTLVertexFormatFloat3;
vertex_descriptor.attributes[index].offset = vertex_offset;
vertex_descriptor.attributes[index].bufferIndex = 0;
vertex_offset += 3 * sizeof(float);
++index;
break;
case EInputDescription::Color:
vertex_descriptor.attributes[index].format = MTLVertexFormatUChar4;
vertex_descriptor.attributes[index].offset = vertex_offset;
vertex_descriptor.attributes[index].bufferIndex = 0;
vertex_offset += 4 * sizeof(uint8);
++index;
break;
case EInputDescription::TexCoord:
vertex_descriptor.attributes[index].format = MTLVertexFormatFloat2;
vertex_descriptor.attributes[index].offset = vertex_offset;
vertex_descriptor.attributes[index].bufferIndex = 0;
vertex_offset += 2 * sizeof(float);
++index;
break;
case EInputDescription::InstanceColor:
vertex_descriptor.attributes[index].format = MTLVertexFormatUChar4;
vertex_descriptor.attributes[index].offset = instance_offset;
vertex_descriptor.attributes[index].bufferIndex = 1;
instance_offset += 4 * sizeof(uint8);
++index;
break;
case EInputDescription::InstanceTransform:
case EInputDescription::InstanceInvTransform:
instance_alignment = max(instance_alignment, 16u);
instance_offset = AlignUp(instance_offset, 16u);
for (int j = 0; j < 4; ++j)
{
vertex_descriptor.attributes[index].format = MTLVertexFormatFloat4;
vertex_descriptor.attributes[index].offset = instance_offset;
vertex_descriptor.attributes[index].bufferIndex = 1;
instance_offset += 4 * sizeof(float);
++index;
}
break;
}
// Configure layouts
vertex_descriptor.layouts[0].stride = vertex_offset;
vertex_descriptor.layouts[0].stepRate = 1;
vertex_descriptor.layouts[0].stepFunction = MTLVertexStepFunctionPerVertex;
if (instance_offset > 0)
{
vertex_descriptor.layouts[1].stride = AlignUp(instance_offset, instance_alignment);
vertex_descriptor.layouts[1].stepRate = 1;
vertex_descriptor.layouts[1].stepFunction = MTLVertexStepFunctionPerInstance;
}
// Create the pipeline descriptor
MTLRenderPipelineDescriptor *descriptor = [[MTLRenderPipelineDescriptor alloc] init];
descriptor.vertexFunction = inVertexShader->GetFunction();
descriptor.fragmentFunction = inPixelShader->GetFunction();
descriptor.vertexDescriptor = vertex_descriptor;
switch (inDrawPass)
{
case EDrawPass::Shadow:
descriptor.depthAttachmentPixelFormat = static_cast<TextureMTL *>(mRenderer->GetShadowMap())->GetTexture().pixelFormat;
break;
case EDrawPass::Normal:
descriptor.colorAttachments[0].pixelFormat = mRenderer->GetView().colorPixelFormat;
switch (inBlendMode)
{
case EBlendMode::Write:
descriptor.colorAttachments[0].blendingEnabled = NO;
break;
case EBlendMode::AlphaBlend:
descriptor.colorAttachments[0].blendingEnabled = YES;
descriptor.colorAttachments[0].sourceRGBBlendFactor = MTLBlendFactorSourceAlpha;
descriptor.colorAttachments[0].destinationRGBBlendFactor = MTLBlendFactorOneMinusSourceAlpha;
descriptor.colorAttachments[0].rgbBlendOperation = MTLBlendOperationAdd;
descriptor.colorAttachments[0].sourceAlphaBlendFactor = MTLBlendFactorZero;
descriptor.colorAttachments[0].destinationAlphaBlendFactor = MTLBlendFactorZero;
descriptor.colorAttachments[0].alphaBlendOperation = MTLBlendOperationAdd;
break;
}
descriptor.depthAttachmentPixelFormat = mRenderer->GetView().depthStencilPixelFormat;
}
NSError *error = nullptr;
mPipelineState = [mRenderer->GetDevice() newRenderPipelineStateWithDescriptor: descriptor error: &error];
FatalErrorIfFailed(error);
[descriptor release];
[vertex_descriptor release];
// Create depth descriptor
MTLDepthStencilDescriptor *depth_descriptor = [[MTLDepthStencilDescriptor new] init];
if (inDepthTest == EDepthTest::On)
{
depth_descriptor.depthCompareFunction = MTLCompareFunctionGreaterEqual;
depth_descriptor.depthWriteEnabled = YES;
}
else
{
depth_descriptor.depthCompareFunction = MTLCompareFunctionAlways;
depth_descriptor.depthWriteEnabled = NO;
}
mDepthState = [mRenderer->GetDevice() newDepthStencilStateWithDescriptor: depth_descriptor];
[depth_descriptor release];
// Determine cull mode
if (inCullMode == ECullMode::FrontFace)
mCullMode = MTLCullModeFront;
else
mCullMode = MTLCullModeBack;
// Determine fill mode
if (inFillMode == EFillMode::Solid)
mFillMode = MTLTriangleFillModeFill;
else
mFillMode = MTLTriangleFillModeLines;
}
PipelineStateMTL::~PipelineStateMTL()
{
[mPipelineState release];
[mDepthState release];
}
void PipelineStateMTL::Activate()
{
id<MTLRenderCommandEncoder> encoder = mRenderer->GetRenderEncoder();
[encoder setRenderPipelineState: mPipelineState];
[encoder setDepthStencilState: mDepthState];
[encoder setCullMode: mCullMode];
[encoder setTriangleFillMode: mFillMode];
}