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metal: fix a freeze issue with the main uniform buffer

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This commit is contained in:
Alex Szpakowski
2020-06-15 22:00:30 -03:00
parent 9aa9319eb5
commit 426798ab10
1 changed files with 25 additions and 6 deletions
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src/modules/graphics/metal/Graphics.mm
+25 -6
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@@ -156,7 +156,6 @@ Graphics::Graphics()
initCapabilities();
uniformBuffer = CreateStreamBuffer(device, BUFFER_UNIFORM, 1024 * 1024 * 1);
uniformBufferData = uniformBuffer->map(uniformBuffer->getSize());
float defaultAttributes[4] = {0.0f, 0.0f, 0.0f, 1.0f};
defaultAttributesBuffer = newBuffer(sizeof(float) * 4, defaultAttributes, BUFFER_VERTEX, vertex::USAGE_STATIC, 0);
@@ -603,9 +602,11 @@ void Graphics::applyRenderState(id<MTLRenderCommandEncoder> encoder, const verte
id<MTLDepthStencilState> mtlstate = getCachedDepthStencilState(depth, stencil);
[encoder setDepthStencilState:mtlstate];
[encoder setStencilReferenceValue:state.stencil.value];
}
if (dirtyState & STATEBIT_STENCIL)
[encoder setStencilReferenceValue:state.stencil.value];
dirtyRenderState = 0;
}
@@ -651,15 +652,18 @@ void Graphics::applyShaderUniforms(id<MTLRenderCommandEncoder> renderEncoder, lo
data.constantColor = getColor();
gammaCorrectColor(data.constantColor);
if (uniformBufferData.size < uniformBufferOffset + size)
if (uniformBuffer->getSize() < uniformBufferOffset + size)
{
size_t newsize = uniformBuffer->getSize() * 2;
delete uniformBuffer;
uniformBuffer = CreateStreamBuffer(device, BUFFER_UNIFORM, newsize);
uniformBufferData = uniformBuffer->map(uniformBuffer->getSize());
uniformBufferData = {};
uniformBufferOffset = 0;
}
if (uniformBufferData.data == nullptr)
uniformBufferData = uniformBuffer->map(uniformBuffer->getSize());
memcpy(uniformBufferData.data + uniformBufferOffset, &data, sizeof(Shader::BuiltinUniformData));
id<MTLBuffer> buffer = (__bridge id<MTLBuffer>)(void *)uniformBuffer->getHandle();
@@ -1073,7 +1077,7 @@ void Graphics::present(void *screenshotCallbackData)
batchedDrawState.indexBuffer->nextFrame();
uniformBuffer->nextFrame();
uniformBufferData = uniformBuffer->map(uniformBuffer->getSize());
uniformBufferData = {};
uniformBufferOffset = 0;
id<MTLCommandBuffer> cmd = getCommandBuffer();
@@ -1183,11 +1187,26 @@ void Graphics::stopDrawToStencilBuffer()
void Graphics::setStencilTest(CompareMode compare, int value)
{
// TODO
DisplayState &state = states.back();
if (state.stencil.compare != compare || state.stencil.value != value)
{
state.stencil.compare = compare;
state.stencil.value = value;
dirtyRenderState |= STATEBIT_STENCIL;
}
}
void Graphics::setDepthMode(CompareMode compare, bool write)
{
// TODO
DisplayState &state = states.back();
if (state.depthTest != compare || state.depthWrite != write)
{
flushBatchedDraws();
state.depthTest = compare;
state.depthWrite = write;
dirtyRenderState |= STATEBIT_DEPTH;
}
}
void Graphics::setFrontFaceWinding(vertex::Winding winding)