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This commit is contained in:
SirLynix
2022-11-19 17:10:27 +01:00
committed by Jérôme Leclercq
parent 4a10c1f8fe
commit e990a320cc
54 changed files with 618 additions and 154 deletions
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63
src/Nazara/OpenGLRenderer/Wrapper/Context.cpp
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@@ -565,8 +565,13 @@ namespace Nz::GL
glGetIntegerv(GL_VIEWPORT, res.data());
m_state.viewport = { res[0], res[1], res[2], res[3] };
m_state.renderStates.depthCompare = RendererComparison::Less; //< OpenGL default depth mode is GL_LESS
m_state.renderStates.frontFace = FrontFace::CounterClockwise; //< OpenGL default front face is GL_CCW
// Set default OpenGL states
m_state.renderStates.depthBuffer = false;
m_state.renderStates.depthCompare = RendererComparison::Less;
m_state.renderStates.faceCulling = FaceCulling::None;
m_state.renderStates.frontFace = FrontFace::CounterClockwise;
m_state.renderStates.scissorTest = false;
m_state.renderStates.stencilTest = false;
EnableVerticalSync(false);
@@ -671,6 +676,18 @@ namespace Nz::GL
if (!SetCurrentContext(this))
throw std::runtime_error("failed to activate context");
// Depth bias
if (renderStates.depthBias)
{
if (!NumberEquals(m_state.renderStates.depthBiasConstantFactor, renderStates.depthBiasConstantFactor) ||
!NumberEquals(m_state.renderStates.depthBiasSlopeFactor, renderStates.depthBiasSlopeFactor))
{
glPolygonOffset(renderStates.depthBiasConstantFactor, renderStates.depthBiasSlopeFactor);
m_state.renderStates.depthBiasConstantFactor = renderStates.depthBiasConstantFactor;
m_state.renderStates.depthBiasSlopeFactor = renderStates.depthBiasSlopeFactor;
}
}
// Depth compare and depth write
if (renderStates.depthBuffer)
{
@@ -687,14 +704,23 @@ namespace Nz::GL
}
}
// Face culling side
if (renderStates.faceCulling)
// Face culling
if (m_state.renderStates.faceCulling != renderStates.faceCulling)
{
if (m_state.renderStates.cullingSide != renderStates.cullingSide)
bool wasEnabled = (m_state.renderStates.faceCulling != FaceCulling::None);
bool isEnabled = (renderStates.faceCulling != FaceCulling::None);
if (isEnabled)
{
glCullFace(ToOpenGL(renderStates.cullingSide));
m_state.renderStates.cullingSide = renderStates.cullingSide;
if (!wasEnabled)
glEnable(GL_CULL_FACE);
glCullFace(ToOpenGL(renderStates.faceCulling));
}
else if (wasEnabled)
glDisable(GL_CULL_FACE);
m_state.renderStates.faceCulling = renderStates.faceCulling;
}
// Front face
@@ -811,6 +837,18 @@ namespace Nz::GL
m_state.renderStates.colorWriteMask = renderStates.colorWriteMask;
}
// Depth bias
if (m_state.renderStates.depthBias != renderStates.depthBias)
{
// TODO: Handle line and points
if (renderStates.depthBias)
glEnable(GL_POLYGON_OFFSET_FILL);
else
glDisable(GL_POLYGON_OFFSET_FILL);
m_state.renderStates.depthBias = renderStates.depthBias;
}
// Depth buffer
if (m_state.renderStates.depthBuffer != renderStates.depthBuffer)
{
@@ -835,17 +873,6 @@ namespace Nz::GL
m_state.renderStates.depthClamp = renderStates.depthClamp;
}
// Face culling
if (m_state.renderStates.faceCulling != renderStates.faceCulling)
{
if (renderStates.faceCulling)
glEnable(GL_CULL_FACE);
else
glDisable(GL_CULL_FACE);
m_state.renderStates.faceCulling = renderStates.faceCulling;
}
// Scissor test
if (m_state.renderStates.scissorTest != renderStates.scissorTest)
{