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Fixed DrawPoly()

This commit is contained in:
Kah Wei 2022-11-02 15:34:35 +08:00
parent f0ef9fc0cf
commit d818adf2a2
3 changed files with 43 additions and 3 deletions
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9
SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHDebugDrawSystem.cpp
View File

@ -255,6 +255,11 @@ namespace SHADE
storage.emplace_back(PointVertex{ endPt, color });
}
void SHDebugDrawSystem::drawLineSet(std::vector<PointVertex>& storage, const SHVec4& color, std::initializer_list<SHVec3> pointList)
{
drawLineSet(storage, color, pointList.begin(), pointList.end());
}
void SHDebugDrawSystem::drawPoly(std::vector<PointVertex>& storage, const SHVec4& color, std::initializer_list<SHVec3> pointList)
{
drawPoly(storage, color, pointList.begin(), pointList.end());
@ -281,7 +286,7 @@ namespace SHADE
const SHVec3 TOP_LEFT_FRONT = UNIT_TOP_LEFT_FRONT * size;
const SHVec3 TOP_RIGHT_FRONT = UNIT_TOP_RIGHT_FRONT * size;
drawPoly
drawLineSet
(
storage,
color,
@ -316,6 +321,6 @@ namespace SHADE
spherePoints.emplace_back(SPHERE.VertexPositions[idx]);
}
}
drawPoly(storage, color, spherePoints.begin(), spherePoints.end());
drawLineSet(storage, color, spherePoints.begin(), spherePoints.end());
}
}

3
SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHDebugDrawSystem.h
View File

@ -239,6 +239,9 @@ namespace SHADE
/* Helper Draw Functions */
/*---------------------------------------------------------------------------------*/
void drawLine(std::vector<PointVertex>& storage, const SHVec4& color, const SHVec3& startPt, const SHVec3& endPt);
void drawLineSet(std::vector<PointVertex>& storage, const SHVec4& color, std::initializer_list<SHVec3> pointList);
template<typename IterType>
void drawLineSet(std::vector<PointVertex>& storage, const SHVec4& color, IterType pointListBegin, IterType pointListEnd);
void drawPoly(std::vector<PointVertex>& storage, const SHVec4& color, std::initializer_list<SHVec3> pointList);
template<typename IterType>
void drawPoly(std::vector<PointVertex>& storage, const SHVec4& color, IterType pointListBegin, IterType pointListEnd);

34
SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHDebugDrawSystem.hpp
View File

@ -28,7 +28,7 @@ namespace SHADE
/* Helper Draw Functions */
/*-----------------------------------------------------------------------------------*/
template<typename IterType>
void SHDebugDrawSystem::drawPoly(std::vector<PointVertex>& storage, const SHVec4& color, IterType pointListBegin, IterType pointListEnd)
void SHDebugDrawSystem::drawLineSet(std::vector<PointVertex>& storage, const SHVec4& color, IterType pointListBegin, IterType pointListEnd)
{
// Ensure dereferenced type is SHVec3
static_assert(std::is_same_v<SHVec3, std::remove_cvref_t<decltype(*pointListBegin)>>, "Parameters to DrawPoly must be SHVec3.");
@ -54,4 +54,36 @@ namespace SHADE
storage.emplace_back(PointVertex{ *pointIter, color });
}
}
template<typename IterType>
void SHDebugDrawSystem::drawPoly(std::vector<PointVertex>& storage, const SHVec4& color, IterType pointListBegin, IterType pointListEnd)
{
// Ensure dereferenced type is SHVec3
static_assert(std::is_same_v<SHVec3, std::remove_cvref_t<decltype(*pointListBegin)>>, "Parameters to DrawPoly must be SHVec3.");
// Check if points exceeded max
if (storage.size() > MAX_POINTS)
{
SHLOG_WARNING("[DebugDraw] Exceeded maximum size of drawable debug elements.");
return;
}
const size_t POINTS_COUNT = pointListEnd - pointListBegin;
// Invalid polygon
if (POINTS_COUNT < 2)
{
SHLOG_WARNING("[SHDebugDraw] Invalid polygon provided to DrawPoly().");
return;
}
// Trace the polygon
for (auto pointIter = pointListBegin + 1; pointIter != pointListEnd; ++pointIter)
{
storage.emplace_back(PointVertex{ *(pointIter - 1), color });
storage.emplace_back(PointVertex{ *pointIter , color });
}
// Close the line loop
storage.emplace_back(PointVertex{ *(pointListEnd - 1), color });
storage.emplace_back(PointVertex{ *pointListBegin , color });
}
}