iDunnoDev/directx-plane-game
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Added ability to hold shift and skip the terrain generation when loading
Added ability for the perlin terrain to save a raw image of the terrain to use as a cache
This commit is contained in:
iDunnoDev
2022-06-13 16:41:25 +01:00
committed by iDunnoDev
parent 51afdeecbd
commit 616f68bf8b
40 changed files with 468 additions and 51 deletions
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12
Graphics2/SharedMethods.h
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@ -2,6 +2,7 @@
#include "DirectXCore.h"
#include <string>
// The generic CBuffer used in most of the nodes
struct CBUFFER
{
XMMATRIX completeTransformation;
@ -18,6 +19,7 @@ struct CBUFFER
float padding[1];
};
// Struct to hold the terrain populate methods variables
struct TerrainPopNode
{
std::wstring nodeBaseName;
@ -25,12 +27,16 @@ struct TerrainPopNode
float scaleFactor;
};
// The Shared methods namespace should be used for functions that are used in many places to stop duplicate code and keep things consolidated
namespace SharedMethods
{
// Function for creating a rotation matrix that should be around a specific point
XMMATRIX RotateFromPoint(const float x, const float y, const float z, const XMMATRIX rotationMatrix);
// Function for converting a 255 style RGB value to its normalised intensity value
float RGBValueToIntensity(const int value);
// Template function for clamping a number between 2 values, the template allows this to be used for any numeric type
template <typename T = float> T Clamp(const T value, const T min, const T max)
{
if (value < min)
@ -47,12 +53,13 @@ namespace SharedMethods
}
}
// Methods for lerping values
// Template function for lerping values
template <typename T = float> float Lerp(const T a, const T b, const float p)
{
return (float)a + p * ((float)b - (float)a);
}
// Template function for doing a cubic interpolate, i think this is unused currently but i did play around with the idea
template <typename T = float> float CubicInterpolate(const T n0, const T n1, const T n2, const T n3, const float a)
{
float p = ((float)n3 - (float)n2) - ((float)n0 - (float)n1);
@ -63,7 +70,10 @@ namespace SharedMethods
return p * a * a * a + q * a * a + r * a + s;
}
// Function for generating a random float value
float GenerateRandomIntensity(const float min, const float max);
// Function for generating random UV values
float GenerateRandomUV(const float min, const float max);
};