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added GetRandomFloat and SetGridColours

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codifies 2020-10-17 21:43:42 +01:00
parent 3c9f7263e5
commit 4007be29af
3 changed files with 38 additions and 9 deletions
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11
src/core.c
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@ -1958,6 +1958,17 @@ int GetRandomValue(int min, int max)
return (rand()%(abs(max - min) + 1) + min);
}
float GetRandomFloat(float min, float max)
{
if (min > max) {
float tmp = max;
max = min;
min = tmp;
}
return rand()/(RAND_MAX/(max-min))+min;
}
// Check if the file exists
bool FileExists(const char *fileName)
{

32
src/models.c
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@ -652,9 +652,25 @@ void DrawRay(Ray ray, Color color)
rlEnd();
}
static float GridMajor[] = { 0.5f, 0.5f, 0.5f };
static float GridMinor[] = { 0.75f, 0.75f, 0.75f };
void SetGridColours(Color major, Color minor)
{
GridMajor[0] = major.r / 256.0;
GridMajor[1] = major.g / 256.0;
GridMajor[2] = major.b / 256.0;
GridMinor[0] = minor.r / 256.0;
GridMinor[1] = minor.g / 256.0;
GridMinor[2] = minor.b / 256.0;
}
// Draw a grid centered at (0, 0, 0)
void DrawGrid(int slices, float spacing)
{
int halfSlices = slices/2;
if (rlCheckBufferLimit(slices*4)) rlglDraw();
@ -664,17 +680,17 @@ void DrawGrid(int slices, float spacing)
{
if (i == 0)
{
rlColor3f(0.5f, 0.5f, 0.5f);
rlColor3f(0.5f, 0.5f, 0.5f);
rlColor3f(0.5f, 0.5f, 0.5f);
rlColor3f(0.5f, 0.5f, 0.5f);
rlColor3f(GridMinor[0], GridMinor[1], GridMinor[2]);
rlColor3f(GridMinor[0], GridMinor[1], GridMinor[2]);
rlColor3f(GridMinor[0], GridMinor[1], GridMinor[2]);
rlColor3f(GridMinor[0], GridMinor[1], GridMinor[2]);
}
else
{
rlColor3f(0.75f, 0.75f, 0.75f);
rlColor3f(0.75f, 0.75f, 0.75f);
rlColor3f(0.75f, 0.75f, 0.75f);
rlColor3f(0.75f, 0.75f, 0.75f);
rlColor3f(GridMajor[0], GridMajor[1], GridMajor[2]);
rlColor3f(GridMajor[0], GridMajor[1], GridMajor[2]);
rlColor3f(GridMajor[0], GridMajor[1], GridMajor[2]);
rlColor3f(GridMajor[0], GridMajor[1], GridMajor[2]);
}
rlVertex3f((float)i*spacing, 0.0f, (float)-halfSlices*spacing);

4
src/raylib.h
View File

@ -948,6 +948,7 @@ RLAPI void SetTraceLogCallback(TraceLogCallback callback); // Set a trace
RLAPI void TraceLog(int logType, const char *text, ...); // Show trace log messages (LOG_DEBUG, LOG_INFO, LOG_WARNING, LOG_ERROR)
RLAPI void TakeScreenshot(const char *fileName); // Takes a screenshot of current screen (saved a .png)
RLAPI int GetRandomValue(int min, int max); // Returns a random value between min and max (both included)
RLAPI float GetRandomFloat(float min, float max);
// Files management functions
RLAPI unsigned char *LoadFileData(const char *fileName, unsigned int *bytesRead); // Load file data as byte array (read)
@ -1285,7 +1286,8 @@ RLAPI void DrawSphereWires(Vector3 centerPos, float radius, int rings, int slice
RLAPI void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float height, int slices, Color color); // Draw a cylinder/cone
RLAPI void DrawCylinderWires(Vector3 position, float radiusTop, float radiusBottom, float height, int slices, Color color); // Draw a cylinder/cone wires
RLAPI void DrawPlane(Vector3 centerPos, Vector2 size, Color color); // Draw a plane XZ
RLAPI void DrawRay(Ray ray, Color color); // Draw a ray line
RLAPI void DrawRay(Ray ray, Color color);
RLAPI void SetGridColours(Color major, Color minor); // Draw a ray line
RLAPI void DrawGrid(int slices, float spacing); // Draw a grid (centered at (0, 0, 0))
RLAPI void DrawGizmo(Vector3 position); // Draw simple gizmo