twix/raylib
1
0
Fork 0
mirror of https://github.com/raysan5/raylib.git synced 2026-02-02 12:19:17 -05:00
Code Issues Packages Projects Releases Wiki Activity

EXAMPLES: Format tweaks

Browse Source
This commit is contained in:
Ray
2025-08-07 17:08:22 +02:00
parent 9f07cfe0b7
commit f0889a74fe
91 changed files with 409 additions and 397 deletions
Download Patch File Download Diff File Expand all files Collapse all files

40
examples/shapes/shapes_splines_drawing.c
View File

@ -23,7 +23,7 @@
#define MAX_SPLINE_POINTS 32
// Cubic Bezier spline control points
// NOTE: Every segment has two control points
// NOTE: Every segment has two control points
typedef struct {
Vector2 start;
Vector2 end;
@ -57,17 +57,17 @@ int main(void)
{ 520.0f, 60.0f },
{ 710.0f, 260.0f },
};
// Array required for spline bezier-cubic,
// Array required for spline bezier-cubic,
// including control points interleaved with start-end segment points
Vector2 pointsInterleaved[3*(MAX_SPLINE_POINTS - 1) + 1] = { 0 };
int pointCount = 5;
int selectedPoint = -1;
int focusedPoint = -1;
Vector2 *selectedControlPoint = NULL;
Vector2 *focusedControlPoint = NULL;
// Cubic Bezier control points initialization
ControlPoint control[MAX_SPLINE_POINTS-1] = { 0 };
for (int i = 0; i < pointCount - 1; i++)
@ -79,9 +79,9 @@ int main(void)
// Spline config variables
float splineThickness = 8.0f;
int splineTypeActive = SPLINE_LINEAR; // 0-Linear, 1-BSpline, 2-CatmullRom, 3-Bezier
bool splineTypeEditMode = false;
bool splineTypeEditMode = false;
bool splineHelpersActive = true;
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
@ -114,14 +114,14 @@ int main(void)
}
if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) selectedPoint = focusedPoint;
}
// Spline point movement logic
if (selectedPoint >= 0)
{
points[selectedPoint] = GetMousePosition();
if (IsMouseButtonReleased(MOUSE_LEFT_BUTTON)) selectedPoint = -1;
}
// Cubic Bezier spline control points logic
if ((splineTypeActive == SPLINE_BEZIER) && (focusedPoint == -1))
{
@ -144,7 +144,7 @@ int main(void)
}
if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) selectedControlPoint = focusedControlPoint;
}
// Spline control point movement logic
if (selectedControlPoint != NULL)
{
@ -152,7 +152,7 @@ int main(void)
if (IsMouseButtonReleased(MOUSE_LEFT_BUTTON)) selectedControlPoint = NULL;
}
}
// Spline selection logic
if (IsKeyPressed(KEY_ONE)) splineTypeActive = 0;
else if (IsKeyPressed(KEY_TWO)) splineTypeActive = 1;
@ -168,7 +168,7 @@ int main(void)
BeginDrawing();
ClearBackground(RAYWHITE);
if (splineTypeActive == SPLINE_LINEAR)
{
// Draw spline: linear
@ -191,7 +191,7 @@ int main(void)
{
// Draw spline: catmull-rom
DrawSplineCatmullRom(points, pointCount, splineThickness, RED); // Provide connected points array
/*
for (int i = 0; i < (pointCount - 3); i++)
{
@ -202,20 +202,20 @@ int main(void)
}
else if (splineTypeActive == SPLINE_BEZIER)
{
// NOTE: Cubic-bezier spline requires the 2 control points of each segnment to be
// NOTE: Cubic-bezier spline requires the 2 control points of each segnment to be
// provided interleaved with the start and end point of every segment
for (int i = 0; i < (pointCount - 1); i++)
for (int i = 0; i < (pointCount - 1); i++)
{
pointsInterleaved[3*i] = points[i];
pointsInterleaved[3*i + 1] = control[i].start;
pointsInterleaved[3*i + 2] = control[i].end;
}
pointsInterleaved[3*(pointCount - 1)] = points[pointCount - 1];
// Draw spline: cubic-bezier (with control points)
DrawSplineBezierCubic(pointsInterleaved, 3*(pointCount - 1) + 1, splineThickness, RED);
/*
for (int i = 0; i < 3*(pointCount - 1); i += 3)
{
@ -234,7 +234,7 @@ int main(void)
else if (focusedControlPoint == &control[i].end) DrawCircleV(control[i].end, 8, GREEN);
DrawLineEx(points[i], control[i].start, 1.0f, LIGHTGRAY);
DrawLineEx(points[i + 1], control[i].end, 1.0f, LIGHTGRAY);
// Draw spline control lines
DrawLineV(points[i], control[i].start, GRAY);
//DrawLineV(control[i].start, control[i].end, LIGHTGRAY);
@ -258,7 +258,7 @@ int main(void)
// Check all possible UI states that require controls lock
if (splineTypeEditMode || (selectedPoint != -1) || (selectedControlPoint != NULL)) GuiLock();
// Draw spline config
GuiLabel((Rectangle){ 12, 62, 140, 24 }, TextFormat("Spline thickness: %i", (int)splineThickness));
GuiSliderBar((Rectangle){ 12, 60 + 24, 140, 16 }, NULL, NULL, &splineThickness, 1.0f, 40.0f);
@ -269,7 +269,7 @@ int main(void)
GuiLabel((Rectangle){ 12, 10, 140, 24 }, "Spline type:");
if (GuiDropdownBox((Rectangle){ 12, 8 + 24, 140, 28 }, "LINEAR;BSPLINE;CATMULLROM;BEZIER", &splineTypeActive, splineTypeEditMode)) splineTypeEditMode = !splineTypeEditMode;
GuiUnlock();
EndDrawing();