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Fix MSVC compilation

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Jopestpe 2025-10-17 15:08:07 -03:00 committed by GitHub
parent 865ccba021
commit 156f5048c6
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1 changed files with 19 additions and 17 deletions
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36
examples/shapes/shapes_math_sine_cosine.c
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@ -22,6 +22,9 @@
#define RAYGUI_IMPLEMENTATION
#include "raygui.h" // Required for GUI controls
// Wave points for sine/cosine visualization
#define WAVE_POINTS 36
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
@ -35,23 +38,22 @@ int main(void)
SetConfigFlags(FLAG_MSAA_4X_HINT);
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - math sine cosine");
const int wavePoints = 36;
Vector2 sinePoints[wavePoints];
Vector2 cosPoints[wavePoints];
Vector2 sinePoints[WAVE_POINTS];
Vector2 cosPoints[WAVE_POINTS];
Vector2 center = { (screenWidth/2.0f) - 30.f, screenHeight/2.0f };
Rectangle start = { 20.f, screenHeight - 120.f , 200.0f, 100.0f};
float radius = 130.0f;
float angle = 0.0f;
bool pause = false;
for (int i = 0; i < wavePoints; i++)
for (int i = 0; i < WAVE_POINTS; i++)
{
float t = i/(float)(wavePoints - 1);
float t = i/(float)(WAVE_POINTS - 1);
float currentAngle = t*360.0f*DEG2RAD;
sinePoints[i] = (Vector2){ start.x + t*start.width, start.y + start.height/2.0f - sinf(currentAngle)*(start.height/2.0f) };
cosPoints[i] = (Vector2){ start.x + t*start.width, start.y + start.height/2.0f - cosf(currentAngle)*(start.height/2.0f) };
}
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
@ -63,15 +65,15 @@ int main(void)
float angleRad = angle*DEG2RAD;
float cosRad = cosf(angleRad);
float sinRad = sinf(angleRad);
Vector2 point = { center.x + cosRad*radius, center.y - sinRad*radius };
Vector2 limitMin = { center.x - radius, center.y - radius };
Vector2 limitMax = { center.x + radius, center.y + radius };
float complementary = 90.0f - angle;
float supplementary = 180.0f - angle;
float explementary = 360.0f - angle;
float tangent = Clamp(tanf(angleRad), -10.0f, 10.0f);
float cotangent = (fabsf(tangent) > 0.001f) ? Clamp(1.0f/tangent, -radius, radius) : 0.0f;
Vector2 tangentPoint = { center.x + radius, center.y - tangent*radius };
@ -79,7 +81,7 @@ int main(void)
angle = Wrap(angle + (!pause ? 1.0f : 0.0f), 0.0f, 360.0f);
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
@ -88,11 +90,11 @@ int main(void)
// Cotangent (orange)
DrawLineEx((Vector2){ center.x , limitMin.y }, (Vector2){ cotangentPoint.x, limitMin.y }, 2.0f, ORANGE);
DrawLineDashed(center, cotangentPoint, 10.0f, 4.0f, ORANGE);
// Side background
DrawLine(580, 0, 580, GetScreenHeight(), (Color){ 218, 218, 218, 255 });
DrawRectangle(580, 0, GetScreenWidth(), GetScreenHeight(), (Color){ 232, 232, 232, 255 });
// Base circle and axes
DrawCircleLinesV(center, radius, GRAY);
DrawLineEx((Vector2){ center.x, limitMin.y }, (Vector2){ center.x, limitMax.y }, 1.0f, GRAY);
@ -115,15 +117,15 @@ int main(void)
DrawLineDashed((Vector2){ point.x, center.y }, (Vector2){ point.x, point.y }, 10.0f, 4.0f, RED);
DrawText(TextFormat("Sine %.2f", sinRad), 640, 190, 6, RED);
DrawCircleV((Vector2){ start.x + (angle/360.0f)*start.width, start.y + ((-sinRad + 1)*start.height/2.0f) }, 4.0f, RED);
DrawSplineLinear(sinePoints, wavePoints, 1.0f, RED);
DrawSplineLinear(sinePoints, WAVE_POINTS, 1.0f, RED);
// Cosine (blue - horizontal)
DrawLineEx((Vector2){ center.x, center.y }, (Vector2){ point.x, center.y }, 2.0f, BLUE);
DrawLineDashed((Vector2){ center.x , point.y }, (Vector2){ point.x, point.y }, 10.0f, 4.0f, BLUE);
DrawText(TextFormat("Cosine %.2f", cosRad), 640, 210, 6, BLUE);
DrawCircleV((Vector2){ start.x + (angle/360.0f)*start.width, start.y + ((-cosRad + 1)*start.height/2.0f) }, 4.0f, BLUE);
DrawSplineLinear(cosPoints, wavePoints, 1.0f, BLUE);
DrawSplineLinear(cosPoints, WAVE_POINTS, 1.0f, BLUE);
// Tangent (purple)
DrawLineEx((Vector2){ limitMax.x , center.y }, (Vector2){ limitMax.x, tangentPoint.y }, 2.0f, PURPLE);
DrawLineDashed(center, tangentPoint, 10.0f, 4.0f, PURPLE);
@ -160,7 +162,7 @@ int main(void)
GuiGroupBox((Rectangle){ 620, 110, 140, 170}, "Angle Values");
//------------------------------------------------------------------------------
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
}