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Reviewed latest PR: formatting and some comments

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Ray 2021-03-19 19:42:36 +01:00
parent 45670fbf2d
commit e28f754fbe
2 changed files with 90 additions and 46 deletions
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46
src/shapes.c
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@ -619,59 +619,61 @@ void DrawRectanglePro(Rectangle rec, Vector2 origin, float rotation, Color color
{
if (rlCheckBufferLimit(4)) rlglDraw();
Vector2 bl = { 0 };
Vector2 br = { 0 };
Vector2 tr = { 0 };
Vector2 tl = { 0 };
Vector2 bottomLeft = { 0 };
Vector2 bottomRight = { 0 };
Vector2 topRight = { 0 };
Vector2 topLeft = { 0 };
// Only calculate rotation if needed
if (rotation == 0.0f)
{
float x = rec.x - origin.x;
float y = rec.y - origin.y;
bl = (Vector2){ x, y };
br = (Vector2){ x, y + rec.height };
tr = (Vector2){ x + rec.width, y + rec.height };
tl = (Vector2){ x + rec.width, y };
bottomLeft = (Vector2){ x, y };
bottomRight = (Vector2){ x, y + rec.height };
topRight = (Vector2){ x + rec.width, y + rec.height };
topLeft = (Vector2){ x + rec.width, y };
}
else
{
float sinRotation = sinf(rotation * DEG2RAD);
float cosRotation = cosf(rotation * DEG2RAD);
float sinRotation = sinf(rotation*DEG2RAD);
float cosRotation = cosf(rotation*DEG2RAD);
float x = rec.x;
float y = rec.y;
float dx = -origin.x;
float dy = -origin.y;
bl.x = x + dx * cosRotation - (dy + rec.height) * sinRotation;
bl.y = y + dx * sinRotation + (dy + rec.height) * cosRotation;
bottomLeft.x = x + dx*cosRotation - (dy + rec.height)*sinRotation;
bottomLeft.y = y + dx*sinRotation + (dy + rec.height)*cosRotation;
br.x = x + (dx + rec.width) * cosRotation - (dy + rec.height) * sinRotation;
br.y = y + (dx + rec.width) * sinRotation + (dy + rec.height) * cosRotation;
bottomRight.x = x + (dx + rec.width)*cosRotation - (dy + rec.height)*sinRotation;
bottomRight.y = y + (dx + rec.width)*sinRotation + (dy + rec.height)*cosRotation;
tr.x = x + (dx + rec.width) * cosRotation - dy * sinRotation;
tr.y = y + (dx + rec.width) * sinRotation + dy * cosRotation;
topRight.x = x + (dx + rec.width)*cosRotation - dy*sinRotation;
topRight.y = y + (dx + rec.width)*sinRotation + dy*cosRotation;
tl.x = x + dx * cosRotation - dy * sinRotation;
tl.y = y + dx * sinRotation + dy * cosRotation;
topLeft.x = x + dx*cosRotation - dy*sinRotation;
topLeft.y = y + dx*sinRotation + dy*cosRotation;
}
rlEnableTexture(GetShapesTexture().id);
rlBegin(RL_QUADS);
rlNormal3f(0.0f, 0.0f, 1.0f);
rlColor4ub(color.r, color.g, color.b, color.a);
rlTexCoord2f(GetShapesTextureRec().x/GetShapesTexture().width, GetShapesTextureRec().y/GetShapesTexture().height);
rlVertex2f(bl.x, bl.y);
rlVertex2f(bottomLeft.x, bottomLeft.y);
rlTexCoord2f(GetShapesTextureRec().x/GetShapesTexture().width, (GetShapesTextureRec().y + GetShapesTextureRec().height)/GetShapesTexture().height);
rlVertex2f(br.x, br.y);
rlVertex2f(bottomRight.x, bottomRight.y);
rlTexCoord2f((GetShapesTextureRec().x + GetShapesTextureRec().width)/GetShapesTexture().width, (GetShapesTextureRec().y + GetShapesTextureRec().height)/GetShapesTexture().height);
rlVertex2f(tr.x, tr.y);
rlVertex2f(topRight.x, topRight.y);
rlTexCoord2f((GetShapesTextureRec().x + GetShapesTextureRec().width)/GetShapesTexture().width, GetShapesTextureRec().y/GetShapesTexture().height);
rlVertex2f(tl.x, tl.y);
rlVertex2f(topLeft.x, topLeft.y);
rlEnd();
rlDisableTexture();
}