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Minor bits of refactoring.

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This commit is contained in:
jules 2011-10-08 19:04:43 +01:00
parent 58580fc792
commit c3492b99e3
3 changed files with 112 additions and 107 deletions
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13
modules/juce_opengl/opengl/juce_OpenGLHelpers.cpp
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@ -177,8 +177,8 @@ namespace OpenGLGradientHelpers
+ 8.0f;
const AffineTransform inverse (transform.inverted());
const float renderingRadius = jmax (Point<float> (screenRadius, 0.0f).transformedBy (inverse).getDistanceFromOrigin(),
Point<float> (0.0f, screenRadius).transformedBy (inverse).getDistanceFromOrigin());
const float sourceRadius = jmax (Point<float> (screenRadius, 0.0f).transformedBy (inverse).getDistanceFromOrigin(),
Point<float> (0.0f, screenRadius).transformedBy (inverse).getDistanceFromOrigin());
const int numDivisions = 80;
GLfloat vertices [6 + numDivisions * 4];
@ -186,7 +186,7 @@ namespace OpenGLGradientHelpers
{
const float originalRadius = grad.point1.getDistanceFrom (grad.point2);
const float texturePos = renderingRadius / originalRadius;
const float texturePos = sourceRadius / originalRadius;
GLfloat* t = textureCoords;
*t++ = 0.0f;
@ -205,18 +205,17 @@ namespace OpenGLGradientHelpers
{
GLfloat* v = vertices;
*v++ = centre.getX();
*v++ = centre.getY();
const Point<float> first (grad.point1.translated (renderingRadius, -renderingRadius).transformedBy (transform));
const Point<float> first (grad.point1.translated (sourceRadius, -sourceRadius).transformedBy (transform));
Point<float> last (first);
for (int i = 0; i < numDivisions; ++i)
{
const float angle = (i + 1) * (float_Pi * 4.0f / numDivisions);
const Point<float> next (grad.point1.translated (std::sin (angle) * renderingRadius,
-std::cos (angle) * renderingRadius)
const Point<float> next (grad.point1.translated (std::sin (angle) * sourceRadius,
std::cos (angle) * -sourceRadius)
.transformedBy (transform));
*v++ = last.getX();
*v++ = last.getY();