Rect Button::setupText(const Rect &rect, const TextLabelInfo &ti)
{
std::ostringstream texId(std::ostringstream::out);
texId << this;
m_buttonText = new TextLabel(rect.pos(), ti, texId.str());
Rect realRect = rect;
if( rect.size().x() < m_buttonText->size().x() )
{
realRect.setSize( Point( m_buttonText->size().x(), realRect.size().y() ) );
}
if( rect.size().y() < m_buttonText->size().y() )
{
realRect.setSize( Point( realRect.size().x(), m_buttonText->size().y() ) );
}
m_buttonText->setPos( rect.pos() + (realRect.size() - m_buttonText->size()) / 2 );
return realRect;
}
void ShaderLibrary::generateFilters()
{
GLuint texId(s_normalBuffer->texture());
QSize size(s_normalBuffer->size());
Texture texture;
texture.id = texId;
texture.size = size;
texture.slot = NormalBuffer;
texture.data = 0;
setTextureVariable("Filters", "NormalMap", texture);
s_filterBuffer->bind();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
bindShader("Filters");
texture.id = s_normalBuffer->texture();
texture.size = size;
texture.slot = (Texture_t)0;
texture.data = 0;
setTextureVariable("Filters", "NormalMap", texture);
texture.id = s_rotationTextureId;
texture.size = QSize(s_rotationTextureSize, s_rotationTextureSize);
texture.slot = (Texture_t)1;
texture.data = s_rotationTextureData;
setTextureVariable("Filters", "RotationTexture", texture);
//bindTextures("Filters");
/*
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, texId);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, s_rotationTextureId);
*/
float w(size.width()); float h(size.height()); float z(0.0);
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(z, w, z, h, -1, 1);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glBegin(GL_QUADS);
glTexCoord2f(1.0f,0.0f); glVertex3f(w, z, z);
glTexCoord2f(0.0f,0.0f); glVertex3f(z, z, z);
glTexCoord2f(0.0f,1.0f); glVertex3f(z, h, z);
glTexCoord2f(1.0f,1.0f); glVertex3f(w, h, z);
glEnd();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
s_filterBuffer->release();
releaseTextures();
}
