/*
* Sets the maximum number of bytes that the heap source is allowed
* to allocate from the system. Clamps to the appropriate maximum
* value.
*/
static void setIdealFootprint(size_t max)
{
HS_BOILERPLATE();
HeapSource *hs = gHs;
size_t maximumSize = getMaximumSize(hs);
if (max > maximumSize) {
LOGI_HEAP("Clamp target GC heap from %zd.%03zdMB to %u.%03uMB",
FRACTIONAL_MB(max),
FRACTIONAL_MB(maximumSize));
max = maximumSize;
}
/* Convert max into a size that applies to the active heap.
* Old heaps will count against the ideal size.
*/
size_t overhead = getSoftFootprint(false);
size_t activeMax;
if (overhead < max) {
activeMax = max - overhead;
} else {
activeMax = 0;
}
setSoftLimit(hs, activeMax);
hs->idealSize = max;
}
bool Texture::create(unsigned int width, unsigned int height)
{
// Check if texture parameters are valid before creating it
if ((width == 0) || (height == 0))
{
err() << "Failed to create texture, invalid size (" << width << "x" << height << ")" << std::endl;
return false;
}
// Compute the internal texture dimensions depending on NPOT textures support
Vector2u actualSize(getValidSize(width), getValidSize(height));
// Check the maximum texture size
unsigned int maxSize = getMaximumSize();
if ((actualSize.x > maxSize) || (actualSize.y > maxSize))
{
err() << "Failed to create texture, its internal size is too high "
<< "(" << actualSize.x << "x" << actualSize.y << ", "
<< "maximum is " << maxSize << "x" << maxSize << ")"
<< std::endl;
return false;
}
// All the validity checks passed, we can store the new texture settings
m_size.x = width;
m_size.y = height;
m_actualSize = actualSize;
m_pixelsFlipped = false;
// Create the OpenGL texture if it doesn't exist yet
if (!m_texture)
{
GLuint texture;
glCheck(glGenTextures(1, &texture));
m_texture = static_cast<unsigned int>(texture);
}
// Make sure that the current texture binding will be preserved
priv::TextureSaver save;
// Initialize the texture
glCheck(glBindTexture(GL_TEXTURE_2D, m_texture));
glCheck(glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, m_actualSize.x, m_actualSize.y, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL));
glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_isRepeated ? GL_REPEAT : GL_CLAMP));
glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_isRepeated ? GL_REPEAT :GL_CLAMP));
glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, m_isSmooth ? GL_LINEAR : GL_NEAREST));
glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_isSmooth ? GL_LINEAR : GL_NEAREST));
m_cacheId = getUniqueId();
return true;
}
PanelSizes withMovedPanel (const int index, int targetPosition, int totalSpace) const
{
const int num = sizes.size();
totalSpace = jmax (totalSpace, getMinimumSize (0, num));
targetPosition = jmax (targetPosition, totalSpace - getMaximumSize (index, num));
PanelSizes newSizes (*this);
newSizes.stretchRange (0, index, targetPosition - newSizes.getTotalSize (0, index), stretchLast);
newSizes.stretchRange (index, num, totalSpace - newSizes.getTotalSize (0, index) - newSizes.getTotalSize (index, num), stretchFirst);
return newSizes;
}
fm::Result CubeTexture::create(fm::Size size)
{
// check for empty texture
if (!size)
return fm::Result("CubeTextureError",fm::Result::OPFailed,"CreatingEmptyTexture","CubeTexture.create",__FILE__,__LINE__);
// opengl wouldn't accpet too big textures
fm::Size maxSize = getMaximumSize();
if (size > maxSize)
return fm::Result("CubeTextureError",fm::Result::OPFailed,"CreatingTooBigTexture","CubeTexture.create",__FILE__,__LINE__,fm::toString(size).str());
fm::Result err;
// setup internal data
m_size = size;
if (glIsTexture(getGlId()) == GL_FALSE)
{
GLuint glId;
err += glCheck(glGenTextures(1,&glId));
getGlId() = glId;
}
// bind the texture for uplading
GLint boundTex;
glCheck(glGetIntegerv(GL_TEXTURE_BINDING_CUBE_MAP, &boundTex));
{
err += glCheck(glBindTexture(GL_TEXTURE_CUBE_MAP,getGlId()));
// set TEXTURE_WRAP
glTexParameteri(GL_TEXTURE_CUBE_MAP,GL_TEXTURE_WRAP_R,m_isRepeated ? GL_REPEAT : GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_CUBE_MAP,GL_TEXTURE_WRAP_S,m_isRepeated ? GL_REPEAT : GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_CUBE_MAP,GL_TEXTURE_WRAP_T,m_isRepeated ? GL_REPEAT : GL_CLAMP_TO_EDGE);
if (glGetError() != GL_NO_ERROR)
{
m_isRepeated = !m_isRepeated;
err += glCheck(glTexParameteri(GL_TEXTURE_CUBE_MAP,GL_TEXTURE_WRAP_R,m_isRepeated ? GL_REPEAT : GL_CLAMP_TO_EDGE));
err += glCheck(glTexParameteri(GL_TEXTURE_CUBE_MAP,GL_TEXTURE_WRAP_S,m_isRepeated ? GL_REPEAT : GL_CLAMP_TO_EDGE));
err += glCheck(glTexParameteri(GL_TEXTURE_CUBE_MAP,GL_TEXTURE_WRAP_T,m_isRepeated ? GL_REPEAT : GL_CLAMP_TO_EDGE));
}
// set TEXTURE_FILTER
err += glCheck(glTexParameteri(GL_TEXTURE_CUBE_MAP,GL_TEXTURE_MAG_FILTER,m_isSmooth ? GL_LINEAR : GL_NEAREST));
err += glCheck(glTexParameteri(GL_TEXTURE_CUBE_MAP,GL_TEXTURE_MIN_FILTER,m_isSmooth ? GL_LINEAR : GL_NEAREST));
// upload data
C(6)
err += glCheck(glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X+i,0,getInternalFormat(),m_size,m_size,0,getFormat(),getType(),nullptr));
}
err += glCheck(glBindTexture(GL_TEXTURE_CUBE_MAP,boundTex));
return err;
}
void IFS::ifs_static( GLuint* disp, int lvl , float base, List*l,float aliasing,double aspect, double ztran) {
ratio=aspect;
*disp=glGenLists(1);
max=0.0f;
lev=lvl;
min=1000.0f;
resize=aliasing;
glNewList(*disp, GL_COMPILE);
double* min=getMiniumBorder(l);
double* screensize=getMaximumSize(l);
glTranslatef(-0.5*min[0]/screensize[0]+0.04f,+1.0*min[1]/screensize[1]+0.04f,0);
glScalef(ztran+1.0f,ztran+1.0f,1.0f);
Ricorsione(lvl,l,screensize,1.0f,1.0f);
free(min);
free(screensize);
glEndList();
}
/*
* Returns the current maximum size of the heap source respecting any
* growth limits.
*/
size_t dvmHeapSourceGetMaximumSize()
{
HS_BOILERPLATE();
return getMaximumSize(gHs);
}
bool Texture::create(unsigned int width, unsigned int height)
{
// Check if texture parameters are valid before creating it
if ((width == 0) || (height == 0))
{
err() << "Failed to create texture, invalid size (" << width << "x" << height << ")" << std::endl;
return false;
}
// Compute the internal texture dimensions depending on NPOT textures support
Vector2u actualSize(getValidSize(width), getValidSize(height));
// Check the maximum texture size
unsigned int maxSize = getMaximumSize();
if ((actualSize.x > maxSize) || (actualSize.y > maxSize))
{
err() << "Failed to create texture, its internal size is too high "
<< "(" << actualSize.x << "x" << actualSize.y << ", "
<< "maximum is " << maxSize << "x" << maxSize << ")"
<< std::endl;
return false;
}
// All the validity checks passed, we can store the new texture settings
m_size.x = width;
m_size.y = height;
m_actualSize = actualSize;
m_pixelsFlipped = false;
m_fboAttachment = false;
TransientContextLock lock;
// Create the OpenGL texture if it doesn't exist yet
if (!m_texture)
{
GLuint texture;
glCheck(glGenTextures(1, &texture));
m_texture = static_cast<unsigned int>(texture);
}
// Make sure that extensions are initialized
priv::ensureExtensionsInit();
// Make sure that the current texture binding will be preserved
priv::TextureSaver save;
static bool textureEdgeClamp = GLEXT_texture_edge_clamp || GLEXT_EXT_texture_edge_clamp;
if (!m_isRepeated && !textureEdgeClamp)
{
static bool warned = false;
if (!warned)
{
err() << "OpenGL extension SGIS_texture_edge_clamp unavailable" << std::endl;
err() << "Artifacts may occur along texture edges" << std::endl;
err() << "Ensure that hardware acceleration is enabled if available" << std::endl;
warned = true;
}
}
static bool textureSrgb = GLEXT_texture_sRGB;
if (m_sRgb && !textureSrgb)
{
static bool warned = false;
if (!warned)
{
#ifndef SFML_OPENGL_ES
err() << "OpenGL extension EXT_texture_sRGB unavailable" << std::endl;
#else
err() << "OpenGL ES extension EXT_sRGB unavailable" << std::endl;
#endif
err() << "Automatic sRGB to linear conversion disabled" << std::endl;
warned = true;
}
m_sRgb = false;
}
// Initialize the texture
glCheck(glBindTexture(GL_TEXTURE_2D, m_texture));
glCheck(glTexImage2D(GL_TEXTURE_2D, 0, (m_sRgb ? GLEXT_GL_SRGB8_ALPHA8 : GL_RGBA), m_actualSize.x, m_actualSize.y, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL));
glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_isRepeated ? GL_REPEAT : (textureEdgeClamp ? GLEXT_GL_CLAMP_TO_EDGE : GLEXT_GL_CLAMP)));
glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_isRepeated ? GL_REPEAT : (textureEdgeClamp ? GLEXT_GL_CLAMP_TO_EDGE : GLEXT_GL_CLAMP)));
glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, m_isSmooth ? GL_LINEAR : GL_NEAREST));
glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_isSmooth ? GL_LINEAR : GL_NEAREST));
m_cacheId = getUniqueId();
m_hasMipmap = false;
return true;
}
