already_AddRefed<gfxImageSurface>
SharedDeprecatedTextureHostOGL::GetAsSurface() {
nsRefPtr<gfxImageSurface> surf = IsValid() ?
mGL->GetTexImage(GetTextureHandle(),
false,
GetFormat())
: nullptr;
return surf.forget();
}
//-----------------------------------------------------------------------
void GraphicsContextGL4::SetTexture(int textureUnit, RenderTarget2D & textureIn)
{
POMDOG_ASSERT(!textures.empty());
POMDOG_ASSERT(textureUnit >= 0);
POMDOG_ASSERT(textureUnit < static_cast<int>(textures.size()));
constexpr GLenum textureType = GL_TEXTURE_2D;
if (textures[textureUnit] && *textures[textureUnit] != textureType) {
// Unbind texture
SetTexture(textureUnit);
}
textures[textureUnit] = textureType;
POMDOG_ASSERT(textureIn.NativeRenderTarget2D());
auto renderTargetGL4 = dynamic_cast<RenderTarget2DGL4*>(textureIn.NativeRenderTarget2D());
POMDOG_ASSERT(renderTargetGL4 != nullptr);
ApplyTexture2D(textureUnit, renderTargetGL4->GetTextureHandle());
}
Texture::~Texture()
{
unsigned int textureID = 0;
textureID = GetTextureHandle();
glDeleteTextures( 1, &textureID );
}
