void Fbo::End()
{
UnbindFrameBuffer();
// set viewport to screen
v2i dimen = Window::Get()->Sizei();
glViewport( 0, 0, dimen.x, dimen.y );
}
void Fbo::SetRenderTargetTex( StrongHandle<Texture2d> tex, int slot )
{
CHECK( !m_bound_as_target, "Cannot bind texture. Fbo currently bound!");
BindFrameBuffer();
SetRenderTargetTexNoBind(tex, slot);
UnbindFrameBuffer();
}
void Fbo::End()
{
UnbindFrameBuffer();
// set viewport to screen
//v2i dimen = Window::Get()->Sizei();
//RenderState::Ref().SetViewport( 0, 0, dimen.x, dimen.y );
}
bool GLVideo::EndTargetScene()
{
SetRenderTarget(SpritePtr(), 0);
m_rendering = false;
UnbindFrameBuffer();
UpdateInternalShadersViewData(GetScreenSizeF(), false);
return true;
}
void Fbo::RemoveRenderTargetTex( int slot )
{
ASSERT(slot >= 0 && slot < MAX_NUM_SLOTS);
// unbind from fbo
BindFrameBuffer();
unsigned int GLcolorAttachmentSlot = GL_COLOR_ATTACHMENT0_EXT + slot;
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GLcolorAttachmentSlot, GL_TEXTURE_2D, 0, 0);
UnbindFrameBuffer();
m_rtTextures[slot] = StrongHandle<Texture>();
}
void Fbo::RemoveRenderTargetTex( int slot )
{
ASSERT(slot >= 0 && slot < MAX_NUM_SLOTS);
// unbind from fbo
BindFrameBuffer();
unsigned int GLcolorAttachmentSlot = GL_COLOR_ATTACHMENT0 + slot;
glFramebufferTexture2D(GL_FRAMEBUFFER, GLcolorAttachmentSlot, GL_TEXTURE_2D, 0, 0);
UnbindFrameBuffer();
m_rt_texs[slot] = nullptr;
}
void Fbo::SetRenderTargetTex( StrongHandle<Texture> tex, int slot )
{
CHECK( tex != NULL, "FBO trying to set NULL texure as color buffer!");
ASSERT(slot >= 0 && slot < MAX_NUM_SLOTS);
CHECK( tex->Sizei() == Dimen(), "Texture dimensions must match FBO dimen" );
m_rtTextures[slot] = tex;
CHECK( !m_boundAsTarget, "Cannot bind next texture. Fbo currently bound!");
unsigned int GLcolorAttachmentSlot = GL_COLOR_ATTACHMENT0_EXT + slot;
BindFrameBuffer();
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GLcolorAttachmentSlot, GL_TEXTURE_2D, tex->Id(), 0);
UnbindFrameBuffer();
}
bool GLES2Texture::CreateRenderTarget(
VideoWeakPtr video,
const unsigned int width,
const unsigned int height,
const Texture::TARGET_FORMAT fmt)
{
m_textureInfo.m_texture = m_textureID++;
SetTexture(0);
const GLint glfmt = (fmt == Texture::TF_ARGB) ? GL_RGBA : GL_RGB;
glTexImage2D(GL_TEXTURE_2D, 0, glfmt,
static_cast<GLsizei>(width), static_cast<GLsizei>(height),
0, static_cast<GLenum>(glfmt), (fmt == Texture::TF_ARGB) ? GL_UNSIGNED_BYTE : GL_UNSIGNED_SHORT_5_6_5, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
// attach 2D texture
glGenFramebuffers(1, &m_textureInfo.m_frameBuffer);
glBindFramebuffer(GL_FRAMEBUFFER, m_textureInfo.m_frameBuffer);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_textureInfo.m_texture, 0);
// create depth buffer... removed for now... will be back whenever it's needed
/*GLuint depthRenderbuffer;
glGenRenderbuffers(1, &depthRenderbuffer);
glBindRenderbuffer(GL_RENDERBUFFER, depthRenderbuffer);
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT16, static_cast<GLsizei>(width), static_cast<GLsizei>(height));
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, depthRenderbuffer);*/
CheckFrameBufferStatus(m_logger, m_textureInfo.m_frameBuffer, m_textureInfo.m_texture, true);
UnbindFrameBuffer();
m_type = TT_RENDER_TARGET;
m_profile.width = width;
m_profile.height = height;
m_profile.originalWidth = m_profile.width;
m_profile.originalHeight = m_profile.height;
GLES2UniformParameter::m_boundTexture2D = 0;
glBindTexture(GL_TEXTURE_2D, 0);
return true;
}
bool GLVideo::SetRenderTarget(SpritePtr pTarget, const unsigned int target)
{
if (!pTarget)
{
m_currentTarget.reset();
UnbindFrameBuffer();
}
else
{
if (pTarget->GetType() == Sprite::T_TARGET)
{
m_currentTarget = pTarget->GetTexture();
}
else
{
Message(GS_L("The current sprite has no render target texture"), GSMT_ERROR);
}
}
return true;
}
