GLuint CTerritoryTexture::GetTexture()
{
if (UpdateDirty())
RecomputeTexture(0);
return m_Texture;
}
void CTerritoryTexture::BindTexture(int unit)
{
if (UpdateDirty())
RecomputeTexture(unit);
g_Renderer.BindTexture(unit, m_Texture);
}
GLuint CLOSTexture::GetTexture()
{
if (m_Dirty)
{
RecomputeTexture(0);
m_Dirty = false;
}
return m_Texture;
}
void CLOSTexture::BindTexture(int unit)
{
if (m_Dirty)
{
RecomputeTexture(unit);
m_Dirty = false;
}
g_Renderer.BindTexture(unit, m_Texture);
}
void CLOSTexture::InterpolateLOS()
{
if (CRenderer::IsInitialised() && !g_Renderer.m_Options.m_SmoothLOS)
return;
if (m_Dirty)
{
RecomputeTexture(0);
m_Dirty = false;
}
GLint originalFBO;
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &originalFBO);
pglBindFramebufferEXT(GL_FRAMEBUFFER, m_smoothFbo);
pglFramebufferTexture2DEXT(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D,
whichTex ? m_TextureSmooth2 : m_TextureSmooth1, 0);
GLenum status = pglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
{
LOGWARNING(L"LOS framebuffer object incomplete: 0x%04X", status);
}
m_smoothShader->BeginPass();
CShaderProgramPtr shader = m_smoothShader->GetShader();
shader->Bind();
shader->BindTexture("losTex1", m_Texture);
shader->BindTexture("losTex2", whichTex ? m_TextureSmooth1 : m_TextureSmooth2);
shader->Uniform("delta", (float)g_Renderer.GetTimeManager().GetFrameDelta() * 4.0f, 0.0f, 0.0f, 0.0f);
glPushAttrib(GL_VIEWPORT_BIT);
glViewport(0, 0, m_TextureSize, m_TextureSize);
glBegin(GL_QUADS);
glColor4f(1.f, 1.f, 1.f, 1.f);
glTexCoord2f(1.0, 1.0); glVertex2f(1,1);
glTexCoord2f(0.0, 1.0); glVertex2f(-1,1);
glTexCoord2f(0.0, 0.0); glVertex2f(-1,-1);
glTexCoord2f(1.0, 0.0); glVertex2f(1,-1);
glEnd();
glPopAttrib();
shader->Unbind();
m_smoothShader->EndPass();
pglFramebufferTexture2DEXT(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
pglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, originalFBO);
whichTex = !whichTex;
}