bool CRenderSystemGLES::InitRenderSystem()
{
m_bVSync = false;
m_iVSyncMode = 0;
m_iSwapStamp = 0;
m_iSwapTime = 0;
m_iSwapRate = 0;
m_bVsyncInit = false;
m_maxTextureSize = 2048;
m_renderCaps = 0;
// Get the GLES version number
m_RenderVersionMajor = 0;
m_RenderVersionMinor = 0;
const char* ver = (const char*)glGetString(GL_VERSION);
if (ver != 0)
{
sscanf(ver, "%d.%d", &m_RenderVersionMajor, &m_RenderVersionMinor);
if (!m_RenderVersionMajor)
sscanf(ver, "%*s %*s %d.%d", &m_RenderVersionMajor, &m_RenderVersionMinor);
m_RenderVersion = ver;
}
// Get our driver vendor and renderer
m_RenderVendor = (const char*) glGetString(GL_VENDOR);
m_RenderRenderer = (const char*) glGetString(GL_RENDERER);
m_RenderExtensions = " ";
m_RenderExtensions += (const char*) glGetString(GL_EXTENSIONS);
m_RenderExtensions += " ";
LogGraphicsInfo();
if (IsExtSupported("GL_TEXTURE_NPOT"))
{
m_renderCaps |= RENDER_CAPS_NPOT;
}
if (IsExtSupported("GL_EXT_texture_format_BGRA8888"))
{
m_renderCaps |= RENDER_CAPS_BGRA;
}
if (IsExtSupported("GL_IMG_texture_format_BGRA8888"))
{
m_renderCaps |= RENDER_CAPS_BGRA;
}
if (IsExtSupported("GL_APPLE_texture_format_BGRA8888"))
{
m_renderCaps |= RENDER_CAPS_BGRA_APPLE;
}
m_bRenderCreated = true;
InitialiseGUIShader();
return true;
}
bool CRenderSystemGLES::InitRenderSystem()
{
GLint maxTextureSize;
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
m_maxTextureSize = maxTextureSize;
m_bVSync = false;
m_iVSyncMode = 0;
m_iSwapStamp = 0;
m_iSwapTime = 0;
m_iSwapRate = 0;
m_bVsyncInit = false;
m_renderCaps = 0;
// Get the GLES version number
m_RenderVersionMajor = 0;
m_RenderVersionMinor = 0;
const char* ver = (const char*)glGetString(GL_VERSION);
if (ver != 0)
{
sscanf(ver, "%d.%d", &m_RenderVersionMajor, &m_RenderVersionMinor);
if (!m_RenderVersionMajor)
sscanf(ver, "%*s %*s %d.%d", &m_RenderVersionMajor, &m_RenderVersionMinor);
m_RenderVersion = ver;
}
// Get our driver vendor and renderer
const char *tmpVendor = (const char*) glGetString(GL_VENDOR);
m_RenderVendor.clear();
if (tmpVendor != NULL)
m_RenderVendor = tmpVendor;
const char *tmpRenderer = (const char*) glGetString(GL_RENDERER);
m_RenderRenderer.clear();
if (tmpRenderer != NULL)
m_RenderRenderer = tmpRenderer;
m_RenderExtensions = " ";
const char *tmpExtensions = (const char*) glGetString(GL_EXTENSIONS);
if (tmpExtensions != NULL)
{
m_RenderExtensions += tmpExtensions;
}
m_RenderExtensions += " ";
LogGraphicsInfo();
if (IsExtSupported("GL_TEXTURE_NPOT"))
{
m_renderCaps |= RENDER_CAPS_NPOT;
}
if (IsExtSupported("GL_EXT_texture_format_BGRA8888"))
{
m_renderCaps |= RENDER_CAPS_BGRA;
}
if (IsExtSupported("GL_IMG_texture_format_BGRA8888"))
{
m_renderCaps |= RENDER_CAPS_BGRA;
}
if (IsExtSupported("GL_APPLE_texture_format_BGRA8888"))
{
m_renderCaps |= RENDER_CAPS_BGRA_APPLE;
}
if (IsExtSupported("GL_EXT_unpack_subimage"))
{
m_renderCaps |= RENDER_CAPS_EGL_SUBIMAGE;
}
m_bRenderCreated = true;
InitialiseGUIShader();
return true;
}