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EGL: Fixed use extension use.

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This commit is contained in:
Branimir Karadžić 2015-04-22 21:39:20 -07:00
parent ea375d5c03
commit 4e431c99db
1 changed files with 38 additions and 8 deletions

46
src/glcontext_egl.cpp
View file

@ -176,6 +176,20 @@ EGL_IMPORT
EGLBoolean success = eglInitialize(m_display, &major, &minor);
BGFX_FATAL(success && major >= 1 && minor >= 3, Fatal::UnableToInitialize, "Failed to initialize %d.%d", major, minor);
BX_TRACE("EGL info:");
const char* clientApis = eglQueryString(m_display, EGL_CLIENT_APIS);
BX_TRACE(" APIs: %s", clientApis);
const char* vendor = eglQueryString(m_display, EGL_VENDOR);
BX_TRACE(" Vendor: %s", vendor);
const char* version = eglQueryString(m_display, EGL_VERSION);
BX_TRACE("Version: %s", version);
const char* extensions = eglQueryString(m_display, EGL_EXTENSIONS);
BX_TRACE("Supported EGL extensions:");
dumpExtensions(extensions);
EGLint attrs[] =
{
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
@ -230,6 +244,9 @@ EGL_IMPORT
m_surface = eglCreateWindowSurface(m_display, m_config, nwh, NULL);
BGFX_FATAL(m_surface != EGL_NO_SURFACE, Fatal::UnableToInitialize, "Failed to create surface.");
const bool hasEglKhrCreateContext = !!bx::findIdentifierMatch(extensions, "EGL_KHR_create_context");
for (uint32_t ii = 0; ii < 2; ++ii)
{
bx::StaticMemoryBlockWriter writer(s_contextAttrs, sizeof(s_contextAttrs) );
@ -239,19 +256,32 @@ EGL_IMPORT
bx::write(&writer, EGLint(EGL_CONTEXT_MINOR_VERSION_KHR) );
bx::write(&writer, EGLint(BGFX_CONFIG_RENDERER_OPENGLES % 10) );
bx::write(&writer, EGLint(EGL_CONTEXT_FLAGS_KHR) );
EGLint flags = 0;
EGLint flags = BGFX_CONFIG_DEBUG ? 0
| EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR
// | EGL_OPENGL_ES3_BIT_KHR
: 0
;
bx::write(&writer, flags);
if (hasEglKhrCreateContext
&& 0 == ii)
{
flags = BGFX_CONFIG_DEBUG ? 0
| EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR
// | EGL_OPENGL_ES3_BIT_KHR
: 0
;
bx::write(&writer, EGLint(EGL_CONTEXT_FLAGS_KHR) );
bx::write(&writer, flags);
}
bx::write(&writer, EGLint(EGL_NONE) );
m_context = eglCreateContext(m_display, m_config, EGL_NO_CONTEXT, s_contextAttrs);
if (NULL != m_context)
{
break;
}
BX_TRACE("Failed to create EGL context with EGL_CONTEXT_FLAGS_KHR (%08x).", flags);
}
m_context = eglCreateContext(m_display, m_config, EGL_NO_CONTEXT, s_contextAttrs);
BGFX_FATAL(m_context != EGL_NO_CONTEXT, Fatal::UnableToInitialize, "Failed to create context.");
success = eglMakeCurrent(m_display, m_surface, m_surface, m_context);