void GLBackend::do_setUniformBuffer(Batch& batch, size_t paramOffset) {
GLuint slot = batch._params[paramOffset + 3]._uint;
BufferPointer uniformBuffer = batch._buffers.get(batch._params[paramOffset + 2]._uint);
GLintptr rangeStart = batch._params[paramOffset + 1]._uint;
GLsizeiptr rangeSize = batch._params[paramOffset + 0]._uint;
#if (GPU_FEATURE_PROFILE == GPU_CORE)
if (!uniformBuffer) {
releaseUniformBuffer(slot);
return;
}
// check cache before thinking
if (_uniform._buffers[slot] == uniformBuffer) {
return;
}
// Sync BufferObject
auto* object = GLBackend::syncGPUObject(*uniformBuffer);
if (object) {
glBindBufferRange(GL_UNIFORM_BUFFER, slot, object->_buffer, rangeStart, rangeSize);
_uniform._buffers[slot] = uniformBuffer;
(void) CHECK_GL_ERROR();
} else {
releaseResourceTexture(slot);
return;
}
#else
// because we rely on the program uniform mechanism we need to have
// the program bound, thank you MacOSX Legacy profile.
updatePipeline();
GLfloat* data = (GLfloat*) (uniformBuffer->getData() + rangeStart);
glUniform4fv(slot, rangeSize / sizeof(GLfloat[4]), data);
// NOT working so we ll stick to the uniform float array until we move to core profile
// GLuint bo = getBufferID(*uniformBuffer);
//glUniformBufferEXT(_shader._program, slot, bo);
(void) CHECK_GL_ERROR();
#endif
}
void GLBackend::do_setUniformBuffer(Batch& batch, uint32 paramOffset) {
GLuint slot = batch._params[paramOffset + 3]._uint;
BufferPointer uniformBuffer = batch._buffers.get(batch._params[paramOffset + 2]._uint);
GLintptr rangeStart = batch._params[paramOffset + 1]._uint;
GLsizeiptr rangeSize = batch._params[paramOffset + 0]._uint;
#if (GPU_FEATURE_PROFILE == GPU_CORE)
GLuint bo = getBufferID(*uniformBuffer);
glBindBufferRange(GL_UNIFORM_BUFFER, slot, bo, rangeStart, rangeSize);
#else
GLfloat* data = (GLfloat*) (uniformBuffer->getData() + rangeStart);
glUniform4fv(slot, rangeSize / sizeof(GLfloat[4]), data);
// NOT working so we ll stick to the uniform float array until we move to core profile
// GLuint bo = getBufferID(*uniformBuffer);
//glUniformBufferEXT(_shader._program, slot, bo);
#endif
(void) CHECK_GL_ERROR();
}
void Client::send(BufferPointer buffer, bool reliable)
{
ENetPacket *packet = enet_packet_create(buffer->getData(),
buffer->getSize(), reliable?ENET_PACKET_FLAG_RELIABLE:0);
enet_peer_send(peer, 0, packet);
}
